diff options
62 files changed, 8383 insertions, 304 deletions
@@ -10,7 +10,7 @@ a license to everyone to use it as detailed in LICENSE.) * Sigmund Vik <sigmund_vik@yahoo.com> * Jeff Terrace <jterrace@gmail.com> * Benoit Tremblay <benoit.tremblay@frimastudio.com> -* Andreas Bergmeier <andreas.bergmeier@gmx.net> +* Andreas Bergmeier <abergmeier@gmx.net> * Ben Schwartz <bens@alum.mit.edu> * David Claughton <dave@eclecticdave.com> * David Yip <yipdw@member.fsf.org> @@ -130,4 +130,6 @@ a license to everyone to use it as detailed in LICENSE.) * Nicolas Peri <nicox@shivaengine.com> (copyright owned by ShiVa Technologies, SAS) * Bernhard Fey <e-male@web.de> * Dave Nicponski <dave.nicponski@gmail.com> +* Jonathan Jarri <noxalus@gmail.com> +* Daniele Di Proietto <daniele.di.proietto@gmail.com> @@ -10,7 +10,28 @@ Not all changes are documented here. In particular, new features, user-oriented Current trunk code ------------------ - To see a list of commits in the active development branch 'incoming', which have not yet been packaged in a release, see - https://github.com/kripken/emscripten/compare/1.12.3...incoming + https://github.com/kripken/emscripten/compare/1.13.1...incoming + +v1.13.1: 3/10/2014 +------------------ + - Disallow C implicit function declarations by making it an error instead of a warning by default. These will not work with Emscripten, due to strict Emscripten signature requirements when calling function pointers (#2175). + - Allow transitioning to full screen from SDL as a response to mouse press events. + - Fixed a bug in previous 1.13.0 release that broke fullscreen transitioning from working. + - Fixed emscripten/html5.h to be used in C source files. + - Fix an issue where extraneous system libraries would get included in the generated output (#2191). + - Added a new function emscripten_async_wget2_data() that allows reading from an XMLHTTPRequest directly into memory while supporting advanced features. + - Fixed esc key code in GLFW. + - Full list of changes: https://github.com/kripken/emscripten/compare/1.13.0...1.13.1 + +v1.13.0: 3/3/2014 +------------------ + - Fixed the deprecated source mapping syntax warning. + - Fixed a buffer overflow issue in emscripten_get_callstack (#2171). + - Added support for -Os (optimize for size) and -Oz (aggressively optimize for size) arguments to emcc. + - Fixed a typo that broko the call signature of glCompressedTexSubImage2D() function (#2173). + - Added new browser fullscreen resize logic that always retains aspect ratio and adds support for IE11. + - Improve debug messaging with bad function pointer calls when -s ASSERTIONS=2 is set. + - Full list of changes: https://github.com/kripken/emscripten/compare/1.12.3...1.13.0 v1.12.3: 2/27/2014 ------------------ @@ -1,4 +1,4 @@ - + Emscripten is an LLVM-to-JavaScript compiler. It takes LLVM bitcode - which can be generated from C/C++, using `llvm-gcc` (DragonEgg) or `clang`, or any other language that can be @@ -235,6 +235,13 @@ Options that are modified or new in %s include: slower because JS optimization will be limited to 1 core. (default in -O0) + -profiling Use reasonable defaults when emitting JS to + make the build useful for profiling. This + sets -g2 (preserve function names) and may + also enable optimizations that affect + performance and otherwise might not be + performed in -g2. + --typed-arrays <mode> 0: No typed arrays 1: Parallel typed arrays 2: Shared (C-like) typed arrays (default) @@ -470,7 +477,16 @@ Options that are modified or new in %s include: 1: Emit a separate memory initialization file in binary format. This is more efficient than storing it as text inside JavaScript, but does - mean you have another file to publish. + mean you have another file to publish. The + binary file will also be loaded asynchronously, + which means main() will not be called until + the file is downloaded and applied; you cannot + call any C functions until it arrives. (Call + yourself from main() to know when all async + stuff has happened and it is safe to call + library functions, as main() will only be + called at that time. You can also call + addOnPreMain from a preRun.) -Wno-warn-absolute-paths If not specified, the compiler will warn about any uses of absolute paths in -I and -L command line @@ -761,6 +777,7 @@ try: opt_level = 0 debug_level = 0 + profiling = False js_opts = None llvm_opts = None llvm_lto = None @@ -881,6 +898,10 @@ try: requested_level = newargs[i][2:] or '3' debug_level = validate_arg_level(requested_level, 4, 'Invalid debug level: ' + newargs[i]) newargs[i] = '-g' # we'll need this to get LLVM debug info + elif newargs[i] == '-profiling': + debug_level = 2 + profiling = True + newargs[i] = '' elif newargs[i] == '--bind': bind = True newargs[i] = '' @@ -1025,9 +1046,6 @@ try: if DEBUG: start_time = time.time() # done after parsing arguments, which might affect debug state - if closure: - assert os.path.exists(shared.CLOSURE_COMPILER), logging.error('fatal: Closure compiler (%s) does not exist', shared.CLOSURE_COMPILER) - for i in range(len(newargs)): if newargs[i] == '-s': if is_minus_s_for_emcc(newargs, i): @@ -1181,7 +1199,7 @@ try: shared.Settings.ASM_JS = 1 if opt_level > 0 else 2 try: assert shared.Settings.UNALIGNED_MEMORY == 0, 'forced unaligned memory not supported in fastcomp' - assert shared.Settings.CHECK_HEAP_ALIGN == 0, 'check heap align not supported in fastcomp yet' + assert shared.Settings.CHECK_HEAP_ALIGN == 0, 'check heap align not supported in fastcomp - use SAFE_HEAP instead' assert shared.Settings.SAFE_DYNCALLS == 0, 'safe dyncalls not supported in fastcomp' assert shared.Settings.ASM_HEAP_LOG == 0, 'asm heap log not supported in fastcomp' assert shared.Settings.LABEL_DEBUG == 0, 'label debug not supported in fastcomp' @@ -1243,6 +1261,10 @@ try: logging.warning('disabling closure because debug info was requested') closure = False + if closure: + shared.Settings.CLOSURE_COMPILER = 1 + assert os.path.exists(shared.CLOSURE_COMPILER), logging.error('fatal: Closure compiler (%s) does not exist', shared.CLOSURE_COMPILER) + assert shared.LLVM_TARGET in shared.COMPILER_OPTS if shared.LLVM_TARGET == 'i386-pc-linux-gnu': shared.Settings.TARGET_X86 = 1 @@ -1369,6 +1391,7 @@ try: if file_ending.endswith(SOURCE_ENDINGS): temp_file = temp_files[i] logging.debug('optimizing %s', input_file) + #if DEBUG: shutil.copyfile(temp_file, os.path.join(TEMP_DIR, 'to_opt.bc') # useful when LLVM opt aborts shared.Building.llvm_opt(temp_file, llvm_opts) # If we were just asked to generate bitcode, stop there @@ -1487,7 +1510,7 @@ try: # Prepare .ll for Emscripten if not LEAVE_INPUTS_RAW: - if save_bc: + if save_bc and not fastcomp: final = shared.Building.llvm_dis(final, final + '.ll') else: assert len(input_files) == 1 @@ -1666,6 +1689,10 @@ try: js_optimizer_queue += ['simplifyExpressions'] + # simplify ifs if it is ok to make the code somewhat unreadable, and unless outlining (simplified ifs + # with commaified code breaks late aggressive variable elimination) + if shared.Settings.SIMPLIFY_IFS and (debug_level == 0 or profiling) and shared.Settings.OUTLINING_LIMIT == 0: js_optimizer_queue += ['simplifyIfs'] + if opt_level >= 3 and shared.Settings.PRECISE_F32: js_optimizer_queue += ['optimizeFrounds'] if closure and not shared.Settings.ASM_JS: diff --git a/emscripten-version.txt b/emscripten-version.txt index bf2b5ccf..2e46fa6f 100644 --- a/emscripten-version.txt +++ b/emscripten-version.txt @@ -1,2 +1,2 @@ -1.13.0 +1.13.2 diff --git a/media/powered_by_logo.png b/media/powered_by_logo.png Binary files differnew file mode 100644 index 00000000..69e90c77 --- /dev/null +++ b/media/powered_by_logo.png diff --git a/media/powered_by_logo.svg b/media/powered_by_logo.svg new file mode 100644 index 00000000..f39123c1 --- /dev/null +++ b/media/powered_by_logo.svg @@ -0,0 +1,1547 @@ +<?xml version="1.0" encoding="UTF-8" standalone="no"?> +<!-- Generator: Adobe Illustrator 15.0.0, SVG Export Plug-In . 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style="stop-color:#000000" + offset="0" /> + <stop + id="stop4195" + style="stop-color:#000000;stop-opacity:0" + offset="1" /> + <a:midPointStop + style="stop-color:#000000" + offset="0" /> + <a:midPointStop + style="stop-color:#000000" + offset="0.6933" /> + <a:midPointStop + style="stop-color:#000000;stop-opacity:0" + offset="1" /> + </linearGradient> + + <linearGradient + y2="155.3277" + x2="512.28223" + y1="239.7637" + x1="512.28223" + gradientUnits="userSpaceOnUse" + id="linearGradient4199"> + <stop + id="stop4201" + style="stop-color:#000000" + offset="0" /> + <stop + id="stop4203" + style="stop-color:#000000;stop-opacity:0" + offset="1" /> + <a:midPointStop + style="stop-color:#000000" + offset="0" /> + <a:midPointStop + style="stop-color:#000000" + offset="0.6933" /> + <a:midPointStop + style="stop-color:#000000;stop-opacity:0" + offset="1" /> + </linearGradient> + + <linearGradient + y2="155.32719" + x2="546.65918" + y1="239.7637" + x1="546.65918" + gradientUnits="userSpaceOnUse" + id="linearGradient4207"> + <stop + id="stop4209" + style="stop-color:#000000" + offset="0" /> + <stop + id="stop4211" + style="stop-color:#000000;stop-opacity:0" + offset="1" /> + <a:midPointStop + style="stop-color:#000000" + offset="0" /> + <a:midPointStop + style="stop-color:#000000" + offset="0.6933" /> + <a:midPointStop + style="stop-color:#000000;stop-opacity:0" + offset="1" /> + </linearGradient> + + <linearGradient + y2="155.32719" + x2="580.69629" + y1="239.7637" + x1="580.69629" + gradientUnits="userSpaceOnUse" + id="linearGradient4215"> + <stop + id="stop4217" + style="stop-color:#000000" + offset="0" /> + <stop + id="stop4219" + style="stop-color:#000000;stop-opacity:0" + offset="1" /> + <a:midPointStop + style="stop-color:#000000" + offset="0" /> + <a:midPointStop + style="stop-color:#000000" + offset="0.6933" /> + <a:midPointStop + style="stop-color:#000000;stop-opacity:0" + offset="1" /> + </linearGradient> + + <linearGradient + 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offset="1" /> + </linearGradient> + + <linearGradient + y2="155.3277" + x2="697.92969" + y1="239.7637" + x1="697.92969" + gradientUnits="userSpaceOnUse" + id="linearGradient4239"> + <stop + id="stop4241" + style="stop-color:#000000" + offset="0" /> + <stop + id="stop4243" + style="stop-color:#000000;stop-opacity:0" + offset="1" /> + <a:midPointStop + style="stop-color:#000000" + offset="0" /> + <a:midPointStop + style="stop-color:#000000" + offset="0.6933" /> + <a:midPointStop + style="stop-color:#000000;stop-opacity:0" + offset="1" /> + </linearGradient> + + </g> +</g></svg>
\ No newline at end of file diff --git a/media/switch_logo.eps b/media/switch_logo.eps Binary files differdeleted file mode 100644 index 741970c1..00000000 --- a/media/switch_logo.eps +++ /dev/null diff --git a/media/switch_logo.jpeg b/media/switch_logo.jpeg Binary files differdeleted file mode 100644 index 7c05cd94..00000000 --- a/media/switch_logo.jpeg +++ /dev/null diff --git a/media/switch_logo.png b/media/switch_logo.png Binary files differnew file mode 100644 index 00000000..1e072247 --- /dev/null +++ b/media/switch_logo.png diff --git a/scons-tools/emscripten.py b/scons-tools/emscripten.py index af85f106..94153adb 100755 --- a/scons-tools/emscripten.py +++ b/scons-tools/emscripten.py @@ -9,11 +9,6 @@ from SCons.Scanner import Scanner def exists(env):
return True
-def _expand_settings_flags(settings, env):
- return [
- ('-s%s=%s' % (KEY, json.dumps(VALUE).replace('"', '\\"')))
- for KEY, VALUE in settings.items() ]
-
emscripten_version_files = {}
def build_version_file(env):
@@ -86,10 +81,6 @@ def emscripten(env, target_js, source_bc): buildName('raw.js'),
[opt_ll])
- [optimized_js] = env.JSOptimizer(
- buildName('opt.js'),
- raw_emscripten_js)
-
prejs = [
env['EMSCRIPTEN_PREJS'],
'${EMSCRIPTEN_HOME}/src/embind/emval.js',
@@ -98,7 +89,7 @@ def emscripten(env, target_js, source_bc): [concatenated_js] = env.Concatenate(
buildName('concat.js'),
[ prejs,
- optimized_js,
+ raw_emscripten_js,
env['EMSCRIPTEN_POSTJS'] ])
DISABLE_EMSCRIPTEN_WARNINGS = [
@@ -139,11 +130,6 @@ def emscripten(env, target_js, source_bc): concatenated_js,
CLOSURE_FLAGS=['--language_in', 'ECMASCRIPT5']+DISABLE_EMSCRIPTEN_WARNINGS+['--formatting', 'PRETTY_PRINT', '--compilation_level', 'ADVANCED_OPTIMIZATIONS'])
- [global_emscripten_min_js] = env.JSOptimizer(
- buildName('global.min.js'),
- closure_js,
- JS_OPTIMIZER_PASSES=['simplifyExpressionsPost', 'minifyWhitespace', 'last'])
-
[emscripten_iteration_js] = env.WrapInModule(
buildName('iteration.js'),
iter_global_emscripten_js)
@@ -154,12 +140,27 @@ def emscripten(env, target_js, source_bc): [emscripten_min_js] = env.WrapInModule(
buildName('min.js'),
- global_emscripten_min_js)
+ closure_js)
return [emscripten_iteration_js, emscripten_js, emscripten_min_js]
LIBC_SOURCES = [
'system/lib/dlmalloc.c',
+ 'system/lib/libc/musl/src/internal/floatscan.c',
+ 'system/lib/libc/musl/src/internal/shgetc.c',
+ 'system/lib/libc/musl/src/math/scalbn.c',
+ 'system/lib/libc/musl/src/math/scalbnl.c',
+ 'system/lib/libc/musl/src/stdio/__overflow.c',
+ 'system/lib/libc/musl/src/stdio/__toread.c',
+ 'system/lib/libc/musl/src/stdio/__towrite.c',
+ 'system/lib/libc/musl/src/stdio/__uflow.c',
+ 'system/lib/libc/musl/src/stdlib/atof.c',
+ 'system/lib/libc/musl/src/stdlib/strtod.c',
+ 'system/lib/libc/musl/src/string/memcmp.c',
+ 'system/lib/libc/musl/src/string/strcasecmp.c',
+ 'system/lib/libc/musl/src/string/strcmp.c',
+ 'system/lib/libc/musl/src/string/strncasecmp.c',
+ 'system/lib/libc/musl/src/string/strncmp.c',
'system/lib/libc/musl/src/string/wmemset.c',
'system/lib/libc/musl/src/string/wmemcpy.c',
]
@@ -185,13 +186,14 @@ LIBCXX_SOURCES = [os.path.join('system/lib/libcxx', x) for x in [ 'strstream.cpp',
'system_error.cpp',
#'thread.cpp',
- 'typeinfo.cpp',
+ #'typeinfo.cpp',
'utility.cpp',
'valarray.cpp',
]]
LIBCXXABI_SOURCES = [os.path.join('system/lib/libcxxabi/src', x) for x in [
- 'private_typeinfo.cpp'
+ 'private_typeinfo.cpp',
+ 'typeinfo.cpp'
]]
# MAJOR HACK ALERT
@@ -233,6 +235,7 @@ def build_libcxx(env): env = env.Clone()
env['CXXFLAGS'] = filter(lambda e: e not in ('-Werror', '-Wall'), env['CXXFLAGS'])
env['CCFLAGS'] = filter(lambda e: e not in ('-Werror', '-Wall'), env['CCFLAGS'])
+ env['CCFLAGS'] = env['CCFLAGS'] + ['-isystem${EMSCRIPTEN_HOME}/system/lib/libc/musl/src/internal/']
objs = [
env.Object(
@@ -248,16 +251,10 @@ def build_libcxx(env): def generate(env):
env.SetDefault(
PYTHON=sys.executable,
- NODEJS='node',
- JS_ENGINE='$NODEJS',
- EMSCRIPTEN_FLAGS=['-v', '-j', '--suppressUsageWarning'],
+ EMSCRIPTEN_FLAGS=[],
EMSCRIPTEN_TEMP_DIR=env.Dir('#/emscripten.tmp'),
- _expand_settings_flags=_expand_settings_flags,
EMSCRIPTEN_PREJS=[],
EMSCRIPTEN_POSTJS=[],
- EMSCRIPTEN_SETTINGS={},
- _EMSCRIPTEN_SETTINGS_FLAGS='${_expand_settings_flags(EMSCRIPTEN_SETTINGS, __env__)}',
- JS_OPTIMIZER_PASSES=[],
LLVM_OPT_PASSES=['-std-compile-opts', '-std-link-opts'],
EMSCRIPTEN_HOME=env.Dir(os.path.join(os.path.dirname(__file__), '..')),
@@ -274,7 +271,7 @@ def generate(env): RANLIBCOM='',
CCFLAGS=[
'-U__STRICT_ANSI__',
- '-target', 'asmjs-unknown-emscripten',
+ '-target', 'le32-unknown-nacl',
'-nostdinc',
'-Wno-#warnings',
'-Wno-error=unused-variable',
@@ -286,10 +283,9 @@ def generate(env): '-Xclang', '-nostdinc++',
'-Xclang', '-nobuiltininc',
'-Xclang', '-nostdsysteminc',
- '-Xclang', '-isystem$EMSCRIPTEN_HOME/system/include',
+ '-Xclang', '-isystem$EMSCRIPTEN_HOME/system/include/compat',
'-Xclang', '-isystem$EMSCRIPTEN_HOME/system/include/libc',
'-Xclang', '-isystem$EMSCRIPTEN_HOME/system/include/libcxx',
- '-Xclang', '-isystem$EMSCRIPTEN_HOME/system/include/bsd',
'-emit-llvm'],
CXXFLAGS=['-std=c++11', '-fno-exceptions'],
)
@@ -307,11 +303,7 @@ def generate(env): )
env['BUILDERS']['Emscripten'] = Builder(
- action='$PYTHON ${EMSCRIPTEN_HOME}/emscripten.py $EMSCRIPTEN_FLAGS $_EMSCRIPTEN_SETTINGS_FLAGS --temp-dir=$EMSCRIPTEN_TEMP_DIR --compiler $JS_ENGINE --relooper=third-party/relooper.js $SOURCE > $TARGET',
- target_scanner=EmscriptenScanner)
-
- env['BUILDERS']['JSOptimizer'] = Builder(
- action='$JS_ENGINE ${EMSCRIPTEN_HOME}/tools/js-optimizer.js $SOURCE $JS_OPTIMIZER_PASSES > $TARGET',
+ action='$PYTHON ${EMSCRIPTEN_HOME}/emcc ${EMSCRIPTEN_FLAGS} $SOURCE -o $TARGET',
target_scanner=EmscriptenScanner)
def depend_on_embedder(target, source, env):
diff --git a/src/closure-externs.js b/src/closure-externs.js index a82aa669..fe6d84aa 100644 --- a/src/closure-externs.js +++ b/src/closure-externs.js @@ -108,3 +108,63 @@ var flags = {}; flags.binary; +/** + * @fileoverview Definitions for W3C's Gamepad specification. + * @see http://www.w3.org/TR/gamepad/ + * @externs + */ + +/** + * @typedef {{id: string, index: number, timestamp: number, axes: Array.<number>, buttons: Array.<number>}} + */ +var Gamepad; + +/** +* @type {Array.<number>} +*/ +Gamepad.buttons; + +/** +* @type {Array.<number>} +*/ +Gamepad.axes; + +/** +* @type {number} +*/ +Gamepad.index; + +/** +* @type {string} +*/ +Gamepad.id; + +/** +* @type {number} +*/ +Gamepad.timestamp; + +/** + * @return {Array.<Gamepad>} + */ +navigator.getGamepads = function() {}; + +/** + * @return {Array.<Gamepad>} + */ +navigator.webkitGetGamepads = function() {}; + +/** + * @return {Array.<Gamepad>} + */ +navigator.webkitGamepads = function() {}; + +/** + * @return {Array.<Gamepad>} + */ +navigator.mozGamepads = function() {}; + +/** + * @return {Array.<Gamepad>} + */ +navigator.gamepads = function() {}; diff --git a/src/library.js b/src/library.js index 2c3d5e03..8aac2bb2 100644 --- a/src/library.js +++ b/src/library.js @@ -6402,6 +6402,13 @@ LibraryManager.library = { siginterrupt: function() { throw 'siginterrupt not implemented' }, + raise__deps: ['$ERRNO_CODES', '__setErrNo'], + raise: function(sig) { + // TODO: + ___setErrNo(ERRNO_CODES.ENOSYS); + return -1; + }, + // ========================================================================== // sys/wait.h // ========================================================================== @@ -8169,7 +8176,9 @@ LibraryManager.library = { }, setsockopt: function(d, level, optname, optval, optlen) { +#if SOCKET_DEBUG console.log('ignoring setsockopt command'); +#endif return 0; }, @@ -8658,7 +8667,9 @@ LibraryManager.library = { }, setsockopt: function(fd, level, optname, optval, optlen) { +#if SOCKET_DEBUG console.log('ignoring setsockopt command'); +#endif return 0; }, @@ -8915,10 +8926,19 @@ LibraryManager.library = { emscripten_get_callstack_js: function(flags) { var err = new Error(); if (!err.stack) { - Runtime.warnOnce('emscripten_get_callstack_js is not supported on this browser!'); - return ''; + // IE10+ special cases: It does have callstack info, but it is only populated if an Error object is thrown, + // so try that as a special-case. + try { + throw new Error(0); + } catch(e) { + err = e; + } + if (!err.stack) { + Runtime.warnOnce('emscripten_get_callstack_js is not supported on this browser!'); + return ''; + } } - var callstack = new Error().stack.toString(); + var callstack = err.stack.toString(); // Find the symbols in the callstack that corresponds to the functions that report callstack information, and remove everyhing up to these from the output. var iThisFunc = callstack.lastIndexOf('_emscripten_log'); diff --git a/src/library_browser.js b/src/library_browser.js index a280d1b2..0808b9f0 100644 --- a/src/library_browser.js +++ b/src/library_browser.js @@ -723,8 +723,59 @@ mergeInto(LibraryManager.library, { // PROGRESS http.onprogress = function http_onprogress(e) { - var percentComplete = (e.position / e.totalSize)*100; - if (onprogress) Runtime.dynCall('vii', onprogress, [arg, percentComplete]); + if (e.lengthComputable || (e.lengthComputable === undefined && e.totalSize != 0)) { + var percentComplete = (e.position / e.totalSize)*100; + if (onprogress) Runtime.dynCall('vii', onprogress, [arg, percentComplete]); + } + }; + + // Useful because the browser can limit the number of redirection + try { + if (http.channel instanceof Ci.nsIHttpChannel) + http.channel.redirectionLimit = 0; + } catch (ex) { /* whatever */ } + + if (_request == "POST") { + //Send the proper header information along with the request + http.setRequestHeader("Content-type", "application/x-www-form-urlencoded"); + http.setRequestHeader("Content-length", _param.length); + http.setRequestHeader("Connection", "close"); + http.send(_param); + } else { + http.send(null); + } + }, + + emscripten_async_wget2_data: function(url, request, param, arg, free, onload, onerror, onprogress) { + var _url = Pointer_stringify(url); + var _request = Pointer_stringify(request); + var _param = Pointer_stringify(param); + + var http = new XMLHttpRequest(); + http.open(_request, _url, true); + http.responseType = 'arraybuffer'; + + // LOAD + http.onload = function http_onload(e) { + if (http.status == 200 || _url.substr(0,4).toLowerCase() != "http") { + var byteArray = new Uint8Array(http.response); + var buffer = _malloc(byteArray.length); + HEAPU8.set(byteArray, buffer); + if (onload) Runtime.dynCall('viii', onload, [arg, buffer, byteArray.length]); + if (free) _free(buffer); + } else { + if (onerror) Runtime.dynCall('viii', onerror, [arg, http.status, http.statusText]); + } + }; + + // ERROR + http.onerror = function http_onerror(e) { + if (onerror) Runtime.dynCall('viii', onerror, [arg, http.status, http.statusText]); + }; + + // PROGRESS + http.onprogress = function http_onprogress(e) { + if (onprogress) Runtime.dynCall('viii', onprogress, [arg, e.loaded, e.lengthComputable || e.lengthComputable === undefined ? e.total : 0]); }; // Useful because the browser can limit the number of redirection diff --git a/src/library_egl.js b/src/library_egl.js index e2d1df43..46ec939e 100644 --- a/src/library_egl.js +++ b/src/library_egl.js @@ -492,7 +492,11 @@ var LibraryEGL = { EGL.setErrorCode(0x3000 /* EGL_SUCCESS */); return 1; }, - + + + // EGLAPI EGLBoolean EGLAPIENTRY eglWaitGL(void); + eglWaitGL: 'eglWaitClient', + // EGLAPI EGLBoolean EGLAPIENTRY eglSwapInterval(EGLDisplay dpy, EGLint interval); eglSwapInterval: function(display, interval) { if (display != 62000 /* Magic ID for Emscripten 'default display' */) { diff --git a/src/library_glfw.js b/src/library_glfw.js index b54205ad..e5782900 100644 --- a/src/library_glfw.js +++ b/src/library_glfw.js @@ -51,7 +51,7 @@ var LibraryGLFW = { DOMToGLFWKeyCode: function(keycode) { switch (keycode) { case 0x09: return 295 ; //DOM_VK_TAB -> GLFW_KEY_TAB - case 0x1B: return 255 ; //DOM_VK_ESCAPE -> GLFW_KEY_ESC + case 0x1B: return 257 ; //DOM_VK_ESCAPE -> GLFW_KEY_ESC case 0x6A: return 313 ; //DOM_VK_MULTIPLY -> GLFW_KEY_KP_MULTIPLY case 0x6B: return 315 ; //DOM_VK_ADD -> GLFW_KEY_KP_ADD case 0x6D: return 314 ; //DOM_VK_SUBTRACT -> GLFW_KEY_KP_SUBTRACT diff --git a/src/library_html5.js b/src/library_html5.js index b17a0d4d..d9376c2a 100644 --- a/src/library_html5.js +++ b/src/library_html5.js @@ -17,6 +17,11 @@ var LibraryJSEvents = { // so that we can report information about that element in the event message. previousFullscreenElement: null, + // Remember the current mouse coordinates in case we need to emulate movementXY generation for browsers that don't support it. + // Some browsers (e.g. Safari 6.0.5) only give movementXY when Pointerlock is active. + previousScreenX: null, + previousScreenY: null, + // When the C runtime exits via exit(), we unregister all event handlers added by this library to be nice and clean. // Track in this field whether we have yet registered that __ATEXIT__ handler. removeEventListenersRegistered: false, @@ -118,8 +123,11 @@ var LibraryJSEvents = { // Stores objects representing each currently registered JS event handler. eventHandlers: [], + isInternetExplorer: function() { return navigator.userAgent.indexOf('MSIE') !== -1 || navigator.appVersion.indexOf('Trident/') > 0; }, + _removeHandler: function(i) { - JSEvents.eventHandlers[i].target.removeEventListener(JSEvents.eventHandlers[i].eventTypeString, JSEvents.eventHandlers[i].handlerFunc, true); + var h = JSEvents.eventHandlers[i]; + h.target.removeEventListener(h.eventTypeString, h.eventListenerFunc, h.useCapture); JSEvents.eventHandlers.splice(i, 1); }, @@ -139,6 +147,7 @@ var LibraryJSEvents = { } if (eventHandler.callbackfunc) { + eventHandler.eventListenerFunc = jsEventHandler; eventHandler.target.addEventListener(eventHandler.eventTypeString, jsEventHandler, eventHandler.useCapture); JSEvents.eventHandlers.push(eventHandler); JSEvents.registerRemoveEventListeners(); @@ -177,11 +186,9 @@ var LibraryJSEvents = { } }; - var isInternetExplorer = (navigator.userAgent.indexOf('MSIE') !== -1 || navigator.appVersion.indexOf('Trident/') > 0); - var eventHandler = { target: JSEvents.findEventTarget(target), - allowsDeferredCalls: isInternetExplorer ? false : true, // MSIE doesn't allow fullscreen and pointerlock requests from key handlers, others do. + allowsDeferredCalls: JSEvents.isInternetExplorer() ? false : true, // MSIE doesn't allow fullscreen and pointerlock requests from key handlers, others do. eventTypeString: eventTypeString, callbackfunc: callbackfunc, handlerFunc: handlerFunc, @@ -203,10 +210,12 @@ var LibraryJSEvents = { {{{ makeSetValue('eventStruct', C_STRUCTS.EmscriptenMouseEvent.metaKey, 'e.metaKey', 'i32') }}}; {{{ makeSetValue('eventStruct', C_STRUCTS.EmscriptenMouseEvent.button, 'e.button', 'i16') }}}; {{{ makeSetValue('eventStruct', C_STRUCTS.EmscriptenMouseEvent.buttons, 'e.buttons', 'i16') }}}; - {{{ makeSetValue('eventStruct', C_STRUCTS.EmscriptenMouseEvent.movementX, 'e.movementX || e.mozMovementX || e.webkitMovementX', 'i32') }}}; - {{{ makeSetValue('eventStruct', C_STRUCTS.EmscriptenMouseEvent.movementY, 'e.movementY || e.mozMovementY || e.webkitMovementY', 'i32') }}}; + {{{ makeSetValue('eventStruct', C_STRUCTS.EmscriptenMouseEvent.movementX, 'e["movementX"] || e["mozMovementX"] || e["webkitMovementX"] || (e.screenX-JSEvents.previousScreenX)', 'i32') }}}; + {{{ makeSetValue('eventStruct', C_STRUCTS.EmscriptenMouseEvent.movementY, 'e["movementY"] || e["mozMovementY"] || e["webkitMovementY"] || (e.screenY-JSEvents.previousScreenY)', 'i32') }}}; {{{ makeSetValue('eventStruct', C_STRUCTS.EmscriptenMouseEvent.canvasX, 'e.clientX - rect.left', 'i32') }}}; {{{ makeSetValue('eventStruct', C_STRUCTS.EmscriptenMouseEvent.canvasY, 'e.clientY - rect.top', 'i32') }}}; + JSEvents.previousScreenX = e.screenX; + JSEvents.previousScreenY = e.screenY; }, registerMouseEventCallback: function(target, userData, useCapture, callbackfunc, eventTypeId, eventTypeString) { @@ -230,6 +239,8 @@ var LibraryJSEvents = { handlerFunc: handlerFunc, useCapture: useCapture }; + // In IE, mousedown events don't either allow deferred calls to be run! + if (JSEvents.isInternetExplorer() && eventTypeString == 'mousedown') eventHandler.allowsDeferredCalls = false; JSEvents.registerOrRemoveHandler(eventHandler); }, @@ -237,13 +248,27 @@ var LibraryJSEvents = { if (!JSEvents.wheelEvent) { JSEvents.wheelEvent = _malloc( {{{ C_STRUCTS.EmscriptenWheelEvent.__size__ }}} ); } - var handlerFunc = function(event) { + // The DOM Level 3 events spec event 'wheel' + var wheelHandlerFunc = function(event) { var e = event || window.event; JSEvents.fillMouseEventData(JSEvents.wheelEvent, e); - {{{ makeSetValue('JSEvents.wheelEvent', C_STRUCTS.EmscriptenWheelEvent.deltaX, 'e.deltaX', 'double') }}}; - {{{ makeSetValue('JSEvents.wheelEvent', C_STRUCTS.EmscriptenWheelEvent.deltaY, 'e.deltaY', 'double') }}}; - {{{ makeSetValue('JSEvents.wheelEvent', C_STRUCTS.EmscriptenWheelEvent.deltaZ, 'e.deltaZ', 'double') }}}; - {{{ makeSetValue('JSEvents.wheelEvent', C_STRUCTS.EmscriptenWheelEvent.deltaMode, 'e.deltaMode', 'i32') }}}; + {{{ makeSetValue('JSEvents.wheelEvent', C_STRUCTS.EmscriptenWheelEvent.deltaX, 'e["deltaX"]', 'double') }}}; + {{{ makeSetValue('JSEvents.wheelEvent', C_STRUCTS.EmscriptenWheelEvent.deltaY, 'e["deltaY"]', 'double') }}}; + {{{ makeSetValue('JSEvents.wheelEvent', C_STRUCTS.EmscriptenWheelEvent.deltaZ, 'e["deltaZ"]', 'double') }}}; + {{{ makeSetValue('JSEvents.wheelEvent', C_STRUCTS.EmscriptenWheelEvent.deltaMode, 'e["deltaMode"]', 'i32') }}}; + var shouldCancel = Runtime.dynCall('iiii', callbackfunc, [eventTypeId, JSEvents.wheelEvent, userData]); + if (shouldCancel) { + e.preventDefault(); + } + }; + // The 'mousewheel' event as implemented in Safari 6.0.5 + var mouseWheelHandlerFunc = function(event) { + var e = event || window.event; + JSEvents.fillMouseEventData(JSEvents.wheelEvent, e); + {{{ makeSetValue('JSEvents.wheelEvent', C_STRUCTS.EmscriptenWheelEvent.deltaX, 'e["wheelDeltaX"]', 'double') }}}; + {{{ makeSetValue('JSEvents.wheelEvent', C_STRUCTS.EmscriptenWheelEvent.deltaY, '-e["wheelDeltaY"] /* Invert to unify direction with the DOM Level 3 wheel event. */', 'double') }}}; + {{{ makeSetValue('JSEvents.wheelEvent', C_STRUCTS.EmscriptenWheelEvent.deltaZ, '0 /* Not available */', 'double') }}}; + {{{ makeSetValue('JSEvents.wheelEvent', C_STRUCTS.EmscriptenWheelEvent.deltaMode, '0 /* DOM_DELTA_PIXEL */', 'i32') }}}; var shouldCancel = Runtime.dynCall('iiii', callbackfunc, [eventTypeId, JSEvents.wheelEvent, userData]); if (shouldCancel) { e.preventDefault(); @@ -255,7 +280,7 @@ var LibraryJSEvents = { allowsDeferredCalls: true, eventTypeString: eventTypeString, callbackfunc: callbackfunc, - handlerFunc: handlerFunc, + handlerFunc: (eventTypeString == 'wheel') ? wheelHandlerFunc : mouseWheelHandlerFunc, useCapture: useCapture }; JSEvents.registerOrRemoveHandler(eventHandler); @@ -918,8 +943,16 @@ var LibraryJSEvents = { }, emscripten_set_wheel_callback: function(target, userData, useCapture, callbackfunc) { - JSEvents.registerWheelEventCallback(target, userData, useCapture, callbackfunc, {{{ cDefine('EMSCRIPTEN_EVENT_WHEEL') }}}, "wheel"); - return {{{ cDefine('EMSCRIPTEN_RESULT_SUCCESS') }}}; + target = JSEvents.findEventTarget(target); + if (typeof target.onwheel !== 'undefined') { + JSEvents.registerWheelEventCallback(target, userData, useCapture, callbackfunc, {{{ cDefine('EMSCRIPTEN_EVENT_WHEEL') }}}, "wheel"); + return {{{ cDefine('EMSCRIPTEN_RESULT_SUCCESS') }}}; + } else if (typeof target.onmousewheel !== 'undefined') { + JSEvents.registerWheelEventCallback(target, userData, useCapture, callbackfunc, {{{ cDefine('EMSCRIPTEN_EVENT_WHEEL') }}}, "mousewheel"); + return {{{ cDefine('EMSCRIPTEN_RESULT_SUCCESS') }}}; + } else { + return {{{ cDefine('EMSCRIPTEN_RESULT_NOT_SUPPORTED') }}}; + } }, emscripten_set_resize_callback: function(target, userData, useCapture, callbackfunc) { diff --git a/src/library_openal.js b/src/library_openal.js index fd382aa1..58b11607 100644 --- a/src/library_openal.js +++ b/src/library_openal.js @@ -58,9 +58,21 @@ var LibraryOpenAL = { entry.src = AL.currentContext.ctx.createBufferSource(); entry.src.buffer = entry.buffer; entry.src.connect(src.gain); - entry.src.start(startTime, offset); - + if (typeof(entry.src.start) !== 'undefined') { + entry.src.start(startTime, offset); + } else if (typeof(entry.src.noteOn) !== 'undefined') { + entry.src.noteOn(startTime); #if OPENAL_DEBUG + if (offset > 0) { + Runtime.warnOnce('The current browser does not support AudioBufferSourceNode.start(when, offset); method, so cannot play back audio with an offset '+offset+' secs! Audio glitches will occur!'); + } +#endif + } +#if OPENAL_DEBUG + else { + Runtime.warnOnce('Unable to start AudioBufferSourceNode playback! Not supported by the browser?'); + } + console.log('updateSource queuing buffer ' + i + ' for source ' + idx + ' at ' + startTime + ' (offset by ' + offset + ')'); #endif } @@ -204,6 +216,9 @@ var LibraryOpenAL = { } if (ctx) { + // Old Web Audio API (e.g. Safari 6.0.5) had an inconsistently named createGainNode function. + if (typeof(ctx.createGain) === 'undefined') ctx.createGain = ctx.createGainNode; + var gain = ctx.createGain(); gain.connect(ctx.destination); var context = { @@ -1283,16 +1298,16 @@ var LibraryOpenAL = { ret = 'Out of Memory'; break; case 0x1004 /* ALC_DEFAULT_DEVICE_SPECIFIER */: - if (typeof(AudioContext) == "function" || - typeof(webkitAudioContext) == "function") { + if (typeof(AudioContext) !== "undefined" || + typeof(webkitAudioContext) !== "undefined") { ret = 'Device'; } else { return 0; } break; case 0x1005 /* ALC_DEVICE_SPECIFIER */: - if (typeof(AudioContext) == "function" || - typeof(webkitAudioContext) == "function") { + if (typeof(AudioContext) !== "undefined" || + typeof(webkitAudioContext) !== "undefined") { ret = 'Device\0'; } else { ret = '\0'; diff --git a/src/library_sdl.js b/src/library_sdl.js index ac43f3b4..3d96a693 100644 --- a/src/library_sdl.js +++ b/src/library_sdl.js @@ -1811,9 +1811,9 @@ var LibrarySDL = { // Initialize Web Audio API if we haven't done so yet. Note: Only initialize Web Audio context ever once on the web page, // since initializing multiple times fails on Chrome saying 'audio resources have been exhausted'. if (!SDL.audioContext) { - if (typeof(AudioContext) === 'function') { + if (typeof(AudioContext) !== 'undefined') { SDL.audioContext = new AudioContext(); - } else if (typeof(webkitAudioContext) === 'function') { + } else if (typeof(webkitAudioContext) !== 'undefined') { SDL.audioContext = new webkitAudioContext(); } else { throw 'Web Audio API is not available!'; @@ -1856,7 +1856,12 @@ var LibrarySDL = { } #endif var playtime = Math.max(curtime, SDL.audio.nextPlayTime); - SDL.audio.soundSource[SDL.audio.nextSoundSource]['start'](playtime); + var ss = SDL.audio.soundSource[SDL.audio.nextSoundSource]; + if (typeof ss['start'] !== 'undefined') { + ss['start'](playtime); + } else if (typeof ss['noteOn'] !== 'undefined') { + ss['noteOn'](playtime); + } var buffer_duration = sizeSamplesPerChannel / SDL.audio.freq; SDL.audio.nextPlayTime = playtime + buffer_duration; // Timer will be scheduled before the buffer completed playing. @@ -1929,7 +1934,7 @@ var LibrarySDL = { } else if (!SDL.audio.timer && !SDL.audio.scriptProcessorNode) { // If we are using the same sampling frequency as the native sampling rate of the Web Audio graph is using, we can feed our buffers via // Web Audio ScriptProcessorNode, which is a pull-mode API that calls back to our code to get audio data. - if (SDL.audioContext !== undefined && SDL.audio.freq == SDL.audioContext['sampleRate']) { + if (SDL.audioContext !== undefined && SDL.audio.freq == SDL.audioContext['sampleRate'] && typeof SDL.audioContext['createScriptProcessor'] !== 'undefined') { var sizeSamplesPerChannel = SDL.audio.bufferSize / SDL.audio.bytesPerSample / SDL.audio.channels; // How many samples per a single channel fit in the cb buffer? SDL.audio.scriptProcessorNode = SDL.audioContext['createScriptProcessor'](sizeSamplesPerChannel, 0, SDL.audio.channels); SDL.audio.scriptProcessorNode['onaudioprocess'] = function (e) { diff --git a/src/library_sockfs.js b/src/library_sockfs.js index 22fd8761..23641464 100644 --- a/src/library_sockfs.js +++ b/src/library_sockfs.js @@ -133,12 +133,42 @@ mergeInto(LibraryManager.library, { } else { // create the actual websocket object and connect try { - var url = 'ws://' + addr + ':' + port; + // runtimeConfig gets set to true if WebSocket runtime configuration is available. + var runtimeConfig = (Module['websocket'] && ('object' === typeof Module['websocket'])); + + // The default value is 'ws://' the replace is needed because the compiler replaces "//" comments with '#' + // comments without checking context, so we'd end up with ws:#, the replace swaps the "#" for "//" again. + var url = '{{{ WEBSOCKET_URL }}}'.replace('#', '//'); + + if (runtimeConfig) { + if ('string' === typeof Module['websocket']['url']) { + url = Module['websocket']['url']; // Fetch runtime WebSocket URL config. + } + } + + if (url === 'ws://' || url === 'wss://') { // Is the supplied URL config just a prefix, if so complete it. + url = url + addr + ':' + port; + } + + // Make the WebSocket subprotocol (Sec-WebSocket-Protocol) default to binary if no configuration is set. + var subProtocols = '{{{ WEBSOCKET_SUBPROTOCOL }}}'; // The default value is 'binary' + + if (runtimeConfig) { + if ('string' === typeof Module['websocket']['subprotocol']) { + subProtocols = Module['websocket']['subprotocol']; // Fetch runtime WebSocket subprotocol config. + } + } + + // The regex trims the string (removes spaces at the beginning and end, then splits the string by + // <any space>,<any space> into an Array. Whitespace removal is important for Websockify and ws. + subProtocols = subProtocols.replace(/^ +| +$/g,"").split(/ *, */); + + // The node ws library API for specifying optional subprotocol is slightly different than the browser's. + var opts = ENVIRONMENT_IS_NODE ? {'protocol': subProtocols.toString()} : subProtocols; + #if SOCKET_DEBUG - console.log('connect: ' + url); + Module.print('connect: ' + url + ', ' + subProtocols.toString()); #endif - // the node ws library API is slightly different than the browser's - var opts = ENVIRONMENT_IS_NODE ? {headers: {'websocket-protocol': ['binary']}} : ['binary']; // If node we use the ws library. var WebSocket = ENVIRONMENT_IS_NODE ? require('ws') : window['WebSocket']; ws = new WebSocket(url, opts); diff --git a/src/postamble.js b/src/postamble.js index 603b330c..b90049bc 100644 --- a/src/postamble.js +++ b/src/postamble.js @@ -48,10 +48,6 @@ Module['callMain'] = Module.callMain = function callMain(args) { args = args || []; - if (ENVIRONMENT_IS_WEB && preloadStartTime !== null) { - Module.printErr('preload time: ' + (Date.now() - preloadStartTime) + ' ms'); - } - ensureInitRuntime(); var argc = args.length+1; @@ -130,6 +126,10 @@ function run(args) { preMain(); + if (ENVIRONMENT_IS_WEB && preloadStartTime !== null) { + Module.printErr('pre-main prep time: ' + (Date.now() - preloadStartTime) + ' ms'); + } + if (Module['_main'] && shouldRunNow) { Module['callMain'](args); } diff --git a/src/preamble.js b/src/preamble.js index 28a1dcbc..89ab5026 100644 --- a/src/preamble.js +++ b/src/preamble.js @@ -187,16 +187,16 @@ function SAFE_HEAP_STORE(dest, value, bytes, isFloat) { Module.print('SAFE_HEAP store: ' + [dest, value, bytes, isFloat]); #endif assert(dest > 0, 'segmentation fault'); - assert(dest % bytes === 0); - assert(dest < Math.max(DYNAMICTOP, STATICTOP)); + assert(dest % bytes === 0, 'alignment error'); + assert(dest < Math.max(DYNAMICTOP, STATICTOP), 'segmentation fault (high)'); assert(DYNAMICTOP <= TOTAL_MEMORY); setValue(dest, value, getSafeHeapType(bytes, isFloat), 1); } function SAFE_HEAP_LOAD(dest, bytes, isFloat, unsigned) { assert(dest > 0, 'segmentation fault'); - assert(dest % bytes === 0); - assert(dest < Math.max(DYNAMICTOP, STATICTOP)); + assert(dest % bytes === 0, 'alignment error'); + assert(dest < Math.max(DYNAMICTOP, STATICTOP), 'segmentation fault (high)'); assert(DYNAMICTOP <= TOTAL_MEMORY); var type = getSafeHeapType(bytes, isFloat); var ret = getValue(dest, type, 1); @@ -805,7 +805,14 @@ function demangle(func) { } } if (!allowVoid && list.length === 1 && list[0] === 'void') list = []; // avoid (void) - return rawList ? list : ret + flushList(); + if (rawList) { + if (ret) { + list.push(ret + '?'); + } + return list; + } else { + return ret + flushList(); + } } try { // Special-case the entry point, since its name differs from other name mangling. diff --git a/src/relooper/Relooper.cpp b/src/relooper/Relooper.cpp index c11de099..780a6d59 100644 --- a/src/relooper/Relooper.cpp +++ b/src/relooper/Relooper.cpp @@ -122,7 +122,7 @@ void Branch::Render(Block *Target, bool SetLabel) { if (Code) PrintIndented("%s\n", Code); if (SetLabel) PrintIndented("label = %d;\n", Target->Id); if (Ancestor) { - if (Type != Direct) { + if (Type == Break || Type == Continue) { if (Labeled) { PrintIndented("%s L%d;\n", Type == Break ? "break" : "continue", Ancestor->Id); } else { @@ -287,6 +287,11 @@ void Block::Render(bool InLoop) { Details->Render(Target, SetCurrLabel); if (HasFusedContent) { Fused->InnerMap.find(Target)->second->Render(InLoop); + } else if (Details->Type == Branch::Nested) { + // Nest the parent content here, and remove it from showing up afterwards as Next + assert(Parent->Next); + Parent->Next->Render(InLoop); + Parent->Next = NULL; } if (useSwitch && iter != ProcessedBranchesOut.end()) { PrintIndented("break;\n"); @@ -650,7 +655,7 @@ void Relooper::Calculate(Block *Entry) { Block *Curr = *iter; for (BlockBranchMap::iterator iter = Curr->BranchesOut.begin(); iter != Curr->BranchesOut.end(); iter++) { Block *Target = iter->first; - if (!contains(Hoisted, Target) && !contains(NextEntries, Target)) + if (!contains(Hoisted, Target) && !contains(NextEntries, Target)) { // abort this hoisting abort = true; break; @@ -1077,12 +1082,48 @@ void Relooper::Calculate(Block *Entry) { SHAPE_SWITCH(Root, { if (Simple->Inner->BranchVar) LastLoop = NULL; // a switch clears out the loop (TODO: only for breaks, not continue) - // If there is a next block, we already know at Simple creation time to make direct branches, - // and we can do nothing more. If there is no next however, then Natural is where we will - // go to by doing nothing, so we can potentially optimize some branches to direct. if (Simple->Next) { + if (!Simple->Inner->BranchVar && Simple->Inner->ProcessedBranchesOut.size() == 2) { + // If there is a next block, we already know at Simple creation time to make direct branches, + // and we can do nothing more in general. But, we try to optimize the case of a break and + // a direct: This would normally be if (break?) { break; } .. but if we + // make sure to nest the else, we can save the break, if (!break?) { .. } . This is also + // better because the more canonical nested form is easier to further optimize later. The + // downside is more nesting, which adds to size in builds with whitespace. + // Note that we avoid switches, as it complicates control flow and is not relevant + // for the common case we optimize here. + bool Found = false; + bool Abort = false; + for (BlockBranchMap::iterator iter = Simple->Inner->ProcessedBranchesOut.begin(); iter != Simple->Inner->ProcessedBranchesOut.end(); iter++) { + Block *Target = iter->first; + Branch *Details = iter->second; + if (Details->Type == Branch::Break) { + Found = true; + if (!contains(NaturalBlocks, Target)) Abort = true; + } else if (Details->Type != Branch::Direct) { + Abort = true; + } + } + if (Found && !Abort) { + for (BlockBranchMap::iterator iter = Simple->Inner->ProcessedBranchesOut.begin(); iter != Simple->Inner->ProcessedBranchesOut.end(); iter++) { + Block *Target = iter->first; + Branch *Details = iter->second; + if (Details->Type == Branch::Break) { + Details->Type = Branch::Direct; + if (MultipleShape *Multiple = Shape::IsMultiple(Details->Ancestor)) { + Multiple->NeedLoop--; + } + } else { + assert(Details->Type == Branch::Direct); + Details->Type = Branch::Nested; + } + } + } + } Next = Simple->Next; } else { + // If there is no next then Natural is where we will + // go to by doing nothing, so we can potentially optimize some branches to direct. for (BlockBranchMap::iterator iter = Simple->Inner->ProcessedBranchesOut.begin(); iter != Simple->Inner->ProcessedBranchesOut.end(); iter++) { Block *Target = iter->first; Branch *Details = iter->second; @@ -1140,7 +1181,7 @@ void Relooper::Calculate(Block *Entry) { for (BlockBranchMap::iterator iter = Simple->Inner->ProcessedBranchesOut.begin(); iter != Simple->Inner->ProcessedBranchesOut.end(); iter++) { Block *Target = iter->first; Branch *Details = iter->second; - if (Details->Type != Branch::Direct) { + if (Details->Type == Branch::Break || Details->Type == Branch::Continue) { assert(LoopStack.size() > 0); if (Details->Ancestor != LoopStack.top() && Details->Labeled) { LabeledShape *Labeled = Shape::IsLabeled(Details->Ancestor); diff --git a/src/relooper/Relooper.h b/src/relooper/Relooper.h index 85adf359..152bae0e 100644 --- a/src/relooper/Relooper.h +++ b/src/relooper/Relooper.h @@ -24,9 +24,11 @@ struct Shape; // Info about a branching from one block to another struct Branch { enum FlowType { - Direct = 0, // We will directly reach the right location through other means, no need for continue or break + Direct = 0, // We will directly reach the right location through other means, no need for continue or break Break = 1, - Continue = 2 + Continue = 2, + Nested = 3 // This code is directly reached, but we must be careful to ensure it is nested in an if - it is not reached + // unconditionally, other code paths exist alongside it that we need to make sure do not intertwine }; Shape *Ancestor; // If not NULL, this shape is the relevant one for purposes of getting to the target block. We break or continue on it Branch::FlowType Type; // If Ancestor is not NULL, this says whether to break or continue @@ -59,7 +61,7 @@ struct Block { Shape *Parent; // The shape we are directly inside int Id; // A unique identifier, defined when added to relooper. Note that this uniquely identifies a *logical* block - if we split it, the two instances have the same content *and* the same Id const char *Code; // The string representation of the code in this block. Owning pointer (we copy the input) - const char *BranchVar; // If we have more than one branch out, the variable whose value determines where we go + const char *BranchVar; // A variable whose value determines where we go; if this is not NULL, emit a switch on that variable bool IsCheckedMultipleEntry; // If true, we are a multiple entry, so reaching us requires setting the label variable Block(const char *CodeInit, const char *BranchVarInit); diff --git a/src/relooper/test.cpp b/src/relooper/test.cpp index b4ce669c..9f3ddceb 100644 --- a/src/relooper/test.cpp +++ b/src/relooper/test.cpp @@ -312,7 +312,128 @@ int main() { printf("\n\n", "the_var"); r.Render(); - puts(buffer); + puts(r.GetOutputBuffer()); + } + + if (1) { + Relooper::MakeOutputBuffer(10); + + printf("\n\n-- If chain (optimized) --\n\n"); + + Block *b_a = new Block("// block A\n", NULL); + Block *b_b = new Block("// block B\n", NULL); + Block *b_c = new Block("// block C\n", NULL); + + b_a->AddBranchTo(b_b, "a == 10", NULL); + b_a->AddBranchTo(b_c, NULL, NULL); + + b_b->AddBranchTo(b_c, NULL, NULL); + + Relooper r; + r.AddBlock(b_a); + r.AddBlock(b_b); + r.AddBlock(b_c); + + r.Calculate(b_a); + r.Render(); + + puts(r.GetOutputBuffer()); + } + + if (1) { + Relooper::MakeOutputBuffer(10); + + printf("\n\n-- If chain (optimized) --\n\n"); + + Block *b_a = new Block("// block A\n", NULL); + Block *b_b = new Block("// block B\n", NULL); + Block *b_c = new Block("// block C\n", NULL); + Block *b_d = new Block("// block D\n", NULL); + + b_a->AddBranchTo(b_b, "a == 10", NULL); + b_a->AddBranchTo(b_d, NULL, NULL); + + b_b->AddBranchTo(b_c, "b == 10", NULL); + b_b->AddBranchTo(b_d, NULL, NULL); + + b_c->AddBranchTo(b_d, NULL, NULL); + + Relooper r; + r.AddBlock(b_a); + r.AddBlock(b_b); + r.AddBlock(b_c); + r.AddBlock(b_d); + + r.Calculate(b_a); + r.Render(); + + puts(r.GetOutputBuffer()); + } + + if (1) { + Relooper::MakeOutputBuffer(10); + + printf("\n\n-- If chain (optimized, long) --\n\n"); + + Block *b_a = new Block("// block A\n", NULL); + Block *b_b = new Block("// block B\n", NULL); + Block *b_c = new Block("// block C\n", NULL); + Block *b_d = new Block("// block D\n", NULL); + Block *b_e = new Block("// block E\n", NULL); + + b_a->AddBranchTo(b_b, "a == 10", NULL); + b_a->AddBranchTo(b_e, NULL, NULL); + + b_b->AddBranchTo(b_c, "b == 10", NULL); + b_b->AddBranchTo(b_e, NULL, NULL); + + b_c->AddBranchTo(b_d, "c == 10", NULL); + b_c->AddBranchTo(b_e, NULL, NULL); + + b_d->AddBranchTo(b_e, NULL, NULL); + + Relooper r; + r.AddBlock(b_a); + r.AddBlock(b_b); + r.AddBlock(b_c); + r.AddBlock(b_d); + r.AddBlock(b_e); + + r.Calculate(b_a); + r.Render(); + + puts(r.GetOutputBuffer()); + } + + if (1) { + Relooper::MakeOutputBuffer(10); + + printf("\n\n-- If chain (optimized, lead to complex) --\n\n"); + + Block *b_a = new Block("// block A\n", NULL); + Block *b_b = new Block("// block B\n", NULL); + Block *b_c = new Block("// block C\n", NULL); + Block *b_d = new Block("// block D\n", NULL); + + b_a->AddBranchTo(b_b, "a == 10", NULL); + b_a->AddBranchTo(b_d, NULL, NULL); + + b_b->AddBranchTo(b_c, "b == 10", NULL); + b_b->AddBranchTo(b_d, NULL, NULL); + + b_c->AddBranchTo(b_c, "loop", NULL); + b_c->AddBranchTo(b_d, NULL, NULL); + + Relooper r; + r.AddBlock(b_a); + r.AddBlock(b_b); + r.AddBlock(b_c); + r.AddBlock(b_d); + + r.Calculate(b_a); + r.Render(); + + puts(r.GetOutputBuffer()); } } diff --git a/src/relooper/test.txt b/src/relooper/test.txt index 82b02ad7..d53aeeb1 100644 --- a/src/relooper/test.txt +++ b/src/relooper/test.txt @@ -324,10 +324,6 @@ label = 1; L0: while(1) { switch(label|0) { - case 3: { - // block C - break; - } case 1: { // block A if (check == 10) { @@ -357,6 +353,67 @@ } break; } + case 3: { + // block C + break; + } + } + } + + + +-- If chain (optimized) -- + + // block A + if (a == 10) { + // block B + } + // block C + + + +-- If chain (optimized) -- + + // block A + if (a == 10) { + // block B + if (b == 10) { + // block C + } + } + // block D + + + +-- If chain (optimized, long) -- + + // block A + if (a == 10) { + // block B + if (b == 10) { + // block C + if (c == 10) { + // block D + } + } + } + // block E + + + +-- If chain (optimized, lead to complex) -- + + // block A + if (a == 10) { + // block B + if (b == 10) { + while(1) { + // block C + if (!(loop)) { + break; + } + } } } + // block D diff --git a/src/runtime.js b/src/runtime.js index 97de7473..2ae68279 100644 --- a/src/runtime.js +++ b/src/runtime.js @@ -484,6 +484,11 @@ var Runtime = { return ret; } this.processJSString = function processJSString(string) { + /* TODO: use TextEncoder when present, + var encoder = new TextEncoder(); + encoder['encoding'] = "utf-8"; + var utf8Array = encoder['encode'](aMsg.data); + */ string = unescape(encodeURIComponent(string)); var ret = []; for (var i = 0; i < string.length; i++) { diff --git a/src/settings.js b/src/settings.js index 02f6c8b5..8b046e95 100644 --- a/src/settings.js +++ b/src/settings.js @@ -133,6 +133,7 @@ var PRECISE_F32 = 0; // 0: Use JS numbers for floating-point values. These are 6 // therefore recommended. var SIMD = 0; // Whether to emit SIMD code ( https://github.com/johnmccutchan/ecmascript_simd ) +var CLOSURE_COMPILER = 0; // Whether closure compiling is being run on this output var CLOSURE_ANNOTATIONS = 0; // If set, the generated code will be annotated for the closure // compiler. This potentially lets closure optimize the code better. @@ -164,8 +165,14 @@ var OUTLINING_LIMIT = 0; // A function size above which we try to automatically // throughput. It is hard to say what values to start testing // with, but something around 20,000 to 100,000 might make sense. // (The unit size is number of AST nodes.) + // Outlining decreases maximum function size, but does so at the + // cost of increasing overall code size as well as performance + // (outlining itself makes code less optimized, and requires + // emscripten to disable some passes that are incompatible with + // it). var AGGRESSIVE_VARIABLE_ELIMINATION = 0; // Run aggressiveVariableElimination in js-optimizer.js +var SIMPLIFY_IFS = 1; // Whether to simplify ifs in js-optimizer.js // Generated code debugging options var SAFE_HEAP = 0; // Check each write to the heap, for example, this will give a clear @@ -224,6 +231,19 @@ var LIBRARY_DEBUG = 0; // Print out when we enter a library call (library*.js). var SOCKET_DEBUG = 0; // Log out socket/network data transfer. var SOCKET_WEBRTC = 0; // Select socket backend, either webrtc or websockets. +// As well as being configurable at compile time via the "-s" option the WEBSOCKET_URL and WEBSOCKET_SUBPROTOCOL +// settings may configured at run time via the Module object e.g. +// Module['websocket'] = {subprotocol: 'base64, binary, text'}; +// Module['websocket'] = {url: 'wss://', subprotocol: 'base64'}; +// Run time configuration may be useful as it lets an application select multiple different services. +var WEBSOCKET_URL = 'ws://'; // A string containing either a WebSocket URL prefix (ws:// or wss://) or a complete + // RFC 6455 URL - "ws[s]:" "//" host [ ":" port ] path [ "?" query ]. + // In the (default) case of only a prefix being specified the URL will be constructed from + // prefix + addr + ':' + port + // where addr and port are derived from the socket connect/bind/accept calls. +var WEBSOCKET_SUBPROTOCOL = 'binary'; // A string containing a comma separated list of WebSocket subprotocols + // as would be present in the Sec-WebSocket-Protocol header. + var OPENAL_DEBUG = 0; // Print out debugging information from our OpenAL implementation. var GL_ASSERTIONS = 0; // Adds extra checks for error situations in the GL library. Can impact performance. diff --git a/src/shell.js b/src/shell.js index 65f7b923..e1c0eb54 100644 --- a/src/shell.js +++ b/src/shell.js @@ -14,7 +14,11 @@ // before the code. Then that object will be used in the code, and you // can continue to use Module afterwards as well. var Module; +#if CLOSURE_COMPILER if (!Module) Module = eval('(function() { try { return {{{ EXPORT_NAME }}} || {} } catch(e) { return {} } })()'); +#else +if (!Module) Module = (typeof {{{ EXPORT_NAME }}} !== 'undefined' ? {{{ EXPORT_NAME }}} : null) || {}; +#endif // Sometimes an existing Module object exists with properties // meant to overwrite the default module functionality. Here diff --git a/system/include/emscripten/emscripten.h b/system/include/emscripten/emscripten.h index 4c1f7ad7..2b883f93 100644 --- a/system/include/emscripten/emscripten.h +++ b/system/include/emscripten/emscripten.h @@ -96,7 +96,7 @@ extern void emscripten_async_run_script(const char *script, int millis); * for this is to load an asset module, that is, the output of the * file packager. */ -extern void emscripten_async_load_script(const char *script, void (*onload)(), void (*onerror)()); +extern void emscripten_async_load_script(const char *script, void (*onload)(void), void (*onerror)(void)); /* * Set a C function as the main event loop. The JS environment @@ -138,11 +138,11 @@ extern void emscripten_async_load_script(const char *script, void (*onload)(), v * before the main loop will be called the first time. */ #if __EMSCRIPTEN__ -extern void emscripten_set_main_loop(void (*func)(), int fps, int simulate_infinite_loop); +extern void emscripten_set_main_loop(void (*func)(void), int fps, int simulate_infinite_loop); extern void emscripten_set_main_loop_arg(void (*func)(void*), void *arg, int fps, int simulate_infinite_loop); -extern void emscripten_pause_main_loop(); -extern void emscripten_resume_main_loop(); -extern void emscripten_cancel_main_loop(); +extern void emscripten_pause_main_loop(void); +extern void emscripten_resume_main_loop(void); +extern void emscripten_cancel_main_loop(void); #else #define emscripten_set_main_loop(func, fps, simulateInfiniteLoop) \ while (1) { func(); usleep(1000000/fps); } @@ -214,7 +214,7 @@ inline void emscripten_async_call(void (*func)(void *), void *arg, int millis) { * etc. are not run). This is implicitly performed when you do * an asynchronous operation like emscripten_async_call. */ -extern void emscripten_exit_with_live_runtime(); +extern void emscripten_exit_with_live_runtime(void); /* * Hide the OS mouse cursor over the canvas. Note that SDL's @@ -222,7 +222,7 @@ extern void emscripten_exit_with_live_runtime(); * the OS one. This command is useful to hide the OS cursor * if your app draws its own cursor. */ -void emscripten_hide_mouse(); +void emscripten_hide_mouse(void); /* * Resizes the pixel width and height of the <canvas> element @@ -244,10 +244,10 @@ void emscripten_get_canvas_size(int *width, int *height, int *isFullscreen); * other calls to this function. The unit is ms. */ #if __EMSCRIPTEN__ -double emscripten_get_now(); +double emscripten_get_now(void); #else #include <time.h> -double emscripten_get_now() { +double emscripten_get_now(void) { return (1000*clock())/(double)CLOCKS_PER_SEC; } #endif @@ -255,7 +255,7 @@ double emscripten_get_now() { /* * Simple random number generation in [0, 1), maps to Math.random(). */ -float emscripten_random(); +float emscripten_random(void); /* * This macro-looking function will cause Emscripten to @@ -323,6 +323,28 @@ void emscripten_async_wget_data(const char* url, void *arg, void (*onload)(void* void emscripten_async_wget2(const char* url, const char* file, const char* requesttype, const char* param, void *arg, void (*onload)(void*, const char*), void (*onerror)(void*, int), void (*onprogress)(void*, int)); /* + * More feature-complete version of emscripten_async_wget_data. Note: + * this version is experimental. + * + * The requesttype is 'GET' or 'POST', + * If is post request, param is the post parameter + * like key=value&key2=value2. + * The param 'arg' is a pointer will be pass to the callback + * The free param tells the runtime whether to free the returned buffer + after onload is complete. If false freeing the buffer is the receiver's + responsibility. + * The callbacks are called with an object pointer give in parameter. + * When file is ready then 'onload' callback will called with a pointer to + the buffer in memory and the size in bytes. + * During the download 'onprogress' callback will called. The first argument is + the number of bytes loaded. The second argument is the total size in bytes, + or zero if the size is unavailable. + * If any error occurred 'onerror' will called with the HTTP status code + and a string with the status description. + */ +void emscripten_async_wget2_data(const char* url, const char* requesttype, const char* param, void *arg, int free, void (*onload)(void*, void*, unsigned), void (*onerror)(void*, int, const char*), void (*onprogress)(void*, int, int)); + +/* * Prepare a file in asynchronous way. This does just the * preparation part of emscripten_async_wget, that is, it * works on file data already present, and asynchronously diff --git a/system/include/emscripten/html5.h b/system/include/emscripten/html5.h index 6109d87f..db81725a 100644 --- a/system/include/emscripten/html5.h +++ b/system/include/emscripten/html5.h @@ -123,6 +123,10 @@ extern "C" { /* * The event structure passed in keyboard events keypress, keydown and keyup. * https://dvcs.w3.org/hg/dom3events/raw-file/tip/html/DOM3-Events.html#keys + * + * Note that since the DOM Level 3 Events spec is very recent at the time of writing (2014-03), uniform + * support for the different fields in the spec is still in flux. Be sure to check the results in multiple + * browsers. See the unmerged pull request #2222 for an example way on how to interpret the legacy key events. */ typedef struct EmscriptenKeyboardEvent { // The printed representation of the pressed key. @@ -144,14 +148,18 @@ typedef struct EmscriptenKeyboardEvent { EM_UTF8 locale[32]; // The following fields are values from previous versions of the DOM key events specifications. // See https://developer.mozilla.org/en-US/docs/Web/API/KeyboardEvent?redirectlocale=en-US&redirectslug=DOM%2FKeyboardEvent - // The character representation of the key. + // The character representation of the key. This is the field 'char' from the docs, but renamed to charValue to avoid a C reserved word. + // Warning: This attribute has been dropped from DOM Level 3 events. EM_UTF8 charValue[32]; // The Unicode reference number of the key; this attribute is used only by the keypress event. For keys whose char attribute // contains multiple characters, this is the Unicode value of the first character in that attribute. + // Warning: This attribute is deprecated, you should use the field 'key' instead, if available. unsigned long charCode; // A system and implementation dependent numerical code identifying the unmodified value of the pressed key. + // Warning: This attribute is deprecated, you should use the field 'key' instead, if available. unsigned long keyCode; // A system and implementation dependent numeric code identifying the unmodified value of the pressed key; this is usually the same as keyCode. + // Warning: This attribute is deprecated, you should use the field 'key' instead, if available. unsigned long which; } EmscriptenKeyboardEvent; @@ -376,7 +384,7 @@ extern EMSCRIPTEN_RESULT emscripten_lock_orientation(int allowedOrientations); /* * Allows the screen to turn again into any orientation. */ -extern EMSCRIPTEN_RESULT emscripten_unlock_orientation(); +extern EMSCRIPTEN_RESULT emscripten_unlock_orientation(void); /* * The event structure passed in the fullscreenchange event. @@ -420,7 +428,7 @@ extern EMSCRIPTEN_RESULT emscripten_request_fullscreen(const char *target, int d /* * Returns back to windowed browsing mode. */ -extern EMSCRIPTEN_RESULT emscripten_exit_fullscreen(); +extern EMSCRIPTEN_RESULT emscripten_exit_fullscreen(void); /* * The event structure passed in the pointerlockchange event. @@ -456,7 +464,7 @@ extern EMSCRIPTEN_RESULT emscripten_request_pointerlock(const char *target, int /* * Exits pointer lock state and restores the mouse cursor to be visible again. */ -extern EMSCRIPTEN_RESULT emscripten_exit_pointerlock(); +extern EMSCRIPTEN_RESULT emscripten_exit_pointerlock(void); #define EMSCRIPTEN_VISIBILITY_HIDDEN 0 #define EMSCRIPTEN_VISIBILITY_VISIBLE 1 @@ -573,7 +581,7 @@ extern EMSCRIPTEN_RESULT emscripten_set_gamepaddisconnected_callback(void *userD * Returns the number of gamepads connected to the system or EMSCRIPTEN_RESULT_NOT_SUPPORTED if the current browser does not support gamepads. * Note: A gamepad does not show up as connected until a button on it is pressed. */ -extern int emscripten_get_num_gamepads(); +extern int emscripten_get_num_gamepads(void); /* * Returns a snapshot of the current gamepad state. */ diff --git a/tests/cases/aliases_fastcomp.ll b/tests/cases/aliases_fastcomp.ll new file mode 100644 index 00000000..2b8746eb --- /dev/null +++ b/tests/cases/aliases_fastcomp.ll @@ -0,0 +1,41 @@ +; ModuleID = 'tests/hello_world.bc' +target datalayout = "e-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-p:32:32:32-v128:32:128-n32-S128" +target triple = "asmjs-unknown-emscripten" + +@.str = private unnamed_addr constant [18 x i8] c"hello, world! %d\0A\00", align 1 ; [#uses=1 type=[18 x i8]*] + +@othername = alias internal void (i32)* @doit +@othername2 = alias internal void (i32)* @othername +@othername3 = alias internal void (i32)* @othername2 + +@value = global i32 17 +@value2 = alias i32* @value +@value3 = alias i32* @value + +define internal void @doit(i32 %x) { + %call = call i32 (i8*, ...)