Introduce '--vcs' option for repoman.

The '--vcs' option can be used to override VCS autodetection and force
using specific one. It can be especially useful if the work directory is
ambiguous (i.e. there is more than one VCS control directory in the same
directory).

diff --git a/bin/repoman b/bin/repoman
index 8ded3475ddf0bef5c7637023c097f85c50288684..3243438e28c6cc57a065f6fc734cff98d8f159d0 100755 (executable)
--- a/bin/repoman
+++ b/bin/repoman
@@ -178,6 +178,9 @@ def ParseArgs(args, qahelp):
        parser.add_option('-f', '--force', dest='force', default=False, action='store_true',
                help='Commit with QA violations')
 
+       parser.add_option('--vcs', dest='vcs',
+               help='Force using specific VCS instead of autodetection')
+
        parser.add_option('-v', '--verbose', dest="verbosity", action='count',
                help='be very verbose in output', default=0)
 
@@ -476,14 +479,21 @@ if portdir is None:
 myreporoot = os.path.basename(portdir_overlay)
 myreporoot += mydir[len(portdir_overlay):]
 
-vcses = utilities.FindVCS()
-if len(vcses) > 1:
-       print(red('*** Ambiguous workdir -- more than one VCS found at the same depth: %s.' % ', '.join(vcses)))
-       sys.exit(1)
-elif vcses:
-       vcs = vcses[0]
+if options.vcs:
+       if options.vcs in ('cvs', 'svn', 'git', 'bzr', 'hg'):
+               vcs = options.vcs
+       else:
+               vcs = None
 else:
-       vcs = None
+       vcses = utilities.FindVCS()
+       if len(vcses) > 1:
+               print(red('*** Ambiguous workdir -- more than one VCS found at the same depth: %s.' % ', '.join(vcses)))
+               print(red('*** Please either clean up your workdir or specify --vcs option.'))
+               sys.exit(1)
+       elif vcses:
+               vcs = vcses[0]
+       else:
+               vcs = None
 
 # Note: We don't use ChangeLogs in distributed SCMs.
 # It will be generated on server side from scm log,