| #!/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/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/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) |
| |