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convert: cvsps - User interface to CVS changeset code in cvsps.py
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hgext/convert/cvsps
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154
hgext/convert/cvsps
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#!/usr/bin/env python
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#
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# Commandline front-end for cvsps.py
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#
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# Copyright 2008, Frank Kingswood <frank@kingswood-consulting.co.uk>
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#
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# This software may be used and distributed according to the terms
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# of the GNU General Public License, incorporated herein by reference.
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import sys
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from mercurial import util
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from mercurial.i18n import _
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from optparse import OptionParser, SUPPRESS_HELP
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from hgext.convert.cvsps import createlog, createchangeset, logerror
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def main():
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'''Main program to mimic cvsps.'''
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op = OptionParser(usage='%prog [-bpruvxz] path',
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description='Read CVS rlog for current directory or named '
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'path in repository, and convert the log to changesets '
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'based on matching commit log entries and dates.')
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# Options that are ignored for compatibility with cvsps-2.1
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op.add_option('-A', dest='Ignore', action='store_true', help=SUPPRESS_HELP)
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op.add_option('--cvs-direct', dest='Ignore', action='store_true', help=SUPPRESS_HELP)
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op.add_option('-q', dest='Ignore', action='store_true', help=SUPPRESS_HELP)
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# Main options shared with cvsps-2.1
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op.add_option('-b', dest='Branches', action='append', default=[],
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help='Only return changes on specified branches')
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op.add_option('-p', dest='Prefix', action='store', default='',
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help='Prefix to remove from file names')
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op.add_option('-r', dest='Revisions', action='append', default=[],
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help='Only return changes after or between specified tags')
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op.add_option('-u', dest='Cache', action='store_const', const='update',
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help="Update cvs log cache")
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op.add_option('-v', dest='Verbose', action='count', default=0,
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help='Be verbose')
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op.add_option('-x', dest='Cache', action='store_const', const='write',
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help="Create new cvs log cache")
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op.add_option('-z', dest='Fuzz', action='store', type='int', default=60,
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help='Set commit time fuzz', metavar='seconds')
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op.add_option('--root', dest='Root', action='store', default='',
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help='Specify cvsroot', metavar='cvsroot')
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# Options specific to this version
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op.add_option('--parents', dest='Parents', action='store_true',
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help='Show parent changesets')
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op.add_option('--ancestors', dest='Ancestors', action='store_true',
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help='Show current changeset in ancestor branches')
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options, args = op.parse_args()
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# Create a ui object for printing progress messages
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class UI:
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def __init__(self, verbose):
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if verbose:
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self.status = self.message
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if verbose>1:
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self.note = self.message
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if verbose>2:
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self.debug = self.message
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def message(self, msg):
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sys.stderr.write(msg)
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def nomessage(self, msg):
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pass
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status = nomessage
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note = nomessage
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debug = nomessage
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ui = UI(options.Verbose)
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try:
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if args:
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log = []
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for d in args:
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log += createlog(ui, d, root=options.Root, cache=options.Cache)
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else:
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log = createlog(ui, root=options.Root, cache=options.Cache)
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except logerror, e:
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print e
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return
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changesets = createchangeset(ui, log, options.Fuzz)
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del log
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# Print changesets (optionally filtered)
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off = len(options.Revisions)
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branches = {} # latest version number in each branch
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ancestors = {} # parent branch
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for cs in changesets:
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if options.Ancestors:
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if cs.branch not in branches and cs.parents and cs.parents[0].id:
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ancestors[cs.branch] = changesets[cs.parents[0].id-1].branch, cs.parents[0].id
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branches[cs.branch] = cs.id
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# limit by branches
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if options.Branches and (cs.branch or 'HEAD') not in options.Branches:
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continue
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if not off:
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# Note: trailing spaces on several lines here are needed to have
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# bug-for-bug compatibility with cvsps.
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print '---------------------'
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print 'PatchSet %d ' % cs.id
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print 'Date: %s' % util.datestr(cs.date, '%Y/%m/%d %H:%M:%S %1%2')
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print 'Author: %s' % cs.author
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print 'Branch: %s' % (cs.branch or 'HEAD')
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print 'Tag%s: %s ' % (['', 's'][len(cs.tags)>1],
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','.join(cs.tags) or '(none)')
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if options.Parents and cs.parents:
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if len(cs.parents)>1:
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print 'Parents: %s' % (','.join([str(p.id) for p in cs.parents]))
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else:
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print 'Parent: %d' % cs.parents[0].id
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if options.Ancestors:
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b = cs.branch
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r = []
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while b:
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b, c = ancestors[b]
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r.append('%s:%d:%d' % (b or "HEAD", c, branches[b]))
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if r:
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print 'Ancestors: %s' % (','.join(r))
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print 'Log:'
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print cs.comment
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print
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print 'Members: '
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for f in cs.entries:
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fn = f.file
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if fn.startswith(options.Prefix):
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fn = fn[len(options.Prefix):]
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print '\t%s:%s->%s%s ' % (fn, '.'.join([str(x) for x in f.parent]) or 'INITIAL',
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'.'.join([str(x) for x in f.revision]), ['', '(DEAD)'][f.dead])
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print
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# have we seen the start tag?
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if options.Revisions and off:
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if options.Revisions[0] == str(cs.id) or \
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options.Revisions[0] in cs.tags:
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off = False
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# see if we reached the end tag
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if len(options.Revisions)>1 and not off:
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if options.Revisions[1] == str(cs.id) or \
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options.Revisions[1] in cs.tags:
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break
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if __name__ == '__main__':
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main()
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