mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2025-11-04 05:17:07 +00:00
f6893dd44d
branch). git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@172740 91177308-0d34-0410-b5e6-96231b3b80d8
51 lines
1.4 KiB
Python
Executable File
51 lines
1.4 KiB
Python
Executable File
#!/usr/bin/python
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import os, sys, subprocess
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def main():
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from optparse import OptionParser, OptionGroup
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parser = OptionParser("usage: %prog [options] <repo> <revision>")
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parser.add_option("", "--branch", dest="branch",
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help="Ref for the branch to search [%default]",
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action="store", default="git-svn")
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(opts, args) = parser.parse_args()
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if len(args) != 2:
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parser.error("invalid number of arguments")
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repo,rev = args
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try:
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rev = int(rev)
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except:
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parser.error("invalid revision argument (not an integer)")
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os.chdir(repo)
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p = subprocess.Popen(['git', 'rev-list', opts.branch, '--pretty'],
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stdout=subprocess.PIPE)
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bestRev = bestCommit = None
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lastCommit = None
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for ln in p.stdout:
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if ln.startswith('commit '):
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lastCommit = ln.split(' ',2)[1]
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elif ln.startswith(' git-svn-id: '):
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_,repo,_ = ln.strip().split(' ')
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_,lrev = repo.rsplit('@',1)
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lrev = int(lrev)
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if lrev<=rev:
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if bestRev is None or lrev>bestRev:
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assert lastCommit
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bestCommit = lastCommit
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bestRev = lrev
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if lrev == rev:
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break
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if bestCommit is not None:
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print bestCommit
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sys.exit(0)
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sys.exit(1)
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if __name__=='__main__':
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main()
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