1 files changed, 31 insertions, 0 deletions
diff --git a/tools/response_file.py b/tools/response_file.py
new file mode 100644
index 00000000..f6226783
--- /dev/null
+++ b/tools/response_file.py
@@ -0,0 +1,31 @@
+import tempfile, os, sys, shlex
+from tempfiles import try_delete
+
+# Routes the given cmdline param list in args into a new .rsp file and returns the filename to it.
+# The returned filename has '@' prepended to it already for convenience.
+def create_response_file(args, directory):
+  (response_fd, response_filename) = tempfile.mkstemp(prefix='emscripten_', suffix='.rsp', dir=directory, text=True)
+  response_fd = os.fdopen(response_fd, "w")
+  #print >> sys.stderr, "Creating response file '%s'" % response_filename
+  args = map(lambda p: p.replace(' ', '').replace('\\', '\\\\').replace('"', '\\"'), args)
+  response_fd.write(' '.join(args))
+  response_fd.close
+  return '@' + response_filename
+
+# Reads and deletes a .rsp file, and returns the list of cmdline params found in the file.
+def read_and_delete_response_file(response_filename):
+  # Ensure safety so that this function can never accidentally delete any non-.rsp files if things go wrong!
+  if not (response_filename.startswith('@') and response_filename.endswith('.rsp')):
+    raise Exception("'%s' is not a valid response file name! Response file names must start with '@' and end in '.rsp'!" % response_filename)
+  response_filename = response_filename[1:]
+
+  #print >> sys.stderr, "Using response file '%s'" % response_filename
+  if not os.path.exists(response_filename):
+    raise Exception("Response file '%s' not found!" % response_filename)
+
+  response_fd = open(response_filename, 'r')
+  args = response_fd.read()
+  response_fd.close()
+  try_delete(response_filename)
+  args = shlex.split(args)
+  return args