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Fixed Mac build by running builders in subprocess only on Windows

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Also passing serializable SCons environment variables (env) for compatibility with debug builds (search for uses of env in make functions)
This commit is contained in:
Viktor Ferenczi 2018-07-30 23:35:35 +02:00
parent 3f01f40e91
commit 32a2c46d02
1 changed files with 22 additions and 6 deletions
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28
platform_methods.py
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@ -7,9 +7,18 @@ import subprocess
# NOTE: The multiprocessing module is not compatible with SCons due to conflict on cPickle
if sys.version_info[0] < 3:
JSON_SERIALIZABLE_TYPES = (bool, int, long, float, basestring)
else:
JSON_SERIALIZABLE_TYPES = (bool, int, float, str)
def run_in_subprocess(builder_function):
# Run in subprocess only while running the build on Windows
if sys.platform not in ('win32', 'cygwin'):
return builder_function
@functools.wraps(builder_function)
def wrapper(target, source, env):
@ -17,10 +26,6 @@ def run_in_subprocess(builder_function):
target = [node.srcnode().abspath for node in target]
source = [node.srcnode().abspath for node in source]
# Short circuit on non-Windows platforms
if os.name != 'nt':
return builder_function(target, source, None)
# Identify module
module_name = builder_function.__module__
function_name = builder_function.__name__
@ -32,14 +37,25 @@ def run_in_subprocess(builder_function):
subprocess_env = os.environ.copy()
subprocess_env['PYTHONPATH'] = os.pathsep.join([os.getcwd()] + sys.path)
# Keep only JSON serializable environment items
filtered_env = dict(
(key, value)
for key, value in env.items()
if isinstance(value, JSON_SERIALIZABLE_TYPES)
)
# Save parameters
args = (target, source, None)
args = (target, source, filtered_env)
data = dict(fn=function_name, args=args)
json_path = os.path.join(os.environ['TMP'], uuid.uuid4().hex + '.json')
with open(json_path, 'wt') as json_file:
json.dump(data, json_file, indent=2)
json_file_size = os.stat(json_path).st_size
print('Executing builder function in subprocess: '
'module_path=%r, parameter_file=%r, parameter_file_size=%r, target=%r, source=%r' % (
module_path, json_path, json_file_size, target, source))
try:
print('Executing builder function in subprocess: module_path=%r; data=%r' % (module_path, data))
exit_code = subprocess.call([sys.executable, module_path, json_path], env=subprocess_env)
finally:
try: