diff options
Diffstat (limited to 'aclocal.m4')
| -rw-r--r-- | aclocal.m4 | 3865 |
1 files changed, 3865 insertions, 0 deletions
diff --git a/aclocal.m4 b/aclocal.m4 new file mode 100644 index 0000000000..6954761dc3 --- /dev/null +++ b/aclocal.m4 @@ -0,0 +1,3865 @@ +# libtool.m4 - Configure libtool for the host system. -*-Shell-script-*- +## Copyright 1996, 1997, 1998, 1999, 2000, 2001 +## Free Software Foundation, Inc. +## Originally by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996 +## +## This program is free software; you can redistribute it and/or modify +## it under the terms of the GNU General Public License as published by +## the Free Software Foundation; either version 2 of the License, or +## (at your option) any later version. +## +## This program is distributed in the hope that it will be useful, but +## WITHOUT ANY WARRANTY; without even the implied warranty of +## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +## General Public License for more details. +## +## You should have received a copy of the GNU General Public License +## along with this program; if not, write to the Free Software +## Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. +## +## As a special exception to the GNU General Public License, if you +## distribute this file as part of a program that contains a +## configuration script generated by Autoconf, you may include it under +## the same distribution terms that you use for the rest of that program. + +# serial 46 AC_PROG_LIBTOOL + +AC_DEFUN([AC_PROG_LIBTOOL], +[AC_REQUIRE([AC_LIBTOOL_SETUP])dnl + +# This can be used to rebuild libtool when needed +LIBTOOL_DEPS="$ac_aux_dir/ltmain.sh" + +# Always use our own libtool. +LIBTOOL='$(SHELL) $(top_builddir)/libtool' +AC_SUBST(LIBTOOL)dnl + +# Prevent multiple expansion +define([AC_PROG_LIBTOOL], []) +]) + +AC_DEFUN([AC_LIBTOOL_SETUP], +[AC_PREREQ(2.13)dnl +AC_REQUIRE([AC_ENABLE_SHARED])dnl +AC_REQUIRE([AC_ENABLE_STATIC])dnl +AC_REQUIRE([AC_ENABLE_FAST_INSTALL])dnl +AC_REQUIRE([AC_CANONICAL_HOST])dnl +AC_REQUIRE([AC_CANONICAL_BUILD])dnl +AC_REQUIRE([AC_PROG_CC])dnl +AC_REQUIRE([AC_PROG_LD])dnl +AC_REQUIRE([AC_PROG_LD_RELOAD_FLAG])dnl +AC_REQUIRE([AC_PROG_NM])dnl +AC_REQUIRE([AC_PROG_LN_S])dnl +AC_REQUIRE([AC_DEPLIBS_CHECK_METHOD])dnl +AC_REQUIRE([AC_OBJEXT])dnl +AC_REQUIRE([AC_EXEEXT])dnl +dnl + +_LT_AC_PROG_ECHO_BACKSLASH +# Only perform the check for file, if the check method requires it +case $deplibs_check_method in +file_magic*) + if test "$file_magic_cmd" = '$MAGIC_CMD'; then + AC_PATH_MAGIC + fi + ;; +esac + +AC_CHECK_TOOL(RANLIB, ranlib, :) +AC_CHECK_TOOL(STRIP, strip, :) + +ifdef([AC_PROVIDE_AC_LIBTOOL_DLOPEN], enable_dlopen=yes, enable_dlopen=no) +ifdef([AC_PROVIDE_AC_LIBTOOL_WIN32_DLL], +enable_win32_dll=yes, enable_win32_dll=no) + +AC_ARG_ENABLE(libtool-lock, + [ --disable-libtool-lock avoid locking (might break parallel builds)]) +test "x$enable_libtool_lock" != xno && enable_libtool_lock=yes + +# Some flags need to be propagated to the compiler or linker for good +# libtool support. +case $host in +*-*-irix6*) + # Find out which ABI we are using. + echo '[#]line __oline__ "configure"' > conftest.$ac_ext + if AC_TRY_EVAL(ac_compile); then + case `/usr/bin/file conftest.$ac_objext` in + *32-bit*) + LD="${LD-ld} -32" + ;; + *N32*) + LD="${LD-ld} -n32" + ;; + *64-bit*) + LD="${LD-ld} -64" + ;; + esac + fi + rm -rf conftest* + ;; + +*-*-sco3.2v5*) + # On SCO OpenServer 5, we need -belf to get full-featured binaries. + SAVE_CFLAGS="$CFLAGS" + CFLAGS="$CFLAGS -belf" + AC_CACHE_CHECK([whether the C compiler needs -belf], lt_cv_cc_needs_belf, + [AC_LANG_SAVE + AC_LANG_C + AC_TRY_LINK([],[],[lt_cv_cc_needs_belf=yes],[lt_cv_cc_needs_belf=no]) + AC_LANG_RESTORE]) + if test x"$lt_cv_cc_needs_belf" != x"yes"; then + # this is probably gcc 2.8.0, egcs 1.0 or newer; no need for -belf + CFLAGS="$SAVE_CFLAGS" + fi + ;; + +ifdef([AC_PROVIDE_AC_LIBTOOL_WIN32_DLL], +[*-*-cygwin* | *-*-mingw* | *-*-pw32*) + AC_CHECK_TOOL(DLLTOOL, dlltool, false) + AC_CHECK_TOOL(AS, as, false) + AC_CHECK_TOOL(OBJDUMP, objdump, false) + + # recent