tools/clang/scripts/blink_gc_plugin_flags.py

   1 #!/usr/bin/env python
   2 # Copyright 2015 The Chromium Authors. All rights reserved.
   3 # Use of this source code is governed by a BSD-style license that can be
   4 # found in the LICENSE file.
   5
   6 # This script returns the flags that should be passed to clang.
   7
   8 import os
   9 import sys
  10
  11 THIS_DIR = os.path.abspath(os.path.dirname(__file__))
  12 SRC_DIR = os.path.join(THIS_DIR, '..', '..', '..')
  13 CLANG_LIB_PATH = os.path.normpath(os.path.join(
  14     SRC_DIR, 'third_party', 'llvm-build', 'Release+Asserts', 'lib'))
  15
  16 FLAGS = '-Xclang -add-plugin -Xclang blink-gc-plugin'
  17 PREFIX= ' -Xclang -plugin-arg-blink-gc-plugin -Xclang '
  18 for arg in sys.argv[1:]:
  19   if arg == 'enable-oilpan=1':
  20     FLAGS += PREFIX + 'enable-oilpan'
  21   elif arg == 'dump-graph=1':
  22     FLAGS += PREFIX + 'dump-graph'
  23   elif arg == 'warn-raw-ptr=1':
  24     FLAGS += PREFIX + 'warn-raw-ptr'
  25   elif arg == 'warn-unneeded-finalizer=1':
  26     FLAGS += PREFIX + 'warn-unneeded-finalizer'
  27   elif arg.startswith('custom_clang_lib_path='):
  28     CLANG_LIB_PATH = arg[len('custom_clang_lib_path='):]
  29
  30 if not sys.platform in ['win32', 'cygwin']:
  31   LIBSUFFIX = 'dylib' if sys.platform == 'darwin' else 'so'
  32   FLAGS = ('-Xclang -load -Xclang "%s/libBlinkGCPlugin.%s" ' + FLAGS) % \
  33            (CLANG_LIB_PATH, LIBSUFFIX)
  34
  35 print FLAGS