* @printf(i8* getelementptr inbounds ([18 x i8]* @.str, i32 0, i32 0), i32 %x) ; [#uses=0 type=i32] + ret void +} + +define i32 @main() { +entry: + %fp = ptrtoint void (i32)* @othername3 to i32 + %fp1 = add i32 %fp, 0 + %pf = inttoptr i32 %fp1 to void (i32)* + %x = load i32* @value3 + call void (i32)* %pf(i32 %x) + %x1 = load i32* @value2 + call void (i32)* @othername3(i32 %x1) + %x2 = load i32* @value + call void (i32)* @othername2(i32 %x2) + store i32 18, i32* @value + %x3 = load i32* @value + call void (i32)* @othername(i32 %x3) + store i32 19, i32* @value3 + %x4 = load i32* @value3 + call void (i32)* @doit(i32 %x4) + ret i32 1 +} + +declare i32 @printf(i8*, ...) + diff --git a/tests/cases/aliases_fastcomp.txt b/tests/cases/aliases_fastcomp.txt new file mode 100644 index 00000000..ae30c63c --- /dev/null +++ b/tests/cases/aliases_fastcomp.txt @@ -0,0 +1,5 @@ +hello, world! 17 +hello, world! 17 +hello, world! 17 +hello, world! 18 +hello, world! 19 diff --git a/tests/emscripten_log/emscripten_log.cpp b/tests/emscripten_log/emscripten_log.cpp index 5973e94c..f4cc41db 100644 --- a/tests/emscripten_log/emscripten_log.cpp +++ b/tests/emscripten_log/emscripten_log.cpp @@ -5,10 +5,6 @@ #define STRINGIZE_HELPER(x) #x #define STRINGIZE(x) STRINGIZE_HELPER(x) -#ifndef REPORT_RESULT -#define REPORT_RESULT int dummy -#endif - int result = 1; // If 1, this test succeeded. // A custom assert macro to test varargs routing to emscripten_log(). @@ -134,11 +130,10 @@ void __attribute__((noinline)) Foo() // Arbitrary function signature to add some int main() { Foo<int>(); -#ifndef RUN_FROM_JS_SHELL +#ifdef REPORT_RESULT REPORT_RESULT(); - return 0; -#else +#endif if (result) printf("Success!\n"); -#endif + return 0; } diff --git a/tests/fuzz/csmith_driver.py b/tests/fuzz/csmith_driver.py index 238acb9a..09f1c249 100755 --- a/tests/fuzz/csmith_driver.py +++ b/tests/fuzz/csmith_driver.py @@ -121,7 +121,7 @@ while 1: print "EMSCRIPTEN BUG" notes['embug'] += 1 fails += 1 - shutil.copyfile(fullname, 'newfail%d%s' % (fails, suffix)) + shutil.copyfile(fullname, 'newfail%d%s%s' % (fails, opts.replace('-', '_'), suffix)) continue #if not ok: # try: # finally, try with safe heap. if that is triggered, this is nonportable code almost certainly @@ -138,7 +138,7 @@ while 1: # This is ok. Try in secondary JS engine too if opts != '-O0' and engine2 and normal: try: - js2 = shared.run_js(filename + '.js', stderr=PIPE, engine=engine2, full_output=True, check_timeout=True) + js2 = shared.run_js(filename + '.js', stderr=PIPE, engine=engine2 + ['-w'], full_output=True, check_timeout=True) except: print 'failed to run in secondary', js2 break diff --git a/tests/mem_init.cpp b/tests/mem_init.cpp new file mode 100644 index 00000000..e642bfc9 --- /dev/null +++ b/tests/mem_init.cpp @@ -0,0 +1,24 @@ +#include <stdio.h> +#include <emscripten.h> + +extern "C" { + +int noted = 0; + +void EMSCRIPTEN_KEEPALIVE note(int n) { + EM_ASM_({ Module.print([$0, $1]) }, n, noted); + noted = noted | n; + EM_ASM_({ Module.print(['noted is now', $0]) }, noted); + if (noted == 3) { + int result = noted; + REPORT_RESULT(); + } +} + +} + +int main() { + EM_ASM( myJSCallback() ); // calls a global JS func + return 0; +} + diff --git a/tests/openal_playback.cpp b/tests/openal_playback.cpp index 880b6906..46c4f8a3 100644 --- a/tests/openal_playback.cpp +++ b/tests/openal_playback.cpp @@ -25,7 +25,7 @@ void playSource(void* arg) alGetSourcei(source, AL_SOURCE_STATE, &state); assert(state == AL_STOPPED); -#ifdef __EMSCRIPTEN__ +#ifdef REPORT_RESULT int result = 1; REPORT_RESULT(); #endif diff --git a/tests/runner.py b/tests/runner.py index c13a16eb..26912f25 100755 --- a/tests/runner.py +++ b/tests/runner.py @@ -779,14 +779,11 @@ A recommended order is: (the main test suite) other - tests separate from the main suite browser - runs pages in a web browser + interactive - runs interactive browser tests that need human verification, and could not be automated sockets - runs websocket networking tests benchmark - run before and after each set of changes before pushing to master, verify no regressions -There are also commands to run specific subsets of the test suite: - - browser.audio - runs audio tests in a web browser (requires human verification) - To run one of those parts, do something like python tests/runner.py sanity diff --git a/tests/sdl_wm_togglefullscreen.c b/tests/sdl_wm_togglefullscreen.c new file mode 100644 index 00000000..c76ced76 --- /dev/null +++ b/tests/sdl_wm_togglefullscreen.c @@ -0,0 +1,78 @@ +#include <stdio.h> +#include <SDL/SDL.h> +#include <SDL/SDL_ttf.h> +#include <assert.h> +#include <emscripten.h> + +int result = 1; + +SDL_Surface *screen = 0; + +int inFullscreen = 0; + +int wasFullscreen = 0; + +void render() { + int width, height, isfs; + emscripten_get_canvas_size(&width, &height, &isfs); + SDL_Rect rect = { 0, 0, width, height }; + SDL_FillRect(screen, &rect, 0xff00ffff); +} + +void mainloop() { + render(); + SDL_Event event; + int isInFullscreen = EM_ASM_INT_V(return !!(document.fullscreenElement || document.mozFullScreenElement || document.webkitFullscreenElement || document.msFullscreenElement)); + if (isInFullscreen && !wasFullscreen) { + printf("Successfully transitioned to fullscreen mode!\n"); + wasFullscreen = isInFullscreen; + } + + if (wasFullscreen && !isInFullscreen) { + printf("Exited fullscreen. Test succeeded.\n"); + result = 1; +#ifdef REPORT_RESULT + REPORT_RESULT(); +#endif + wasFullscreen = isInFullscreen; + emscripten_cancel_main_loop(); + return; + } + + int haveEvent = SDL_PollEvent(&event); + if (haveEvent) { + switch(event.type) { + case SDL_MOUSEBUTTONDOWN: { + SDL_WM_ToggleFullScreen(screen); + inFullscreen = 1 - inFullscreen; + if (inFullscreen == 0) { + result = wasFullscreen; + if (result) { + printf("Exited fullscreen. Test succeeded.\n"); + } else { + printf("Exited fullscreen. Test failed, fullscreen transition did not happen!\n"); + } +#ifdef REPORT_RESULT + REPORT_RESULT(); +#endif + emscripten_cancel_main_loop(); + return; + } else { + printf("Entering fullscreen...\n"); + } + break; + } + } + } +} + +int main() { + SDL_Init(SDL_INIT_VIDEO); + screen = SDL_SetVideoMode(600, 450, 32, SDL_HWSURFACE); + + printf("You should see a yellow canvas.\n"); + printf("Click on the canvas to enter full screen, and then click on the canvas again to finish the test.\n"); + printf("When in full screen, you should see the whole screen filled yellow, and after exiting, the yellow canvas should be restored in the window.\n"); + emscripten_set_main_loop(mainloop, 0, 0); + return 0; +} diff --git a/tests/sockets/p2p/.gitignore b/tests/sockets/p2p/.gitignore new file mode 100644 index 00000000..065a4ac0 --- /dev/null +++ b/tests/sockets/p2p/.gitignore @@ -0,0 +1,2 @@ +node_modules +ssl diff --git a/tests/sockets/p2p/broker/p2p-broker.js b/tests/sockets/p2p/broker/p2p-broker.js new file mode 100644 index 00000000..028eb25b --- /dev/null +++ b/tests/sockets/p2p/broker/p2p-broker.js @@ -0,0 +1,231 @@ +var crypto = require('crypto'); +var fs = require('fs'); +var https = require('https'); + +var SSL_KEY = 'ssl/ssl.key'; +var SSL_CERT = 'ssl/ssl-unified.crt'; +var PORT = 8080; + +var sslSupported = false; +if(fs.existsSync(SSL_KEY) && fs.existsSync(SSL_CERT) && fs.statSync(SSL_KEY).isFile() && fs.statSync(SSL_CERT).isFile()) { + sslSupported = true; +} + +function handler(req, res) { + res.writeHead(200); + res.end("p2p"); +}; + +var app, port; +if(sslSupported) { + var sslopts = { + key: fs.readFileSync(SSL_KEY), + cert: fs.readFileSync(SSL_CERT) + }; + sslopts.agent = new https.Agent(sslopts); + app = require('https').createServer(sslopts, handler); + port = 8081; + console.info('ssl mode enabled'); +} else { + app = require('http').createServer(handler); + port = 8080; + console.info('ssl mode disabled'); +} +console.info('listening on port', port); + +var io = require('socket.io').listen(app, { + 'log level': 2 +}); + +app.listen(port); + +var jsMime = { + type: 'application/javascript', + encoding: 'utf8', + gzip: true +}; + +io.static.add('/p2p-client.js', { + mime: jsMime, + file: 'client/p2p-client.js' +}); + +/* +io.static.add('/p2p-client.min.js', { + mime: jsMime, + file: 'client/p2p-client.min.js' +}); +*/ + +function mkguid() { + return 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, function(c) { + var r = Math.random()*16|0, v = c == 'x' ? r : (r&0x3|0x8); + return v.toString(16); + }).toUpperCase(); +}; + +var peers = {}; +var hosts = {}; + +var E = { + OK: 'ok' + , NOROUTE: 'no such route' + , ISNOTHOST: 'peer is not a host' +}; + +function Peer(socket) { + this.socket = socket; + this.host = null; +}; + +function Host(options) { + this.route = options['route']; + this.url = options['url']; + this.listed = (undefined !== options['listed']) ? options['listed'] : false; + this.metadata = options['metadata'] || {}; + this.ctime = Date.now(); + this.mtime = Date.now(); +}; +Host.prototype.update = function update(options) { + this.url = options['url']; + this.listed = (undefined !== options['listed']) ? options['listed'] : false; + this.metadata = options['metadata'] || {}; + this.mtime = Date.now(); +}; + +io.of('/peer').on('connection', function(socket) { + var route = crypto.createHash('md5').update(socket['id']).digest('hex'); + socket.emit('route', route); + + socket.on('disconnect', function() { + if(hosts[route]) { + var host = hosts[route]; + changeList('remove', host); + } + delete hosts[route]; + delete peers[route]; + }); + + socket.on('send', function(message, callback) { + var to = message['to']; + + if(!peers.hasOwnProperty(to)) { + callback({'error': E.NOROUTE}); + return; + } + + var from = route; + var data = message['data']; + peers[to].emit('receive', { + 'from': from, + 'data': data + }); + }); + + socket.on('listen', function(options, callback) { + options['route'] = route; + if(hosts.hasOwnProperty(route)) { + hosts[route].update(options); + changeList('update', hosts[route]); + } else { + hosts[route] = new Host(options); + changeList('append', hosts[route]); + } + + callback(); + }); + + socket.on('ignore', function(message, callback) { + if(!hosts.hasOwnProperty(route)) { + callback({'error': E.ISNOTHOST}); + return; + } + + var host = hosts[route]; + delete hosts[route]; + + changeList('remove', host); + + callback(); + }); + + peers[route] = socket; +}); + +function Filter(socket, options) { + this.options = options || {}; + this.socket = socket; +}; +Filter.prototype.test = function test(host) { + var filter = this.options; + var result; + + if(filter['url'] && typeof host['url'] === 'string') { + try { + result = host['url'].match(filter['url']); + if(!result) + return true; + } catch(e) { + return true; + } + } + + if(filter['metadata'] && host['metadata']) { + var metadataFilter = filter['metadata']; + var metadataHost = host['metadata']; + + if(metadataFilter['name'] && typeof metadataHost['name'] === 'string') { + try { + result = metadataHost['name'].match(metadataFilter['name']); + if(!result) + return true; + } catch(e) { + return true; + } + } + } + + return false; +}; + +var lists = {}; + +function changeList(operation, host) { + var clients = Object.keys(lists); + clients.forEach(function(client) { + var filter = lists[client]; + if(!host['listed']) + return; + if(!filter.test(host)) { + var data = operation === 'remove' ? host['route'] : host; + filter.socket.emit(operation, data); + } + }); +}; + +io.of('/list').on('connection', function(socket) { + var id = socket['id']; + + socket.on('disconnect', function() { + delete lists[id]; + }); + + socket.on('list', function(options) { + var filter = new Filter(socket, options); + + var result = []; + + var hostIds = Object.keys(hosts); + hostIds.forEach(function(hostId) { + var host = hosts[hostId]; + if(!host['listed']) + return; + if(!filter.test(host)) + result.push(host); + }); + + lists[id] = filter; + + socket.emit('truncate', result); + }); +}); diff --git a/tests/sockets/p2p/client/p2p-client.js b/tests/sockets/p2p/client/p2p-client.js new file mode 100644 index 00000000..2c660210 --- /dev/null +++ b/tests/sockets/p2p/client/p2p-client.js @@ -0,0 +1,4485 @@ + +;(function(define, global) { 'use strict'; +define(['module'], function(module) { + + /*! Socket.IO.js build:0.9.11, development. Copyright(c) 2011 LearnBoost <dev@learnboost.com> MIT Licensed + Modified to work in-line; Removed Flash transport code */ + var io = ('undefined' === typeof module ? {} : module.exports); + (function() { + + /** + * socket.io + * Copyright(c) 2011 LearnBoost <dev@learnboost.com> + * MIT Licensed + */ + + (function (exports, global) { + + /** + * IO namespace. + * + * @namespace + */ + + var io = exports; + + /** + * Socket.IO version + * + * @api public + */ + + io.version = '0.9.11'; + + /** + * Protocol implemented. + * + * @api public + */ + + io.protocol = 1; + + /** + * Available transports, these will be populated with the available transports + * + * @api public + */ + + io.transports = []; + + /** + * Keep track of jsonp callbacks. + * + * @api private + */ + + io.j = []; + + /** + * Keep track of our io.Sockets + * + * @api private + */ + io.sockets = {}; + + + /** + * Manages connections to hosts. + * + * @param {String} uri + * @Param {Boolean} force creation of new socket (defaults to false) + * @api public + */ + + io.connect = function (host, details) { + var uri = io.util.parseUri(host) + , uuri + , socket; + + if (global && global.location) { + uri.protocol = uri.protocol || global.location.protocol.slice(0, -1); + uri.host = uri.host || (global.document + ? global.document.domain : global.location.hostname); + uri.port = uri.port || global.location.port; + } + + uuri = io.util.uniqueUri(uri); + + var options = { + host: uri.host + , secure: 'https' == uri.protocol + , port: uri.port || ('https' == uri.protocol ? 443 : 80) + , query: uri.query || '' + }; + + io.util.merge(options, details); + + if (options['force new connection'] || !io.sockets[uuri]) { + socket = new io.Socket(options); + } + + if (!options['force new connection'] && socket) { + io.sockets[uuri] = socket; + } + + socket = socket || io.sockets[uuri]; + + // if path is different from '' or / + return socket.of(uri.path.length > 1 ? uri.path : ''); + }; + + })('object' === typeof module ? module.exports : (io = {}), global); + /** + * socket.io + * Copyright(c) 2011 LearnBoost <dev@learnboost.com> + * MIT Licensed + */ + + (function (exports, global) { + + /** + * Utilities namespace. + * + * @namespace + */ + + var util = exports.util = {}; + + /** + * Parses an URI + * + * @author Steven Levithan <stevenlevithan.com> (MIT license) + * @api public + */ + + var re = /^(?:(?![^:@]+:[^:@\/]*@)([^:\/?#.]+):)?(?:\/\/)?((?:(([^:@]*)(?::([^:@]*))?)?@)?([^:\/?#]*)(?::(\d*))?)(((\/(?:[^?#](?![^?#\/]*\.[^?#\/.]+(?:[?#]|$)))*\/?)?([^?#\/]*))(?:\?([^#]*))?(?:#(.*))?)/; + + var parts = ['source', 'protocol', 'authority', 'userInfo', 'user', 'password', + 'host', 'port', 'relative', 'path', 'directory', 'file', 'query', + 'anchor']; + + util.parseUri = function (str) { + var m = re.exec(str || '') + , uri = {} + , i = 14; + + while (i--) { + uri[parts[i]] = m[i] || ''; + } + + return uri; + }; + + /** + * Produces a unique url that identifies a Socket.IO connection. + * + * @param {Object} uri + * @api public + */ + + util.uniqueUri = function (uri) { + var protocol = uri.protocol + , host = uri.host + , port = uri.port; + + if ('document' in global) { + host = host || document.domain; + port = port || (protocol == 'https' + && document.location.protocol !== 'https:' ? 443 : document.location.port); + } else { + host = host || 'localhost'; + + if (!port && protocol == 'https') { + port = 443; + } + } + + return (protocol || 'http') + '://' + host + ':' + (port || 80); + }; + + /** + * Mergest 2 query strings in to once unique query string + * + * @param {String} base + * @param {String} addition + * @api public + */ + + util.query = function (base, addition) { + var query = util.chunkQuery(base || '') + , components = []; + + util.merge(query, util.chunkQuery(addition || '')); + for (var part in query) { + if (query.hasOwnProperty(part)) { + components.push(part + '=' + query[part]); + } + } + + return components.length ? '?' + components.join('&') : ''; + }; + + /** + * Transforms a querystring in to an object + * + * @param {String} qs + * @api public + */ + + util.chunkQuery = function (qs) { + var query = {} + , params = qs.split('&') + , i = 0 + , l = params.length + , kv; + + for (; i < l; ++i) { + kv = params[i].split('='); + if (kv[0]) { + query[kv[0]] = kv[1]; + } + } + + return query; + }; + + /** + * Executes the given function when the page is loaded. + * + * io.util.load(function () { console.log('page loaded'); }); + * + * @param {Function} fn + * @api public + */ + + var pageLoaded = false; + + util.load = function (fn) { + if ('document' in global && document.readyState === 'complete' || pageLoaded) { + return fn(); + } + + util.on(global, 'load', fn, false); + }; + + /** + * Adds an event. + * + * @api private + */ + + util.on = function (element, event, fn, capture) { + if (element.attachEvent) { + element.attachEvent('on' + event, fn); + } else if (element.addEventListener) { + element.addEventListener(event, fn, capture); + } + }; + + /** + * Generates the correct `XMLHttpRequest` for regular and cross domain requests. + * + * @param {Boolean} [xdomain] Create a request that can be used cross domain. + * @returns {XMLHttpRequest|false} If we can create a XMLHttpRequest. + * @api private + */ + + util.request = function (xdomain) { + + if (xdomain && 'undefined' != typeof XDomainRequest && !util.ua.hasCORS) { + return new XDomainRequest(); + } + + if ('undefined' != typeof XMLHttpRequest && (!xdomain || util.ua.hasCORS)) { + return new XMLHttpRequest(); + } + + if (!xdomain) { + try { + return new window[(['Active'].concat('Object').join('X'))]('Microsoft.XMLHTTP'); + } catch(e) { } + } + + return null; + }; + + /** + * XHR based transport constructor. + * + * @constructor + * @api public + */ + + /** + * Change the internal pageLoaded value. + */ + + if ('undefined' != typeof window) { + util.load(function () { + pageLoaded = true; + }); + } + + /** + * Defers a function to ensure a spinner is not displayed by the browser + * + * @param {Function} fn + * @api public + */ + + util.defer = function (fn) { + if (!util.ua.webkit || 'undefined' != typeof importScripts) { + return fn(); + } + + util.load(function () { + setTimeout(fn, 100); + }); + }; + + /** + * Merges two objects. + * + * @api public + */ + + util.merge = function merge (target, additional, deep, lastseen) { + var seen = lastseen || [] + , depth = typeof deep == 'undefined' ? 2 : deep + , prop; + + for (prop in additional) { + if (additional.hasOwnProperty(prop) && util.indexOf(seen, prop) < 0) { + if (typeof target[prop] !== 'object' || !depth) { + target[prop] = additional[prop]; + seen.push(additional[prop]); + } else { + util.merge(target[prop], additional[prop], depth - 1, seen); + } + } + } + + return target; + }; + + /** + * Merges prototypes from objects + * + * @api public + */ + + util.mixin = function (ctor, ctor2) { + util.merge(ctor.prototype, ctor2.prototype); + }; + + /** + * Shortcut for prototypical and static inheritance. + * + * @api private + */ + + util.inherit = function (ctor, ctor2) { + function f() {}; + f.prototype = ctor2.prototype; + ctor.prototype = new f; + }; + + /** + * Checks if the given object is an Array. + * + * io.util.isArray([]); // true + * io.util.isArray({}); // false + * + * @param Object obj + * @api public + */ + + util.isArray = Array.isArray || function (obj) { + return Object.prototype.toString.call(obj) === '[object Array]'; + }; + + /** + * Intersects values of two arrays into a third + * + * @api public + */ + + util.intersect = function (arr, arr2) { + var ret = [] + , longest = arr.length > arr2.length ? arr : arr2 + , shortest = arr.length > arr2.length ? arr2 : arr; + + for (var i = 0, l = shortest.length; i < l; i++) { + if (~util.indexOf(longest, shortest[i])) + ret.push(shortest[i]); + } + + return ret; + }; + + /** + * Array indexOf compatibility. + * + * @see bit.ly/a5Dxa2 + * @api public + */ + + util.indexOf = function (arr, o, i) { + + for (var j = arr.length, i = i < 0 ? i + j < 0 ? 0 : i + j : i || 0; + i < j && arr[i] !== o; i++) {} + + return j <= i ? -1 : i; + }; + + /** + * Converts enumerables to array. + * + * @api public + */ + + util.toArray = function (enu) { + var arr = []; + + for (var i = 0, l = enu.length; i < l; i++) + arr.push(enu[i]); + + return arr; + }; + + /** + * UA / engines detection namespace. + * + * @namespace + */ + + util.ua = {}; + + /** + * Whether the UA supports CORS for XHR. + * + * @api public + */ + + util.ua.hasCORS = 'undefined' != typeof XMLHttpRequest && (function () { + try { + var a = new XMLHttpRequest(); + } catch (e) { + return false; + } + + return a.withCredentials != undefined; + })(); + + /** + * Detect webkit. + * + * @api public + */ + + util.ua.webkit = 'undefined' != typeof navigator + && /webkit/i.test(navigator.userAgent); + + /** + * Detect iPad/iPhone/iPod. + * + * @api public + */ + + util.ua.iDevice = 'undefined' != typeof navigator + && /iPad|iPhone|iPod/i.test(navigator.userAgent); + + })('undefined' != typeof io ? io : module.exports, global); + /** + * socket.io + * Copyright(c) 2011 LearnBoost <dev@learnboost.com> + * MIT Licensed + */ + + (function (exports, io) { + + /** + * Expose constructor. + */ + + exports.EventEmitter = EventEmitter; + + /** + * Event emitter constructor. + * + * @api public. + */ + + function EventEmitter () {}; + + /** + * Adds a listener + * + * @api public + */ + + EventEmitter.prototype.on = function (name, fn) { + if (!this.$events) { + this.$events = {}; + } + + if (!this.$events[name]) { + this.$events[name] = fn; + } else if (io.util.isArray(this.$events[name])) { + this.$events[name].push(fn); + } else { + this.$events[name] = [this.$events[name], fn]; + } + + return this; + }; + + EventEmitter.prototype.addListener = EventEmitter.prototype.on; + + /** + * Adds a volatile listener. + * + * @api public + */ + + EventEmitter.prototype.once = function (name, fn) { + var self = this; + + function on () { + self.removeListener(name, on); + fn.apply(this, arguments); + }; + + on.listener = fn; + this.on(name, on); + + return this; + }; + + /** + * Removes a listener. + * + * @api public + */ + + EventEmitter.prototype.removeListener = function (name, fn) { + if (this.$events && this.$events[name]) { + var list = this.$events[name]; + + if (io.util.isArray(list)) { + var pos = -1; + + for (var i = 0, l = list.length; i < l; i++) { + if (list[i] === fn || (list[i].listener && list[i].listener === fn)) { + pos = i; + break; + } + } + + if (pos < 0) { + return this; + } + + list.splice(pos, 1); + + if (!list.length) { + delete this.$events[name]; + } + } else if (list === fn || (list.listener && list.listener === fn)) { + delete this.$events[name]; + } + } + + return this; + }; + + /** + * Removes all listeners for an event. + * + * @api public + */ + + EventEmitter.prototype.removeAllListeners = function (name) { + if (name === undefined) { + this.$events = {}; + return this; + } + + if (this.$events && this.$events[name]) { + this.$events[name] = null; + } + + return this; + }; + + /** + * Gets all listeners for a certain event. + * + * @api publci + */ + + EventEmitter.prototype.listeners = function (name) { + if (!this.$events) { + this.$events = {}; + } + + if (!this.$events[name]) { + this.$events[name] = []; + } + + if (!io.util.isArray(this.$events[name])) { + this.$events[name] = [this.$events[name]]; + } + + return this.$events[name]; + }; + + /** + * Emits an event. + * + * @api public + */ + + EventEmitter.prototype.emit = function (name) { + if (!this.$events) { + return false; + } + + var handler = this.$events[name]; + + if (!handler) { + return false; + } + + var args = Array.prototype.slice.call(arguments, 1); + + if ('function' == typeof handler) { + handler.apply(this, args); + } else if (io.util.isArray(handler)) { + var listeners = handler.slice(); + + for (var i = 0, l = listeners.length; i < l; i++) { + listeners[i].apply(this, args); + } + } else { + return false; + } + + return true; + }; + + })( + 'undefined' != typeof io ? io : module.exports + , 'undefined' != typeof io ? io : module.parent.exports + ); + + /** + * socket.io + * Copyright(c) 2011 LearnBoost <dev@learnboost.com> + * MIT Licensed + */ + + /** + * Based on JSON2 (http://www.JSON.org/js.html). + */ + + (function (exports, nativeJSON) { + "use strict"; + + // use native JSON if it's available + if (nativeJSON && nativeJSON.parse){ + return exports.JSON = { + parse: nativeJSON.parse + , stringify: nativeJSON.stringify + }; + } + + var JSON = exports.JSON = {}; + + function f(n) { + // Format integers to have at least two digits. + return n < 10 ? '0' + n : n; + } + + function date(d, key) { + return isFinite(d.valueOf()) ? + d.getUTCFullYear() + '-' + + f(d.getUTCMonth() + 1) + '-' + + f(d.getUTCDate()) + 'T' + + f(d.getUTCHours()) + ':' + + f(d.getUTCMinutes()) + ':' + + f(d.getUTCSeconds()) + 'Z' : null; + }; + + var cx = /[\u0000\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/g, + escapable = /[\\\"\x00-\x1f\x7f-\x9f\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/g, + gap, + indent, + meta = { // table of character substitutions + '\b': '\\b', + '\t': '\\t', + '\n': '\\n', + '\f': '\\f', + '\r': '\\r', + '"' : '\\"', + '\\': '\\\\' + }, + rep; + + + function quote(string) { + + // If the string contains no control characters, no quote characters, and no + // backslash characters, then we can safely slap some quotes around it. + // Otherwise we must also replace the offending characters with safe escape + // sequences. + + escapable.lastIndex = 0; + return escapable.test(string) ? '"' + string.replace(escapable, function (a) { + var c = meta[a]; + return typeof c === 'string' ? c : + '\\u' + ('0000' + a.charCodeAt(0).toString(16)).slice(-4); + }) + '"' : '"' + string + '"'; + } + + + function str(key, holder) { + + // Produce a string from holder[key]. + + var i, // The loop counter. + k, // The member key. + v, // The member value. + length, + mind = gap, + partial, + value = holder[key]; + + // If the value has a toJSON method, call it to obtain a replacement value. + + if (value instanceof Date) { + value = date(key); + } + + // If we were called with a replacer function, then call the replacer to + // obtain a replacement value. + + if (typeof rep === 'function') { + value = rep.call(holder, key, value); + } + + // What happens next depends on the value's type. + + switch (typeof value) { + case 'string': + return quote(value); + + case 'number': + + // JSON numbers must be finite. Encode non-finite numbers as null. + + return isFinite(value) ? String(value) : 'null'; + + case 'boolean': + case 'null': + + // If the value is a boolean or null, convert it to a string. Note: + // typeof null does not produce 'null'. The case is included here in + // the remote chance that this gets fixed someday. + + return String(value); + + // If the type is 'object', we might be dealing with an object or an array or + // null. + + case 'object': + + // Due to a specification blunder in ECMAScript, typeof null is 'object', + // so watch out for that case. + + if (!value) { + return 'null'; + } + + // Make an array to hold the partial results of stringifying this object value. + + gap += indent; + partial = []; + + // Is the value an array? + + if (Object.prototype.toString.apply(value) === '[object Array]') { + + // The value is an array. Stringify every element. Use null as a placeholder + // for non-JSON values. + + length = value.length; + for (i = 0; i < length; i += 1) { + partial[i] = str(i, value) || 'null'; + } + + // Join all of the elements together, separated with commas, and wrap them in + // brackets. + + v = partial.length === 0 ? '[]' : gap ? + '[\n' + gap + partial.join(',\n' + gap) + '\n' + mind + ']' : + '[' + partial.join(',') + ']'; + gap = mind; + return v; + } + + // If the replacer is an array, use it to select the members to be stringified. + + if (rep && typeof rep === 'object') { + length = rep.length; + for (i = 0; i < length; i += 1) { + if (typeof rep[i] === 'string') { + k = rep[i]; + v = str(k, value); + if (v) { + partial.push(quote(k) + (gap ? ': ' : ':') + v); + } + } + } + } else { + + // Otherwise, iterate through all of the keys in the object. + + for (k in value) { + if (Object.prototype.hasOwnProperty.call(value, k)) { + v = str(k, value); + if (v) { + partial.push(quote(k) + (gap ? ': ' : ':') + v); + } + } + } + } + + // Join all of the member texts together, separated with commas, + // and wrap them in braces. + + v = partial.length === 0 ? '{}' : gap ? + '{\n' + gap + partial.join(',\n' + gap) + '\n' + mind + '}' : + '{' + partial.join(',') + '}'; + gap = mind; + return v; + } + } + + // If the JSON object does not yet have a stringify method, give it one. + + JSON.stringify = function (value, replacer, space) { + + // The stringify method takes a value and an optional replacer, and an optional + // space parameter, and returns a JSON text. The replacer can be a function + // that can replace values, or an array of strings that will select the keys. + // A default replacer method can be provided. Use of the space parameter can + // produce text that is more easily readable. + + var i; + gap = ''; + indent = ''; + + // If the space parameter is a number, make an indent string containing that + // many spaces. + + if (typeof space === 'number') { + for (i = 0; i < space; i += 1) { + indent += ' '; + } + + // If the space parameter is a string, it will be used as the indent string. + + } else if (typeof space === 'string') { + indent = space; + } + + // If there is a replacer, it must be a function or an array. + // Otherwise, throw an error. + + rep = replacer; + if (replacer && typeof replacer !