cygwin and mingw systems supply a stub DllMain which the user + # can override, but on older systems we have to supply one + AC_CACHE_CHECK([if libtool should supply DllMain function], lt_cv_need_dllmain, + [AC_TRY_LINK([], + [extern int __attribute__((__stdcall__)) DllMain(void*, int, void*); + DllMain (0, 0, 0);], + [lt_cv_need_dllmain=no],[lt_cv_need_dllmain=yes])]) + + case $host/$CC in + *-*-cygwin*/gcc*-mno-cygwin*|*-*-mingw*) + # old mingw systems require "-dll" to link a DLL, while more recent ones + # require "-mdll" + SAVE_CFLAGS="$CFLAGS" + CFLAGS="$CFLAGS -mdll" + AC_CACHE_CHECK([how to link DLLs], lt_cv_cc_dll_switch, + [AC_TRY_LINK([], [], [lt_cv_cc_dll_switch=-mdll],[lt_cv_cc_dll_switch=-dll])]) + CFLAGS="$SAVE_CFLAGS" ;; + *-*-cygwin* | *-*-pw32*) + # cygwin systems need to pass --dll to the linker, and not link + # crt.o which will require a WinMain@16 definition. + lt_cv_cc_dll_switch="-Wl,--dll -nostartfiles" ;; + esac + ;; + ]) +esac + +_LT_AC_LTCONFIG_HACK + +]) + +# AC_LIBTOOL_HEADER_ASSERT +# ------------------------ +AC_DEFUN([AC_LIBTOOL_HEADER_ASSERT], +[AC_CACHE_CHECK([whether $CC supports assert without backlinking], + [lt_cv_func_assert_works], + [case $host in + *-*-solaris*) + if test "$GCC" = yes && test "$with_gnu_ld" != yes; then + case `$CC --version 2>/dev/null` in + [[12]].*) lt_cv_func_assert_works=no ;; + *) lt_cv_func_assert_works=yes ;; + esac + fi + ;; + esac]) + +if test "x$lt_cv_func_assert_works" = xyes; then + AC_CHECK_HEADERS(assert.h) +fi +])# AC_LIBTOOL_HEADER_ASSERT + +# _LT_AC_CHECK_DLFCN +# -------------------- +AC_DEFUN([_LT_AC_CHECK_DLFCN], +[AC_CHECK_HEADERS(dlfcn.h) +])# _LT_AC_CHECK_DLFCN + +# AC_LIBTOOL_SYS_GLOBAL_SYMBOL_PIPE +# --------------------------------- +AC_DEFUN([AC_LIBTOOL_SYS_GLOBAL_SYMBOL_PIPE], +[AC_REQUIRE([AC_CANONICAL_HOST]) +AC_REQUIRE([AC_PROG_NM]) +AC_REQUIRE([AC_OBJEXT]) +# Check for command to grab the raw symbol name followed by C symbol from nm. +AC_MSG_CHECKING([command to parse $NM output]) +AC_CACHE_VAL([lt_cv_sys_global_symbol_pipe], [dnl + +# These are sane defaults that work on at least a few old systems. +# [They come from Ultrix. What could be older than Ultrix?!! ;)] + +# Character class describing NM global symbol codes. +symcode='[[BCDEGRST]]' + +# Regexp to match symbols that can be accessed directly from C. +sympat='\([[_A-Za-z]][[_A-Za-z0-9]]*\)' + +# Transform the above into a raw symbol and a C symbol. +symxfrm='\1 \2\3 \3' + +# Transform an extracted symbol line into a proper C declaration +lt_cv_global_symbol_to_cdecl="sed -n -e 's/^. .* \(.*\)$/extern char \1;/p'" + +# Transform an extracted symbol line into symbol name and symbol address +lt_cv_global_symbol_to_c_name_address="sed -n -e 's/^: \([[^ ]]*\) $/ {\\\"\1\\\", (lt_ptr) 0},/p' -e 's/^$symcode \([[^ ]]*\) \([[^ ]]*\)$/ {\"\2\", (lt_ptr) \&\2},/p'" + +# Define system-specific variables. +case $host_os in +aix*) + symcode='[[BCDT]]' + ;; +cygwin* | mingw* | pw32*) + symcode='[[ABCDGISTW]]' + ;; +hpux*) # Its linker distinguishes data from code symbols + lt_cv_global_symbol_to_cdecl="sed -n -e 's/^T .* \(.*\)$/extern char \1();/p' -e 's/^$symcode* .* \(.*\)$/extern char \1;/p'" + lt_cv_global_symbol_to_c_name_address="sed -n -e 's/^: \([[^ ]]*\) $/ {\\\"\1\\\", (lt_ptr) 0},/p' -e 's/^$symcode* \([[^ ]]*\) \([[^ ]]*\)$/ {\"\2\", (lt_ptr) \&\2},/p'" + ;; +irix*) + symcode='[[BCDEGRST]]' + ;; +solaris* | sysv5*) + symcode='[[BDT]]' + ;; +sysv4) + symcode='[[DFNSTU]]' + ;; +esac + +# Handle CRLF in mingw tool chain +opt_cr= +case $host_os in +mingw*) + opt_cr=`echo 'x\{0,1\}' | tr x '\015'` # option cr in regexp + ;; +esac + +# If we're using GNU nm, then use its standard symbol codes. +if $NM -V 2>&1 | egrep '(GNU|with BFD)' > /dev/null; then + symcode='[[ABCDGISTW]]' +fi + +# Try without a prefix undercore, then with it. +for ac_symprfx in "" "_"; do + + # Write the raw and C identifiers. +lt_cv_sys_global_symbol_pipe="sed -n -e 's/^.