diff options
Diffstat (limited to 'tools/v8_gypfiles/broken/gyp_environment.py')
-rw-r--r-- | tools/v8_gypfiles/broken/gyp_environment.py | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/tools/v8_gypfiles/broken/gyp_environment.py b/tools/v8_gypfiles/broken/gyp_environment.py new file mode 100644 index 0000000000..fe6b51f28a --- /dev/null +++ b/tools/v8_gypfiles/broken/gyp_environment.py @@ -0,0 +1,57 @@ +# 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 + +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_GENERATORS', + '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) + + if not os.environ.get('GYP_GENERATORS'): + # Default to ninja on all platforms. + os.environ['GYP_GENERATORS'] = 'ninja' |