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#!/usr/bin/env python
import glob
import os
import re
import sys
def main():
# It's fragile to rely on the location of this script to find the top-level
# source directory.
top_level_directory = os.path.dirname(os.path.dirname(os.path.dirname(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))))
vsprops_directory = os.path.join(top_level_directory, 'WebKitLibraries', 'win', 'tools', 'vsprops')
vsprops_files = glob.glob(os.path.join(vsprops_directory, '*.vsprops'))
assert len(vsprops_files), "Couldn't find any .vsprops files in %s" % vsprops_directory
newest_vsprops_time = max(map(os.path.getmtime, vsprops_files))
obj_directory = os.path.join(os.environ['CONFIGURATIONBUILDDIR'], 'obj')
# Visual Studio isn't smart enough to figure out it needs to rebuild these file types when
# .vsprops files change (even if we touch wtf/Platform.h below), so we delete them to force them
# to be rebuilt.
for extension in ('manifest', 'pch', 'res'):
for filepath in glob.iglob(os.path.join(obj_directory, '*', '*.%s' % extension)):
delete_if_older_than(filepath, newest_vsprops_time)
# Touch wtf/Platform.h so all files will be recompiled. This is necessary
# to pick up changes to preprocessor macros (e.g., ENABLE_*).
wtf_platform_h = os.path.join(top_level_directory, 'Source', 'JavaScriptCore', 'wtf', 'Platform.h')
if os.path.getmtime(wtf_platform_h) < newest_vsprops_time:
print 'Touching wtf/Platform.h'
os.utime(wtf_platform_h, None)
def delete_if_older_than(path, reference_time):
if os.path.getmtime(path) < reference_time:
print 'Deleting %s' % path
os.remove(path)
if __name__ == '__main__':
sys.exit(main())
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