зеркало из https://github.com/mozilla/gecko-dev.git
94 строки
3.0 KiB
Python
94 строки
3.0 KiB
Python
# This Source Code Form is subject to the terms of the Mozilla Public
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# License, v. 2.0. If a copy of the MPL was not distributed with this
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# file, You can obtain one at http://mozilla.org/MPL/2.0/.
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from argparse import (
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Action,
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ArgumentParser,
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)
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import os
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import subprocess
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import sys
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import tempfile
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import buildconfig
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class CPPFlag(Action):
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all_flags = []
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def __call__(self, parser, namespace, values, option_string=None):
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if 'windres' in buildconfig.substs['RC'].lower():
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if option_string == '-U':
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return
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if option_string == '-I':
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option_string = '--include-dir'
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self.all_flags.extend((option_string, values))
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def generate_res():
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parser = ArgumentParser()
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parser.add_argument('-D', action=CPPFlag, metavar='VAR[=VAL]', help='Define a variable')
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parser.add_argument('-U', action=CPPFlag, metavar='VAR', help='Undefine a variable')
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parser.add_argument('-I', action=CPPFlag, metavar='DIR', help='Search path for includes')
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parser.add_argument('-o', dest='output', metavar='OUTPUT', help='Output file')
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parser.add_argument('input', help='Input file')
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args = parser.parse_args()
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is_windres = 'windres' in buildconfig.substs['RC'].lower()
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verbose = os.environ.get('BUILD_VERBOSE_LOG')
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# llvm-rc doesn't preprocess on its own, so preprocess manually
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# Theoretically, not windres could be rc.exe, but configure won't use it
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# unless you really ask for it, and it will still work with preprocessed
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# output.
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try:
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if not is_windres:
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fd, path = tempfile.mkstemp(suffix='.rc')
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command = buildconfig.substs['CXXCPP'] + CPPFlag.all_flags
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command.extend(('-DRC_INVOKED', args.input))
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if verbose:
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print('Executing:', ' '.join(command))
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with os.fdopen(fd, 'wb') as fh:
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retcode = subprocess.run(command, stdout=fh).returncode
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if retcode:
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# Rely on the subprocess printing out any relevant error
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return retcode
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else:
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path = args.input
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command = [buildconfig.substs['RC']]
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if is_windres:
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command.extend(('-O', 'coff'))
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# Even though llvm-rc doesn't preprocess, we still need to pass at least
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# the -I flags.
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command.extend(CPPFlag.all_flags)
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if args.output:
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if is_windres:
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command.extend(('-o', args.output))
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else:
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# Use win1252 code page for the input.
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command.extend(('-c', '1252', '-Fo' + args.output))
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command.append(path)
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if verbose:
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print('Executing:', ' '.join(command))
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retcode = subprocess.run(command).returncode
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if retcode:
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# Rely on the subprocess printing out any relevant error
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return retcode
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finally:
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if path != args.input:
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os.remove(path)
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return 0
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if __name__ == '__main__':
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sys.exit(generate_res())
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