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contrib: fix error handling in shrink-revlog.py to be more hg-like

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This commit is contained in:
Dirkjan Ochtman 2010-01-07 15:12:16 +01:00
parent bd89648509
commit 012ee6cd41
1 changed files with 17 additions and 16 deletions
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33
contrib/shrink-revlog.py
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@ -122,47 +122,46 @@ def main():
help='shrink FILE [default: REPO/hg/store/00manifest.i]')
(options, args) = parser.parse_args()
if args:
parser.error('too many arguments')
raise util.Abort('too many arguments')
# Open the specified repository.
ui = ui_.ui()
repo = hg.repository(ui, options.repository)
if not repo.local():
parser.error('not a local repository: %s' % options.repository)
raise util.Abort('not a local repository: %s' % options.repository)
if options.revlog is None:
indexfn = repo.sjoin('00manifest.i')
else:
if not options.revlog.endswith('.i'):
parser.error('--revlog option must specify the revlog index file '
'(*.i), not %s' % options.revlog)
raise util.Abort('--revlog option must specify the revlog index '
'file (*.i), not %s' % options.revlog)
indexfn = os.path.realpath(options.revlog)
store = repo.sjoin('')
if not indexfn.startswith(store):
parser.error('--revlog option must specify a revlog in %s, not %s'
% (store, indexfn))
raise util.Abort('--revlog option must specify a revlog in %s, '
'not %s' % (store, indexfn))
datafn = indexfn[:-2] + '.d'
if not os.path.exists(indexfn):
parser.error('no such file: %s' % indexfn)
raise util.Abort('no such file: %s' % indexfn)
if '00changelog' in indexfn:
parser.error('shrinking the changelog will corrupt your repository')
raise util.Abort('shrinking the changelog will corrupt your repository')
if not os.path.exists(datafn):
# This is just a lazy shortcut because I can't be bothered to
# handle all the special cases that entail from no .d file.
parser.error('%s does not exist: revlog not big enough '
'to be worth shrinking' % datafn)
raise util.Abort('%s does not exist: revlog not big enough '
'to be worth shrinking' % datafn)
oldindexfn = indexfn + '.old'
olddatafn = datafn + '.old'
if os.path.exists(oldindexfn) or os.path.exists(olddatafn):
parser.error('one or both of\n'
' %s\n'
' %s\n'
'exists from a previous run; please clean up before '
'running again'
% (oldindexfn, olddatafn))
raise util.Abort('one or both of\n'
' %s\n'
' %s\n'
'exists from a previous run; please clean up before '
'running again' % (oldindexfn, olddatafn))
ui.write('shrinking %s\n' % indexfn)
prefix = os.path.basename(indexfn)[:-1]
@ -216,5 +215,7 @@ def main():
try:
main()
except util.Abort, inst:
print inst.args[0]
except KeyboardInterrupt:
sys.exit("interrupted")