forked from OSchip/llvm-project
66 lines
1.8 KiB
Python
Executable File
66 lines
1.8 KiB
Python
Executable File
#!/usr/bin/env python
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"""
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Convert the raw message sources from git patch emails to git-am friendly files.
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Usage:
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1. Mail.app -> Save As -> api.eml (Raw Message Source)
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2. .../convert.py api.eml
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3. git am [--signoff] < api.eml
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4. git svn dcommit [--commit-url https://id@llvm.org/svn/llvm-project/lldb/trunk]
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"""
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import os, re, sys
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import StringIO
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def usage(problem_file=None):
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if problem_file:
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print "%s is not a file" % problem_file
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print "Usage: convert.py raw-message-source [raw-message-source2 ...]"
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sys.exit(0)
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def do_convert(file):
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"""Skip all preceding mail message headers until 'From: ' is encountered.
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Then for each line ('From: ' header included), replace the dos style CRLF
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end-of-line with unix style LF end-of-line.
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"""
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print "converting %s ..." % file
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with open(file, 'r') as f_in:
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content = f_in.read()
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# The new content to be written back to the same file.
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new_content = StringIO.StringIO()
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# Boolean flag controls whether to start printing lines.
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from_header_seen = False
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# By default, splitlines() don't include line breaks. CRLF should be gone.
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for line in content.splitlines():
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# Wait till we scan the 'From: ' header before start printing the lines.
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if not from_header_seen:
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if not line.startswith('From: '):
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continue
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else:
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from_header_seen = True
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print >> new_content, line
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with open(file, 'w') as f_out:
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f_out.write(new_content.getvalue())
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print "done"
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def main():
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if len(sys.argv) == 1:
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usage()
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# Convert the raw message source one by one.
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for file in sys.argv[1:]:
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if not os.path.isfile(file):
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usage(file)
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do_convert(file)
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if __name__ == '__main__':
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main()
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