3bf44848c3
This prepares for pulling chromium's build as dependency for gn. After this, the files in build and gypfiles need to stay in sync until chromium is updated. BUG=chromium:474921 LOG=n Review-Url: https://codereview.chromium.org/1848553003 Cr-Commit-Position: refs/heads/master@{#35898}
55 lines
1.7 KiB
Python
55 lines
1.7 KiB
Python
# Copyright 2015 the V8 project authors. All rights reserved.
|
|
# Use of this source code is governed by a BSD-style license that can be
|
|
# found in the LICENSE file.
|
|
|
|
"""
|
|
Sets up various automatic gyp environment variables. These are used by
|
|
gyp_v8 and landmines.py which run at different stages of runhooks. To
|
|
make sure settings are consistent between them, all setup should happen here.
|
|
"""
|
|
|
|
import os
|
|
import sys
|
|
import vs_toolchain
|
|
|
|
SCRIPT_DIR = os.path.dirname(os.path.realpath(__file__))
|
|
V8_ROOT = os.path.abspath(os.path.join(SCRIPT_DIR, os.pardir))
|
|
|
|
|
|
def apply_gyp_environment(file_path=None):
|
|
"""
|
|
Reads in a *.gyp_env file and applies the valid keys to os.environ.
|
|
"""
|
|
if not file_path or not os.path.exists(file_path):
|
|
return
|
|
file_contents = open(file_path).read()
|
|
try:
|
|
file_data = eval(file_contents, {'__builtins__': None}, None)
|
|
except SyntaxError, e:
|
|
e.filename = os.path.abspath(file_path)
|
|
raise
|
|
supported_vars = ( 'V8_GYP_FILE',
|
|
'V8_GYP_SYNTAX_CHECK',
|
|
'GYP_DEFINES',
|
|
'GYP_GENERATOR_FLAGS',
|
|
'GYP_GENERATOR_OUTPUT', )
|
|
for var in supported_vars:
|
|
val = file_data.get(var)
|
|
if val:
|
|
if var in os.environ:
|
|
print 'INFO: Environment value for "%s" overrides value in %s.' % (
|
|
var, os.path.abspath(file_path)
|
|
)
|
|
else:
|
|
os.environ[var] = val
|
|
|
|
|
|
def set_environment():
|
|
"""Sets defaults for GYP_* variables."""
|
|
|
|
if 'SKIP_V8_GYP_ENV' not in os.environ:
|
|
# Update the environment based on v8.gyp_env
|
|
gyp_env_path = os.path.join(os.path.dirname(V8_ROOT), 'v8.gyp_env')
|
|
apply_gyp_environment(gyp_env_path)
|
|
vs_toolchain.SetEnvironmentAndGetRuntimeDllDirs()
|