== 'function' && + (typeof replacer !== 'object' || + typeof replacer.length !== 'number')) { + throw new Error('JSON.stringify'); + } + + // Make a fake root object containing our value under the key of ''. + // Return the result of stringifying the value. + + return str('', {'': value}); + }; + + // If the JSON object does not yet have a parse method, give it one. + + JSON.parse = function (text, reviver) { + // The parse method takes a text and an optional reviver function, and returns + // a JavaScript value if the text is a valid JSON text. + + var j; + + function walk(holder, key) { + + // The walk method is used to recursively walk the resulting structure so + // that modifications can be made. + + var k, v, value = holder[key]; + if (value && typeof value === 'object') { + for (k in value) { + if (Object.prototype.hasOwnProperty.call(value, k)) { + v = walk(value, k); + if (v !== undefined) { + value[k] = v; + } else { + delete value[k]; + } + } + } + } + return reviver.call(holder, key, value); + } + + + // Parsing happens in four stages. In the first stage, we replace certain + // Unicode characters with escape sequences. JavaScript handles many characters + // incorrectly, either silently deleting them, or treating them as line endings. + + text = String(text); + cx.lastIndex = 0; + if (cx.test(text)) { + text = text.replace(cx, function (a) { + return '\\u' + + ('0000' + a.charCodeAt(0).toString(16)).slice(-4); + }); + } + + // In the second stage, we run the text against regular expressions that look + // for non-JSON patterns. We are especially concerned with '()' and 'new' + // because they can cause invocation, and '=' because it can cause mutation. + // But just to be safe, we want to reject all unexpected forms. + + // We split the second stage into 4 regexp operations in order to work around + // crippling inefficiencies in IE's and Safari's regexp engines. First we + // replace the JSON backslash pairs with '@' (a non-JSON character). Second, we + // replace all simple value tokens with ']' characters. Third, we delete all + // open brackets that follow a colon or comma or that begin the text. Finally, + // we look to see that the remaining characters are only whitespace or ']' or + // ',' or ':' or '{' or '}'. If that is so, then the text is safe for eval. + + if (/^[\],:{}\s]*$/ + .test(text.replace(/\\(?:["\\\/bfnrt]|u[0-9a-fA-F]{4})/g, '@') + .replace(/"[^"\\\n\r]*"|true|false|null|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?/g, ']') + .replace(/(?:^|:|,)(?:\s*\[)+/g, ''))) { + + // In the third stage we use the eval function to compile the text into a + // JavaScript structure. The '{' operator is subject to a syntactic ambiguity + // in JavaScript: it can begin a block or an object literal. We wrap the text + // in parens to eliminate the ambiguity. + + j = eval('(' + text + ')'); + + // In the optional fourth stage, we recursively walk the new structure, passing + // each name/value pair to a reviver function for possible transformation. + + return typeof reviver === 'function' ? + walk({'': j}, '') : j; + } + + // If the text is not JSON parseable, then a SyntaxError is thrown. + + throw new SyntaxError('JSON.parse'); + }; + + })( + 'undefined' != typeof io ? io : module.exports + , typeof JSON !== 'undefined' ? JSON : undefined + ); + + /** + * socket.io + * Copyright(c) 2011 LearnBoost <dev@learnboost.com> + * MIT Licensed + */ + + (function (exports, io) { + + /** + * Parser namespace. + * + * @namespace + */ + + var parser = exports.parser = {}; + + /** + * Packet types. + */ + + var packets = parser.packets = [ + 'disconnect' + , 'connect' + , 'heartbeat' + , 'message' + , 'json' + , 'event' + , 'ack' + , 'error' + , 'noop' + ]; + + /** + * Errors reasons. + */ + + var reasons = parser.reasons = [ + 'transport not supported' + , 'client not handshaken' + , 'unauthorized' + ]; + + /** + * Errors advice. + */ + + var advice = parser.advice = [ + 'reconnect' + ]; + + /** + * Shortcuts. + */ + + var JSON = io.JSON + , indexOf = io.util.indexOf; + + /** + * Encodes a packet. + * + * @api private + */ + + parser.encodePacket = function (packet) { + var type = indexOf(packets, packet.type) + , id = packet.id || '' + , endpoint = packet.endpoint || '' + , ack = packet.ack + , data = null; + + switch (packet.type) { + case 'error': + var reason = packet.reason ? indexOf(reasons, packet.reason) : '' + , adv = packet.advice ? indexOf(advice, packet.advice) : ''; + + if (reason !== '' || adv !== '') + data = reason + (adv !== '' ? ('+' + adv) : ''); + + break; + + case 'message': + if (packet.data !== '') + data = packet.data; + break; + + case 'event': + var ev = { name: packet.name }; + + if (packet.args && packet.args.length) { + ev.args = packet.args; + } + + data = JSON.stringify(ev); + break; + + case 'json': + data = JSON.stringify(packet.data); + break; + + case 'connect': + if (packet.qs) + data = packet.qs; + break; + + case 'ack': + data = packet.ackId + + (packet.args && packet.args.length + ? '+' + JSON.stringify(packet.args) : ''); + break; + } + + // construct packet with required fragments + var encoded = [ + type + , id + (ack == 'data' ? '+' : '') + , endpoint + ]; + + // data fragment is optional + if (data !== null && data !== undefined) + encoded.push(data); + + return encoded.join(':'); + }; + + /** + * Encodes multiple messages (payload). + * + * @param {Array} messages + * @api private + */ + + parser.encodePayload = function (packets) { + var decoded = ''; + + if (packets.length == 1) + return packets[0]; + + for (var i = 0, l = packets.length; i < l; i++) { + var packet = packets[i]; + decoded += '\ufffd' + packet.length + '\ufffd' + packets[i]; + } + + return decoded; + }; + + /** + * Decodes a packet + * + * @api private + */ + + var regexp = /([^:]+):([0-9]+)?(\+)?:([^:]+)?:?([\s\S]*)?/; + + parser.decodePacket = function (data) { + var pieces = data.match(regexp); + + if (!pieces) return {}; + + var id = pieces[2] || '' + , data = pieces[5] || '' + , packet = { + type: packets[pieces[1]] + , endpoint: pieces[4] || '' + }; + + // whether we need to acknowledge the packet + if (id) { + packet.id = id; + if (pieces[3]) + packet.ack = 'data'; + else + packet.ack = true; + } + + // handle different packet types + switch (packet.type) { + case 'error': + var pieces = data.split('+'); + packet.reason = reasons[pieces[0]] || ''; + packet.advice = advice[pieces[1]] || ''; + break; + + case 'message': + packet.data = data || ''; + break; + + case 'event': + try { + var opts = JSON.parse(data); + packet.name = opts.name; + packet.args = opts.args; + } catch (e) { } + + packet.args = packet.args || []; + break; + + case 'json': + try { + packet.data = JSON.parse(data); + } catch (e) { } + break; + + case 'connect': + packet.qs = data || ''; + break; + + case 'ack': + var pieces = data.match(/^([0-9]+)(\+)?(.*)/); + if (pieces) { + packet.ackId = pieces[1]; + packet.args = []; + + if (pieces[3]) { + try { + packet.args = pieces[3] ? JSON.parse(pieces[3]) : []; + } catch (e) { } + } + } + break; + + case 'disconnect': + case 'heartbeat': + break; + }; + + return packet; + }; + + /** + * Decodes data payload. Detects multiple messages + * + * @return {Array} messages + * @api public + */ + + parser.decodePayload = function (data) { + // IE doesn't like data[i] for unicode chars, charAt works fine + if (data.charAt(0) == '\ufffd') { + var ret = []; + + for (var i = 1, length = ''; i < data.length; i++) { + if (data.charAt(i) == '\ufffd') { + ret.push(parser.decodePacket(data.substr(i + 1).substr(0, length))); + i += Number(length) + 1; + length = ''; + } else { + length += data.charAt(i); + } + } + + return ret; + } else { + return [parser.decodePacket(data)]; + } + }; + + })( + 'undefined' != typeof io ? io : module.exports + , 'undefined' != typeof io ? io : module.parent.exports + ); + /** + * socket.io + * Copyright(c) 2011 LearnBoost <dev@learnboost.com> + * MIT Licensed + */ + + (function (exports, io) { + + /** + * Expose constructor. + */ + + exports.Transport = Transport; + + /** + * This is the transport template for all supported transport methods. + * + * @constructor + * @api public + */ + + function Transport (socket, sessid) { + this.socket = socket; + this.sessid = sessid; + }; + + /** + * Apply EventEmitter mixin. + */ + + io.util.mixin(Transport, io.EventEmitter); + + + /** + * Indicates whether heartbeats is enabled for this transport + * + * @api private + */ + + Transport.prototype.heartbeats = function () { + return true; + }; + + /** + * Handles the response from the server. When a new response is received + * it will automatically update the timeout, decode the message and + * forwards the response to the onMessage function for further processing. + * + * @param {String} data Response from the server. + * @api private + */ + + Transport.prototype.onData = function (data) { + this.clearCloseTimeout(); + + // If the connection in currently open (or in a reopening state) reset the close + // timeout since we have just received data. This check is necessary so + // that we don't reset the timeout on an explicitly disconnected connection. + if (this.socket.connected || this.socket.connecting || this.socket.reconnecting) { + this.setCloseTimeout(); + } + + if (data !== '') { + // todo: we should only do decodePayload for xhr transports + var msgs = io.parser.decodePayload(data); + + if (msgs && msgs.length) { + for (var i = 0, l = msgs.length; i < l; i++) { + this.onPacket(msgs[i]); + } + } + } + + return this; + }; + + /** + * Handles packets. + * + * @api private + */ + + Transport.prototype.onPacket = function (packet) { + this.socket.setHeartbeatTimeout(); + + if (packet.type == 'heartbeat') { + return this.onHeartbeat(); + } + + if (packet.type == 'connect' && packet.endpoint == '') { + this.onConnect(); + } + + if (packet.type == 'error' && packet.advice == 'reconnect') { + this.isOpen = false; + } + + this.socket.onPacket(packet); + + return this; + }; + + /** + * Sets close timeout + * + * @api private + */ + + Transport.prototype.setCloseTimeout = function () { + if (!this.closeTimeout) { + var self = this; + + this.closeTimeout = setTimeout(function () { + self.onDisconnect(); + }, this.socket.closeTimeout); + } + }; + + /** + * Called when transport disconnects. + * + * @api private + */ + + Transport.prototype.onDisconnect = function () { + if (this.isOpen) this.close(); + this.clearTimeouts(); + this.socket.onDisconnect(); + return this; + }; + + /** + * Called when transport connects + * + * @api private + */ + + Transport.prototype.onConnect = function () { + this.socket.onConnect(); + return this; + }; + + /** + * Clears close timeout + * + * @api private + */ + + Transport.prototype.clearCloseTimeout = function () { + if (this.closeTimeout) { + clearTimeout(this.closeTimeout); + this.closeTimeout = null; + } + }; + + /** + * Clear timeouts + * + * @api private + */ + + Transport.prototype.clearTimeouts = function () { + this.clearCloseTimeout(); + + if (this.reopenTimeout) { + clearTimeout(this.reopenTimeout); + } + }; + + /** + * Sends a packet + * + * @param {Object} packet object. + * @api private + */ + + Transport.prototype.packet = function (packet) { + this.send(io.parser.encodePacket(packet)); + }; + + /** + * Send the received heartbeat message back to server. So the server + * knows we are still connected. + * + * @param {String} heartbeat Heartbeat response from the server. + * @api private + */ + + Transport.prototype.onHeartbeat = function (heartbeat) { + this.packet({ type: 'heartbeat' }); + }; + + /** + * Called when the transport opens. + * + * @api private + */ + + Transport.prototype.onOpen = function () { + this.isOpen = true; + this.clearCloseTimeout(); + this.socket.onOpen(); + }; + + /** + * Notifies the base when the connection with the Socket.IO server + * has been disconnected. + * + * @api private + */ + + Transport.prototype.onClose = function () { + var self = this; + + /* FIXME: reopen delay causing a infinit loop + this.reopenTimeout = setTimeout(function () { + self.open(); + }, this.socket.options['reopen delay']);*/ + + this.isOpen = false; + this.socket.onClose(); + this.onDisconnect(); + }; + + /** + * Generates a connection url based on the Socket.IO URL Protocol. + * See <https://github.com/learnboost/socket.io-node/> for more details. + * + * @returns {String} Connection url + * @api private + */ + + Transport.prototype.prepareUrl = function () { + var options = this.socket.options; + + return this.scheme() + '://' + + options.host + ':' + options.port + '/' + + options.resource + '/' + io.protocol + + '/' + this.name + '/' + this.sessid; + }; + + /** + * Checks if the transport is ready to start a connection. + * + * @param {Socket} socket The socket instance that needs a transport + * @param {Function} fn The callback + * @api private + */ + + Transport.prototype.ready = function (socket, fn) { + fn.call(this); + }; + })( + 'undefined' != typeof io ? io : module.exports + , 'undefined' != typeof io ? io : module.parent.exports + ); + /** + * socket.io + * Copyright(c) 2011 LearnBoost <dev@learnboost.com> + * MIT Licensed + */ + + (function (exports, io, global) { + + /** + * Expose constructor. + */ + + exports.Socket = Socket; + + /** + * Create a new `Socket.IO client` which can establish a persistent + * connection with a Socket.IO enabled server. + * + * @api public + */ + + function Socket (options) { + this.options = { + port: 80 + , secure: false + , document: 'document' in global ? document : false + , resource: 'socket.io' + , transports: io.transports + , 'connect timeout': 10000 + , 'try multiple transports': true + , 'reconnect': true + , 'reconnection delay': 500 + , 'reconnection limit': Infinity + , 'reopen delay': 3000 + , 'max reconnection attempts': 10 + , 'sync disconnect on unload': false + , 'auto connect': true + , 'flash policy port': 10843 + , 'manualFlush': false + }; + + io.util.merge(this.options, options); + + this.connected = false; + this.open = false; + this.connecting = false; + this.reconnecting = false; + this.namespaces = {}; + this.buffer = []; + this.doBuffer = false; + + if (this.options['sync disconnect on unload'] && + (!this.isXDomain() || io.util.ua.hasCORS)) { + var self = this; + io.util.on(global, 'beforeunload', function () { + self.disconnectSync(); + }, false); + } + + if (this.options['auto connect']) { + this.connect(); + } + }; + + /** + * Apply EventEmitter mixin. + */ + + io.util.mixin(Socket, io.EventEmitter); + + /** + * Returns a namespace listener/emitter for this socket + * + * @api public + */ + + Socket.prototype.of = function (name) { + if (!this.namespaces[name]) { + this.namespaces[name] = new io.SocketNamespace(this, name); + + if (name !== '') { + this.namespaces[name].packet({ type: 'connect' }); + } + } + + return this.namespaces[name]; + }; + + /** + * Emits the given event to the Socket and all namespaces + * + * @api private + */ + + Socket.prototype.publish = function () { + this.emit.apply(this, arguments); + + var nsp; + + for (var i in this.namespaces) { + if (this.namespaces.hasOwnProperty(i)) { + nsp = this.of(i); + nsp.$emit.apply(nsp, arguments); + } + } + }; + + /** + * Performs the handshake + * + * @api private + */ + + function empty () { }; + + Socket.prototype.handshake = function (fn) { + var self = this + , options = this.options; + + function complete (data) { + if (data instanceof Error) { + self.connecting = false; + self.onError(data.message); + } else { + fn.apply(null, data.split(':')); + } + }; + + var url = [ + 'http' + (options.secure ? 's' : '') + ':/' + , options.host + ':' + options.port + , options.resource + , io.protocol + , io.util.query(this.options.query, 't=' + +new Date) + ].join('/'); + + if (this.isXDomain() && !io.util.ua.hasCORS) { + var insertAt = document.getElementsByTagName('script')[0] + , script = document.createElement('script'); + + script.src = url + '&jsonp=' + io.j.length; + insertAt.parentNode.insertBefore(script, insertAt); + + io.j.push(function (data) { + complete(data); + script.parentNode.removeChild(script); + }); + } else { + var xhr = io.util.request(); + + xhr.open('GET', url, true); + if (this.isXDomain()) { + xhr.withCredentials = true; + } + xhr.onreadystatechange = function () { + if (xhr.readyState == 4) { + xhr.onreadystatechange = empty; + + if (xhr.status == 200) { + complete(xhr.responseText); + } else if (xhr.status == 403) { + self.onError(xhr.responseText); + } else { + self.connecting = false; + !self.reconnecting && self.onError(xhr.responseText); + } + } + }; + xhr.send(null); + } + }; + + /** + * Find an available transport based on the options supplied in the constructor. + * + * @api private + */ + + Socket.prototype.getTransport = function (override) { + var transports = override || this.transports, match; + + for (var i = 0, transport; transport = transports[i]; i++) { + if (io.Transport[transport] + && io.Transport[transport].check(this) + && (!this.isXDomain() || io.Transport[transport].xdomainCheck(this))) { + return new io.Transport[transport](this, this.sessionid); + } + } + + return null; + }; + + /** + * Connects to the server. + * + * @param {Function} [fn] Callback. + * @returns {io.Socket} + * @api public + */ + + Socket.prototype.connect = function (fn) { + if (this.connecting) { + return this; + } + + var self = this; + self.connecting = true; + + this.handshake(function (sid, heartbeat, close, transports) { + self.sessionid = sid; + self.closeTimeout = close * 1000; + self.heartbeatTimeout = heartbeat * 1000; + if(!self.transports) + self.transports = self.origTransports = (transports ? io.util.intersect( + transports.split(',') + , self.options.transports + ) : self.options.transports); + + self.setHeartbeatTimeout(); + + function connect (transports){ + if (self.transport) self.transport.clearTimeouts(); + + self.transport = self.getTransport(transports); + if (!self.transport) return self.publish('connect_failed'); + + // once the transport is ready + self.transport.ready(self, function () { + self.connecting = true; + self.publish('connecting', self.transport.name); + self.transport.open(); + + if (self.options['connect timeout']) { + self.connectTimeoutTimer = setTimeout(function () { + if (!self.connected) { + self.connecting = false; + + if (self.options['try multiple transports']) { + var remaining = self.transports; + + while (remaining.length > 0 && remaining.splice(0,1)[0] != + self.transport.name) {} + + if (remaining.length){ + connect(remaining); + } else { + self.publish('connect_failed'); + } + } + } + }, self.options['connect timeout']); + } + }); + } + + connect(self.transports); + + self.once('connect', function (){ + clearTimeout(self.connectTimeoutTimer); + + fn && typeof fn == 'function' && fn(); + }); + }); + + return this; + }; + + /** + * Clears and sets a new heartbeat timeout using the value given by the + * server during the handshake. + * + * @api private + */ + + Socket.prototype.setHeartbeatTimeout = function () { + clearTimeout(this.heartbeatTimeoutTimer); + if(this.transport && !this.transport.heartbeats()) return; + + var self = this; + this.heartbeatTimeoutTimer = setTimeout(function () { + self.transport.onClose(); + }, this.heartbeatTimeout); + }; + + /** + * Sends a message. + * + * @param {Object} data packet. + * @returns {io.Socket} + * @api public + */ + + Socket.prototype.packet = function (data) { + if (this.connected && !this.doBuffer) { + this.transport.packet(data); + } else { + this.buffer.push(data); + } + + return this; + }; + + /** + * Sets buffer state + * + * @api private + */ + + Socket.prototype.setBuffer = function (v) { + this.doBuffer = v; + + if (!v && this.connected && this.buffer.length) { + if (!this.options['manualFlush']) { + this.flushBuffer(); + } + } + }; + + /** + * Flushes the buffer data over the wire. + * To be invoked manually when 'manualFlush' is set to true. + * + * @api public + */ + + Socket.prototype.flushBuffer = function() { + this.transport.payload(this.buffer); + this.buffer = []; + }; + + + /** + * Disconnect the established connect. + * + * @returns {io.Socket} + * @api public + */ + + Socket.prototype.disconnect = function () { + if (this.connected || this.connecting) { + if (this.open) { + this.of('').packet({ type: 'disconnect' }); + } + + // handle disconnection immediately + this.onDisconnect('booted'); + } + + return this; + }; + + /** + * Disconnects the socket with a sync XHR. + * + * @api private + */ + + Socket.prototype.disconnectSync = function () { + // ensure disconnection + var xhr = io.util.request(); + var uri = [ + 'http' + (this.options.secure ? 's' : '') + ':/' + , this.options.host + ':' + this.options.port + , this.options.resource + , io.protocol + , '' + , this.sessionid + ].join('/') + '/?disconnect=1'; + + xhr.open('GET', uri, false); + xhr.send(null); + + // handle disconnection immediately + this.onDisconnect('booted'); + }; + + /** + * Check if we need to use cross domain enabled transports. Cross domain would + * be a different port or different domain name. + * + * @returns {Boolean} + * @api private + */ + + Socket.prototype.isXDomain = function () { + + var port = global.location.port || + ('https:' == global.location.protocol ? 443 : 80); + + return this.options.host !== global.location.hostname + || this.options.port != port; + }; + + /** + * Called upon handshake. + * + * @api private + */ + + Socket.prototype.onConnect = function () { + if (!this.connected) { + this.connected = true; + this.connecting = false; + if (!this.doBuffer) { + // make sure to flush the buffer + this.setBuffer(false); + } + this.emit('connect'); + } + }; + + /** + * Called when the transport opens + * + * @api private + */ + + Socket.prototype.onOpen = function () { + this.open = true; + }; + + /** + * Called when the transport closes. + * + * @api private + */ + + Socket.prototype.onClose = function () { + this.open = false; + clearTimeout(this.heartbeatTimeoutTimer); + }; + + /** + * Called when the transport first opens a connection + * + * @param text + */ + + Socket.prototype.onPacket = function (packet) { + this.of(packet.endpoint).onPacket(packet); + }; + + /** + * Handles an error. + * + * @api private + */ + + Socket.prototype.onError = function (err) { + if (err && err.advice) { + if (err.advice === 'reconnect' && (this.connected || this.connecting)) { + this.disconnect(); + if (this.options.reconnect) { + this.reconnect(); + } + } + } + + this.publish('error', err && err.reason ? err.reason : err); + }; + + /** + * Called when the transport disconnects. + * + * @api private + */ + + Socket.prototype.onDisconnect = function (reason) { + var wasConnected = this.connected + , wasConnecting = this.connecting; + + this.connected = false; + this.connecting = false; + this.open = false; + + if (wasConnected || wasConnecting) { + this.transport.close(); + this.transport.clearTimeouts(); + if (wasConnected) { + this.publish('disconnect', reason); + + if ('booted' != reason && this.options.reconnect && !this.reconnecting) { + this.reconnect(); + } + } + } + }; + + /** + * Called upon reconnection. + * + * @api private + */ + + Socket.prototype.reconnect = function () { + this.reconnecting = true; + this.reconnectionAttempts = 0; + this.reconnectionDelay = this.options['reconnection delay']; + + var self = this + , maxAttempts = this.options['max reconnection attempts'] + , tryMultiple = this.options['try multiple transports'] + , limit = this.options['reconnection limit']; + + function reset () { + if (self.connected) { + for (var i in self.namespaces) { + if (self.namespaces.hasOwnProperty(i) && '' !== i) { + self.namespaces[i].packet({ type: 'connect' }); + } + } + self.publish('reconnect', self.transport.name, self.reconnectionAttempts); + } + + clearTimeout(self.reconnectionTimer); + + self.removeListener('connect_failed', maybeReconnect); + self.removeListener('connect', maybeReconnect); + + self.reconnecting = false; + + delete self.reconnectionAttempts; + delete self.reconnectionDelay; + delete self.reconnectionTimer; + delete self.redoTransports; + + self.options['try multiple transports'] = tryMultiple; + }; + + function maybeReconnect () { + if (!self.reconnecting) { + return; + } + + if (self.connected) { + return reset(); + }; + + if (self.connecting && self.reconnecting) { + return self.reconnectionTimer = setTimeout(maybeReconnect, 1000); + } + + if (self.reconnectionAttempts++ >= maxAttempts) { + if (!self.redoTransports) { + self.on('connect_failed', maybeReconnect); + self.options['try multiple transports'] = true; + self.transports = self.origTransports; + self.transport = self.getTransport(); + self.redoTransports = true; + self.connect(); + } else { + self.publish('reconnect_failed'); + reset(); + } + } else { + if (self.reconnectionDelay < limit) { + self.reconnectionDelay *= 2; // exponential back off + } + + self.connect(); + self.publish('reconnecting', self.reconnectionDelay, self.reconnectionAttempts); + self.reconnectionTimer = setTimeout(maybeReconnect, self.reconnectionDelay); + } + }; + + this.options['try multiple transports'] = false; + this.reconnectionTimer = setTimeout(maybeReconnect, this.reconnectionDelay); + + this.on('connect', maybeReconnect); + }; + + })( + 'undefined' != typeof io ? io : module.exports + , 'undefined' != typeof io ? io : module.parent.exports + , global + ); + /** + * socket.io + * Copyright(c) 2011 LearnBoost <dev@learnboost.com> + * MIT Licensed + */ + + (function (exports, io) { + + /** + * Expose constructor. + */ + + exports.SocketNamespace = SocketNamespace; + + /** + * Socket namespace constructor. + * + * @constructor + * @api public + */ + + function SocketNamespace (socket, name) { + this.socket = socket; + this.name = name || ''; + this.flags = {}; + this.json = new Flag(this, 'json'); + this.ackPackets = 0; + this.acks = {}; + }; + + /** + * Apply EventEmitter mixin. + */ + + io.util.mixin(SocketNamespace, io.EventEmitter); + + /** + * Copies emit since we override it + * + * @api private + */ + + SocketNamespace.prototype.$emit = io.EventEmitter.prototype.emit; + + /** + * Creates a new namespace, by proxying the request to the socket. This + * allows us to use the synax as we do on the server. + * + * @api public + */ + + SocketNamespace.prototype.of = function () { + return this.socket.of.apply(this.socket, arguments); + }; + + /** + * Sends a packet. + * + * @api private + */ + + SocketNamespace.prototype.packet = function (packet) { + packet.endpoint = this.name; + this.socket.packet(packet); + this.flags = {}; + return this; + }; + + /** + * Sends a message + * + * @api public + */ + + SocketNamespace.prototype.send = function (data, fn) { + var packet = { + type: this.flags.json ? 'json' : 'message' + , data: data + }; + + if ('function' == typeof fn) { + packet.id = ++this.ackPackets; + packet.ack = true; + this.acks[packet.id] = fn; + } + + return this.packet(packet); + }; + + /** + * Emits an event + * + * @api public + */ + + SocketNamespace.prototype.emit = function (name) { + var args = Array.prototype.slice.call(arguments, 1) + , lastArg = args[args.length - 1] + , packet = { + type: 'event' + , name: name + }; + + if ('function' == typeof lastArg) { + packet.id = ++this.ackPackets; + packet.ack = 'data'; + this.acks[packet.id] = lastArg; + args = args.slice(0, args.length - 1); + } + + packet.args = args; + + return this.packet(packet); + }; + + /** + * Disconnects the namespace + * + * @api private + */ + + SocketNamespace.prototype.disconnect = function () { + if (this.name === '') { + this.socket.disconnect(); + } else { + this.packet({ type: 'disconnect' }); + this.$emit('disconnect'); + } + + return this; + }; + + /** + * Handles a packet + * + * @api private + */ + + SocketNamespace.prototype.onPacket = function (packet) { + var self = this; + + function ack () { + self.packet({ + type: 'ack' + , args: io.util.toArray(arguments) + , ackId: packet.id + }); + }; + + switch (packet.type) { + case 'connect': + this.$emit('connect'); + break; + + case 'disconnect': + if (this.name === '') { + this.socket.onDisconnect(packet.reason || 'booted'); + } else { + this.$emit('disconnect', packet.reason); + } + break; + + case 'message': + case 'json': + var params = ['message', packet.data]; + + if (packet.ack == 'data') { + params.push(ack); + } else if (packet.ack) { + this.packet({ type: 'ack', ackId: packet.id }); + } + + this.$emit.apply(this, params); + break; + + case 'event': + var params = [packet.name].concat(packet.args); + + if (packet.ack == 'data') + params.push(ack); + + this.$emit.apply(this, params); + break; + + case 'ack': + if (this.acks[packet.ackId]) { + this.acks[packet.ackId].apply(this, packet.args); + delete this.acks[packet.ackId]; + } + break; + + case 'error': + if (packet.advice){ + this.socket.onError(packet); + } else { + if (packet.reason == 'unauthorized') { + this.$emit('connect_failed', packet.reason); + } else { + this.