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- #!/usr/bin/env python
- # Copyright 2017 Google Inc.
- #
- # Use of this source code is governed by a BSD-style license that can be
- # found in the LICENSE file.
- import multiprocessing
- import os
- import re
- import subprocess
- import sys
- '''
- If called with arguments, this script will verify that those headers are
- self-sufficient and idempotent.
- Otherwise, test all checked-in headers except for those in the ignore list.
- '''
- ignore = re.compile('|'.join([
- r'debugger/QT/.*',
- r'example/.*',
- r'experimental/.*',
- r'include/config/.*',
- r'include/core/SkPostConfig\.h',
- r'include/gpu/mtl/.*',
- r'include/gpu/vk/.*',
- r'include/ports/SkFontMgr_android\.h',
- r'include/ports/SkFontMgr_fontconfig\.h',
- r'include/ports/SkFontMgr_fuchsia\.h',
- r'include/ports/SkTypeface_win\.h',
- r'include/private/.*_impl\.h',
- r'include/private/.*_neon\.h',
- r'include/private/.*_sse\.h',
- r'include/third_party/vulkan/.*',
- r'include/utils/mac/SkCGUtils\.h',
- r'include/views/SkOSWindow_.*\.h',
- r'modules/.*',
- r'platform_tools/.*',
- r'src/c/sk_c_from_to\.h',
- r'src/core/.*Template\.h',
- r'src/core/SkBitmapProcState_.*\.h',
- r'src/core/SkLinearBitmapPipeline\.h',
- r'src/core/SkLinearBitmapPipeline_.*\.h',
- r'src/gpu/mtl/.*',
- r'src/gpu/vk/.*',
- r'src/opts/.*_SSE2\.h',
- r'src/opts/.*_SSSE3\.h',
- r'src/opts/.*_neon\.h',
- r'src/opts/.*_sse\.h',
- r'src/opts/Sk4px_.*\.h',
- r'src/ports/.*',
- r'src/utils/.*_win\.h',
- r'src/utils/win/.*',
- r'src/views/.*',
- r'third_party/.*',
- r'tools/fiddle/.*',
- r'tools/gpu/vk/.*',
- r'tools/mdbviz/.*',
- r'tools/sk_app/.*',
- r'tools/viewer/.*',
- ]))
- # test header for self-sufficiency and idempotency.
- # Returns a string containing errors, or None iff there are no errors.
- def compile_header(header):
- cmd = ['c++', '--std=c++14', '-I.', '-o', '/dev/null', '-c', '-x', 'c++', '-']
- proc = subprocess.Popen(cmd, stdin=subprocess.PIPE,
- stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
- proc.stdin.write('#include "%s"\n#include "%s"\n' % (header, header))
- proc.stdin.close()
- errors = proc.stdout.read().strip()
- if proc.wait() != 0 or len(errors) > 0:
- return '\n\033[7m ERROR: %s \033[0m\n%s\n\n' % (header, errors)
- return None
- # for h in headers:
- # compile_header(h)
- # ...Except use a multiprocessing pool.
- # Exit at first error.
- def compile_headers(headers):
- class N: good = True
- # N.good is a global scoped to this function to make a print_and_exit_if() a closure
- pool = multiprocessing.Pool()
- def print_and_exit_if(r):
- if r is not None:
- sys.stdout.write(r)
- N.good = False
- pool.terminate()
- for path in headers:
- assert os.path.exists(path)
- pool.apply_async(compile_header, args=(path, ), callback=print_and_exit_if)
- pool.close()
- pool.join()
- if N.good:
- sys.stdout.write('all good :)\n')
- else:
- exit(1)
- def main(argv):
- skia_dir = os.path.join(os.path.dirname(__file__), os.pardir)
- if len(argv) > 1:
- paths = [os.path.relpath(os.path.abspath(arg), skia_dir) for arg in argv[1:]]
- os.chdir(skia_dir)
- else:
- os.chdir(skia_dir)
- paths = [path for path in subprocess.check_output(['git', 'ls-files']).splitlines()
- if path.endswith('.h') and not ignore.match(path)]
- compile_headers(paths)
- if __name__ == '__main__':
- main(sys.argv)
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