*[[ ]]\($symcode$symcode*\)[[ ]][[ ]]*\($ac_symprfx\)$sympat$opt_cr$/$symxfrm/p'" + + # Check to see that the pipe works correctly. + pipe_works=no + rm -f conftest* + cat > conftest.$ac_ext <<EOF +#ifdef __cplusplus +extern "C" { +#endif +char nm_test_var; +void nm_test_func(){} +#ifdef __cplusplus +} +#endif +int main(){nm_test_var='a';nm_test_func();return(0);} +EOF + + if AC_TRY_EVAL(ac_compile); then + # Now try to grab the symbols. + nlist=conftest.nm + if AC_TRY_EVAL(NM conftest.$ac_objext \| $lt_cv_sys_global_symbol_pipe \> $nlist) && test -s "$nlist"; then + # Try sorting and uniquifying the output. + if sort "$nlist" | uniq > "$nlist"T; then + mv -f "$nlist"T "$nlist" + else + rm -f "$nlist"T + fi + + # Make sure that we snagged all the symbols we need. + if egrep ' nm_test_var$' "$nlist" >/dev/null; then + if egrep ' nm_test_func$' "$nlist" >/dev/null; then + cat <<EOF > conftest.$ac_ext +#ifdef __cplusplus +extern "C" { +#endif + +EOF + # Now generate the symbol file. + eval "$lt_cv_global_symbol_to_cdecl"' < "$nlist" >> conftest.$ac_ext' + + cat <<EOF >> conftest.$ac_ext +#if defined (__STDC__) && __STDC__ +# define lt_ptr void * +#else +# define lt_ptr char * +# define const +#endif + +/* The mapping between symbol names and symbols. */ +const struct { + const char *name; + lt_ptr address; +} +lt_preloaded_symbols[[]] = +{ +EOF + sed "s/^$symcode$symcode* \(.*\) \(.*\)$/ {\"\2\", (lt_ptr) \&\2},/" < "$nlist" >> conftest.$ac_ext + cat <<\EOF >> conftest.$ac_ext + {0, (lt_ptr) 0} +}; + +#ifdef __cplusplus +} +#endif +EOF + # Now try linking the two files. + mv conftest.$ac_objext conftstm.$ac_objext + save_LIBS="$LIBS" + save_CFLAGS="$CFLAGS" + LIBS="conftstm.$ac_objext" + CFLAGS="$CFLAGS$no_builtin_flag" + if AC_TRY_EVAL(ac_link) && test -s conftest; then + pipe_works=yes + fi + LIBS="$save_LIBS" + CFLAGS="$save_CFLAGS" + else + echo "cannot find nm_test_func in $nlist" >&AC_FD_CC + fi + else + echo "cannot find nm_test_var in $nlist" >&AC_FD_CC + fi + else + echo "cannot run $lt_cv_sys_global_symbol_pipe" >&AC_FD_CC + fi + else + echo "$progname: failed program was:" >&AC_FD_CC + cat conftest.$ac_ext >&5 + fi + rm -f conftest* conftst* + + # Do not use the global_symbol_pipe unless it works. + if test "$pipe_works" = yes; then + break + else + lt_cv_sys_global_symbol_pipe= + fi +done +]) +global_symbol_pipe="$lt_cv_sys_global_symbol_pipe" +if test -z "$lt_cv_sys_global_symbol_pipe"; then + global_symbol_to_cdecl= + global_symbol_to_c_name_address= +else + global_symbol_to_cdecl="$lt_cv_global_symbol_to_cdecl" + global_symbol_to_c_name_address="$lt_cv_global_symbol_to_c_name_address" +fi +if test -z "$global_symbol_pipe$global_symbol_to_cdec$global_symbol_to_c_name_address"; +then + AC_MSG_RESULT(failed) +else + AC_MSG_RESULT(ok) +fi +]) # AC_LIBTOOL_SYS_GLOBAL_SYMBOL_PIPE + +# _LT_AC_LIBTOOL_SYS_PATH_SEPARATOR +# --------------------------------- +AC_DEFUN([_LT_AC_LIBTOOL_SYS_PATH_SEPARATOR], +[# Find the correct PATH separator. Usually this is `:', but +# DJGPP uses `;' like DOS. +if test "X${PATH_SEPARATOR+set}" != Xset; then + UNAME=${UNAME-`uname 2>/dev/null`} + case X$UNAME in + *-DOS) lt_cv_sys_path_separator=';' ;; + *) lt_cv_sys_path_separator=':' ;; + esac + PATH_SEPARATOR=$lt_cv_sys_path_separator +fi +])# _LT_AC_LIBTOOL_SYS_PATH_SEPARATOR + +# _LT_AC_PROG_ECHO_BACKSLASH +# -------------------------- +# Add some code to the start of the generated configure script which +# will find an echo command which doesn't interpret backslashes. +AC_DEFUN([_LT_AC_PROG_ECHO_BACKSLASH], +[ifdef([AC_DIVERSION_NOTICE], [AC_DIVERT_PUSH(AC_DIVERSION_NOTICE)], + [AC_DIVERT_PUSH(NOTICE)]) +_LT_AC_LIBTOOL_SYS_PATH_SEPARATOR + +# Check that we are running under the correct shell. +SHELL=${CONFIG_SHELL-/bin/sh} + +case X$ECHO in +X*--fallback-echo) + # Remove one level of quotation (which was required for Make). + ECHO=`echo "$ECHO" | sed 's,\\\\\[$]\\[$]0,'[$]0','` + ;; +esac + +echo=${ECHO-echo} +if test "X[$]1" = X--no-reexec; then + # Discard the --no-reexec flag, and continue. + shift +elif test "X[$]1" = X--fallback-echo; then + # Avoid inline document here, it may be left over + : +elif test "X`($echo '\t') 2>/dev/null`" = 'X\t'; then + # Yippee, $echo works! + : +else + # Restart under the correct shell. + exec $SHELL "[$]0" --no-reexec ${1+"[$]@"} +fi + +if test "X[$]1" = X--fallback-echo; then + # used as fallback echo + shift + cat <<EOF +$* +EOF + exit 0 +fi + +# The HP-UX ksh and POSIX shell print the target directory to stdout +# if CDPATH is set. +if test "X${CDPATH+set}" = Xset; then CDPATH=:; export CDPATH; fi + +if test -z "$ECHO"; then +if test "X${echo_test_string+set}" != Xset; then +# find a string as large as possible, as long as the shell can cope with it + for cmd in 'sed 50q "[$]0"' 'sed 20q "[$]0"' 'sed 10q "[$]0"' 'sed 2q "[$]0"' 'echo test'; do + # expected sizes: less than 2Kb, 1Kb, 512 bytes, 16 bytes, ... + if (echo_test_string="`eval $cmd`") 2>/dev/null && + echo_test_string="`eval $cmd`" && + (test "X$echo_test_string" = "X$echo_test_string") 2>/dev/null + then + break + fi + done +fi + +if test "X`($echo '\t') 2>/dev/null`" = 'X\t' && + echo_testing_string=`($echo "$echo_test_string") 2>/dev/null` && + test "X$echo_testing_string" = "X$echo_test_string"; then + : +else + # The Solaris, AIX, and Digital Unix default echo programs unquote + # backslashes. This makes it impossible to quote backslashes using + # echo "$something" | sed 's/\\/\\\\/g' + # + # So, first we look for a working echo in the user's PATH. + + IFS="${IFS= }"; save_ifs="$IFS"; IFS=$PATH_SEPARATOR + for dir in $PATH /usr/ucb; do + if (test -f $dir/echo || test -f $dir/echo$ac_exeext) && + test "X`($dir/echo '\t') 2>/dev/null`" = 'X\t' && + echo_testing_string=`($dir/echo "$echo_test_string") 2>/dev/null` && + test "X$echo_testing_string" = "X$echo_test_string"; then + echo="$dir/echo" + break + fi + done + IFS="$save_ifs" + + if test "X$echo" = Xecho; then + # We didn't find a better echo, so look for alternatives. + if test "X`(print -r '\t') 2>/dev/null`" = 'X\t' && + echo_testing_string=`(print -r "$echo_test_string") 2>/dev/null` && + test "X$echo_testing_string" = "X$echo_test_string"; then + # This shell has a builtin print -r that does the trick. + echo='print -r' + elif (test -f /bin/ksh || test -f /bin/ksh$ac_exeext) && + test "X$CONFIG_SHELL" != X/bin/ksh; then + # If we have ksh, try running configure again with it. + ORIGINAL_CONFIG_SHELL=${CONFIG_SHELL-/bin/sh} + export ORIGINAL_CONFIG_SHELL + CONFIG_SHELL=/bin/ksh + export CONFIG_SHELL + exec $CONFIG_SHELL "[$]0" --no-reexec ${1+"[$]@"} + else + # Try using printf. + echo='printf %s\n' + if test "X`($echo '\t') 2>/dev/null`" = 'X\t' && + echo_testing_string=`($echo "$echo_test_string") 2>/dev/null` && + test "X$echo_testing_string" = "X$echo_test_string"; then + # Cool, printf works + : + elif echo_testing_string=`($ORIGINAL_CONFIG_SHELL "[$]0" --fallback-echo '\t') 2>/dev/null` && + test "X$echo_testing_string" = 'X\t' && + echo_testing_string=`($ORIGINAL_CONFIG_SHELL "[$]0" --fallback-echo "$echo_test_string") 2>/dev/null` && + test "X$echo_testing_string" = "X$echo_test_string"; then + CONFIG_SHELL=$ORIGINAL_CONFIG_SHELL + export CONFIG_SHELL + SHELL="$CONFIG_SHELL" + export SHELL + echo="$CONFIG_SHELL [$]0 --fallback-echo" + elif echo_testing_string=`($CONFIG_SHELL "[$]0" --fallback-echo '\t') 2>/dev/null` && + test "X$echo_testing_string" = 'X\t' && + echo_testing_string=`($CONFIG_SHELL "[$]0" --fallback-echo "$echo_test_string") 2>/dev/null` && + test "X$echo_testing_string" = "X$echo_test_string"; then + echo="$CONFIG_SHELL [$]0 --fallback-echo" + else + # maybe with a smaller string... + prev=: + + for cmd in 'echo test' 'sed 2q "[$]0"' 'sed 10q "[$]0"' 'sed 20q "[$]0"' 'sed 50q "[$]0"'; do + if (test "X$echo_test_string" = "X`eval $cmd`") 2>/dev/null + then + break + fi + prev="$cmd" + done + + if test "$prev" != 'sed 50q "[$]0"'; then + echo_test_string=`eval $prev` + export echo_test_string + exec ${ORIGINAL_CONFIG_SHELL-${CONFIG_SHELL-/bin/sh}} "[$]0" ${1+"[$]@"} + else + # Oops. We lost completely, so just stick with echo. + echo=echo + fi + fi + fi + fi +fi +fi + +# Copy echo and quote the copy suitably for passing to libtool from +# the Makefile, instead of quoting the original, which is used later. +ECHO=$echo +if test "X$ECHO" = "X$CONFIG_SHELL [$]0 --fallback-echo"; then + ECHO="$CONFIG_SHELL \\\$\[$]0 --fallback-echo" +fi + +AC_SUBST(ECHO) +AC_DIVERT_POP +])# _LT_AC_PROG_ECHO_BACKSLASH + +# _LT_AC_TRY_DLOPEN_SELF (ACTION-IF-TRUE, ACTION-IF-TRUE-W-USCORE, +# ACTION-IF-FALSE, ACTION-IF-CROSS-COMPILING) +# ------------------------------------------------------------------ +AC_DEFUN([_LT_AC_TRY_DLOPEN_SELF], +[if test "$cross_compiling" = yes; then : + [$4] +else + AC_REQUIRE([_LT_AC_CHECK_DLFCN])dnl + lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2 + lt_status=$lt_dlunknown + cat > conftest.$ac_ext <<EOF +[#line __oline__ "configure" +#include "confdefs.h" + +#if HAVE_DLFCN_H +#include <dlfcn.h> +#endif + +#include <stdio.h> + +#ifdef RTLD_GLOBAL +# define LT_DLGLOBAL RTLD_GLOBAL +#else +# ifdef DL_GLOBAL +# define LT_DLGLOBAL DL_GLOBAL +# else +# define LT_DLGLOBAL 0 +# endif +#endif + +/* We may have to define LT_DLLAZY_OR_NOW in the command line if we + find out it does not work in some platform. */ +#ifndef LT_DLLAZY_OR_NOW +# ifdef RTLD_LAZY +# define LT_DLLAZY_OR_NOW RTLD_LAZY +# else +# ifdef DL_LAZY +# define LT_DLLAZY_OR_NOW DL_LAZY +# else +# ifdef RTLD_NOW +# define LT_DLLAZY_OR_NOW RTLD_NOW +# else +# ifdef DL_NOW +# define LT_DLLAZY_OR_NOW DL_NOW +# else +# define LT_DLLAZY_OR_NOW 0 +# endif +# endif +# endif +# endif +#endif + +#ifdef __cplusplus +extern "C" void exit (int); +#endif + +void fnord() { int i=42;} +int main () +{ + void *self = dlopen (0, LT_DLGLOBAL|LT_DLLAZY_OR_NOW); + int status = $lt_dlunknown; + + if (self) + { + if (dlsym (self,"fnord")) status = $lt_dlno_uscore; + else if (dlsym( self,"_fnord")) status = $lt_dlneed_uscore; + /* dlclose (self); */ + } + + exit (status); +}] +EOF + if AC_TRY_EVAL(ac_link) && test -s conftest${ac_exeext} 2>/dev/null; then + (./conftest; exit; ) 2>/dev/null + lt_status=$? + case x$lt_status in + x$lt_dlno_uscore) $1 ;; + x$lt_dlneed_uscore) $2 ;; + x$lt_unknown|x*) $3 ;; + esac + else : + # compilation failed + $3 + fi +fi +rm -fr conftest* +])# _LT_AC_TRY_DLOPEN_SELF + +# AC_LIBTOOL_DLOPEN_SELF +# ------------------- +AC_DEFUN([AC_LIBTOOL_DLOPEN_SELF], +[if test "x$enable_dlopen" != xyes; then + enable_dlopen=unknown + enable_dlopen_self=unknown + enable_dlopen_self_static=unknown +else + lt_cv_dlopen=no + lt_cv_dlopen_libs= + + case $host_os in + beos*) + lt_cv_dlopen="load_add_on" + lt_cv_dlopen_libs= + lt_cv_dlopen_self=yes + ;; + + cygwin* | mingw* | pw32*) + lt_cv_dlopen="LoadLibrary" + lt_cv_dlopen_libs= + ;; + + *) + AC_CHECK_FUNC([shl_load], + [lt_cv_dlopen="shl_load"], + [AC_CHECK_LIB([dld], [shl_load], + [lt_cv_dlopen="shl_load" lt_cv_dlopen_libs="-dld"], + [AC_CHECK_FUNC([dlopen], + [lt_cv_dlopen="dlopen"], + [AC_CHECK_LIB([dl], [dlopen], + [lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-ldl"], + [AC_CHECK_LIB([svld], [dlopen], + [lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-lsvld"], + [AC_CHECK_LIB([dld], [dld_link], + [lt_cv_dlopen="dld_link" lt_cv_dlopen_libs="-dld"]) + ]) + ]) + ]) + ]) + ]) + ;; + esac + + if test "x$lt_cv_dlopen" != xno; then + enable_dlopen=yes + else + enable_dlopen=no + fi + + case $lt_cv_dlopen in + dlopen) + save_CPPFLAGS="$CPPFLAGS" + AC_REQUIRE([_LT_AC_CHECK_DLFCN])dnl + test "x$ac_cv_header_dlfcn_h" = xyes && CPPFLAGS="$CPPFLAGS -DHAVE_DLFCN_H" + + save_LDFLAGS="$LDFLAGS" + eval LDFLAGS=\"\$LDFLAGS $export_dynamic_flag_spec\" + + save_LIBS="$LIBS" + LIBS="$lt_cv_dlopen_libs $LIBS" + + AC_CACHE_CHECK([whether a program can dlopen itself], + lt_cv_dlopen_self, [dnl + _LT_AC_TRY_DLOPEN_SELF( + lt_cv_dlopen_self=yes, lt_cv_dlopen_self=yes, + lt_cv_dlopen_self=no, lt_cv_dlopen_self=cross) + ]) + + if test "x$lt_cv_dlopen_self" = xyes; then + LDFLAGS="$LDFLAGS $link_static_flag" + AC_CACHE_CHECK([whether a statically linked program can dlopen itself], + lt_cv_dlopen_self_static, [dnl + _LT_AC_TRY_DLOPEN_SELF( + lt_cv_dlopen_self_static=yes, lt_cv_dlopen_self_static=yes, + lt_cv_dlopen_self_static=no, lt_cv_dlopen_self_static=cross) + ]) + fi + + CPPFLAGS="$save_CPPFLAGS" + LDFLAGS="$save_LDFLAGS" + LIBS="$save_LIBS" + ;; + esac + + case $lt_cv_dlopen_self in + yes|no) enable_dlopen_self=$lt_cv_dlopen_self ;; + *) enable_dlopen_self=unknown ;; + esac + + case $lt_cv_dlopen_self_static in + yes|no) enable_dlopen_self_static=$lt_cv_dlopen_self_static ;; + *) enable_dlopen_self_static=unknown ;; + esac +fi +])# AC_LIBTOOL_DLOPEN_SELF + +AC_DEFUN([_LT_AC_LTCONFIG_HACK], +[AC_REQUIRE([AC_LIBTOOL_SYS_GLOBAL_SYMBOL_PIPE])dnl +# Sed substitution that helps us do robust quoting. It backslashifies +# metacharacters that are still active within double-quoted strings. +Xsed='sed -e s/^X//' +sed_quote_subst='s/\([[\\"\\`$\\\\]]\)/\\\1/g' + +# Same as above, but do not quote variable references. +double_quote_subst='s/\([[\\"\\`\\\\]]\)/\\\1/g' + +# Sed substitution to delay expansion of an escaped shell variable in a +# double_quote_subst'ed string. +delay_variable_subst='s/\\\\\\\\\\\$/\\\\\\$/g' + +# Constants: +rm="rm -f" + +# Global variables: +default_ofile=libtool +can_build_shared=yes + +# All known linkers require a `.a' archive for static linking (except M$VC, +# which needs '.lib'). +libext=a +ltmain="$ac_aux_dir/ltmain.sh" +ofile="$default_ofile" +with_gnu_ld="$lt_cv_prog_gnu_ld" +need_locks="$enable_libtool_lock" + +old_CC="$CC" +old_CFLAGS="$CFLAGS" + +# Set sane defaults for various variables +test -z "$AR" && AR=ar +test -z "$AR_FLAGS" && AR_FLAGS=cru +test -z "$AS" && AS=as +test -z "$CC" && CC=cc +test -z "$DLLTOOL" && DLLTOOL=dlltool +test -z "$LD" && LD=ld +test -z "$LN_S" && LN_S="ln -s" +test -z "$MAGIC_CMD" && MAGIC_CMD=file +test -z "$NM" && NM=nm +test -z "$OBJDUMP" && OBJDUMP=objdump +test -z "$RANLIB" && RANLIB=: +test -z "$STRIP" && STRIP=: +test -z "$ac_objext" && ac_objext=o + +if test x"$host" != x"$build"; then + ac_tool_prefix=${host_alias}- +else + ac_tool_prefix= +fi + +# Transform linux* to *-*-linux-gnu*, to support old configure scripts. +case $host_os in +linux-gnu*) ;; +linux*) host=`echo $host | sed 's/^\(.*-.*-linux\)\(.*\)$/\1-gnu\2/'` +esac + +case $host_os in +aix3*) + # AIX sometimes has problems with the GCC collect2 program. For some + # reason, if we set the COLLECT_NAMES environment variable, the problems + # vanish in a puff of smoke. + if test "X${COLLECT_NAMES+set}" != Xset; then + COLLECT_NAMES= + export COLLECT_NAMES + fi + ;; +esac + +# Determine commands to create old-style static archives. +old_archive_cmds='$AR $AR_FLAGS $oldlib$oldobjs$old_deplibs' +old_postinstall_cmds='chmod 644 $oldlib' +old_postuninstall_cmds= + +if test -n "$RANLIB"; then + case $host_os in + openbsd*) + old_postinstall_cmds="\$RANLIB -t \$oldlib~$old_postinstall_cmds" + ;; + *) + old_postinstall_cmds="\$RANLIB \$oldlib~$old_postinstall_cmds" + ;; + esac + old_archive_cmds="$old_archive_cmds~\$RANLIB \$oldlib" +fi + +# Allow CC to be a program name with arguments. +set dummy $CC +compiler="[$]2" + +## FIXME: this should be a separate macro +## +AC_MSG_CHECKING([for objdir]) +rm -f .libs 2>/dev/null +mkdir .libs 2>/dev/null +if test -d .libs; then + objdir=.libs +else + # MS-DOS does not allow filenames that begin with a dot. + objdir=_libs +fi +rmdir .libs 2>/dev/null +AC_MSG_RESULT($objdir) +## +## END FIXME + + +## FIXME: this should be a separate macro +## +AC_ARG_WITH(pic, +[ --with-pic try to use only PIC/non-PIC objects [default=use both]], +pic_mode="$withval", pic_mode=default) +test -z "$pic_mode" && pic_mode=default + +# We assume here that the value for lt_cv_prog_cc_pic will not be cached +# in isolation, and that seeing it set (from the cache) indicates that +# the associated values are set (in the cache) correctly too. +AC_MSG_CHECKING([for $compiler option to produce PIC]) +AC_CACHE_VAL(lt_cv_prog_cc_pic, +[ lt_cv_prog_cc_pic= + lt_cv_prog_cc_shlib= + lt_cv_prog_cc_wl= + lt_cv_prog_cc_static= + lt_cv_prog_cc_no_builtin= + lt_cv_prog_cc_can_build_shared=$can_build_shared + + if test "$GCC" = yes; then + lt_cv_prog_cc_wl='-Wl,' + lt_cv_prog_cc_static='-static' + + case $host_os in + aix*) + # Below there is a dirty hack to force normal static linking with -ldl + # The problem is because libdl dynamically linked with both libc and + # libC (AIX C++ library), which obviously doesn't included in libraries + # list by gcc. This cause undefined symbols with -static flags. + # This hack allows C programs to be linked with "-static -ldl", but + # not sure about C++ programs. + lt_cv_prog_cc_static="$lt_cv_prog_cc_static ${lt_cv_prog_cc_wl}-lC" + ;; + amigaos*) + # FIXME: we need at least 68020 code to build shared libraries, but + # adding the `-m68020' flag to GCC prevents building anything better, + # like `-m68040'. + lt_cv_prog_cc_pic='-m68020 -resident32 -malways-restore-a4' + ;; + beos* | irix5* | irix6* | osf3* | osf4* | osf5*) + # PIC is the default for these OSes. + ;; + darwin* | rhapsody*) + # PIC is the default on this platform + # Common symbols not allowed in MH_DYLIB files + lt_cv_prog_cc_pic='-fno-common' + ;; + cygwin* | mingw* | pw32* | os2*) + # This hack is so that the source file can tell whether it is being + # built for inclusion in a dll (and should export symbols for example). + lt_cv_prog_cc_pic='-DDLL_EXPORT' + ;; + sysv4*MP*) + if test -d /usr/nec; then + lt_cv_prog_cc_pic=-Kconform_pic + fi + ;; + *) + lt_cv_prog_cc_pic='-fPIC' + ;; + esac + else + # PORTME Check for PIC flags for the system compiler. + case $host_os in + aix3* | aix4* | aix5*) + lt_cv_prog_cc_wl='-Wl,' + # All AIX code is PIC. + if test "$host_cpu" = ia64; then + # AIX 5 now supports IA64 processor + lt_cv_prog_cc_static='-Bstatic' + else + lt_cv_prog_cc_static='-bnso -bI:/lib/syscalls.exp' + fi + ;; + + hpux9* | hpux10* | hpux11*) + # Is there a better lt_cv_prog_cc_static that works with the bundled CC? + lt_cv_prog_cc_wl='-Wl,' + lt_cv_prog_cc_static="${lt_cv_prog_cc_wl}-a ${lt_cv_prog_cc_wl}archive" + lt_cv_prog_cc_pic='+Z' + ;; + + irix5* | irix6*) + lt_cv_prog_cc_wl='-Wl,' + lt_cv_prog_cc_static='-non_shared' + # PIC (with -KPIC) is the default. + ;; + + cygwin* | mingw* | pw32* | os2*) + # This hack is so that the source file can tell whether it is being + # built for inclusion in a dll (and should export symbols for example). + lt_cv_prog_cc_pic='-DDLL_EXPORT' + ;; + + newsos6) + lt_cv_prog_cc_pic='-KPIC' + lt_cv_prog_cc_static='-Bstatic' + ;; + + osf3* | osf4* | osf5*) + # All OSF/1 code is PIC. + lt_cv_prog_cc_wl='-Wl,' + lt_cv_prog_cc_static='-non_shared' + ;; + + sco3.2v5*) + lt_cv_prog_cc_pic='-Kpic' + lt_cv_prog_cc_static='-dn' + lt_cv_prog_cc_shlib='-belf' + ;; + + solaris*) + lt_cv_prog_cc_pic='-KPIC' + lt_cv_prog_cc_static='-Bstatic' + lt_cv_prog_cc_wl='-Wl,' + ;; + + sunos4*) + lt_cv_prog_cc_pic='-PIC' + lt_cv_prog_cc_static='-Bstatic' + lt_cv_prog_cc_wl='-Qoption ld ' + ;; + + sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*) + lt_cv_prog_cc_pic='-KPIC' + lt_cv_prog_cc_static='-Bstatic' + if test "x$host_vendor" = xsni; then + lt_cv_prog_cc_wl='-LD' + else + lt_cv_prog_cc_wl='-Wl,' + fi + ;; + + uts4*) + lt_cv_prog_cc_pic='-pic' + lt_cv_prog_cc_static='-Bstatic' + ;; + + sysv4*MP*) + if test -d /usr/nec ;then + lt_cv_prog_cc_pic='-Kconform_pic' + lt_cv_prog_cc_static='-Bstatic' + fi + ;; + + *) + lt_cv_prog_cc_can_build_shared=no + ;; + esac + fi +]) +if test -z "$lt_cv_prog_cc_pic"; then + AC_MSG_RESULT([none]) +else + AC_MSG_RESULT([$lt_cv_prog_cc_pic]) + + # Check to make sure the pic_flag actually works. + AC_MSG_CHECKING([if $compiler PIC flag $lt_cv_prog_cc_pic works]) + AC_CACHE_VAL(lt_cv_prog_cc_pic_works, [dnl + save_CFLAGS="$CFLAGS" + CFLAGS="$CFLAGS $lt_cv_prog_cc_pic -DPIC" + AC_TRY_COMPILE([], [], [dnl + case $host_os in + hpux9* | hpux10* | hpux11*) + # On