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#!/usr/bin/python
#
# run debuild in a git repository
#
# (C) 2006 Guido Guenther <agx@sigxcpu.org>
#    This program is free software; you can redistribute it and/or modify
#    it under the terms of the GNU General Public License as published by
#    the Free Software Foundation; either version 2 of the License, or
#    (at your option) any later version.
#
#    This program is distributed in the hope that it will be useful,
#    but WITHOUT ANY WARRANTY; without even the implied warranty of
#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#    GNU General Public License for more details.
#
#    You should have received a copy of the GNU General Public License
#    along with this program; if not, write to the Free Software
#    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

import sys,os,commands,re
import optparse
from git_buildpackage import GitTag, Command, CommandExecFailed
from git_buildpackage.utils import is_repository_clean

build_cmd='debuild'
    
def get_version():
    versionre=re.compile('^Version:\s+(?P<version>[\d\w~\-\.]+)$')
    (status, out) = commands.getstatusoutput('dpkg-parsechangelog')
    for line in out.split('\n'):
        m=versionre.match(line)
        if m:
            return m.group('version')

def main(argv):
    args = [ arg for arg in argv[1:] if arg.find('--git-') == 0 ]
    dpkg_args = [ arg for arg in argv[1:] if arg.find('--git-') == -1 ]

    if "--help" in dpkg_args:
        args.append('--help')

    parser=optparse.OptionParser()
    parser.add_option("--git-ignore-new", action="store_true", dest="ignore_new", default=False,
                      help="build with incommited changes in the source tree")
    parser.add_option("--git-tag", action="store_true", dest="tag", default=False,
                      help="build with uncommited changes in the source tree")
    parser.add_option("--git-builder", dest="build_cmd", default=build_cmd,
                      help="command to build the package e.g. default is 'debuild'")
    parser.add_option("--git-verbose", action="store_true", dest="verbose", default=False,
                      help="verbose command execution")
    (options, args) = parser.parse_args(args)

    if options.verbose:
        Command.verbose = True

    try:
        if not options.ignore_new:
            Command(options.build_cmd,['clean'])()
            (ret, out) = is_repository_clean('.')
            if not ret:
                print >>sys.stderr, "You have uncommitted changes in your source tree:"
                print >>sys.stderr, out
                print >>sys.stderr, "Use --git-ignore_new to ignore."
                return 1
        Command(options.build_cmd,['-i.git']+dpkg_args)()
        if options.tag:
            version=get_version()
            if version:
                print "Tagging", version
                if not GitTag()(version): return 1
            else:
                print >>sys.stderr,"Can't parse version from changes file"
    except CommandExecFailed:
        return 1

if __name__ == '__main__':
    sys.exit(main(sys.argv))

# vim:et:ts=4:sw=4: