1 files changed, 120 insertions, 0 deletions
diff --git a/third_party/libwebrtc/build/android/gyp/create_java_binary_script.py b/third_party/libwebrtc/build/android/gyp/create_java_binary_script.py
new file mode 100755
index 0000000000..91fe600ea8
--- /dev/null
+++ b/third_party/libwebrtc/build/android/gyp/create_java_binary_script.py
@@ -0,0 +1,120 @@
+#!/usr/bin/env python3
+#
+# Copyright 2014 The Chromium Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+"""Creates a simple script to run a java "binary".
+
+This creates a script that sets up the java command line for running a java
+jar. This includes correctly setting the classpath and the main class.
+"""
+
+import optparse
+import os
+import sys
+
+from util import build_utils
+
+# The java command must be executed in the current directory because there may
+# be user-supplied paths in the args. The script receives the classpath relative
+# to the directory that the script is written in and then, when run, must
+# recalculate the paths relative to the current directory.
+script_template = """\
+#!/usr/bin/env python3
+#
+# This file was generated by build/android/gyp/create_java_binary_script.py
+
+import argparse
+import os
+import sys
+
+self_dir = os.path.dirname(__file__)
+classpath = [{classpath}]
+extra_program_args = {extra_program_args}
+java_path = {java_path}
+if os.getcwd() != self_dir:
+  offset = os.path.relpath(self_dir, os.getcwd())
+  fix_path = lambda p: os.path.normpath(os.path.join(offset, p))
+  classpath = [fix_path(p) for p in classpath]
+  java_path = fix_path(java_path)
+java_cmd = [java_path]
+# This is a simple argparser for jvm, jar, and classpath arguments.
+parser = argparse.ArgumentParser(add_help=False)
+parser.add_argument('--jar-args')
+parser.add_argument('--jvm-args')
+parser.add_argument('--classpath')
+# Test_runner parses the classpath for sharding junit tests.
+parser.add_argument('--print-classpath', action='store_true',
+                    help='Prints the classpass. Used by test_runner.')
+known_args, unknown_args = parser.parse_known_args(sys.argv[1:])
+
+if known_args.print_classpath:
+  sys.stdout.write(':'.join(classpath))
+  sys.exit(0)
+
+if known_args.jvm_args:
+  jvm_arguments = known_args.jvm_args.strip('"').split()
+  java_cmd.extend(jvm_arguments)
+if known_args.jar_args:
+  jar_arguments = known_args.jar_args.strip('"').split()
+  if unknown_args:
+    raise Exception('There are unknown arguments')
+else:
+  jar_arguments = unknown_args
+
+if known_args.classpath:
+  classpath += [known_args.classpath]
+
+{extra_flags}
+java_cmd.extend(
+    ['-classpath', ':'.join(classpath), '-enableassertions', \"{main_class}\"])
+java_cmd.extend(extra_program_args)
+java_cmd.extend(jar_arguments)
+os.execvp(java_cmd[0], java_cmd)
+"""
+
+def main(argv):
+  argv = build_utils.ExpandFileArgs(argv)
+  parser = optparse.OptionParser()
+  parser.add_option('--output', help='Output path for executable script.')
+  parser.add_option('--main-class',
+      help='Name of the java class with the "main" entry point.')
+  parser.add_option('--classpath', action='append', default=[],
+      help='Classpath for running the jar.')
+  parser.add_option('--noverify', action='store_true',
+      help='JVM flag: noverify.')
+  parser.add_option('--tiered-stop-at-level-one',
+                    action='store_true',
+                    help='JVM flag: -XX:TieredStopAtLevel=1.')
+
+  options, extra_program_args = parser.parse_args(argv)
+
+  extra_flags = []
+  if options.noverify:
+    extra_flags.append('java_cmd.append("-noverify")')
+  if options.tiered_stop_at_level_one:
+    extra_flags.append('java_cmd.append("-XX:TieredStopAtLevel=1")')
+
+  classpath = []
+  for cp_arg in options.classpath:
+    classpath += build_utils.ParseGnList(cp_arg)
+
+  run_dir = os.path.dirname(options.output)
+  classpath = [os.path.relpath(p, run_dir) for p in classpath]
+  java_path = os.path.relpath(
+      os.path.join(build_utils.JAVA_HOME, 'bin', 'java'), run_dir)
+
+  with build_utils.AtomicOutput(options.output, mode='w') as script:
+    script.write(
+        script_template.format(classpath=('"%s"' % '", "'.join(classpath)),
+                               java_path=repr(java_path),
+                               main_class=options.main_class,
+                               extra_program_args=repr(extra_program_args),
+                               extra_flags='\n'.join(extra_flags)))
+
+  os.chmod(options.output, 0o750)
+
+
+if __name__ == '__main__':
+  sys.exit(main(sys.argv[1:]))