$emit('error', packet.reason); + } + } + break; + } + }; + + /** + * Flag interface. + * + * @api private + */ + + function Flag (nsp, name) { + this.namespace = nsp; + this.name = name; + }; + + /** + * Send a message + * + * @api public + */ + + Flag.prototype.send = function () { + this.namespace.flags[this.name] = true; + this.namespace.send.apply(this.namespace, arguments); + }; + + /** + * Emit an event + * + * @api public + */ + + Flag.prototype.emit = function () { + this.namespace.flags[this.name] = true; + this.namespace.emit.apply(this.namespace, arguments); + }; + + })( + 'undefined' != typeof io ? io : module.exports + , 'undefined' != typeof io ? io : module.parent.exports + ); + + /** + * socket.io + * Copyright(c) 2011 LearnBoost <dev@learnboost.com> + * MIT Licensed + */ + + (function (exports, io, global) { + + /** + * Expose constructor. + */ + + exports.websocket = WS; + + /** + * The WebSocket transport uses the HTML5 WebSocket API to establish an + * persistent connection with the Socket.IO server. This transport will also + * be inherited by the FlashSocket fallback as it provides a API compatible + * polyfill for the WebSockets. + * + * @constructor + * @extends {io.Transport} + * @api public + */ + + function WS (socket) { + io.Transport.apply(this, arguments); + }; + + /** + * Inherits from Transport. + */ + + io.util.inherit(WS, io.Transport); + + /** + * Transport name + * + * @api public + */ + + WS.prototype.name = 'websocket'; + + /** + * Initializes a new `WebSocket` connection with the Socket.IO server. We attach + * all the appropriate listeners to handle the responses from the server. + * + * @returns {Transport} + * @api public + */ + + WS.prototype.open = function () { + var query = io.util.query(this.socket.options.query) + , self = this + , Socket + + + if (!Socket) { + Socket = global.MozWebSocket || global.WebSocket; + } + + this.websocket = new Socket(this.prepareUrl() + query); + + this.websocket.onopen = function () { + self.onOpen(); + self.socket.setBuffer(false); + }; + this.websocket.onmessage = function (ev) { + self.onData(ev.data); + }; + this.websocket.onclose = function () { + self.onClose(); + self.socket.setBuffer(true); + }; + this.websocket.onerror = function (e) { + self.onError(e); + }; + + return this; + }; + + /** + * Send a message to the Socket.IO server. The message will automatically be + * encoded in the correct message format. + * + * @returns {Transport} + * @api public + */ + + // Do to a bug in the current IDevices browser, we need to wrap the send in a + // setTimeout, when they resume from sleeping the browser will crash if + // we don't allow the browser time to detect the socket has been closed + if (io.util.ua.iDevice) { + WS.prototype.send = function (data) { + var self = this; + setTimeout(function() { + self.websocket.send(data); + },0); + return this; + }; + } else { + WS.prototype.send = function (data) { + this.websocket.send(data); + return this; + }; + } + + /** + * Payload + * + * @api private + */ + + WS.prototype.payload = function (arr) { + for (var i = 0, l = arr.length; i < l; i++) { + this.packet(arr[i]); + } + return this; + }; + + /** + * Disconnect the established `WebSocket` connection. + * + * @returns {Transport} + * @api public + */ + + WS.prototype.close = function () { + this.websocket.close(); + return this; + }; + + /** + * Handle the errors that `WebSocket` might be giving when we + * are attempting to connect or send messages. + * + * @param {Error} e The error. + * @api private + */ + + WS.prototype.onError = function (e) { + this.socket.onError(e); + }; + + /** + * Returns the appropriate scheme for the URI generation. + * + * @api private + */ + WS.prototype.scheme = function () { + return this.socket.options.secure ? 'wss' : 'ws'; + }; + + /** + * Checks if the browser has support for native `WebSockets` and that + * it's not the polyfill created for the FlashSocket transport. + * + * @return {Boolean} + * @api public + */ + + WS.check = function () { + return ('WebSocket' in global && !('__addTask' in WebSocket)) + || 'MozWebSocket' in global; + }; + + /** + * Check if the `WebSocket` transport support cross domain communications. + * + * @returns {Boolean} + * @api public + */ + + WS.xdomainCheck = function () { + return true; + }; + + /** + * Add the transport to your public io.transports array. + * + * @api private + */ + + io.transports.push('websocket'); + + })( + 'undefined' != typeof io ? io.Transport : module.exports + , 'undefined' != typeof io ? io : module.parent.exports + , global + ); + + // Copyright: Hiroshi Ichikawa <http://gimite.net/en/> + // License: New BSD License + // Reference: http://dev.w3.org/html5/websockets/ + // Reference: http://tools.ietf.org/html/draft-hixie-thewebsocketprotocol + + (function() { + + if ('undefined' == typeof window || window.WebSocket) return; + + var console = window.console; + if (!console || !console.log || !console.error) { + console = {log: function(){ }, error: function(){ }}; + } + + if (!swfobject.hasFlashPlayerVersion("10.0.0")) { + console.error("Flash Player >= 10.0.0 is required."); + return; + } + if (location.protocol == "file:") { + console.error( + "WARNING: web-socket-js doesn't work in file:///... URL " + + "unless you set Flash Security Settings properly. " + + "Open the page via Web server i.e. http://..."); + } + + /** + * This class represents a faux web socket. + * @param {string} url + * @param {array or string} protocols + * @param {string} proxyHost + * @param {int} proxyPort + * @param {string} headers + */ + WebSocket = function(url, protocols, proxyHost, proxyPort, headers) { + var self = this; + self.__id = WebSocket.__nextId++; + WebSocket.__instances[self.__id] = self; + self.readyState = WebSocket.CONNECTING; + self.bufferedAmount = 0; + self.__events = {}; + if (!protocols) { + protocols = []; + } else if (typeof protocols == "string") { + protocols = [protocols]; + } + // Uses setTimeout() to make sure __createFlash() runs after the caller sets ws.onopen etc. + // Otherwise, when onopen fires immediately, onopen is called before it is set. + setTimeout(function() { + WebSocket.__addTask(function() { + WebSocket.__flash.create( + self.__id, url, protocols, proxyHost || null, proxyPort || 0, headers || null); + }); + }, 0); + }; + + /** + * Send data to the web socket. + * @param {string} data The data to send to the socket. + * @return {boolean} True for success, false for failure. + */ + WebSocket.prototype.send = function(data) { + if (this.readyState == WebSocket.CONNECTING) { + throw "INVALID_STATE_ERR: Web Socket connection has not been established"; + } + // We use encodeURIComponent() here, because FABridge doesn't work if + // the argument includes some characters. We don't use escape() here + // because of this: + // https://developer.mozilla.org/en/Core_JavaScript_1.5_Guide/Functions#escape_and_unescape_Functions + // But it looks decodeURIComponent(encodeURIComponent(s)) doesn't + // preserve all Unicode characters either e.g. "\uffff" in Firefox. + // Note by wtritch: Hopefully this will not be necessary using ExternalInterface. Will require + // additional testing. + var result = WebSocket.__flash.send(this.__id, encodeURIComponent(data)); + if (result < 0) { // success + return true; + } else { + this.bufferedAmount += result; + return false; + } + }; + + /** + * Close this web socket gracefully. + */ + WebSocket.prototype.close = function() { + if (this.readyState == WebSocket.CLOSED || this.readyState == WebSocket.CLOSING) { + return; + } + this.readyState = WebSocket.CLOSING; + WebSocket.__flash.close(this.__id); + }; + + /** + * Implementation of {@link <a href="http://www.w3.org/TR/DOM-Level-2-Events/events.html#Events-registration">DOM 2 EventTarget Interface</a>} + * + * @param {string} type + * @param {function} listener + * @param {boolean} useCapture + * @return void + */ + WebSocket.prototype.addEventListener = function(type, listener, useCapture) { + if (!(type in this.__events)) { + this.__events[type] = []; + } + this.__events[type].push(listener); + }; + + /** + * Implementation of {@link <a href="http://www.w3.org/TR/DOM-Level-2-Events/events.html#Events-registration">DOM 2 EventTarget Interface</a>} + * + * @param {string} type + * @param {function} listener + * @param {boolean} useCapture + * @return void + */ + WebSocket.prototype.removeEventListener = function(type, listener, useCapture) { + if (!(type in this.__events)) return; + var events = this.__events[type]; + for (var i = events.length - 1; i >= 0; --i) { + if (events[i] === listener) { + events.splice(i, 1); + break; + } + } + }; + + /** + * Implementation of {@link <a href="http://www.w3.org/TR/DOM-Level-2-Events/events.html#Events-registration">DOM 2 EventTarget Interface</a>} + * + * @param {Event} event + * @return void + */ + WebSocket.prototype.dispatchEvent = function(event) { + var events = this.__events[event.type] || []; + for (var i = 0; i < events.length; ++i) { + events[i](event); + } + var handler = this["on" + event.type]; + if (handler) handler(event); + }; + + /** + * Handles an event from Flash. + * @param {Object} flashEvent + */ + WebSocket.prototype.__handleEvent = function(flashEvent) { + if ("readyState" in flashEvent) { + this.readyState = flashEvent.readyState; + } + if ("protocol" in flashEvent) { + this.protocol = flashEvent.protocol; + } + + var jsEvent; + if (flashEvent.type == "open" || flashEvent.type == "error") { + jsEvent = this.__createSimpleEvent(flashEvent.type); + } else if (flashEvent.type == "close") { + // TODO implement jsEvent.wasClean + jsEvent = this.__createSimpleEvent("close"); + } else if (flashEvent.type == "message") { + var data = decodeURIComponent(flashEvent.message); + jsEvent = this.__createMessageEvent("message", data); + } else { + throw "unknown event type: " + flashEvent.type; + } + + this.dispatchEvent(jsEvent); + }; + + WebSocket.prototype.__createSimpleEvent = function(type) { + if (document.createEvent && window.Event) { + var event = document.createEvent("Event"); + event.initEvent(type, false, false); + return event; + } else { + return {type: type, bubbles: false, cancelable: false}; + } + }; + + WebSocket.prototype.__createMessageEvent = function(type, data) { + if (document.createEvent && window.MessageEvent && !window.opera) { + var event = document.createEvent("MessageEvent"); + event.initMessageEvent("message", false, false, data, null, null, window, null); + return event; + } else { + // IE and Opera, the latter one truncates the data parameter after any 0x00 bytes. + return {type: type, data: data, bubbles: false, cancelable: false}; + } + }; + + /** + * Define the WebSocket readyState enumeration. + */ + WebSocket.CONNECTING = 0; + WebSocket.OPEN = 1; + WebSocket.CLOSING = 2; + WebSocket.CLOSED = 3; + + WebSocket.__flash = null; + WebSocket.__instances = {}; + WebSocket.__tasks = []; + WebSocket.__nextId = 0; + + /** + * Load a new flash security policy file. + * @param {string} url + */ + WebSocket.loadFlashPolicyFile = function(url){ + WebSocket.__addTask(function() { + WebSocket.__flash.loadManualPolicyFile(url); + }); + }; + + /** + * Loads WebSocketMain.swf and creates WebSocketMain object in Flash. + */ + WebSocket.__initialize = function() { + if (WebSocket.__flash) return; + + if (WebSocket.__swfLocation) { + // For backword compatibility. + window.WEB_SOCKET_SWF_LOCATION = WebSocket.__swfLocation; + } + if (!window.WEB_SOCKET_SWF_LOCATION) { + console.error("[WebSocket] set WEB_SOCKET_SWF_LOCATION to location of WebSocketMain.swf"); + return; + } + var container = document.createElement("div"); + container.id = "webSocketContainer"; + // Hides Flash box. We cannot use display: none or visibility: hidden because it prevents + // Flash from loading at least in IE. So we move it out of the screen at (-100, -100). + // But this even doesn't work with Flash Lite (e.g. in Droid Incredible). So with Flash + // Lite, we put it at (0, 0). This shows 1x1 box visible at left-top corner but this is + // the best we can do as far as we know now. + container.style.position = "absolute"; + if (WebSocket.__isFlashLite()) { + container.style.left = "0px"; + container.style.top = "0px"; + } else { + container.style.left = "-100px"; + container.style.top = "-100px"; + } + var holder = document.createElement("div"); + holder.id = "webSocketFlash"; + container.appendChild(holder); + document.body.appendChild(container); + // See this article for hasPriority: + // http://help.adobe.com/en_US/as3/mobile/WS4bebcd66a74275c36cfb8137124318eebc6-7ffd.html + swfobject.embedSWF( + WEB_SOCKET_SWF_LOCATION, + "webSocketFlash", + "1" /* width */, + "1" /* height */, + "10.0.0" /* SWF version */, + null, + null, + {hasPriority: true, swliveconnect : true, allowScriptAccess: "always"}, + null, + function(e) { + if (!e.success) { + console.error("[WebSocket] swfobject.embedSWF failed"); + } + }); + }; + + /** + * Called by Flash to notify JS that it's fully loaded and ready + * for communication. + */ + WebSocket.__onFlashInitialized = function() { + // We need to set a timeout here to avoid round-trip calls + // to flash during the initialization process. + setTimeout(function() { + WebSocket.__flash = document.getElementById("webSocketFlash"); + WebSocket.__flash.setCallerUrl(location.href); + WebSocket.__flash.setDebug(!!window.WEB_SOCKET_DEBUG); + for (var i = 0; i < WebSocket.__tasks.length; ++i) { + WebSocket.__tasks[i](); + } + WebSocket.__tasks = []; + }, 0); + }; + + /** + * Called by Flash to notify WebSockets events are fired. + */ + WebSocket.__onFlashEvent = function() { + setTimeout(function() { + try { + // Gets events using receiveEvents() instead of getting it from event object + // of Flash event. This is to make sure to keep message order. + // It seems sometimes Flash events don't arrive in the same order as they are sent. + var events = WebSocket.__flash.receiveEvents(); + for (var i = 0; i < events.length; ++i) { + WebSocket.__instances[events[i].webSocketId].__handleEvent(events[i]); + } + } catch (e) { + console.error(e); + } + }, 0); + return true; + }; + + // Called by Flash. + WebSocket.__log = function(message) { + console.log(decodeURIComponent(message)); + }; + + // Called by Flash. + WebSocket.__error = function(message) { + console.error(decodeURIComponent(message)); + }; + + WebSocket.__addTask = function(task) { + if (WebSocket.__flash) { + task(); + } else { + WebSocket.__tasks.push(task); + } + }; + + /** + * Test if the browser is running flash lite. + * @return {boolean} True if flash lite is running, false otherwise. + */ + WebSocket.__isFlashLite = function() { + if (!window.navigator || !window.navigator.mimeTypes) { + return false; + } + var mimeType = window.navigator.mimeTypes["application/x-shockwave-flash"]; + if (!mimeType || !mimeType.enabledPlugin || !mimeType.enabledPlugin.filename) { + return false; + } + return mimeType.enabledPlugin.filename.match(/flashlite/i) ? true : false; + }; + + if (!window.WEB_SOCKET_DISABLE_AUTO_INITIALIZATION) { + if (window.addEventListener) { + window.addEventListener("load", function(){ + WebSocket.__initialize(); + }, false); + } else { + window.attachEvent("onload", function(){ + WebSocket.__initialize(); + }); + } + } + + })(); + + /** + * socket.io + * Copyright(c) 2011 LearnBoost <dev@learnboost.com> + * MIT Licensed + */ + + (function (exports, io, global) { + + /** + * Expose constructor. + * + * @api public + */ + + exports.XHR = XHR; + + /** + * XHR constructor + * + * @costructor + * @api public + */ + + function XHR (socket) { + if (!socket) return; + + io.Transport.apply(this, arguments); + this.sendBuffer = []; + }; + + /** + * Inherits from Transport. + */ + + io.util.inherit(XHR, io.Transport); + + /** + * Establish a connection + * + * @returns {Transport} + * @api public + */ + + XHR.prototype.open = function () { + this.socket.setBuffer(false); + this.onOpen(); + this.get(); + + // we need to make sure the request succeeds since we have no indication + // whether the request opened or not until it succeeded. + this.setCloseTimeout(); + + return this; + }; + + /** + * Check if we need to send data to the Socket.IO server, if we have data in our + * buffer we encode it and forward it to the `post` method. + * + * @api private + */ + + XHR.prototype.payload = function (payload) { + var msgs = []; + + for (var i = 0, l = payload.length; i < l; i++) { + msgs.push(io.parser.encodePacket(payload[i])); + } + + this.send(io.parser.encodePayload(msgs)); + }; + + /** + * Send data to the Socket.IO server. + * + * @param data The message + * @returns {Transport} + * @api public + */ + + XHR.prototype.send = function (data) { + this.post(data); + return this; + }; + + /** + * Posts a encoded message to the Socket.IO server. + * + * @param {String} data A encoded message. + * @api private + */ + + function empty () { }; + + XHR.prototype.post = function (data) { + var self = this; + this.socket.setBuffer(true); + + function stateChange () { + if (this.readyState == 4) { + this.onreadystatechange = empty; + self.posting = false; + + if (this.status == 200){ + self.socket.setBuffer(false); + } else { + self.onClose(); + } + } + } + + function onload () { + this.onload = empty; + self.socket.setBuffer(false); + }; + + this.sendXHR = this.request('POST'); + + if (global.XDomainRequest && this.sendXHR instanceof XDomainRequest) { + this.sendXHR.onload = this.sendXHR.onerror = onload; + } else { + this.sendXHR.onreadystatechange = stateChange; + } + + this.sendXHR.send(data); + }; + + /** + * Disconnects the established `XHR` connection. + * + * @returns {Transport} + * @api public + */ + + XHR.prototype.close = function () { + this.onClose(); + return this; + }; + + /** + * Generates a configured XHR request + * + * @param {String} url The url that needs to be requested. + * @param {String} method The method the request should use. + * @returns {XMLHttpRequest} + * @api private + */ + + XHR.prototype.request = function (method) { + var req = io.util.request(this.socket.isXDomain()) + , query = io.util.query(this.socket.options.query, 't=' + +new Date); + + req.open(method || 'GET', this.prepareUrl() + query, true); + + if (method == 'POST') { + try { + if (req.setRequestHeader) { + req.setRequestHeader('Content-type', 'text/plain;charset=UTF-8'); + } else { + // XDomainRequest + req.contentType = 'text/plain'; + } + } catch (e) {} + } + + return req; + }; + + /** + * Returns the scheme to use for the transport URLs. + * + * @api private + */ + + XHR.prototype.scheme = function () { + return this.socket.options.secure ? 'https' : 'http'; + }; + + /** + * Check if the XHR transports are supported + * + * @param {Boolean} xdomain Check if we support cross domain requests. + * @returns {Boolean} + * @api public + */ + + XHR.check = function (socket, xdomain) { + try { + var request = io.util.request(xdomain), + usesXDomReq = (global.XDomainRequest && request instanceof XDomainRequest), + socketProtocol = (socket && socket.options && socket.options.secure ? 'https:' : 'http:'), + isXProtocol = (global.location && socketProtocol != global.location.protocol); + if (request && !(usesXDomReq && isXProtocol)) { + return true; + } + } catch(e) {} + + return false; + }; + + /** + * Check if the XHR transport supports cross domain requests. + * + * @returns {Boolean} + * @api public + */ + + XHR.xdomainCheck = function (socket) { + return XHR.check(socket, true); + }; + + })( + 'undefined' != typeof io ? io.Transport : module.exports + , 'undefined' != typeof io ? io : module.parent.exports + , global + ); + /** + * socket.io + * Copyright(c) 2011 LearnBoost <dev@learnboost.com> + * MIT Licensed + */ + + (function (exports, io) { + + /** + * Expose constructor. + */ + + exports.htmlfile = HTMLFile; + + /** + * The HTMLFile transport creates a `forever iframe` based transport + * for Internet Explorer. Regular forever iframe implementations will + * continuously trigger the browsers buzy indicators. If the forever iframe + * is created inside a `htmlfile` these indicators will not be trigged. + * + * @constructor + * @extends {io.Transport.XHR} + * @api public + */ + + function HTMLFile (socket) { + io.Transport.XHR.apply(this, arguments); + }; + + /** + * Inherits from XHR transport. + */ + + io.util.inherit(HTMLFile, io.Transport.XHR); + + /** + * Transport name + * + * @api public + */ + + HTMLFile.prototype.name = 'htmlfile'; + + /** + * Creates a new Ac...eX `htmlfile` with a forever loading iframe + * that can be used to listen to messages. Inside the generated + * `htmlfile` a reference will be made to the HTMLFile transport. + * + * @api private + */ + + HTMLFile.prototype.get = function () { + this.doc = new window[(['Active'].concat('Object').join('X'))]('htmlfile'); + this.doc.open(); + this.doc.write('<html></html>'); + this.doc.close(); + this.doc.parentWindow.s = this; + + var iframeC = this.doc.createElement('div'); + iframeC.className = 'socketio'; + + this.doc.body.appendChild(iframeC); + this.iframe = this.doc.createElement('iframe'); + + iframeC.appendChild(this.iframe); + + var self = this + , query = io.util.query(this.socket.options.query, 't='+ +new Date); + + this.iframe.src = this.prepareUrl() + query; + + io.util.on(window, 'unload', function () { + self.destroy(); + }); + }; + + /** + * The Socket.IO server will write script tags inside the forever + * iframe, this function will be used as callback for the incoming + * information. + * + * @param {String} data The message + * @param {document} doc Reference to the context + * @api private + */ + + HTMLFile.prototype._ = function (data, doc) { + this.onData(data); + try { + var script = doc.getElementsByTagName('script')[0]; + script.parentNode.removeChild(script); + } catch (e) { } + }; + + /** + * Destroy the established connection, iframe and `htmlfile`. + * And calls the `CollectGarbage` function of Internet Explorer + * to release the memory. + * + * @api private + */ + + HTMLFile.prototype.destroy = function () { + if (this.iframe){ + try { + this.iframe.src = 'about:blank'; + } catch(e){} + + this.doc = null; + this.iframe.parentNode.removeChild(this.iframe); + this.iframe = null; + + CollectGarbage(); + } + }; + + /** + * Disconnects the established connection. + * + * @returns {Transport} Chaining. + * @api public + */ + + HTMLFile.prototype.close = function () { + this.destroy(); + return io.Transport.XHR.prototype.close.call(this); + }; + + /** + * Checks if the browser supports this transport. The browser + * must have an `Ac...eXObject` implementation. + * + * @return {Boolean} + * @api public + */ + + HTMLFile.check = function (socket) { + if (typeof window != "undefined" && (['Active'].concat('Object').join('X')) in window){ + try { + var a = new window[(['Active'].concat('Object').join('X'))]('htmlfile'); + return a && io.Transport.XHR.check(socket); + } catch(e){} + } + return false; + }; + + /** + * Check if cross domain requests are supported. + * + * @returns {Boolean} + * @api public + */ + + HTMLFile.xdomainCheck = function () { + // we can probably do handling for sub-domains, we should + // test that it's cross domain but a subdomain here + return false; + }; + + /** + * Add the transport to your public io.transports array. + * + * @api private + */ + + io.transports.push('htmlfile'); + + })( + 'undefined' != typeof io ? io.Transport : module.exports + , 'undefined' != typeof io ? io : module.parent.exports + ); + + /** + * socket.io + * Copyright(c) 2011 LearnBoost <dev@learnboost.com> + * MIT Licensed + */ + + (function (exports, io, global) { + + /** + * Expose constructor. + */ + + exports['xhr-polling'] = XHRPolling; + + /** + * The XHR-polling transport uses long polling XHR requests to create a + * "persistent" connection with the server. + * + * @constructor + * @api public + */ + + function XHRPolling () { + io.Transport.XHR.apply(this, arguments); + }; + + /** + * Inherits from XHR transport. + */ + + io.util.inherit(XHRPolling, io.Transport.XHR); + + /** + * Merge the properties from XHR transport + */ + + io.util.merge(XHRPolling, io.Transport.XHR); + + /** + * Transport name + * + * @api public + */ + + XHRPolling.prototype.name = 'xhr-polling'; + + /** + * Indicates whether heartbeats is enabled for this transport + * + * @api private + */ + + XHRPolling.prototype.heartbeats = function () { + return false; + }; + + /** + * Establish a connection, for iPhone and Android this will be done once the page + * is loaded. + * + * @returns {Transport} Chaining. + * @api public + */ + + XHRPolling.prototype.open = function () { + var self = this; + + io.Transport.XHR.prototype.open.call(self); + return false; + }; + + /** + * Starts a XHR request to wait for incoming messages. + * + * @api private + */ + + function empty () {}; + + XHRPolling.prototype.get = function () { + if (!this.isOpen) return; + + var self = this; + + function stateChange () { + if (this.readyState == 4) { + this.onreadystatechange = empty; + + if (this.status == 200) { + self.onData(this.responseText); + self.get(); + } else { + self.onClose(); + } + } + }; + + function onload () { + this.onload = empty; + this.onerror = empty; + self.retryCounter = 1; + self.onData(this.responseText); + self.get(); + }; + + function onerror () { + self.retryCounter ++; + if(!self.retryCounter || self.retryCounter > 3) { + self.onClose(); + } else { + self.get(); + } + }; + + this.xhr = this.request(); + + if (global.XDomainRequest && this.xhr instanceof XDomainRequest) { + this.xhr.onload = onload; + this.xhr.onerror = onerror; + } else { + this.xhr.onreadystatechange = stateChange; + } + + this.xhr.send(null); + }; + + /** + * Handle the unclean close behavior. + * + * @api private + */ + + XHRPolling.prototype.onClose = function () { + io.Transport.XHR.prototype.onClose.call(this); + + if (this.xhr) { + this.xhr.onreadystatechange = this.xhr.onload = this.xhr.onerror = empty; + try { + this.xhr.abort(); + } catch(e){} + this.xhr = null; + } + }; + + /** + * Webkit based browsers show a infinit spinner when you start a XHR request + * before the browsers onload event is called so we need to defer opening of + * the transport until the onload event is called. Wrapping the cb in our + * defer method solve this. + * + * @param {Socket} socket The socket instance that needs a transport + * @param {Function} fn The callback + * @api private + */ + + XHRPolling.prototype.ready = function (socket, fn) { + var self = this; + + io.util.defer(function () { + fn.call(self); + }); + }; + + /** + * Add the transport to your public io.transports array. + * + * @api private + */ + + io.transports.push('xhr-polling'); + + })( + 'undefined' != typeof io ? io.Transport : module.exports + , 'undefined' != typeof io ? io : module.parent.exports + , global + ); + + /** + * socket.io + * Copyright(c) 2011 LearnBoost <dev@learnboost.com> + * MIT Licensed + */ + + (function (exports, io, global) { + /** + * There is a way to hide the loading indicator in Firefox. If you create and + * remove a iframe it will stop showing the current loading indicator. + * Unfortunately we can't feature detect that and UA sniffing is evil. + * + * @api private + */ + + var indicator = global.document && "MozAppearance" in + global.document.documentElement.style; + + /** + * Expose constructor. + */ + + exports['jsonp-polling'] = JSONPPolling; + + /** + * The JSONP transport creates an persistent connection by dynamically + * inserting a script tag in the page. This script tag will receive the + * information of the Socket.IO server. When new information is received + * it creates a new script tag for the new data stream. + * + * @constructor + * @extends {io.Transport.xhr-polling} + * @api public + */ + + function JSONPPolling (socket) { + io.Transport['xhr-polling'].apply(this, arguments); + + this.index = io.j.length; + + var self = this; + + io.j.push(function (msg) { + self._(msg); + }); + }; + + /** + * Inherits from XHR polling transport. + */ + + io.util.inherit(JSONPPolling, io.Transport['xhr-polling']); + + /** + * Transport name + * + * @api public + */ + + JSONPPolling.prototype.name = 'jsonp-polling'; + + /** + * Posts a encoded message to the Socket.IO server using an iframe. + * The iframe is used because script tags can create POST based requests. + * The iframe is positioned outside of the view so the user does not + * notice it's existence. + * + * @param {String} data A encoded message. + * @api private + */ + + JSONPPolling.prototype.post = function (data) { + var self = this + , query = io.util.query( + this.socket.options.query + , 't='+ (+new Date) + '&i=' + this.index + ); + + if (!this.form) { + var form = document.createElement('form') + , area = document.createElement('textarea') + , id = this.iframeId = 'socketio_iframe_' + this.index + , iframe; + + form.className = 'socketio'; + form.style.position = 'absolute'; + form.style.top = '0px'; + form.style.left = '0px'; + form.style.display = 'none'; + form.target = id; + form.method = 'POST'; + form.setAttribute('accept-charset', 'utf-8'); + area.name = 'd'; + form.appendChild(area); + document.body.appendChild(form); + + this.form = form; + this.area = area; + } + + this.form.action = this.prepareUrl() + query; + + function complete () { + initIframe(); + self.socket.setBuffer(false); + }; + + function initIframe () { + if (self.iframe) { + self.form.removeChild(self.iframe); + } + + try { + // ie6 dynamic iframes with target="" support (thanks Chris Lambacher) + iframe = document.createElement('<iframe name="'+ self.iframeId +'">'); + } catch (e) { + iframe = document.createElement('iframe'); + iframe.name = self.iframeId; + } + + iframe.id = self.iframeId; + + self.form.appendChild(iframe); + self.iframe = iframe; + }; + + initIframe(); + + // we temporarily stringify until we figure out how to prevent + // browsers from turning `\n` into `\r\n` in form inputs + this.area.value = io.JSON.stringify(data); + + try { + this.form.submit(); + } catch(e) {} + + if (this.iframe.attachEvent) { + iframe.onreadystatechange = function () { + if (self.iframe.readyState == 'complete') { + complete(); + } + }; + } else { + this.iframe.onload = complete; + } + + this.socket.setBuffer(true); + }; + + /** + * Creates a new JSONP poll that can be used to listen + * for messages from the Socket.IO server. + * + * @api private + */ + + JSONPPolling.prototype.get = function () { + var self = this + , script = document.createElement('script') + , query = io.util.query( + this.socket.options.query + , 't='+ (+new Date) + '&i=' + this.index + ); + + if (this.script) { + this.script.parentNode.removeChild(this.script); + this.script = null; + } + + script.async = true; + script.src = this.prepareUrl() + query; + script.onerror = function () { + self.onClose(); + }; + + var insertAt = document.getElementsByTagName('script')[0]; + insertAt.parentNode.insertBefore(script, insertAt); + this.script = script; + + if (indicator) { + setTimeout(function () { + var iframe = document.createElement('iframe'); + document.body.appendChild(iframe); + document.body.removeChild(iframe); + }, 100); + } + }; + + /** + * Callback function for the incoming message stream from the Socket.IO server. + * + * @param {String} data The message + * @api private + */ + + JSONPPolling.prototype._ = function (msg) { + this.onData(msg); + if (this.isOpen) { + this.get(); + } + return this; + }; + + /** + * The indicator hack only works after onload + * + * @param {Socket} socket The socket instance that needs a transport + * @param {Function} fn The callback + * @api private + */ + + JSONPPolling.prototype.ready = function (socket, fn) { + var self = this; + if (!indicator) return fn.call(this); + + io.util.load(function () { + fn.call(self); + }); + }; + + /** + * Checks if browser supports this transport. + * + * @return {Boolean} + * @api public + */ + + JSONPPolling.check = function () { + return 'document' in global; + }; + + /** + * Check if cross domain requests are supported + * + * @returns {Boolean} + * @api public + */ + + JSONPPolling.xdomainCheck = function () { + return true; + }; + + /** + * Add the transport to your public io.transports array. + * + * @api private + */ + + io.transports.push('jsonp-polling'); + + })( + 'undefined' != typeof io ? io.Transport : module.exports + , 'undefined' != typeof io ? io : module.parent.exports + , global + ); + + if (typeof define === "function" && define.amd) { + define([], function () { return io; }); + } + })(); + + /* Notes + * + * - Continue using prefixed names for now. + * + */ + + var webrtcSupported = true; + + var RTCPeerConnection; + if(window.mozRTCPeerConnection) + RTCPeerConnection = window.mozRTCPeerConnection; + else if(window.webkitRTCPeerConnection) + RTCPeerConnection = window.webkitRTCPeerConnection; + else if(window.RTCPeerConnection) + RTCPeerConnection = window.RTCPeerConnection + else + webrtcSupported = false; + + var RTCSessionDescription; + if(window.mozRTCSessionDescription) + RTCSessionDescription = window.mozRTCSessionDescription; + else if(window.webkitRTCSessionDescription) + RTCSessionDescription = window.webkitRTCSessionDescription; + else if(window.RTCSessionDescription) + RTCSessionDescription = window.RTCSessionDescription + else + webrtcSupported = false; + + var RTCIceCandidate; + if(window.mozRTCIceCandidate) + RTCIceCandidate = window.mozRTCIceCandidate; + else if(window.webkitRTCIceCandidate) + RTCIceCandidate = window.webkitRTCIceCandidate; + else if(window.RTCIceCandidate) + RTCIceCandidate = window.RTCIceCandidate; + else + webrtcSupported = false; + + var getUserMedia; + if(!navigator.getUserMedia) { + if(navigator.mozGetUserMedia) + getUserMedia = navigator.mozGetUserMedia.bind(navigator); + else if(navigator.webkitGetUserMedia) + getUserMedia = navigator.webkitGetUserMedia.bind(navigator); + else + webrtcSupported = false; + } else { + getUserMedia = navigator.getUserMedia.bind(navigator); + } + + // FIXME: browser detection is gross, but I don't see another way to do this + var RTCConnectProtocol; + if(window.mozRTCPeerConnection) { + RTCConnectProtocol = mozRTCConnectProtocol; + } else if(window.webkitRTCPeerConnection) { + RTCConnectProtocol = webkitRTCConnectProtocol; + } else { + webrtcSupported = false; + } + + function callback(object, method, args) { + if(!Array.isArray(args)) + args = [args]; + if(method in object && 'function' === typeof object[method]) { + object[method].apply(object, args); + } + }; + + function fail(object, method, error) { + if (!