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110 lines
3.8 KiB
Python
Executable File
110 lines
3.8 KiB
Python
Executable File
#!/usr/bin/env python
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# Copyright 2016 The Chromium Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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import glob
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import hashlib
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import os
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import shutil
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import sys
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script_dir = os.path.dirname(os.path.realpath(__file__))
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src_build_dir = os.path.abspath(os.path.join(script_dir, os.pardir))
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sys.path.insert(0, src_build_dir)
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import vs_toolchain
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def _HexDigest(file_name):
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hasher = hashlib.sha256()
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afile = open(file_name, 'rb')
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blocksize = 65536
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buf = afile.read(blocksize)
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while len(buf) > 0:
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hasher.update(buf)
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buf = afile.read(blocksize)
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afile.close()
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return hasher.hexdigest()
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def _CopyImpl(file_name, target_dir, source_dir, verbose=False):
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"""Copy |source| to |target| if it doesn't already exist or if it
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needs to be updated.
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"""
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target = os.path.join(target_dir, file_name)
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source = os.path.join(source_dir, file_name)
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if (os.path.isdir(os.path.dirname(target)) and
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((not os.path.isfile(target)) or
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_HexDigest(source) != _HexDigest(target))):
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if verbose:
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print 'Copying %s to %s...' % (source, target)
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if os.path.exists(target):
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os.unlink(target)
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shutil.copy(source, target)
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def _ConditionalMkdir(output_dir):
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if not os.path.isdir(output_dir):
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os.makedirs(output_dir)
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def _CopyCDBToOutput(output_dir, target_arch):
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"""Copies the Windows debugging executable cdb.exe to the output
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directory, which is created if it does not exist. The output
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directory, and target architecture that should be copied, are
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passed. Supported values for the target architecture are the GYP
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values "ia32" and "x64" and the GN values "x86" and "x64".
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"""
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_ConditionalMkdir(output_dir)
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vs_toolchain.SetEnvironmentAndGetRuntimeDllDirs()
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# If WINDOWSSDKDIR is not set use the default SDK path. This will be the case
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# when DEPOT_TOOLS_WIN_TOOLCHAIN=0 and vcvarsall.bat has not been run.
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win_sdk_dir = os.path.normpath(
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os.environ.get('WINDOWSSDKDIR',
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'C:\\Program Files (x86)\\Windows Kits\\10'))
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if target_arch == 'ia32' or target_arch == 'x86':
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src_arch = 'x86'
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elif target_arch == 'x64':
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src_arch = 'x64'
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else:
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print 'copy_cdb_to_output.py: unknown target_arch %s' % target_arch
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sys.exit(1)
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# We need to copy multiple files, so cache the computed source directory.
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src_dir = os.path.join(win_sdk_dir, 'Debuggers', src_arch)
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# We need to copy some helper DLLs to get access to the !uniqstack
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# command to dump all threads' stacks.
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src_winext_dir = os.path.join(src_dir, 'winext')
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dst_winext_dir = os.path.join(output_dir, 'winext')
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src_winxp_dir = os.path.join(src_dir, 'winxp')
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dst_winxp_dir = os.path.join(output_dir, 'winxp')
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src_crt_dir = os.path.join(win_sdk_dir, 'Redist', 'ucrt', 'DLLs', src_arch)
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_ConditionalMkdir(dst_winext_dir)
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_ConditionalMkdir(dst_winxp_dir)
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# Note that the outputs from the "copy_cdb_to_output" target need to
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# be kept in sync with this list.
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_CopyImpl('cdb.exe', output_dir, src_dir)
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_CopyImpl('dbgeng.dll', output_dir, src_dir)
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_CopyImpl('dbghelp.dll', output_dir, src_dir)
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_CopyImpl('dbgmodel.dll', output_dir, src_dir)
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_CopyImpl('ext.dll', dst_winext_dir, src_winext_dir)
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_CopyImpl('uext.dll', dst_winext_dir, src_winext_dir)
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_CopyImpl('exts.dll', dst_winxp_dir, src_winxp_dir)
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_CopyImpl('ntsdexts.dll', dst_winxp_dir, src_winxp_dir)
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for dll_path in glob.glob(os.path.join(src_crt_dir, 'api-ms-win-*.dll')):
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_CopyImpl(os.path.split(dll_path)[1], output_dir, src_crt_dir)
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_CopyImpl('ucrtbase.dll', output_dir, src_crt_dir)
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return 0
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def main():
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if len(sys.argv) < 2:
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print >>sys.stderr, 'Usage: copy_cdb_to_output.py <output_dir> ' + \
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'<target_arch>'
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return 1
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return _CopyCDBToOutput(sys.argv[1], sys.argv[2])
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if __name__ == '__main__':
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sys.exit(main())
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