HP-UX, both CC and GCC only warn that PIC is supported... then + # they create non-PIC objects. So, if there were any warnings, we + # assume that PIC is not supported. + if test -s conftest.err; then + lt_cv_prog_cc_pic_works=no + else + lt_cv_prog_cc_pic_works=yes + fi + ;; + *) + lt_cv_prog_cc_pic_works=yes + ;; + esac + ], [dnl + lt_cv_prog_cc_pic_works=no + ]) + CFLAGS="$save_CFLAGS" + ]) + + if test "X$lt_cv_prog_cc_pic_works" = Xno; then + lt_cv_prog_cc_pic= + lt_cv_prog_cc_can_build_shared=no + else + lt_cv_prog_cc_pic=" $lt_cv_prog_cc_pic" + fi + + AC_MSG_RESULT([$lt_cv_prog_cc_pic_works]) +fi +## +## END FIXME + +# Check for any special shared library compilation flags. +if test -n "$lt_cv_prog_cc_shlib"; then + AC_MSG_WARN([\`$CC' requires \`$lt_cv_prog_cc_shlib' to build shared libraries]) + if echo "$old_CC $old_CFLAGS " | egrep -e "[[ ]]$lt_cv_prog_cc_shlib[[ ]]" >/dev/null; then : + else + AC_MSG_WARN([add \`$lt_cv_prog_cc_shlib' to the CC or CFLAGS env variable and reconfigure]) + lt_cv_prog_cc_can_build_shared=no + fi +fi + +## FIXME: this should be a separate macro +## +AC_MSG_CHECKING([if $compiler static flag $lt_cv_prog_cc_static works]) +AC_CACHE_VAL([lt_cv_prog_cc_static_works], [dnl + lt_cv_prog_cc_static_works=no + save_LDFLAGS="$LDFLAGS" + LDFLAGS="$LDFLAGS $lt_cv_prog_cc_static" + AC_TRY_LINK([], [], [lt_cv_prog_cc_static_works=yes]) + LDFLAGS="$save_LDFLAGS" +]) + +# Belt *and* braces to stop my trousers falling down: +test "X$lt_cv_prog_cc_static_works" = Xno && lt_cv_prog_cc_static= +AC_MSG_RESULT([$lt_cv_prog_cc_static_works]) + +pic_flag="$lt_cv_prog_cc_pic" +special_shlib_compile_flags="$lt_cv_prog_cc_shlib" +wl="$lt_cv_prog_cc_wl" +link_static_flag="$lt_cv_prog_cc_static" +no_builtin_flag="$lt_cv_prog_cc_no_builtin" +can_build_shared="$lt_cv_prog_cc_can_build_shared" +## +## END FIXME + + +## FIXME: this should be a separate macro +## +# Check to see if options -o and -c are simultaneously supported by compiler +AC_MSG_CHECKING([if $compiler supports -c -o file.$ac_objext]) +AC_CACHE_VAL([lt_cv_compiler_c_o], [ +$rm -r conftest 2>/dev/null +mkdir conftest +cd conftest +echo "int some_variable = 0;" > conftest.$ac_ext +mkdir out +# According to Tom Tromey, Ian Lance Taylor reported there are C compilers +# that will create temporary files in the current directory regardless of +# the output directory. Thus, making CWD read-only will cause this test +# to fail, enabling locking or at least warning the user not to do parallel +# builds. +chmod -w . +save_CFLAGS="$CFLAGS" +CFLAGS="$CFLAGS -o out/conftest2.$ac_objext" +compiler_c_o=no +if { (eval echo configure:__oline__: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>out/conftest.err; } && test -s out/conftest2.$ac_objext; then + # The compiler can only warn and ignore the option if not recognized + # So say no if there are warnings + if test -s out/conftest.err; then + lt_cv_compiler_c_o=no + else + lt_cv_compiler_c_o=yes + fi +else + # Append any errors to the config.log. + cat out/conftest.err 1>&AC_FD_CC + lt_cv_compiler_c_o=no +fi +CFLAGS="$save_CFLAGS" +chmod u+w . +$rm conftest* out/* +rmdir out +cd .. +rmdir conftest +$rm -r conftest 2>/dev/null +]) +compiler_c_o=$lt_cv_compiler_c_o +AC_MSG_RESULT([$compiler_c_o]) + +if test x"$compiler_c_o" = x"yes"; then + # Check to see if we can write to a .lo + AC_MSG_CHECKING([if $compiler supports -c -o file.lo]) + AC_CACHE_VAL([lt_cv_compiler_o_lo], [ + lt_cv_compiler_o_lo=no + save_CFLAGS="$CFLAGS" + CFLAGS="$CFLAGS -c -o conftest.lo" + save_objext="$ac_objext" + ac_objext=lo + AC_TRY_COMPILE([], [int some_variable = 0;], [dnl + # The compiler can only warn and ignore the option if not recognized + # So say no if there are warnings + if test -s conftest.err; then + lt_cv_compiler_o_lo=no + else + lt_cv_compiler_o_lo=yes + fi + ]) + ac_objext="$save_objext" + CFLAGS="$save_CFLAGS" + ]) + compiler_o_lo=$lt_cv_compiler_o_lo + AC_MSG_RESULT([$compiler_o_lo]) +else + compiler_o_lo=no +fi +## +## END FIXME |