(error instanceof Error)) + error = new Error(error); + callback(object, method, [error]); + }; + + function defer(queue, object, method, args) { + if(queue) { + queue.push([object, method, args]); + return true; + } else { + return false; + } + }; + + function processDeferredQueue(queue) { + while(queue.length) { + var deferred = queue.shift(); + callback(deferred[0], deferred[1], deferred[2]); + } + }; + + var ONE_SECOND = 1000; // milliseconds + var DEFAULT_CONNECTION_TIMEOUT = 10 * ONE_SECOND; + var DEFAULT_PING_TIMEOUT = 1 * ONE_SECOND; + var RELIABLE_CHANNEL_OPTIONS = { + reliable: false + }; + var UNRELIABLE_CHANNEL_OPTIONS = { + outOfOrderAllowed: true, + maxRetransmitNum: 0, + reliable: false + }; + + function PendingConnectionAbortError(message) { + this.name = "PendingConnectionAbortError"; + this.message = (message || ""); + }; + PendingConnectionAbortError.prototype = Error.prototype; + + function ConnectionFailedError(message) { + this.name = "ConnectionFailedError"; + this.message = (message || ""); + }; + ConnectionFailedError.prototype = Error.prototype; + + var E = { + PendingConnectionAbortError: PendingConnectionAbortError, + ConnectionFailedError: ConnectionFailedError + }; + + function WebSocketBroker(brokerUrl) { + this.brokerUrl = brokerUrl; + this.state = WebSocketBroker.OFFLINE; + + this.onstatechange = null; + this.onreceive = null; + this.onerror = null; + + this.socket = null; + this.route = null; + }; + + // States + WebSocketBroker.OFFLINE = 0x01; + WebSocketBroker.CONNECTING = 0x02; + WebSocketBroker.CONNECTED = 0x04; + // Flags + WebSocketBroker.ROUTED = 0x10; + WebSocketBroker.LISTENING = 0x20; + + WebSocketBroker.prototype.setState = function setState(state, clearFlags) { + var clear = clearFlags ? 0x00 : 0xF0; + this.state &= clear >>> 0; + this.state |= state >>> 0; + callback(this, 'onstatechange', [this.state, (state | (clear & 0x0)) >>> 0]); + }; + WebSocketBroker.prototype.setFlag = function setFlag(flag) { + this.state = (this.state | flag) >>> 0; + callback(this, 'onstatechange', [this.state, flag]) + }; + WebSocketBroker.prototype.clearFlag = function clearFlag(flag) { + flag = (~flag) >>> 0; + this.state = (this.state & flag) >>> 0; + callback(this, 'onstatechange', [this.state, flag]) + }; + WebSocketBroker.prototype.checkState = function checkState(mask) { + return !!(this.state & mask); + }; + WebSocketBroker.prototype.connect = function connect() { + var that = this; + var socket = io.connect(this.brokerUrl + '/peer', { + 'sync disconnect on unload': true // partially fixes 'interrupted while page loading' warning + }); + + socket.on('connecting', function onconnecting() { + that.setState(WebSocketBroker.CONNECTING, true); + }); + + socket.on('connect', function onconnect() { + that.setState(WebSocketBroker.CONNECTED, true); + }); + + socket.on('connect_failed', function onconnect_failed() { + that.setState(WebSocketBroker.OFFLINE, true); + }); + + socket.on('route', function onroute(route) { + that.route = route; + that.setFlag(WebSocketBroker.ROUTED); + }); + + socket.on('disconnect', function ondisconnect() { + that.setState(WebSocketBroker.OFFLINE, true); + }); + + socket.on('error', function onerror(error) { + console.error(error); + fail(that, 'onerror', error); + }); + + socket.on('receive', function onreceive(message) { + var from = message['from']; + var data = message['data']; + callback(that, 'onreceive', [from, data]); + }); + + this.socket = socket; + }; + WebSocketBroker.prototype.disconnect = function disconnect() { + if(this.checkState(WebSocketBroker.CONNECTED)) { + this.socket.disconnect(); + this.setState(WebSocketBroker.OFFLINE, true); + return true; + } else { + return false; + } + }; + WebSocketBroker.prototype.listen = function listen(options) { + var that = this; + if(this.checkState(WebSocketBroker.CONNECTED)) { + this.socket.emit('listen', options, function onresponse(response) { + if(response && response['error']) { + var error = new Error(response['error']); + fail(that, 'onerror', error); + } else { + that.setFlag(WebSocketBroker.LISTENING); + } + }); + } + }; + WebSocketBroker.prototype.ignore = function ignore() { + var that = this; + if(this.checkState(WebSocketBroker.CONNECTED)) { + this.socket.emit('ignore', null, function onresponse(response) { + if(response && response['error']) { + var error = new Error(response['error']); + fail(that, 'onerror', error) + } else { + that.clearFlag(WebSocketBroker.LISTENING); + } + }); + } + }; + WebSocketBroker.prototype.send = function send(to, message) { + var that = this; + if(this.checkState(WebSocketBroker.CONNECTED)) { + this.socket.emit('send', {'to': to, 'data': message}, function onresponse(response) { + if(response && response['error']) { + var error = new Error(response['error']); + fail(that, 'onerror', error) + } + }); + }; + }; + + var dataChannels = { + 'reliable': 'RELIABLE', + 'unreliable': 'UNRELIABLE', + '@control': 'RELIABLE' + }; + var nextDataConnectionPort = 1; + function CommonRTCConnectProtocol() { + // FIXME: these timeouts should be configurable + this.connectionTimeout = 10 * ONE_SECOND; + this.pingTimeout = 1 * ONE_SECOND; + }; + CommonRTCConnectProtocol.prototype.process = function process(message) { + var that = this; + + var type = message['type']; + switch(type) { + case 'ice': + var candidate = JSON.parse(message['candidate']); + if(candidate) + this.handleIce(candidate); + break; + + case 'offer': + that.ports.remote = message['port']; + var offer = { + 'type': 'offer', + 'sdp': message['description'] + }; + this.handleOffer(offer); + break; + + case 'answer': + that.ports.remote = message['port']; + var answer = { + 'type': 'answer', + 'sdp': message['description'] + }; + this.handleAnswer(answer); + break; + + case 'abort': + this.handleAbort(); + break; + + default: + fail(this, 'onerror', 'unknown message'); + } + }; + CommonRTCConnectProtocol.prototype.handleAbort = function handleAbort() { + fail(this, 'onerror', new Error(E.RTCConnectProtocolAbort)); + }; + CommonRTCConnectProtocol.prototype.initialize = function initialize(cb) { + var that = this; + + if(this.peerConnection) + return cb(); + + // FIXME: peer connection servers should be configurable + this.peerConnection = new RTCPeerConnection(this.connectionServers, this.connectionOptions); + this.peerConnection.onicecandidate = function(event) { + var message = { + 'type': 'ice', + 'candidate': JSON.stringify(event.candidate) + }; + callback(that, 'onmessage', message); + }; + this.peerConnection.onaddstream = function(event) { + that.streams['remote'] = event.stream; + }; + this.peerConnection.onstatechange = function(event) { + console.log(event.target.readyState); + }; + + function createStream(useFake) { + useFake = (!useVideo && !useAudio) ? true : useFake; + var useVideo = !!that.options['video']; + var useAudio = !!that.options['audio']; + var mediaOptions = { + video: useVideo, + audio: (!useVideo && !useAudio) ? true : useAudio, + fake: useFake + }; + getUserMedia(mediaOptions, + function(stream) { + that.peerConnection.addStream(stream); + that.streams['local'] = stream; + cb(); + }, + function(error) { + console.error('!', error); + if(!useFake) + createStream(true); + else + fail(that, 'onerror', error); + } + ); + } + + createStream(); + }; + CommonRTCConnectProtocol.prototype.handleIce = function handleIce(candidate) { + var that = this; + + function setIce() { + if(!that.peerConnection.remoteDescription) { + return + } + that.peerConnection.addIceCandidate(new RTCIceCandidate(candidate), + function(error) { + fail(that, 'onerror', error); + } + ); + }; + + this.initialize(setIce); + }; + CommonRTCConnectProtocol.prototype.initiate = function initiate() { + var that = this; + this.initiator = true; + + function createDataChannels() { + var labels = Object.keys(dataChannels); + labels.forEach(function(label) { + var channelOptions = that.channelOptions[dataChannels[label]]; + var channel = that._pending[label] = that.peerConnection.createDataChannel(label, channelOptions); + channel.binaryType = that.options['binaryType']; + channel.onopen = function() { + that.channels[label] = channel; + delete that._pending[label]; + if(Object.keys(that.channels).length === labels.length) { + that.complete = true; + callback(that, 'oncomplete', []); + } + }; + channel.onerror = function(error) { + console.error(error); + fail(that, 'onerror', error); + }; + }); + createOffer(); + }; + + function createOffer() { + that.peerConnection.createOffer(setLocal, + function(error) { + fail(that, 'onerror', error); + } + ); + }; + + function setLocal(description) { + that.peerConnection.setLocalDescription(new RTCSessionDescription(description), complete, + function(error) { + fail(that, 'onerror', error); + } + ); + + function complete() { + var message = { + 'type': 'offer', + 'description': description['sdp'], + 'port': that.ports.local + }; + callback(that, 'onmessage', message); + }; + }; + + this.initialize(createDataChannels); + }; + CommonRTCConnectProtocol.prototype.handleOffer = function handleOffer(offer) { + var that = this; + + function handleDataChannels() { + var labels = Object.keys(dataChannels); + that.peerConnection.ondatachannel = function(event) { + var channel = event.channel; + var label = channel.label; + that._pending[label] = channel; + channel.binaryType = that.options['binaryType']; + channel.onopen = function() { + that.channels[label] = channel; + delete that._pending[label]; + if(Object.keys(that.channels).length === labels.length) { + that.complete = true; + callback(that, 'oncomplete', []); + } + }; + channel.onerror = function(error) { + console.error(error); + fail(that, 'onerror', error); + }; + }; + setRemote(); + }; + + function setRemote() { + that.peerConnection.setRemoteDescription(new RTCSessionDescription(offer), createAnswer, + function(error) { + fail(that, 'onerror', error); + } + ); + }; + + function createAnswer() { + that.peerConnection.createAnswer(setLocal, + function(error) { + fail(that, 'onerror', error); + } + ); + }; + + function setLocal(description) { + that.peerConnection.setLocalDescription(new RTCSessionDescription(description), complete, + function(error) { + fail(that, 'onerror', error); + } + ); + + function complete() { + var message = { + 'type': 'answer', + 'description': description['sdp'], + 'port': that.ports.local + }; + callback(that, 'onmessage', message); + }; + }; + + this.initialize(handleDataChannels); + }; + CommonRTCConnectProtocol.prototype.handleAnswer = function handleAnswer(answer) { + var that = this; + + function setRemote() { + that.peerConnection.setRemoteDescription(new RTCSessionDescription(answer), complete, + function(error) { + fail(that, 'onerror', error); + } + ); + }; + + function complete() { + }; + + this.initialize(setRemote); + }; + + function mozRTCConnectProtocol(options) { + this.options = options; + this.onmessage = null; + this.oncomplete = null; + this.onerror = null; + + this.complete = false; + this.ports = { + local: nextDataConnectionPort ++, + remote: null + }; + this.streams = { + local: null, + remote: null + }; + this.initiator = false; + + this.peerConnection = null; + this.channels = {}; + this._pending = {}; + this.connectionServers = null; + this.connectionOptions = null; + this.channelOptions = { + RELIABLE: { + // defaults + }, + UNRELIABLE: { + outOfOrderAllowed: true, + maxRetransmitNum: 0 + } + }; + }; + mozRTCConnectProtocol.prototype = new CommonRTCConnectProtocol(); + mozRTCConnectProtocol.prototype.constructor = mozRTCConnectProtocol; + + function webkitRTCConnectProtocol(options) { + this.options = options; + this.onmessage = null; + this.oncomplete = null; + this.onerror = null; + + this.complete = false; + this.ports = { + local: nextDataConnectionPort ++, + remote: null + }; + this.streams = { + local: null, + remote: null + }; + this.initiator = false; + + this.peerConnection = null; + this.channels = {}; + this._pending = {}; + this.connectionServers = {iceServers:[{url:'stun:23.21.150.121'}]}; + this.connectionOptions = { + 'optional': [{ 'RtpDataChannels': true }] + }; + this.channelOptions = { + RELIABLE: { + // FIXME: reliable channels do not work in chrome yet + reliable: false + }, + UNRELIABLE: { + reliable: false + } + }; + }; + webkitRTCConnectProtocol.prototype = new CommonRTCConnectProtocol(); + webkitRTCConnectProtocol.prototype.constructor = webkitRTCConnectProtocol; + + // FIXME: this could use a cleanup + var nextConnectionId = 1; + function Connection(options, peerConnection, streams, channels) { + var that = this; + this.id = nextConnectionId ++; + this.streams = streams; + this.connected = false; + this.messageFlag = false; + + this.onmessage = null; + this.ondisconnect = null; + this.onerror = null; + + this.peerConnection = peerConnection; + + // DataChannels + this.channels = channels; + + this.connectionTimer = null; + this.pingTimer = null; + + function handleConnectionTimerExpired() { + if(!that.connected) + return + this.connectionTimer = null; + if(false === that.messageFlag) { + that.channels['@control'].send('ping'); + this.pingTimer = window.setTimeout(handlePingTimerExpired, options['pingTimeout']); + } else { + that.messageFlag = false; + this.connectionTimer = window.setTimeout(handleConnectionTimerExpired, options['connectionTimeout']); + } + }; + function handlePingTimerExpired() { + if(!that.connected) + return + this.pingTimer = null; + if(false === that.messageFlag) { + that.connected = false; + that.close(); + } else { + that.messageFlag = false; + this.connectionTimer = window.setTimeout(handleConnectionTimerExpired, options['connectionTimeout']); + } + }; + + Object.keys(this.channels).forEach(function(label) { + var channel = that.channels[label]; + if(label.match('^@')) // check for internal channels + return; + + channel.onmessage = function onmessage(message) { + that.messageFlag = true; + callback(that, 'onmessage', [label, message]); + }; + }); + this.channels['@control'].onmessage = function onmessage(message) { + that.messageFlag = true; + if(that.connected) { + var data = message.data; + if('ping' === data) { + that.channels['@control'].send('pong'); + } else if('pong' === data) { + // ok + } else if('quit' === data) { + that.close(); + } + } + }; + + this.connected = true; + this.connectionTimer = window.setTimeout(handleConnectionTimerExpired, options['connectionTimeout']); + }; + Connection.prototype.close = function close() { + console.log('close connection'); + if(this.connected) { + this.channels['@control'].send('quit'); + } + this.connected = false; + this.peerConnection.close(); + if(this.connectionTimer) { + window.clearInterval(this.connectionTimer); + this.connectionTimer = null; + } + if(this.pingTimer) { + window.clearInterval(this.pingTimer); + this.pingTimer = null; + } + this.peerConnection = null; + callback(this, 'ondisconnect', []); + }; + Connection.prototype.send = function send(label, message) { + this.channels[label].send(message); + }; + + function PendingConnection(route, incoming) { + this.route = route; + this.incoming = incoming; + this.proceed = true; + }; + PendingConnection.prototype.accept = function accept() { + this.proceed = true; + }; + PendingConnection.prototype.reject = function reject() { + this.proceed = false; + }; + + function Peer(brokerUrl, options) { + if(!webrtcSupported) + throw new Error("WebRTC not supported"); + + var that = this; + this.brokerUrl = brokerUrl; + this.options = options = options || {}; + options['binaryType'] = options['binaryType'] || 'arraybuffer'; + options['connectionTimeout'] = options['connectionTimeout'] || 10 * ONE_SECOND; + options['pingTimeout'] = options['pingTimeout'] || 1 * ONE_SECOND; + + this.onconnection = null; + this.onpending = null; + this.onroute = null; + this.onerror = null; + + this.broker = new WebSocketBroker(brokerUrl); + this.broker.onerror = function(error) { + fail(that, 'onerror', error); + }; + this.pending = {}; + + this.queues = { + connected: [], + listening: [] + }; + + this.broker.onstatechange = function onstatechange(state, mask) { + if(that.queues.connected.length && that.broker.checkState(WebSocketBroker.ROUTED)) { + processDeferredQueue(that.queues.connected); + if(that.queues.listening.length && that.broker.checkState(WebSocketBroker.LISTENING)) { + processDeferredQueue(that.queues.listening); + } + } + if(mask & WebSocketBroker.ROUTED) { + callback(that, 'onroute', that.broker.route); + } + }; + + this.broker.onreceive = function onreceive(from, message) { + var handshake; + if(!that.pending.hasOwnProperty(from)) { + if(!that.broker.checkState(WebSocketBroker.LISTENING)) { + return; + } + + var pendingConnection = new PendingConnection(from, /*incoming*/ true); + callback(that, 'onpending', [pendingConnection]); + if(!pendingConnection['proceed']) + return; + + var handshake = that.pending[from] = new RTCConnectProtocol(that.options); + handshake.oncomplete = function() { + var connection = new Connection(that.options, handshake.peerConnection, handshake.streams, handshake.channels); + connection['route'] = from; + delete that.pending[from]; + callback(that, 'onconnection', [connection]); + }; + handshake.onmessage = function(message) { + that.broker.send(from, message); + }; + handshake.onerror = function(error) { + delete that.pending[from]; + callback(that, 'onerror', [error]); + }; + } else { + handshake = that.pending[from]; + } + handshake.process(message); + }; + + this.broker.connect(); + }; + Peer.prototype.listen = function listen(options) { + if(!this.broker.checkState(WebSocketBroker.ROUTED)) + return defer(this.queues.connected, this, 'listen', [options]); + + options = options || {}; + options['url'] = options['url'] || window.location.toString(); + options['listed'] = (undefined !== options['listed']) ? options['listed'] : true; + options['metadata'] = options['metadata'] || {}; + + this.broker.listen(options); + }; + Peer.prototype.ignore = function ignore() { + throw new Error('not implemented'); + }; + Peer.prototype.connect = function connect(route) { + if(!this.broker.checkState(WebSocketBroker.ROUTED)) + return defer(this.queues.connected, this, 'connect', [route]); + + var that = this; + + if(this.pending.hasOwnProperty(route)) + throw new Error('already connecting to this host'); // FIXME: we can handle this better + + var pendingConnection = new PendingConnection(route, /*incoming*/ false); + callback(that, 'onpending', [pendingConnection]); + if(!pendingConnection['proceed']) + return; + + var handshake = this.pending[route] = new RTCConnectProtocol(this.options); + handshake.oncomplete = function() { + var connection = new Connection(this.options, handshake.peerConnection, handshake.streams, handshake.channels); + connection['route'] = route; + delete that.pending[route]; + callback(that, 'onconnection', [connection]); + }; + handshake.onmessage = function(message) { + that.broker.send(route, message); + }; + handshake.onerror = function(error) { + delete that.pending[route]; + fail(that, 'onerror', error); + }; + + handshake.initiate(); + }; + Peer.prototype.close = function close() { + this.broker.disconnect(); + }; + Peer.E = E; + + return Peer; + +}); +})(typeof define == 'function' && define.amd +? define +: function (deps, factory) { typeof exports === 'object' +? (module.exports = factory()) +: (this.Peer = factory()); +}, +// Boilerplate for AMD, Node, and browser global +this +);
\ No newline at end of file diff --git a/tests/sockets/p2p/package.json b/tests/sockets/p2p/package.json new file mode 100644 index 00000000..e94eef45 --- /dev/null +++ b/tests/sockets/p2p/package.json @@ -0,0 +1,17 @@ +{ + "name": "p2p", + "version": "0.0.1-21", + "private": true, + "scripts": { + "start": "node broker/p2p-broker.js" + }, + "dependencies": { + "lodash": "~1.0.1", + "socket.io": "~0.9.13" + }, + "engines": { + "node": "0.8.x", + "npm": "1.1.x" + }, + "subdomain": "wrtcb" +} diff --git a/tests/sockets/webrtc_host.c b/tests/sockets/webrtc_host.c index e482d4ae..38adb0f2 100644 --- a/tests/sockets/webrtc_host.c +++ b/tests/sockets/webrtc_host.c @@ -22,7 +22,7 @@ char buf[BUFLEN]; char expected[] = "emscripten"; struct sockaddr_in si_host, si_peer; -struct iovec iov[1]; +struct iovec iov[1]; struct msghdr hdr; int done = 0; @@ -38,7 +38,10 @@ void iter() { close(sock); #ifdef __EMSCRIPTEN__ - int result = 1; + if(strlen((char*)hdr.msg_iov[0].iov_base) == strlen(expected) && + 0 == strncmp((char*)hdr.msg_iov[0].iov_base, expected, strlen(expected))) { + result = 1; + } REPORT_RESULT(); exit(EXIT_SUCCESS); emscripten_cancel_main_loop(); @@ -68,10 +71,10 @@ int main(void) perror("cannot bind host socket"); exit(EXIT_FAILURE); } - + iov[0].iov_base = buf; iov[0].iov_len = sizeof(buf); - + memset (&hdr, 0, sizeof (struct msghdr)); hdr.msg_name = &si_peer; diff --git a/tests/sockets/webrtc_peer.c b/tests/sockets/webrtc_peer.c index 327782d6..7b5f3a8a 100644 --- a/tests/sockets/webrtc_peer.c +++ b/tests/sockets/webrtc_peer.c @@ -46,7 +46,7 @@ void iter() { } int main(void) -{ +{ memset(&si_host, 0, sizeof(struct sockaddr_in)); si_host.sin_family = AF_INET; @@ -63,7 +63,7 @@ int main(void) iov[0].iov_base = buf; iov[0].iov_len = sizeof(buf); - + memset (&hdr, 0, sizeof (struct msghdr)); hdr.msg_name = &si_host; diff --git a/tests/test_benchmark.py b/tests/test_benchmark.py index 2bc34c60..4c39a764 100644 --- a/tests/test_benchmark.py +++ b/tests/test_benchmark.py @@ -20,9 +20,10 @@ class Benchmarker: def __init__(self, name): self.name = name - def bench(self, args, output_parser=None): + def bench(self, args, output_parser=None, reps=TEST_REPS): self.times = [] - for i in range(TEST_REPS): + self.reps = reps + for i in range(reps): start = time.time() output = self.run(args) if not output_parser: @@ -41,7 +42,7 @@ class Benchmarker: sorted_times.sort() median = sum(sorted_times[len(sorted_times)/2 - 1:len(sorted_times)/2 + 1])/2 - print ' %10s: mean: %4.3f (+-%4.3f) secs median: %4.3f range: %4.3f-%4.3f (noise: %4.3f%%) (%d runs)' % (self.name, mean, std, median, min(self.times), max(self.times), 100*std/mean, TEST_REPS), + print ' %10s: mean: %4.3f (+-%4.3f) secs median: %4.3f range: %4.3f-%4.3f (noise: %4.3f%%) (%d runs)' % (self.name, mean, std, median, min(self.times), max(self.times), 100*std/mean, self.reps), if baseline: mean_baseline = sum(baseline.times)/len(baseline.times) @@ -130,6 +131,7 @@ try: #NativeBenchmarker('clang-3.4', os.path.join(LLVM_3_4, 'clang'), os.path.join(LLVM_3_4, 'clang++')), #NativeBenchmarker('gcc', 'gcc', 'g++'), JSBenchmarker('sm-f32', SPIDERMONKEY_ENGINE, ['-s', 'PRECISE_F32=2']), + #JSBenchmarker('sm-f32-si', SPIDERMONKEY_ENGINE, ['-profiling', '-s', 'PRECISE_F32=2', '-s', 'SIMPLIFY_IFS=1']), #JSBenchmarker('sm-f32-aggro', SPIDERMONKEY_ENGINE, ['-s', 'PRECISE_F32=2', '-s', 'AGGRESSIVE_VARIABLE_ELIMINATION=1']), #JSBenchmarker('sm-f32-3.2', SPIDERMONKEY_ENGINE, ['-s', 'PRECISE_F32=2'], env={ 'LLVM': LLVM_3_2 }), #JSBenchmarker('sm-f32-3.3', SPIDERMONKEY_ENGINE, ['-s', 'PRECISE_F32=2'], env={ 'LLVM': LLVM_3_3 }), @@ -192,7 +194,7 @@ class benchmark(RunnerCore): print for b in benchmarkers: b.build(self, filename, args, shared_args, emcc_args, native_args, native_exec, lib_builder) - b.bench(args, output_parser) + b.bench(args, output_parser, reps) b.display(benchmarkers[0]) def test_primes(self): @@ -361,6 +363,51 @@ class benchmark(RunnerCore): ''' self.do_benchmark('copy', src, 'sum:') + def test_ifs(self): + src = r''' + #include <stdio.h> + #include <stdlib.h> + + volatile int x = 0; + + __attribute__ ((noinline)) int calc() { + return (x++) & 16384; + } + + int main(int argc, char *argv[]) { + int arg = argc > 1 ? argv[1][0] - '0' : 3; + switch(arg) { + case 0: return 0; break; + case 1: arg = 75; break; + case 2: arg = 625; break; + case 3: arg = 1250; break; + case 4: arg = 5*1250; break; + case 5: arg = 10*1250; break; + default: printf("error: %d\\n", arg); return -1; + } + + int sum = 0; + + for (int j = 0; j < 27000; j++) { + for (int i = 0; i < arg; i++) { + if (calc() && calc()) { + sum += 17; + } else { + sum += 19; + } + if (calc() || calc()) { + sum += 23; + } + } + } + + printf("ok\n"); + + return sum; + } + ''' + self.do_benchmark('ifs', src, 'ok', reps=TEST_REPS*5) + def test_fannkuch(self): src = open(path_from_root('tests', 'fannkuch.cpp'), 'r').read().replace( 'int n = argc > 1 ? atoi(argv[1]) : 0;', diff --git a/tests/test_browser.py b/tests/test_browser.py index dfb1ef69..f0343669 100644 --- a/tests/test_browser.py +++ b/tests/test_browser.py @@ -51,23 +51,6 @@ def test_chunked_synchronous_xhr_server(support_byte_ranges, chunkSize, data, ch httpd.handle_request() class browser(BrowserCore): - @staticmethod - def audio(): - print - print 'Running the browser audio tests. Make sure to listen to hear the correct results!' - print - audio_test_cases = [ - 'test_sdl_audio', - 'test_sdl_audio_mix_channels', - 'test_sdl_audio_mix', - 'test_sdl_audio_quickload', - 'test_sdl_audio_beeps', - 'test_openal_playback', - 'test_openal_buffers', - 'test_freealut' - ] - return unittest.TestSuite(map(browser, audio_test_cases)) - @classmethod def setUpClass(self): super(browser, self).setUpClass() @@ -1130,47 +1113,6 @@ keydown(100);keyup(100); // trigger the end ''') self.btest('sdl_pumpevents.c', expected='7', args=['--pre-js', 'pre.js']) - def test_sdl_audio(self): - shutil.copyfile(path_from_root('tests', 'sounds', 'alarmvictory_1.ogg'), os.path.join(self.get_dir(), 'sound.ogg')) - shutil.copyfile(path_from_root('tests', 'sounds', 'alarmcreatemiltaryfoot_1.wav'), os.path.join(self.get_dir(), 'sound2.wav')) - shutil.copyfile(path_from_root('tests', 'sounds', 'noise.ogg'), os.path.join(self.get_dir(), 'noise.ogg')) - shutil.copyfile(path_from_root('tests', 'sounds', 'the_entertainer.ogg'), os.path.join(self.get_dir(), 'the_entertainer.ogg')) - open(os.path.join(self.get_dir(), 'bad.ogg'), 'w').write('I claim to be audio, but am lying') - open(os.path.join(self.get_dir(), 'sdl_audio.c'), 'w').write(self.with_report_result(open(path_from_root('tests', 'sdl_audio.c')).read())) - - # use closure to check for a possible bug with closure minifying away newer Audio() attributes - Popen([PYTHON, EMCC, '-O2', '--closure', '1', '--minify', '0', os.path.join(self.get_dir(), 'sdl_audio.c'), '--preload-file', 'sound.ogg', '--preload-file', 'sound2.wav', '--embed-file', 'the_entertainer.ogg', '--preload-file', 'noise.ogg', '--preload-file', 'bad.ogg', '-o', 'page.html', '-s', 'EXPORTED_FUNCTIONS=["_main", "_play", "_play2"]']).communicate() - self.run_browser('page.html', '', '/report_result?1') - - def test_sdl_audio_mix_channels(self): - shutil.copyfile(path_from_root('tests', 'sounds', 'noise.ogg'), os.path.join(self.get_dir(), 'sound.ogg')) - open(os.path.join(self.get_dir(), 'sdl_audio_mix_channels.c'), 'w').write(self.with_report_result(open(path_from_root('tests', 'sdl_audio_mix_channels.c')).read())) - - Popen([PYTHON, EMCC, '-O2', '--minify', '0', os.path.join(self.get_dir(), 'sdl_audio_mix_channels.c'), '--preload-file', 'sound.ogg', '-o', 'page.html']).communicate() - self.run_browser('page.html', '', '/report_result?1') - - def test_sdl_audio_mix(self): - shutil.copyfile(path_from_root('tests', 'sounds', 'pluck.ogg'), os.path.join(self.get_dir(), 'sound.ogg')) - shutil.copyfile(path_from_root('tests', 'sounds', 'the_entertainer.ogg'), os.path.join(self.get_dir(), 'music.ogg')) - shutil.copyfile(path_from_root('tests', 'sounds', 'noise.ogg'), os.path.join(self.get_dir(), 'noise.ogg')) - open(os.path.join(self.get_dir(), 'sdl_audio_mix.c'), 'w').write(self.with_report_result(open(path_from_root('tests', 'sdl_audio_mix.c')).read())) - - Popen([PYTHON, EMCC, '-O2', '--minify', '0', os.path.join(self.get_dir(), 'sdl_audio_mix.c'), '--preload-file', 'sound.ogg', '--preload-file', 'music.ogg', '--preload-file', 'noise.ogg', '-o', 'page.html']).communicate() - self.run_browser('page.html', '', '/report_result?1') - - def