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annotate unixSoft/bin/havepatch @ 525:b0fa9e7cadac

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shell: speed things up by golfing out grep
author Augie Fackler <raf@durin42.com>
date Mon, 14 Nov 2022 10:46:11 -0500
parents 97f12f43f73b
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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ce87db9038f5 havepatch: new script to easily check if a mailed patch is applied
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1 #!/usr/bin/env python
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2 """Detect if a patch is already applied in a Mercurial repository."""
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3 import json
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4 import os
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5 import re
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6 import subprocess
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7 import sys
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8
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9 # Always load hg libraries from the hg we can find on $PATH.
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10 hglib = json.loads(subprocess.check_output(
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11 ['hg', 'debuginstall', '-Tjson']))[0]['hgmodules']
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12 sys.path.insert(0, os.path.dirname(hglib))
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13
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14 from mercurial import util
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16 def main(argv):
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17 os.chdir(util.expandpath('~/Programming/hg/crew'))
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18 os.environ['EDITOR'] = 'true'
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19 pp = subprocess.Popen(['patchpipe'], stdin=sys.stdin,
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20 stdout=subprocess.PIPE)
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21 patchdata = pp.stdout.read()
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22 summary = (l for l in patchdata.splitlines()
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23 if not l.startswith('#')).next()
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24 # First pass: look for exact summary matches after tag 3.5
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25 ret = subprocess.call(['hg', 'log', '-r',
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26 '(not ::3.5) and grep(%r)' % summary])
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27 if ret != 0:
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28 # Failing that, look for obsmarkers that might be relevant. If
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29 # we could actually do something like 'hg log -r
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30 # successors($NODE)', that'd be preferable to even the
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31 # summary-matching from above.
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32 print 'no exact match in hg log, checking obsmarkers'
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33 nodematch = re.search('# Node ID ([0-9a-f]{40})', patchdata)
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34 if nodematch:
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35 os.system('hg debugobsolete | grep %s' % nodematch.group(1))
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36 sys.exit(ret)
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37
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38 if __name__ == '__main__':
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39 main(sys.argv)