test_sdl_audio_quickload(self): - open(os.path.join(self.get_dir(), 'sdl_audio_quickload.c'), 'w').write(self.with_report_result(open(path_from_root('tests', 'sdl_audio_quickload.c')).read())) - - Popen([PYTHON, EMCC, '-O2', '--minify', '0', os.path.join(self.get_dir(), 'sdl_audio_quickload.c'), '-o', 'page.html', '-s', 'EXPORTED_FUNCTIONS=["_main", "_play"]']).communicate() - self.run_browser('page.html', '', '/report_result?1') - - def test_sdl_audio_beeps(self): - open(os.path.join(self.get_dir(), 'sdl_audio_beep.cpp'), 'w').write(self.with_report_result(open(path_from_root('tests', 'sdl_audio_beep.cpp')).read())) - - # use closure to check for a possible bug with closure minifying away newer Audio() attributes - Popen([PYTHON, EMCC, '-O2', '--closure', '1', '--minify', '0', os.path.join(self.get_dir(), 'sdl_audio_beep.cpp'), '-s', 'DISABLE_EXCEPTION_CATCHING=0', '-o', 'page.html']).communicate() - self.run_browser('page.html', '', '/report_result?1') - def test_sdl_canvas_size(self): self.btest('sdl_canvas_size.c', reference='screenshot-gray-purple.png', reference_slack=1, args=['-O2', '--minify', '0', '--shell-file', path_from_root('tests', 'sdl_canvas_size.html'), '--preload-file', path_from_root('tests', 'screenshot.png') + '@/', '-s', 'LEGACY_GL_EMULATION=1'], @@ -1236,17 +1178,6 @@ keydown(100);keyup(100); // trigger the end args=['--preload-file', 'screenshot.png', '-s', 'LEGACY_GL_EMULATION=1'], message='You should see an image with fog.') - def test_openal_playback(self): - shutil.copyfile(path_from_root('tests', 'sounds', 'audio.wav'), os.path.join(self.get_dir(), 'audio.wav')) - open(os.path.join(self.get_dir(), 'openal_playback.cpp'), 'w').write(self.with_report_result(open(path_from_root('tests', 'openal_playback.cpp')).read())) - - Popen([PYTHON, EMCC, '-O2', os.path.join(self.get_dir(), 'openal_playback.cpp'), '--preload-file', 'audio.wav', '-o', 'page.html']).communicate() - self.run_browser('page.html', '', '/report_result?1') - - def test_openal_buffers(self): - shutil.copyfile(path_from_root('tests', 'sounds', 'the_entertainer.wav'), os.path.join(self.get_dir(), 'the_entertainer.wav')) - self.btest('openal_buffers.c', '0', args=['--preload-file', 'the_entertainer.wav'],) - def test_glfw(self): self.btest('glfw.c', '1', args=['-s', 'LEGACY_GL_EMULATION=1']) @@ -1262,19 +1193,6 @@ keydown(100);keyup(100); // trigger the end Popen([PYTHON, EMCC, '-O2', os.path.join(self.get_dir(), 'test_egl_width_height.c'), '-o', 'page.html']).communicate() self.run_browser('page.html', 'Should print "(300, 150)" -- the size of the canvas in pixels', '/report_result?1') - def get_freealut_library(self): - if WINDOWS and Building.which('cmake'): - return self.get_library('freealut', os.path.join('hello_world.bc'), configure=['cmake', '.'], configure_args=['-DBUILD_TESTS=ON']) - else: - return self.get_library('freealut', os.path.join('examples', '.libs', 'hello_world.bc'), make_args=['EXEEXT=.bc']) - - def test_freealut(self): - programs = self.get_freealut_library() - for program in programs: - assert os.path.exists(program) - Popen([PYTHON, EMCC, '-O2', program, '-o', 'page.html']).communicate() - self.run_browser('page.html', 'You should hear "Hello World!"') - def test_worker(self): # Test running in a web worker open('file.dat', 'w').write('data for worker') @@ -1752,6 +1670,23 @@ void *getBindBuffer() { for mem in [0, 1]: self.btest('pre_run_deps.cpp', expected='10', args=['--pre-js', 'pre.js', '--memory-init-file', str(mem)]) + def test_mem_init(self): + open(os.path.join(self.get_dir(), 'pre.js'), 'w').write(''' + function myJSCallback() { // called from main() + Module._note(1); + } + Module.preRun = function() { + addOnPreMain(function() { + Module._note(2); + }); + }; + ''') + open(os.path.join(self.get_dir(), 'post.js'), 'w').write(''' + Module._note(4); // this happens too early! and is overwritten when the mem init arrives + ''') + + self.btest('mem_init.cpp', expected='3', args=['--pre-js', 'pre.js', '--post-js', 'post.js', '--memory-init-file', '1']) + def test_worker_api(self): Popen([PYTHON, EMCC, path_from_root('tests', 'worker_api_worker.cpp'), '-o', 'worker.js', '-s', 'BUILD_AS_WORKER=1', '-s', 'EXPORTED_FUNCTIONS=["_one"]']).communicate() self.btest('worker_api_main.cpp', expected='566') @@ -1851,10 +1786,14 @@ Module["preRun"].push(function () { self.btest('doublestart.c', args=['--pre-js', 'pre.js', '-o', 'test.html'], expected='1') def test_html5(self): - self.btest(path_from_root('tests', 'test_html5.c'), expected='0') - - def test_html5_fullscreen(self): - self.btest(path_from_root('tests', 'test_html5_fullscreen.c'), expected='0') + for opts in [[], ['-O2', '-g1', '--closure', '1']]: + print opts + self.btest(path_from_root('tests', 'test_html5.c'), args=opts, expected='0') + + def test_html5_mouse(self): + for opts in [[], ['-O2', '-g1', '--closure', '1']]: + print opts + self.btest(path_from_root('tests', 'test_html5_mouse.c'), args=opts + ['-DAUTOMATE_SUCCESS=1'], expected='0') def test_codemods(self): for opt_level in [0, 2]: diff --git a/tests/test_core.py b/tests/test_core.py index 5c34d47e..a954e312 100644 --- a/tests/test_core.py +++ b/tests/test_core.py @@ -1938,7 +1938,7 @@ def process(filename): def test_emscripten_get_now(self): if Settings.USE_TYPED_ARRAYS != 2: return self.skip('requires ta2') - if self.run_name == 'o2': + if self.run_name == 'slow2asm': self.emcc_args += ['--closure', '1'] # Use closure here for some additional coverage self.do_run(open(path_from_root('tests', 'emscripten_get_now.cpp')).read(), 'Timer resolution is good.') diff --git a/tests/test_html5_fullscreen.c b/tests/test_html5_fullscreen.c index 9a284b09..54b834bd 100644 --- a/tests/test_html5_fullscreen.c +++ b/tests/test_html5_fullscreen.c @@ -3,7 +3,6 @@ #include <string.h> #include <emscripten/html5.h> -#ifdef REPORT_RESULT void report_result(int result) { if (result == 0) { @@ -11,9 +10,10 @@ void report_result(int result) } else { printf("Test failed!\n"); } +#ifdef REPORT_RESULT REPORT_RESULT(); -} #endif +} static inline const char *emscripten_event_type_to_string(int eventType) { const char *events[] = { "(invalid)", "(none)", "keypress", "keydown", "keyup", "click", "mousedown", "mouseup", "dblclick", "mousemove", "wheel", "resize", @@ -90,6 +90,11 @@ EM_BOOL fullscreenchange_callback(int eventType, const EmscriptenFullscreenChang return 0; } +EM_BOOL mouse_callback(int eventType, const EmscriptenMouseEvent *e, void *userData) +{ + return 0; +} + int main() { EMSCRIPTEN_RESULT ret = emscripten_set_keypress_callback(0, 0, 1, key_callback); @@ -98,7 +103,21 @@ int main() ret = emscripten_set_fullscreenchange_callback(0, 0, 1, fullscreenchange_callback); TEST_RESULT(emscripten_set_fullscreenchange_callback); + // For Internet Explorer, fullscreen and pointer lock requests cannot be run + // from inside keyboard event handlers. Therefore we must register a callback to + // mouse events (any other than mousedown) to activate deferred fullscreen/pointerlock + // requests to occur for IE. The callback itself can be a no-op. + ret = emscripten_set_click_callback(0, 0, 1, mouse_callback); + TEST_RESULT(emscripten_set_click_callback); + ret = emscripten_set_mousedown_callback(0, 0, 1, mouse_callback); + TEST_RESULT(emscripten_set_mousedown_callback); + ret = emscripten_set_mouseup_callback(0, 0, 1, mouse_callback); + TEST_RESULT(emscripten_set_mouseup_callback); + ret = emscripten_set_dblclick_callback(0, 0, 1, mouse_callback); + TEST_RESULT(emscripten_set_dblclick_callback); + printf("To finish this test, press f to enter fullscreen mode, and then exit it.\n"); + printf("On IE, press a mouse key over the canvas after pressing f to activate the fullscreen request event.\n"); /* For the events to function, one must either call emscripten_set_main_loop or enable Module.noExitRuntime by some other means. Otherwise the application will exit after leaving main(), and the atexit handlers will clean up all event hooks (by design). */ diff --git a/tests/test_html5_mouse.c b/tests/test_html5_mouse.c new file mode 100644 index 00000000..f087a62b --- /dev/null +++ b/tests/test_html5_mouse.c @@ -0,0 +1,159 @@ +#include <stdio.h> +#include <emscripten.h> +#include <string.h> +#include <emscripten/html5.h> + +void report_result(int result) +{ + if (result == 0) { + printf("Test successful!\n"); + } else { + printf("Test failed!\n"); + } +#ifdef REPORT_RESULT + REPORT_RESULT(); +#endif +} + +static inline const char *emscripten_event_type_to_string(int eventType) { + const char *events[] = { "(invalid)", "(none)", "keypress", "keydown", "keyup", "click", "mousedown", "mouseup", "dblclick", "mousemove", "wheel", "resize", + "scroll", "blur", "focus", "focusin", "focusout", "deviceorientation", "devicemotion", "orientationchange", "fullscreenchange", "pointerlockchange", + "visibilitychange", "touchstart", "touchend", "touchmove", "touchcancel", "gamepadconnected", "gamepaddisconnected", "beforeunload", + "batterychargingchange", "batterylevelchange", "webglcontextlost", "webglcontextrestored", "(invalid)" }; + ++eventType; + if (eventType < 0) eventType = 0; + if (eventType >= sizeof(events)/sizeof(events[0])) eventType = sizeof(events)/sizeof(events[0])-1; + return events[eventType]; +} + +const char *emscripten_result_to_string(EMSCRIPTEN_RESULT result) { + if (result == EMSCRIPTEN_RESULT_SUCCESS) return "EMSCRIPTEN_RESULT_SUCCESS"; + if (result == EMSCRIPTEN_RESULT_DEFERRED) return "EMSCRIPTEN_RESULT_DEFERRED"; + if (result == EMSCRIPTEN_RESULT_NOT_SUPPORTED) return "EMSCRIPTEN_RESULT_NOT_SUPPORTED"; + if (result == EMSCRIPTEN_RESULT_FAILED_NOT_DEFERRED) return "EMSCRIPTEN_RESULT_FAILED_NOT_DEFERRED"; + if (result == EMSCRIPTEN_RESULT_INVALID_TARGET) return "EMSCRIPTEN_RESULT_INVALID_TARGET"; + if (result == EMSCRIPTEN_RESULT_UNKNOWN_TARGET) return "EMSCRIPTEN_RESULT_UNKNOWN_TARGET"; + if (result == EMSCRIPTEN_RESULT_INVALID_PARAM) return "EMSCRIPTEN_RESULT_INVALID_PARAM"; + if (result == EMSCRIPTEN_RESULT_FAILED) return "EMSCRIPTEN_RESULT_FAILED"; + if (result == EMSCRIPTEN_RESULT_NO_DATA) return "EMSCRIPTEN_RESULT_NO_DATA"; + return "Unknown EMSCRIPTEN_RESULT!"; +} + +#define TEST_RESULT(x) if (ret != EMSCRIPTEN_RESULT_SUCCESS) printf("%s returned %s.\n", #x, emscripten_result_to_string(ret)); + +int gotClick = 0; +int gotMouseDown = 0; +int gotMouseUp = 0; +int gotDblClick = 0; +int gotMouseMove = 0; +int gotWheel = 0; + +void instruction() +{ + if (!gotClick) { printf("Please click on the canvas.\n"); return; } + if (!gotMouseDown) { printf("Please click on the canvas.\n"); return; } + if (!gotMouseUp) { printf("Please click on the canvas.\n"); return; } + if (!gotDblClick) { printf("Please double-click on the canvas.\n"); return; } + if (!gotMouseMove) { printf("Please move the mouse on the canvas.\n"); return; } + if (!gotWheel) { printf("Please scroll the mouse wheel.\n"); return; } + + if (gotClick && gotMouseDown && gotMouseUp && gotDblClick && gotMouseMove && gotWheel) report_result(0); +} + +EM_BOOL mouse_callback(int eventType, const EmscriptenMouseEvent *e, void *userData) +{ + printf("%s, screen: (%ld,%ld), client: (%ld,%ld),%s%s%s%s button: %hu, buttons: %hu, movement: (%ld,%ld), canvas: (%ld,%ld)\n", + emscripten_event_type_to_string(eventType), e->screenX, e->screenY, e->clientX, e->clientY, + e->ctrlKey ? " CTRL" : "", e->shiftKey ? " SHIFT" : "", e->altKey ? " ALT" : "", e->metaKey ? " META" : "", + e->button, e->buttons, e->movementX, e->movementY, e->canvasX, e->canvasY); + + if (e->screenX != 0 && e->screenY != 0 && e->clientX != 0 && e->clientY != 0 && e->canvasX != 0 && e->canvasY != 0) + { + if (e->buttons != 0) + { + if (eventType == EMSCRIPTEN_EVENT_CLICK) gotClick = 1; + if (eventType == EMSCRIPTEN_EVENT_MOUSEDOWN) gotMouseDown = 1; + if (eventType == EMSCRIPTEN_EVENT_DBLCLICK) gotDblClick = 1; + } + if (eventType == EMSCRIPTEN_EVENT_MOUSEUP) gotMouseUp = 1; + if (eventType == EMSCRIPTEN_EVENT_MOUSEMOVE && (e->movementX != 0 || e->movementY != 0)) gotMouseMove = 1; + } + + if (eventType == EMSCRIPTEN_EVENT_CLICK && e->screenX == -500000) + { + printf("ERROR! Received an event to a callback that should have been unregistered!\n"); + gotClick = 0; + report_result(1); + } + + instruction(); + return 0; +} + +EM_BOOL wheel_callback(int eventType, const EmscriptenWheelEvent *e, void *userData) +{ + printf("%s, screen: (%ld,%ld), client: (%ld,%ld),%s%s%s%s button: %hu, buttons: %hu, canvas: (%ld,%ld), delta:(%g,%g,%g), deltaMode:%lu\n", + emscripten_event_type_to_string(eventType), e->mouse.screenX, e->mouse.screenY, e->mouse.clientX, e->mouse.clientY, + e->mouse.ctrlKey ? " CTRL" : "", e->mouse.shiftKey ? " SHIFT" : "", e->mouse.altKey ? " ALT" : "", e->mouse.metaKey ? " META" : "", + e->mouse.button, e->mouse.buttons, e->mouse.canvasX, e->mouse.canvasY, + (float)e->deltaX, (float)e->deltaY, (float)e->deltaZ, e->deltaMode); + + if (e->deltaY > 0.f || e->deltaY < 0.f) + gotWheel = 1; + + instruction(); + return 0; +} + +int main() +{ + EMSCRIPTEN_RESULT ret = emscripten_set_click_callback(0, 0, 1, mouse_callback); + TEST_RESULT(emscripten_set_click_callback); + ret = emscripten_set_mousedown_callback(0, 0, 1, mouse_callback); + TEST_RESULT(emscripten_set_mousedown_callback); + ret = emscripten_set_mouseup_callback(0, 0, 1, mouse_callback); + TEST_RESULT(emscripten_set_mouseup_callback); + ret = emscripten_set_dblclick_callback(0, 0, 1, mouse_callback); + TEST_RESULT(emscripten_set_dblclick_callback); + ret = emscripten_set_mousemove_callback(0, 0, 1, mouse_callback); + TEST_RESULT(emscripten_set_mousemove_callback); + + ret = emscripten_set_wheel_callback(0, 0, 1, wheel_callback); + TEST_RESULT(emscripten_set_wheel_callback); + +#ifdef AUTOMATE_SUCCESS + EM_ASM( + function sendEvent(type, data) { + var event = document.createEvent('Event'); + event.initEvent(type, true, true); + for(var d in data) event[d] = data[d]; + window.dispatchEvent(event); + } + sendEvent('click', { screenX: 1, screenY: 1, clientX: 1, clientY: 1, button: 0, buttons: 1 }); + ); + // Test that unregistering a callback works. Clicks should no longer be received. + ret = emscripten_set_click_callback(0, 0, 1, 0); + TEST_RESULT(emscripten_set_click_callback); + + EM_ASM( + function sendEvent(type, data) { + var event = document.createEvent('Event'); + event.initEvent(type, true, true); + for(var d in data) event[d] = data[d]; + window.dispatchEvent(event); + } + sendEvent('click', { screenX: -500000, screenY: -500000, clientX: -500000, clientY: -500000, button: 0, buttons: 1 }); // Send a dummy event that should not be received. + sendEvent('mousedown', { screenX: 1, screenY: 1, clientX: 1, clientY: 1, button: 0, buttons: 1 }); + sendEvent('mouseup', { screenX: 1, screenY: 1, clientX: 1, clientY: 1, button: 0, buttons: 0 }); + sendEvent('dblclick', { screenX: 1, screenY: 1, clientX: 1, clientY: 1, button: 0, buttons: 1 }); + sendEvent('mousemove', { screenX: 1, screenY: 1, clientX: 1, clientY: 1, button: 0, buttons: 0, movementX: 1, movementY: 1 }); + sendEvent('wheel', { screenX: 1, screenY: 1, clientX: 1, clientY: 1, button: 0, buttons: 0, deltaX: 1, deltaY: 1, deltaZ: 1, deltaMode: 1 }); + sendEvent('mousewheel', { screenX: 1, screenY: 1, clientX: 1, clientY: 1, button: 0, buttons: 0, wheelDeltaX: 1, wheelDeltaY: 1 }); + ); +#endif + + /* For the events to function, one must either call emscripten_set_main_loop or enable Module.noExitRuntime by some other means. + Otherwise the application will exit after leaving main(), and the atexit handlers will clean up all event hooks (by design). */ + EM_ASM(Module['noExitRuntime'] = true); + return 0; +} diff --git a/tests/test_interactive.py b/tests/test_interactive.py new file mode 100644 index 00000000..4ac52f55 --- /dev/null +++ b/tests/test_interactive.py @@ -0,0 +1,94 @@ +import BaseHTTPServer, multiprocessing, os, shutil, subprocess, unittest, zlib, webbrowser, time, shlex +from runner import BrowserCore, path_from_root, nonfastcomp +from tools.shared import * + +# User can specify an environment variable EMSCRIPTEN_BROWSER to force the browser test suite to +# run using another browser command line than the default system browser. +emscripten_browser = os.environ.get('EMSCRIPTEN_BROWSER') +if emscripten_browser: + cmd = shlex.split(emscripten_browser) + def run_in_other_browser(url): + Popen(cmd + [url]) + webbrowser.open_new = run_in_other_browser + +class interactive(BrowserCore): + @classmethod + def setUpClass(self): + super(interactive, self).setUpClass() + print + print 'Running the browser tests. Make sure the browser allows popups from localhost.' + print + + def test_html5_fullscreen(self): + self.btest(path_from_root('tests', 'test_html5_fullscreen.c'), expected='0') + + def test_html5_mouse(self): + self.btest(path_from_root('tests', 'test_html5_mouse.c'), expected='0') + + def test_sdl_wm_togglefullscreen(self): + self.btest('sdl_wm_togglefullscreen.c', expected='1', args=['-s', 'NO_EXIT_RUNTIME=1']) + + def test_sdl_audio(self): + shutil.copyfile(path_from_root('tests', 'sounds', 'alarmvictory_1.ogg'), os.path.join(self.get_dir(), 'sound.ogg')) + shutil.copyfile(path_from_root('tests', 'sounds', 'alarmcreatemiltaryfoot_1.wav'), os.path.join(self.get_dir(), 'sound2.wav')) + shutil.copyfile(path_from_root('tests', 'sounds', 'noise.ogg'), os.path.join(self.get_dir(), 'noise.ogg')) + shutil.copyfile(path_from_root('tests', 'sounds', 'the_entertainer.ogg'), os.path.join(self.get_dir(), 'the_entertainer.ogg')) + open(os.path.join(self.get_dir(), 'bad.ogg'), 'w').write('I claim to be audio, but am lying') + open(os.path.join(self.get_dir(), 'sdl_audio.c'), 'w').write(self.with_report_result(open(path_from_root('tests', 'sdl_audio.c')).read())) + + # use closure to check for a possible bug with closure minifying away newer Audio() attributes + Popen([PYTHON, EMCC, '-O2', '--closure', '1', '--minify', '0', os.path.join(self.get_dir(), 'sdl_audio.c'), '--preload-file', 'sound.ogg', '--preload-file', 'sound2.wav', '--embed-file', 'the_entertainer.ogg', '--preload-file', 'noise.ogg', '--preload-file', 'bad.ogg', '-o', 'page.html', '-s', 'EXPORTED_FUNCTIONS=["_main", "_play", "_play2"]']).communicate() + self.run_browser('page.html', '', '/report_result?1') + + def test_sdl_audio_mix_channels(self): + shutil.copyfile(path_from_root('tests', 'sounds', 'noise.ogg'), os.path.join(self.get_dir(), 'sound.ogg')) + open(os.path.join(self.get_dir(), 'sdl_audio_mix_channels.c'), 'w').write(self.with_report_result(open(path_from_root('tests', 'sdl_audio_mix_channels.c')).read())) + + Popen([PYTHON, EMCC, '-O2', '--minify', '0', os.path.join(self.get_dir(), 'sdl_audio_mix_channels.c'), '--preload-file', 'sound.ogg', '-o', 'page.html']).communicate() + self.run_browser('page.html', '', '/report_result?1') + + def test_sdl_audio_mix(self): + shutil.copyfile(path_from_root('tests', 'sounds', 'pluck.ogg'), os.path.join(self.get_dir(), 'sound.ogg')) + shutil.copyfile(path_from_root('tests', 'sounds', 'the_entertainer.ogg'), os.path.join(self.get_dir(), 'music.ogg')) + shutil.copyfile(path_from_root('tests', 'sounds', 'noise.ogg'), os.path.join(self.get_dir(), 'noise.ogg')) + open(os.path.join(self.get_dir(), 'sdl_audio_mix.c'), 'w').write(self.with_report_result(open(path_from_root('tests', 'sdl_audio_mix.c')).read())) + + Popen([PYTHON, EMCC, '-O2', '--minify', '0', os.path.join(self.get_dir(), 'sdl_audio_mix.c'), '--preload-file', 'sound.ogg', '--preload-file', 'music.ogg', '--preload-file', 'noise.ogg', '-o', 'page.html']).communicate() + self.run_browser('page.html', '', '/report_result?1') + + def test_sdl_audio_quickload(self): + open(os.path.join(self.get_dir(), 'sdl_audio_quickload.c'), 'w').write(self.with_report_result(open(path_from_root('tests', 'sdl_audio_quickload.c')).read())) + + Popen([PYTHON, EMCC, '-O2', '--minify', '0', os.path.join(self.get_dir(), 'sdl_audio_quickload.c'), '-o', 'page.html', '-s', 'EXPORTED_FUNCTIONS=["_main", "_play"]']).communicate() + self.run_browser('page.html', '', '/report_result?1') + + def test_sdl_audio_beeps(self): + open(os.path.join(self.get_dir(), 'sdl_audio_beep.cpp'), 'w').write(self.with_report_result(open(path_from_root('tests', 'sdl_audio_beep.cpp')).read())) + + # use closure to check for a possible bug with closure minifying away newer Audio() attributes + Popen([PYTHON, EMCC, '-O2', '--closure', '1', '--minify', '0', os.path.join(self.get_dir(), 'sdl_audio_beep.cpp'), '-s', 'DISABLE_EXCEPTION_CATCHING=0', '-o', 'page.html']).communicate() + self.run_browser('page.html', '', '/report_result?1') + + def test_openal_playback(self): + shutil.copyfile(path_from_root('tests', 'sounds', 'audio.wav'), os.path.join(self.get_dir(), 'audio.wav')) + open(os.path.join(self.get_dir(), 'openal_playback.cpp'), 'w').write(self.with_report_result(open(path_from_root('tests', 'openal_playback.cpp')).read())) + + Popen([PYTHON, EMCC, '-O2', os.path.join(self.get_dir(), 'openal_playback.cpp'), '--preload-file', 'audio.wav', '-o', 'page.html']).communicate() + self.run_browser('page.html', '', '/report_result?1') + + def test_openal_buffers(self): + shutil.copyfile(path_from_root('tests', 'sounds', 'the_entertainer.wav'), os.path.join(self.get_dir(), 'the_entertainer.wav')) + self.btest('openal_buffers.c', '0', args=['--preload-file', 'the_entertainer.wav'],) + + def get_freealut_library(self): + if WINDOWS and Building.which('cmake'): + return self.get_library('freealut', os.path.join('hello_world.bc'), configure=['cmake', '.'], configure_args=['-DBUILD_TESTS=ON']) + else: + return self.get_library('freealut', os.path.join('examples', '.libs', 'hello_world.bc'), make_args=['EXEEXT=.bc']) + + def test_freealut(self): + programs = self.get_freealut_library() + for program in programs: + assert os.path.exists(program) + Popen([PYTHON, EMCC, '-O2', program, '-o', 'page.html']).communicate() + self.run_browser('page.html', 'You should hear "Hello World!"') diff --git a/tests/test_other.py b/tests/test_other.py index 9e9c9bef..ded45112 100644 --- a/tests/test_other.py +++ b/tests/test_other.py @@ -114,8 +114,6 @@ Options that are modified or new in %s include: os.chdir(self.get_dir()) self.clear() - # dlmalloc. dlmalloc is special in that it is the only part of libc that is (1) hard to write well, and - # very speed-sensitive. So we do not implement it in JS in library.js, instead we compile it from source for source, has_malloc in [('hello_world' + suffix, False), ('hello_malloc.cpp', True)]: print source, has_malloc self.clear() @@ -193,6 +191,7 @@ Options that are modified or new in %s include: (['-O2', '-g1'], lambda generated: 'var b = 0' in generated and not 'function _main' in generated, 'compress is cancelled by -g1'), (['-O2', '-g2'], lambda generated: ('var b = 0' in generated or 'var i1 = 0' in generated) and 'function _main' in generated, 'minify is cancelled by -g2'), (['-O2', '-g3'], lambda generated: 'var b=0' not in generated and 'var b = 0' not in generated and 'function _main' in generated, 'registerize is cancelled by -g3'), + (['-O2', '-profiling'], lambda generated: ('var b = 0' in generated or 'var i1 = 0' in generated) and 'function _main' in generated, 'similar to -g2'), #(['-O2', '-g4'], lambda generated: 'var b=0' not in generated and 'var b = 0' not in generated and 'function _main' in generated, 'same as -g3 for now'), (['-s', 'INLINING_LIMIT=0'], lambda generated: 'function _dump' in generated, 'no inlining without opts'), (['-s', 'USE_TYPED_ARRAYS=0'], lambda generated: 'new Int32Array' not in generated, 'disable typed arrays'), @@ -1774,6 +1773,8 @@ This pointer might make sense in another type signature: i: 0 ['simplifyExpressions', 'optimizeShiftsConservative']), (path_from_root('tools', 'test-js-optimizer-t2.js'), open(path_from_root('tools', 'test-js-optimizer-t2-output.js')).read(), ['simplifyExpressions', 'optimizeShiftsAggressive']), + (path_from_root('tools', 'test-js-optimizer-si.js'), open(path_from_root('tools', 'test-js-optimizer-si-output.js')).read(), + ['simplifyIfs']), # Make sure that optimizeShifts handles functions with shift statements. (path_from_root('tools', 'test-js-optimizer-t3.js'), open(path_from_root('tools', 'test-js-optimizer-t3-output.js')).read(), ['optimizeShiftsAggressive']), @@ -2106,6 +2107,7 @@ done. EM_ASM(Module.print(demangle('__Z5multiwahtjmxyz'))); EM_ASM(Module.print(demangle('__Z1aA32_iPA5_c'))); EM_ASM(Module.print(demangle('__ZN21FWakaGLXFleeflsMarfooC2EjjjPKvbjj'))); + EM_ASM(Module.print(demangle('__ZN5wakaw2Cm10RasterBaseINS_6watwat9PolocatorEE8merbine1INS4_2OREEEvPKjj'))); // we get this wrong, but at least emit a '?' one(17); return 0; } @@ -2129,6 +2131,7 @@ parseword(char*&, int, int&) multi(wchar_t, signed char, unsigned char, unsigned short, unsigned int, unsigned long, long long, unsigned long long, ...) a(int [32], char [5]*) FWakaGLXFleeflsMarfoo::FWakaGLXFleeflsMarfoo(unsigned int, unsigned int, unsigned int, void*, bool, unsigned int, unsigned int) +void wakaw::Cm::RasterBase<wakaw::watwat::Polocator?>(unsigned int*, unsigned int) ''', output) # test for multiple functions in one stack trace assert 'one(int)' in output @@ -2563,3 +2566,102 @@ int main() p.communicate() assert p.returncode == 0, 'LLVM tests must pass with exit code 0' + def test_odin_validation(self): + Popen([PYTHON, EMCC, path_from_root('tests', 'hello_world.c'), '-O1'], stdout=PIPE, stderr=PIPE).communicate() + output = run_js('a.out.js', stderr=PIPE, full_output=True, engine=SPIDERMONKEY_ENGINE) + assert 'asm.js' in output, 'spidermonkey should mention asm.js compilation: ' + output + + def test_bad_triple(self): + Popen([CLANG, path_from_root('tests', 'hello_world.c'), '-c', '-emit-llvm', '-o', 'a.bc'], stdout=PIPE, stderr=PIPE).communicate() + out, err = Popen([PYTHON, EMCC, 'a.bc'], stdout=PIPE, stderr=PIPE).communicate() + assert 'warning' in err, err + assert 'incorrect target triple' in err, err + + def test_simplify_ifs(self): + def test(src, nums): + open('src.c', 'w').write(src) + for opts, ifs in [ + [['-g2'], nums[0]], + [['-profiling'], nums[1]], + [['-profiling', '-g2'], nums[2]] + ]: + print opts, ifs + try_delete('a.out.js') + Popen([PYTHON, EMCC, 'src.c', '-O2'] + opts, stdout=PIPE).communicate() + src = open('a.out.js').read() + main = src[src.find('function _main'):src.find('\n}', src.find('function _main'))] + actual_ifs = main.count('if (') + assert ifs == actual_ifs, main + ' : ' + str([ifs, actual_ifs]) + #print main + + test(r''' + #include <stdio.h> + #include <string.h> + int main(int argc, char **argv) { + if (argc > 5 && strlen(argv[0]) > 1 && strlen(argv[1]) > 2) printf("halp"); + return 0; + } + ''', [3, 1, 1]) + + test(r''' + #include <stdio.h> + #include <string.h> + int main(int argc, char **argv) { + while (argc % 3 == 0) { + if (argc > 5 && strlen(argv[0]) > 1 && strlen(argv[1]) > 2) { + printf("halp"); + argc++; + } else { + while (argc > 0) { + printf("%d\n", argc--); + } + } + } + return 0; + } + ''', [8, 5, 5]) + + test(r''' + #include <stdio.h> + #include <string.h> + int main(int argc, char **argv) { + while (argc % 17 == 0) argc *= 2; + if (argc > 5 && strlen(argv[0]) > 10 && strlen(argv[1]) > 20) { + printf("halp"); + argc++; + } else { + printf("%d\n", argc--); + } + while (argc % 17 == 0) argc *= 2; + return argc; + } + ''', [6, 3, 3]) + + test(r''' + #include <stdio.h> + #include <stdlib.h> + + int main(int argc, char *argv[]) { + if (getenv("A") && getenv("B")) { + printf("hello world\n"); + } else { + printf("goodnight moon\n"); + } + printf("and that's that\n"); + return 0; + } + ''', [3, 1, 1]) + + test(r''' + #include <stdio.h> + #include <stdlib.h> + + int main(int argc, char *argv[]) { + if (getenv("A") || getenv("B")) { + printf("hello world\n"); + } + printf("and that's that\n"); + return 0; + } + ''', [3, 1, 1]) + diff --git a/tests/test_sockets.py b/tests/test_sockets.py index 3a5555ed..d8133b0b 100644 --- a/tests/test_sockets.py +++ b/tests/test_sockets.py @@ -345,12 +345,12 @@ class sockets(BrowserCore): host_outfile = 'host.html' peer_outfile = 'peer.html' - host_filepath = path_from_root('tests', 'sockets', host_src) + host_filepath = path_from_root('tests', 'sockets', host_src) temp_host_filepath = os.path.join(self.get_dir(), os.path.basename(host_src)) with open(host_filepath) as f: host_src = f.read() with open(temp_host_filepath, 'w') as f: f.write(self.with_report_result(host_src)) - peer_filepath = path_from_root('tests', 'sockets', peer_src) + peer_filepath = path_from_root('tests', 'sockets', peer_src) temp_peer_filepath = os.path.join(self.get_dir(), os.path.basename(peer_src)) with open(peer_filepath) as f: peer_src = f.read() with open(temp_peer_filepath, 'w') as f: f.write(self.with_report_result(peer_src)) @@ -358,7 +358,7 @@ class sockets(BrowserCore): open(os.path.join(self.get_dir(), 'host_pre.js'), 'w').write(''' var Module = { webrtc: { - broker: 'https://mdsw.ch:8080', + broker: 'http://localhost:8080', session: undefined, onpeer: function(peer, route) { window.open('http://localhost:8888/peer.html?' + route); @@ -382,7 +382,7 @@ class sockets(BrowserCore): open(os.path.join(self.get_dir(), 'peer_pre.js'), 'w').write(''' var Module = { webrtc: { - broker: 'https://mdsw.ch:8080', + broker: 'http://localhost:8080', session: window.location.toString().split('?')[1], onpeer: function(peer, route) { peer.connect(Module['webrtc']['session']); @@ -403,9 +403,14 @@ class sockets(BrowserCore): Popen([PYTHON, EMCC, temp_host_filepath, '-o', host_outfile] + ['-s', 'GL_TESTING=1', '--pre-js', 'host_pre.js', '-s', 'SOCKET_WEBRTC=1', '-s', 'SOCKET_DEBUG=1']).communicate() Popen([PYTHON, EMCC, temp_peer_filepath, '-o', peer_outfile] + ['-s', 'GL_TESTING=1', '--pre-js', 'peer_pre.js', '-s', 'SOCKET_WEBRTC=1', '-s', 'SOCKET_DEBUG=1']).communicate() + Popen(['npm', 'install', path_from_root('tests', 'sockets', 'p2p')]).communicate(); + broker = Popen([NODE_JS, path_from_root('tests', 'sockets', 'p2p', 'broker', 'p2p-broker.js')]); + expected = '1' self.run_browser(host_outfile, '.', ['/report_result?' + e for e in expected]) + broker.kill(); + def test_nodejs_sockets_echo(self): # This test checks that sockets work when the client code is run in Node.js # Run with ./runner.py sockets.test_nodejs_sockets_echo @@ -414,21 +419,54 @@ class sockets(BrowserCore): sockets_include = '-I'+path_from_root('tests', 'sockets') - # Websockify-proxied servers can't run dgram tests harnesses = [ - # Websockify doesn't seem to like ws.WebSocket clients TODO check if this is a ws issue or Websockify issue - #(WebsockifyServerHarness(os.path.join('sockets', 'test_sockets_echo_server.c'), [sockets_include], 49160), 0), - (CompiledServerHarness(os.path.join('sockets', 'test_sockets_echo_server.c'), [sockets_include, '-DTEST_DGRAM=0'], 49161), 0), - (CompiledServerHarness(os.path.join('sockets', 'test_sockets_echo_server.c'), [sockets_include, '-DTEST_DGRAM=1'], 49162), 1) + (WebsockifyServerHarness(os.path.join('sockets', 'test_sockets_echo_server.c'), [sockets_include], 59160), 0), + (CompiledServerHarness(os.path.join('sockets', 'test_sockets_echo_server.c'), [sockets_include, '-DTEST_DGRAM=0'], 59162), 0), + (CompiledServerHarness(os.path.join('sockets', 'test_sockets_echo_server.c'), [sockets_include, '-DTEST_DGRAM=1'], 59164), 1) ] + # Basic test of node client against both a Websockified and compiled echo server. for harness, datagram in harnesses: with harness: - Popen([PYTHON, EMCC, path_from_root('tests', 'sockets', 'test_sockets_echo_client.c'), '-o', path_from_root('tests', 'sockets', 'client.js'), '-DSOCKK=%d' % harness.listen_port, '-DREPORT_RESULT=int dummy'], stdout=PIPE, stderr=PIPE).communicate() + Popen([PYTHON, EMCC, path_from_root('tests', 'sockets', 'test_sockets_echo_client.c'), '-o', 'client.js', '-DSOCKK=%d' % harness.listen_port, '-DTEST_DGRAM=%d' % datagram, '-DREPORT_RESULT=int dummy'], stdout=PIPE, stderr=PIPE).communicate() + + out = run_js('client.js', engine=NODE_JS, full_output=True) + self.assertContained('do_msg_read: read 14 bytes', out) + + # Test against a Websockified server with compile time configured WebSocket subprotocol. We use a Websockified + # server because as long as the subprotocol list contains binary it will configure itself to accept binary + # This test also checks that the connect url contains the correct subprotocols. + print "\nTesting compile time WebSocket configuration.\n" + for harness in [ + WebsockifyServerHarness(os.path.join('sockets', 'test_sockets_echo_server.c'), [sockets_include], 59166) + ]: + with harness: + Popen([PYTHON, EMCC, path_from_root('tests', 'sockets', 'test_sockets_echo_client.c'), '-o', 'client.js', '-s', 'SOCKET_DEBUG=1', '-s', 'WEBSOCKET_SUBPROTOCOL="base64, binary"', '-DSOCKK=59166', '-DREPORT_RESULT=int dummy'], stdout=PIPE, stderr=PIPE).communicate() + + out = run_js('client.js', engine=NODE_JS, full_output=True) + self.assertContained('do_msg_read: read 14 bytes', out) + self.assertContained('connect: ws://127.0.0.1:59166, base64,binary', out) + + # Test against a Websockified server with runtime WebSocket configuration. We specify both url and subprotocol. + # In this test we have *deliberately* used the wrong port '-DSOCKK=12345' to configure the echo_client.c, so + # the connection would fail without us specifying a valid WebSocket URL in the configuration. + print "\nTesting runtime WebSocket configuration.\n" + for harness in [ + WebsockifyServerHarness(os.path.join('sockets', 'test_sockets_echo_server.c'), [sockets_include], 59168) + ]: + with harness: + open(os.path.join(self.get_dir(), 'websocket_pre.js'), 'w').write(''' + var Module = { + websocket: { + url: 'ws://localhost:59168/testA/testB', + subprotocol: 'text, base64, binary', + } + }; + ''') - self.assertContained('do_msg_read: read 14 bytes', run_js(path_from_root('tests', 'sockets', 'client.js'), engine=NODE_JS)) + Popen([PYTHON, EMCC, path_from_root('tests', 'sockets', 'test_sockets_echo_client.c'), '-o', 'client.js', '--pre-js', 'websocket_pre.js', '-s', 'SOCKET_DEBUG=1', '-DSOCKK=12345', '-DREPORT_RESULT=int dummy'], stdout=PIPE, stderr=PIPE).communicate() - # Tidy up files that might have been created by this test. - try_delete(path_from_root('tests', 'sockets', 'client.js')) - try_delete(path_from_root('tests', 'sockets', 'client.js.map')) + out = run_js('client.js', engine=NODE_JS, full_output=True) + self.assertContained('do_msg_read: read 14 bytes', out) + self.assertContained('connect: ws://localhost:59168/testA/testB, text,base64,binary', out) diff --git a/tools/file_packager.py b/tools/file_packager.py index 12cc5475..0ab68511 100644 --- a/tools/file_packager.py +++ b/tools/file_packager.py @@ -113,7 +113,7 @@ for arg in sys.argv[2:]: try: from shared import CRUNCH except Exception, e: - print >> sys.stderr, 'count not import CRUNCH (make sure it is defined properly in ~/.emscripten)' + print >> sys.stderr, 'could not import CRUNCH (make sure it is defined properly in ~/.emscripten)' raise e crunch = arg.split('=')[1] if '=' in arg else '128' leading = '' @@ -123,12 +123,13 @@ for arg in sys.argv[2:]: leading = '' elif leading == 'preload' or leading == 'embed': mode = leading - if '@' in arg: + uses_at_notation = '@' in arg + if uses_at_notation: srcpath, dstpath = arg.split('@') # User is specifying destination filename explicitly. else: srcpath = dstpath = arg # Use source path as destination path. if os.path.isfile(srcpath) or os.path.isdir(srcpath): - data_files.append({ 'srcpath': srcpath, 'dstpath': dstpath, 'mode': mode }) + data_files.append({ 'srcpath': srcpath, 'dstpath': dstpath, 'mode': mode, 'explicit_dst_path': uses_at_notation }) else: print >> sys.stderr, 'Warning: ' + arg + ' does not exist, ignoring.' elif leading == 'exclude': @@ -206,7 +207,7 @@ def add(arg, dirname, names): new_names.append(name) if not os.path.isdir(fullname): dstpath = os.path.join(rootpathdst, os.path.relpath(fullname, rootpathsrc)) # Convert source filename relative to root directory of target FS. - new_data_files.append({ 'srcpath': fullname, 'dstpath': dstpath, 'mode': mode }) + new_data_files.append({ 'srcpath': fullname, 'dstpath': dstpath, 'mode': mode, 'explicit_dst_path': True }) del names[:] names.extend(new_names) @@ -223,13 +224,14 @@ if len(data_files) == 0: sys.exit(1) # Absolutize paths, and check that they make sense -curr_abspath = os.path.abspath(os.getcwd()) +curr_abspath = os.path.abspath(os.getcwd()) # os.getcwd() always returns the hard path with any symbolic links resolved, even if we cd'd into a symbolic link. + for file_ in data_files: - if file_['srcpath'] == file_['dstpath']: + if not file_['explicit_dst_path']: # This file was not defined with src@dst, so we inferred the destination from the source. In that case, # we require that the destination not be under the current location path = file_['dstpath'] - abspath = os.path.abspath(path) + abspath = os.path.realpath(os.path.abspath(path)) # Use os.path.realpath to resolve any symbolic links to hard paths, to match the structure in curr_abspath. if DEBUG: print >> sys.stderr, path, abspath, curr_abspath if not abspath.startswith(curr_abspath): print >> sys.stderr, 'Error: Embedding "%s" which is below the current directory "%s". This is invalid since the current directory becomes the root that the generated code will see' % (path, curr_abspath) diff --git a/tools/js-optimizer.js b/tools/js-optimizer.js index 240ee2bd..129c493f 100644 --- a/tools/js-optimizer.js +++ b/tools/js-optimizer.js @@ -140,6 +140,8 @@ var ALTER_FLOW = set('break', 'continue', 'return'); var BREAK_CAPTURERS = set('do', 'while', 'for', 'switch'); var CONTINUE_CAPTURERS = LOOP; +var COMMABLE = set('assign', 'binary', 'unary-prefix', 'unary-postfix', 'name', 'num', 'call', 'seq', 'conditional', 'sub'); + var FUNCTIONS_THAT_ALWAYS_THROW = set('abort', '___resumeException', '___cxa_throw', '___cxa_rethrow'); var NULL_NODE = ['name', 'null']; @@ -279,6 +281,38 @@ function clearEmptyNodes(list) { } } +function filterEmptyNodes(list) { // creates a copy and returns it + return list.filter(function(node) { + return !(isEmptyNode(node) || (node[0] === 'stat' && isEmptyNode(node[1]))); + }); +} + +function removeEmptySubNodes(node) { + if (node[0] === 'defun') { + node[3] = filterEmptyNodes(node[3]); + } else if (node[0] === 'block' && node[1]) { + node[1] = filterEmptyNodes(node[1]); + } +/* + var stats = getStatements(node); + if (stats) clearEmptyNodes(stats); +*/ +} + +function removeAllEmptySubNodes(ast) { + traverse(ast, removeEmptySubNodes); +} + +function astCompare(x, y) { + if (!Array.isArray(x)) return x === y; + if (!Array.isArray(y)) return false; + if (x.length !== y.length) return false; + for (var i = 0; i < x.length; i++) { + if (!astCompare(x[i], y[i])) return false; + } + return true; +} + // Passes // Dump the AST. Useful for debugging. For example, @@ -414,7 +448,7 @@ function removeUnneededLabelSettings(ast) { }); } -// Various expression simplifications. Pre run before closure (where we still have metadata), Post run after. +// Various expression simplifications. Happens after elimination, which opens up many of these simplification opportunities. var USEFUL_BINARY_OPS = set('<<', '>>', '|', '&', '^'); var COMPARE_OPS = set('<', '<=', '>', '>=', '==', '===', '!=', '!=='); @@ -797,11 +831,166 @@ function simplifyExpressions(ast) { simplifyIntegerConversions(func); simplifyBitops(func); joinAdditions(func); - // simplifyZeroComp(func); TODO: investigate performance simplifyNotComps(func); + // simplifyZeroComp(func); TODO: investigate performance + }); +} + + +function simplifyIfs(ast) { + traverseGeneratedFunctions(ast, function(func) { + var simplifiedAnElse = false; + + traverse(func, function(node, type) { + // simplify if (x) { if (y) { .. } } to if (x ? y : 0) { .. } + if (type === 'if') { + var body = node[2]; + // recurse to handle chains + while (body[0] === 'block') { + var stats = body[1]; + if (stats.length === 0) break; + var other = stats[stats.length-1]; + if (other[0] !== 'if') { + // our if block does not end with an if. perhaps if have an else we can flip + if (node[3] && node[3][0] === 'block') { + var stats = node[3][1]; + if (stats.length === 0) break; + var other = stats[stats.length-1]; + if (other[0] === 'if') { + // flip node + node[1] = flipCondition(node[1]); + node[2] = node[3]; + node[3] = body; + body = node[2]; + } else break; + } else break; + } + // we can handle elses, but must be fully identical + if (node[3] || other[3]) { + if (!node[3]) break; + if (!astCompare(node[3], other[3])) { + // the elses are different, but perhaps if we flipped a condition we can do better + if (astCompare(node[3], other[2])) { + // flip other. note that other may not have had an else! add one if so; we will eliminate such things later + if (!other[3]) other[3] = ['block', []]; + other[1] = flipCondition(other[1]); + var temp = other[2]; + other[2] = other[3]; + other[3] = temp; + } else break; + } + } + if (stats.length > 1) { + // try to commaify - turn everything between the ifs into a comma operator inside the second if + var ok = true; + for (var i = 0; i < stats.length-1; i++) { + var curr = stats[i]; + if (curr[0] === 'stat') curr = curr[1]; + if (!(curr[0] in COMMABLE)) ok = false; + } + if (!ok) break; + for (var i = stats.length-2; i >= 0; i--) { + var curr = stats[i]; + if (curr[0] === 'stat') curr = curr[1]; + other[1] = ['seq', curr, other[1]]; + } + stats = body[1] = [other]; + } + if (stats.length !== 1) break; + if (node[3]) simplifiedAnElse = true; + node[1] = ['conditional', node[1], other[1], ['num', 0]]; + body = node[2] = other[2]; + } + } + }); + + if (simplifiedAnElse) { + // there may be fusing opportunities + + // we can only fuse if we remove all uses of the label. if there are + // other ones - if the label check can be reached from elsewhere - + // we must leave it + var abort = false; + + var labelAssigns = {}; + traverse(func, function(node, type) { + if (type === 'assign' && node[2][0] === 'name' && node[2][1] === 'label') { + if (node[3][0] === 'num') { + var value = node[3][1]; + labelAssigns[value] = (labelAssigns[value] || 0) + 1; + } else { + // label is assigned a dynamic value (like from indirectbr), we cannot do anything + abort = true; + } + } + }); + if (abort) return; + + var labelChecks = {}; + traverse(func, function(node, type) { + if (type === 'binary' && node[1] === '==' && node[2][0] === 'binary' && node[2][1] === '|' && + node[2][2][0] === 'name' && node[2][2][1] === 'label') { + if (node[3][0] === 'num') { + var value = node[3][1]; + labelChecks[value] = (labelChecks[value] || 0) + 1; + } else { + // label is checked vs a dynamic value (like from indirectbr), we cannot do anything + abort = true; + } + } + }); + if (abort) return; + + var inLoop = 0; // when in a loop, we do not emit label = 0; in the relooper as there is no need + traverse(func, function(node, type) { + if (type === 'while') inLoop++; + var stats = getStatements(node); + if (stats) { + for (var i = 0; i < stats.length-1; i++) { + var pre = stats[i]; + var post = stats[i+1]; + if (pre[0] === 'if' && pre[3] && post[0] === 'if' && !post[3]) { + var postCond = post[1]; + if (postCond[0] === 'binary' && postCond[1] === '==' && + postCond[2][0] === 'binary' && postCond[2][1] === '|' && + postCond[2][2][0] === 'name' && postCond[2][2][1] === 'label' && + postCond[2][3][0] === 'num' && postCond[2][3][1] === 0 && + postCond[3][0] === 'num') { + var postValue = postCond[3][1]; + var preElse = pre[3]; + if (labelAssigns[postValue] === 1 && labelChecks[postValue] === 1 && preElse[0] === 'block' && preElse[1] && preElse[1].length === 1) { + var preStat = preElse[1][0]; + if (preStat[0] === 'stat' && preStat[1][0] === 'assign' && + preStat[1][1] === true && preStat[1][2][0] === 'name' && preStat[1][2][1] === 'label' && + preStat[1][3][0] === 'num' && preStat[1][3][1] === postValue) { + // Conditions match, just need to make sure the post clears label + if (post[2][0] === 'block' && post[2][1] && post[2][1].length > 0) { + var postStat = post[2][1][0]; + var haveClear = + postStat[0] === 'stat' && postStat[1][0] === 'assign' && + postStat[1][1] === true && postStat[1][2][0] === 'name' && postStat[1][2][1] === 'label' && + postStat[1][3][0] === 'num' && postStat[1][3][1] === 0; + if (!inLoop || haveClear) { + // Everything lines up, do it + pre[3] = post[2]; + if (haveClear) pre[3][1].splice(0, 1); // remove the label clearing + stats.splice(i+1, 1); // remove the post entirely + } + } + } + } + } + } + } + } + }, function(node, type) { + if (type === 'while') inLoop--; + }); + } }); } + // In typed arrays mode 2, we can have // HEAP[x >> 2] // very often. We can in some cases do the shift on the variable itself when it is set, @@ -1161,6 +1350,10 @@ function simplifyNotCompsDirect(node) { if (!simplifyNotCompsPass) return node; } +function flipCondition(cond) { + return simplifyNotCompsDirect(['unary-prefix', '!', cond]); +} + var simplifyNotCompsPass = false; function simplifyNotComps(ast) { @@ -1281,6 +1474,7 @@ function vacuum(ast) { traverseGeneratedFunctions(ast, function(node) { vacuumInternal(node); simplifyNotComps(node); + removeEmptySubNodes(node); }); } @@ -1426,7 +1620,7 @@ function hoistMultiples(ast) { var temp = node[3]; node[3] = node[2]; node[2] = temp; - node[1] = simplifyNotCompsDirect(['unary-prefix', '!', node[1]]); + node[1] = flipCondition(node[1]); stat1 = node[2][1]; stat2 = node[3][1]; } @@ -1687,6 +1881,11 @@ function denormalizeAsm(func, data) { if (!isEmptyNode(stats[i])) break; } } + // calculate variable definitions + var varDefs = []; + for (var v in data.vars) { + varDefs.push(makeAsmVarDef(v, data.vars[v])); + } // each param needs a line; reuse emptyNodes as much as we can var numParams = 0; for (var i in data.params) numParams++; @@ -1695,26 +1894,21 @@ function denormalizeAsm(func, data) { if (!isEmptyNode(stats[emptyNodes])) break; emptyNodes++; } - var neededEmptyNodes = numParams + 1; // params plus one big var + var neededEmptyNodes = numParams + (varDefs.length ? 1 : 0); // params plus one big var if there are vars if (neededEmptyNodes > emptyNodes) { var args = [0, 0]; for (var i = 0; i < neededEmptyNodes - emptyNodes; i++) args[i+2] = 0; stats.splice.apply(stats, args); + } else if (neededEmptyNodes < emptyNodes) { + stats.splice(0, emptyNodes - neededEmptyNodes); } // add param coercions var next = 0; func[2].forEach(function(param) { stats[next++] = ['stat', ['assign', true, ['name', param], makeAsmCoercion(['name', param], data.params[param])]]; }); - // add variable definitions - var varDefs = []; - for (var v in data.vars) { - varDefs.push(makeAsmVarDef(v, data.vars[v])); - } if (varDefs.length) { stats[next] = ['var', varDefs]; - } else { - stats[next] = emptyNode(); } if (data.inlines.length > 0) { var i = 0; @@ -3877,6 +4071,8 @@ function eliminate(ast, memSafe) { } new ExpressionOptimizer(ast).run(); } + + removeAllEmptySubNodes(ast); } function eliminateMemSafe(ast) { @@ -4247,6 +4443,8 @@ function aggressiveVariableEliminationInternal(func, asmData) { } } }); + + removeAllEmptySubNodes(func); } function aggressiveVariableElimination(ast) { @@ -5235,6 +5433,7 @@ var passes = { removeAssignsToUndefined: removeAssignsToUndefined, //removeUnneededLabelSettings: removeUnneededLabelSettings, simplifyExpressions: simplifyExpressions, + simplifyIfs: simplifyIfs, optimizeShiftsConservative: optimizeShiftsConservative, optimizeShiftsAggressive: optimizeShiftsAggressive, hoistMultiples: hoistMultiples, @@ -5281,7 +5480,15 @@ if (extraInfoStart > 0) extraInfo = JSON.parse(src.substr(extraInfoStart + 14)); arguments_.slice(1).forEach(function(arg) { + //traverse(ast, function(node) { + // if (node[0] === 'defun' && node[1] === 'copyTempFloat') printErr('pre ' + JSON.stringify(node, null, ' ')); + //}); passes[arg](ast); + //var func; + //traverse(ast, function(node) { + // if (node[0] === 'defun') func = node; + // if (isEmptyNode(node)) throw 'empty node after ' + arg + ', in ' + func[1]; + //}); }); if (asm && last) { asmLastOpts(ast); // TODO: move out of last, to make last faster when done later (as in side modules) diff --git a/tools/profile_stripper.py b/tools/profile_stripper.py new file mode 100644 index 00000000..3e538ef3 --- /dev/null +++ b/tools/profile_stripper.py @@ -0,0 +1,43 @@ +# See profile_used.py +# +# profile file, js file + +import sys, json + +used = json.loads(open(sys.argv[1]).read()) + +show = True +in_table = False + +for orig in open(sys.argv[2]).readlines(): + line = orig.strip() + + if orig.startswith('function _') and line.endswith(('){', ') {')): + name = line.split(' ')[1].split('(')[0] + if name.startswith('_') and not used.get(name): + #print >> sys.stderr, 'remove', name + show = False + + if line.startswith('var FUNCTION_TABLE'): + in_table = True + + if in_table: + start = 0 + if 'var ' in line: + start = line.index('[')+1 + end = len(line) + if ']' in line: + end = line.index(']') + contents = line[start:end] + fixed = map(lambda name: '"' + name + '"' if not used.get(name) else name, contents.split(',')) + print (line[:start] + ','.join(fixed) + line[end:]).replace('""', '') + else: + if show: + print orig, + + if orig.startswith('}'): + show = True + + if in_table and line.endswith(';'): + in_table = False + diff --git a/tools/profile_used.py b/tools/profile_used.py new file mode 100644 index 00000000..45420e0f --- /dev/null +++ b/tools/profile_used.py @@ -0,0 +1,17 @@ +# Run, then execute +''' +dump(JSON.stringify(usedFunctions)) +''' +# then strip with profile_strip.py + +import sys + +print 'var usedFunctions = {};' + +for line in open(sys.argv[1]).readlines(): + line = line.strip() + print line + if line.startswith('function _') and line.endswith(('){', ') {')): + name = line.split(' ')[1].split('(')[0] + print 'usedFunctions["%s"] = 1;' % name + diff --git a/tools/shared.py b/tools/shared.py index 533906c9..1adbdfaa 100644 --- a/tools/shared.py +++ b/tools/shared.py @@ -316,8 +316,10 @@ def check_fastcomp(): llvm_version = open(os.path.join(d, 'emscripten-version.txt')).read().strip() if os.path.exists(os.path.join(d, 'tools', 'clang', 'emscripten-version.txt')): clang_version = open(os.path.join(d, 'tools', 'clang', 'emscripten-version.txt')).read().strip() + elif os.path.exists(os.path.join(d, 'tools', 'clang')): + clang_version = '?' # Looks like the LLVM compiler tree has an old checkout from the time before it contained a version.txt: Should update! else: - clang_version = '?' + clang_version = llvm_version # This LLVM compiler tree does not have a tools/clang, so it's probably an out-of-source build directory. No need for separate versioning. if EMSCRIPTEN_VERSION != llvm_version or EMSCRIPTEN_VERSION != clang_version: logging.error('Emscripten, llvm and clang versions do not match, this is dangerous (%s, %s, %s)', EMSCRIPTEN_VERSION, llvm_version, clang_version) logging.error('Make sure to use the same branch in each repo, and to be up-to-date on each. See https://github.com/kripken/emscripten/wiki/LLVM-Backend') @@ -707,13 +709,14 @@ else: # Engine tweaks try: + SPIDERMONKEY_ENGINE = listify(SPIDERMONKEY_ENGINE) if 'gcparam' not in str(SPIDERMONKEY_ENGINE): new_spidermonkey = SPIDERMONKEY_ENGINE - if type(SPIDERMONKEY_ENGINE) is str: - new_spidermonkey = [SPIDERMONKEY_ENGINE] new_spidermonkey += ['-e', "gcparam('maxBytes', 1024*1024*1024);"] # Our very large files need lots of gc heap JS_ENGINES = map(lambda x: x if x != SPIDERMONKEY_ENGINE else new_spidermonkey, JS_ENGINES) SPIDERMONKEY_ENGINE = new_spidermonkey + if '-w' not in SPIDERMONKEY_ENGINE: + SPIDERMONKEY_ENGINE += ['-w'] except NameError: pass diff --git a/tools/system_libs.py b/tools/system_libs.py index 3723a5c3..ee185a51 100644 --- a/tools/system_libs.py +++ b/tools/system_libs.py @@ -335,8 +335,10 @@ def calculate(temp_files, in_temp, stdout, stderr): # Settings this in the environment will avoid checking dependencies and make building big projects a little faster # 1 means include everything; otherwise it can be the name of a lib (libcxx, etc.) + # You can provide 1 to include everything, or a comma-separated list with the ones you want force = os.environ.get('EMCC_FORCE_STDLIBS') force_all = force == '1' + force = set((force or '').split(',')) # Scan symbols symbolses = map(lambda temp_file: shared.Building.llvm_nm(temp_file), temp_files) @@ -364,15 +366,14 @@ def calculate(temp_files, in_temp, stdout, stderr): all_needed.difference_update(symbols.defs) # Go over libraries to figure out which we must include - # If we have libcxx, we must force inclusion of libc, since libcxx uses new internally. Note: this is kind of hacky. ret = [] has = need = None - for name, create, apply_, library_symbols in [('libcxx', create_libcxx, apply_libcxx, libcxx_symbols), - ('libcextra', create_libcextra, lambda x: True, libcextra_symbols), - ('libcxxabi', create_libcxxabi, apply_libcxxabi, libcxxabi_symbols), - ('gl', create_gl, lambda x: True, gl_symbols), - ('libc', create_libc, apply_libc, libc_symbols)]: - force_this = force_all or force == name + for name, create, apply_, library_symbols, deps in [('libcxx', create_libcxx, apply_libcxx, libcxx_symbols, ['libcextra', 'libcxxabi']), + ('libcextra', create_libcextra, lambda x: True, libcextra_symbols, ['libc']), + ('libcxxabi', create_libcxxabi, apply_libcxxabi, libcxxabi_symbols, ['libc']), + ('gl', create_gl, lambda x: True, gl_symbols, ['libc']), + ('libc', create_libc, apply_libc, libc_symbols, [])]: + force_this = force_all or name in force if not force_this: need = set() has = set() @@ -387,11 +388,11 @@ def calculate(temp_files, in_temp, stdout, stderr): need.remove(haz) if shared.Settings.VERBOSE: logging.debug('considering %s: we need %s and have %s' % (name, str(need), str(has))) if force_this or len(need) > 0: - force_all = True if apply_(need): # We need to build and link the library in logging.debug('including %s' % name) libfile = shared.Cache.get(name, create) ret.append(libfile) + force = force.union(deps) return ret diff --git a/tools/test-js-optimizer-asm-outline1-output.js b/tools/test-js-optimizer-asm-outline1-output.js index c4792c51..40c028c6 100644 --- a/tools/test-js-optimizer-asm-outline1-output.js +++ b/tools/test-js-optimizer-asm-outline1-output.js @@ -176,11 +176,12 @@ function vars(x, y) { y = +y; var sp = 0; sp = STACKTOP; - STACKTOP = STACKTOP + 152 | 0; + STACKTOP = STACKTOP + 136 | 0; c(1 + (x + y)); c(2 + y * x); c(3 + (x + y)); c(4 + y * x); + c(5 + (x + y)); HEAP32[sp + 8 >> 2] = x; HEAPF32[sp + 16 >> 2] = y; HEAP32[sp + 24 >> 2] = 0; @@ -213,7 +214,7 @@ function vars3(x, y) { y = +y; var a = 0, sp = 0; sp = STACKTOP; - STACKTOP = STACKTOP + 160 | 0; + STACKTOP = STACKTOP + 144 | 0; a = x + y; a = c(1 + a); a = c(2 + y * x); @@ -256,15 +257,11 @@ function vars_w_stack(x, y) { var a = 0, b = +0, sp = 0; sp = STACKTOP; STACKTOP = STACKTOP + 208 | 0; - HEAP32[sp + 24 >> 2] = x; - HEAPF32[sp + 32 >> 2] = y; - HEAP32[sp + 40 >> 2] = a; - HEAPF32[sp + 48 >> 2] = b; - HEAP32[sp + 72 >> 2] = 0; - HEAP32[sp + 76 >> 2] = 0; - vars_w_stack$1(sp); - a = HEAP32[sp + 40 >> 2] | 0; - b = +HEAPF32[sp + 48 >> 2]; + a = x + y; + b = y * x; + a = c(1 + a); + a = c(2 + a); + a = c(3 + a); HEAP32[sp + 40 >> 2] = a; HEAPF32[sp + 48 >> 2] = b; HEAP32[sp + 64 >> 2] = 0; @@ -585,10 +582,9 @@ function mix$1(sp) { } function vars$0(sp) { sp = sp | 0; - var x = 0, y = +0; + var y = +0, x = 0; x = HEAP32[sp + 8 >> 2] | 0; y = +HEAPF32[sp + 16 >> 2]; - c(5 + (x + y)); c(6 + y * x); c(7 + (x + y)); c(8 + y * x); @@ -632,6 +628,7 @@ function vars_w_stack$0(sp) { var a = 0, b = +0; a = HEAP32[sp + 40 >> 2] | 0; b = +HEAPF32[sp + 48 >> 2]; + a = c(4 + a); a = c(5 + a); a = c(6 + a); b = c(7 + a); @@ -639,22 +636,6 @@ function vars_w_stack$0(sp) { HEAP32[sp + 40 >> 2] = a; HEAPF32[sp + 48 >> 2] = b; } -function vars_w_stack$1(sp) { - sp = sp | 0; - var a = 0, x = 0, y = +0, b = +0; - x = HEAP32[sp + 24 >> 2] | 0; - y = +HEAPF32[sp + 32 >> 2]; - a = HEAP32[sp + 40 >> 2] | 0; - b = +HEAPF32[sp + 48 >> 2]; - a = x + y; - b = y * x; - a = c(1 + a); - a = c(2 + a); - a = c(3 + a); - a = c(4 + a); - HEAP32[sp + 40 >> 2] = a; - HEAPF32[sp + 48 >> 2] = b; -} function chain$0(sp) { sp = sp | 0; var helper$0 = 0; diff --git a/tools/test-js-optimizer-si-output.js b/tools/test-js-optimizer-si-output.js new file mode 100644 index 00000000..9ef5171c --- /dev/null +++ b/tools/test-js-optimizer-si-output.js @@ -0,0 +1,197 @@ +function a() { + if (x ? y : 0) { + g(); + } + if (x) { + if (y) { + g(); + } else { + h(); + } + } + if (x) { + if (y) { + g(); + } + h(); + } + if (x) { + if (y) { + g(); + } + } else { + h(); + } + if (x) { + return; + if (y) { + g(); + } + } + if ((x ? y : 0) ? z : 0) { + g(); + } + if (x) { + return; + if (y ? z : 0) { + g(); + } + } + if (x ? y : 0) { + return; + if (z) { + g(); + } + } + if (x ? y : 0) { + if (z) { + g(); + } + f(); + } + if (x) { + if (y ? z : 0) { + g(); + } + f(); + } + if (x ? (f(), x = x + 2 | 0, y) : 0) { + g(); + } + if (x) { + f(); + x = x + 2 | 0; + return; + if (y) { + g(); + } + } + andNowForElses(); + if (x ? y : 0) { + f(); + } else { + label = 5; + } + if (x) { + if (y) { + f(); + } else { + label = 5; + } + } else { + label = 6; + } + if (x) { + if (y) { + f(); + } else { + label = 5; + } + } + if (x) { + if (y) { + f(); + } + } else { + label = 5; + } + if (x) { + a = 5; + if (y) { + f(); + } + } else { + label = 5; + } + fuseElses(); + if (x ? y : 0) { + f(); + } else { + a(); + } + if (x ? y : 0) { + f(); + } else { + label = 52; + } + if ((label | 0) == 62) { + label = 0; + a(); + } + if (x ? y : 0) { + f(); + } else { + a(); + } + while (1) { + if (x ? y : 0) { + f(); + } else { + label = 953; + } + if ((label | 0) == 953) { + a(); + } + } + if (x ? y : 0) { + label = 54; + } else { + label = 54; + } + if ((label | 0) == 54) { + label = 0; + a(); + } +} +function b() { + if (x) { + a(); + } else { + label = 5; + } + if ((label | 0) == 5) { + label = 0; + a(); + } +} +function c() { + label = x; + if (x ? y : 0) { + f(); + } else { + label = 151; + } + if ((label | 0) == 151) { + label = 0; + a(); + } +} +function d() { + if (x ? y : 0) { + f(); + } else { + label = 251; + } + if ((label | 0) == 251) { + label = 0; + a(); + } + if ((label | 0) == 251) { + a(); + } +} +function e() { + if (x ? y : 0) { + f(); + } else { + label = 351; + } + if ((label | 0) == 351) { + label = 0; + a(); + } + if ((label | 0) == x) { + a(); + } +} + diff --git a/tools/test-js-optimizer-si.js b/tools/test-js-optimizer-si.js new file mode 100644 index 00000000..04ceec4a --- /dev/null +++ b/tools/test-js-optimizer-si.js @@ -0,0 +1,258 @@ +function a() { + if (x) { + if (y) { + g(); + } + } + if (x) { + if (y) { + g(); + } else { + h(); + } + } + if (x) { + if (y) { + g(); + } + h(); + } + if (x) { + if (y) { + g(); + } + } else { + h(); + } + if (x) { + return; + if (y) { + g(); + } + } + if (x) { + if (y) { + if (z) { + g(); + } + } + } + if (x) { + return; + if (y) { + if (z) { + g(); + } + } + } + if (x) { + if (y) { + return; + if (z) { + g(); + } + } + } + if (x) { + if (y) { + if (z) { + g(); + } + f(); + } + } + if (x) { + if (y) { + if (z) { + g(); + } + } + f(); + } + if (x) { + f(); + x = x + 2 | 0; + if (y) { + g(); + } + } + if (x) { + f(); + x = x + 2 | 0; + return; + if (y) { + g(); + } + } + andNowForElses(); + if (x) { + if (y) { + f(); + } else { + label = 5; + } + } else { + label = 5; + } + if (x) { + if (y) { + f(); + } else { + label = 5; + } + } else { + label = 6; + } + if (x) { + if (y) { + f(); + } else { + label = 5; + } + } + if (x) { + if (y) { + f(); + } + } else { + label = 5; + } + if (x) { + a = 5; // do not commify me + if (y) { + f(); + } + } else { + label = 5; + } + fuseElses(); + if (x) { + if (y) { + f(); + } else { + label = 51; + } + } else { + label = 51; + } + if ((label|0) == 51) { + label = 0; + a(); + } + if (x) { + if (y) { + f(); + } else { + label = 52; + } + } else { + label = 52; + } + if ((label|0) == 62) { + label = 0; + a(); + } + if (x) { + if (y) { + f(); + } else { + label = 53; + } + } else { + label = 53; + } + if ((label|0) == 53) { + a(); + } + while (1) { + if (x) { + if (y) { + f(); + } else { + label = 953; + } + } else { + label = 953; + } + if ((label|0) == 953) { + a(); + } + } + if (x) { + if (y) { + label = 54; // extra label setting, cannot fuse here + } else { + label = 54; + } + } else { + label = 54; + } + if ((label|0) == 54) { + label = 0; + a(); + } +} +function b() { + if (x) { // will not be fused, since we did not eliminate with elses + a(); + } else { + label = 5; + } + if ((label|0) == 5) { + label = 0; + a(); + } +} +function c() { + label = x; // dynamic assign to label, suppresses label removal + if (x) { + if (y) { + f(); + } else { + label = 151; + } + } else { + label = 151; + } + if ((label|0) == 151) { + label = 0; + a(); + } +} +function d() { + if (x) { + if (y) { + f(); + } else { + label = 251; + } + } else { + label = 251; + } + if ((label|0) == 251) { + label = 0; + a(); + } + if ((label|0) == 251) { // extra check of label, suppresses label removal + a(); + } +} +function e() { + if (x) { + if (y) { + f(); + } else { + label = 351; + } + } else { + label = 351; + } + if ((label|0) == 351) { + label = 0; + a(); + } + if ((label|0) == x) { // dynamic check of label, suppresses label removal + a(); + } +} +// EMSCRIPTEN_GENERATED_FUNCTIONS: ["a", "b", "c", "d"] |
