1 """Basic quilt-like functionality
5 Copyright (C) 2005, Catalin Marinas <catalin.marinas@gmail.com>
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License version 2 as
9 published by the Free Software Foundation.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program; if not, write to the Free Software
18 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22 from optparse
import OptionParser
30 """Commands class. It performs on-demand module loading
32 def canonical_cmd(self
, key
):
33 """Return the canonical name for a possibly-shortenned
36 candidates
= [cmd
for cmd
in self
.keys() if cmd
.startswith(key
)]
39 print >> sys
.stderr
, 'Unknown command: %s' % key
40 print >> sys
.stderr
, ' Try "%s help" for a list of ' \
41 'supported commands' % prog
43 elif len(candidates
) > 1:
44 print >> sys
.stderr
, 'Ambiguous command: %s' % key
45 print >> sys
.stderr
, ' Candidates are: %s' \
46 %
', '.join(candidates
)
51 def __getitem__(self
, key
):
52 """Return the command python module name based.
56 cmd_mod
= self
.get(key
) or self
.get(self
.canonical_cmd(key
))
58 __import__('stgit.commands.' + cmd_mod
)
59 return getattr(stgit
.commands
, cmd_mod
)
64 'assimilate': 'assimilate',
91 'resolved': 'resolved',
98 'unapplied': 'unapplied',
99 'uncommit': 'uncommit',
103 # classification: repository, stack, patch, working copy
152 def _print_helpstring(cmd
):
153 print ' ' + cmd
+ ' ' * (12 - len(cmd
)) + commands
[cmd
].help
156 print 'usage: %s <command> [options]' % os
.path
.basename(sys
.argv
[0])
158 print 'Generic commands:'
159 print ' help print the detailed command usage'
160 print ' version display version information'
161 print ' copyright display copyright information'
162 # unclassified commands if any
163 cmds
= commands
.keys()
166 if not cmd
in repocommands
and not cmd
in stackcommands \
167 and not cmd
in patchcommands
and not cmd
in wccommands
:
168 _print_helpstring(cmd
)
171 print 'Repository commands:'
172 for cmd
in repocommands
:
173 _print_helpstring(cmd
)
176 print 'Stack commands:'
177 for cmd
in stackcommands
:
178 _print_helpstring(cmd
)
181 print 'Patch commands:'
182 for cmd
in patchcommands
:
183 _print_helpstring(cmd
)
186 print 'Working-copy commands:'
187 for cmd
in wccommands
:
188 _print_helpstring(cmd
)
191 # The main function (command dispatcher)
198 prog
= os
.path
.basename(sys
.argv
[0])
200 if len(sys
.argv
) < 2:
201 print >> sys
.stderr
, 'usage: %s <command>' % prog
202 print >> sys
.stderr
, \
203 ' Try "%s --help" for a list of supported commands' % prog
208 if cmd
in ['-h', '--help']:
209 if len(sys
.argv
) >= 3:
210 cmd
= commands
.canonical_cmd(sys
.argv
[2])
211 sys
.argv
[2] = '--help'
216 if len(sys
.argv
) == 3 and not sys
.argv
[2] in ['-h', '--help']:
217 cmd
= commands
.canonical_cmd(sys
.argv
[2])
218 if not cmd
in commands
:
219 print >> sys
.stderr
, '%s help: "%s" command unknown' \
223 sys
.argv
[0] += ' %s' % cmd
224 command
= commands
[cmd
]
225 parser
= OptionParser(usage
= command
.usage
,
226 option_list
= command
.options
)
227 from pydoc
import pager
228 pager(parser
.format_help())
232 if cmd
in ['-v', '--version', 'version']:
233 from stgit
.version
import version
234 print 'Stacked GIT %s' % version
235 os
.system('git --version')
236 print 'Python version %s' % sys
.version
238 if cmd
in ['copyright']:
242 # re-build the command line arguments
243 sys
.argv
[0] += ' %s' % commands
.canonical_cmd(cmd
)
246 command
= commands
[cmd
]
247 usage
= command
.usage
.split('\n')[0].strip()
248 parser
= OptionParser(usage
= usage
, option_list
= command
.options
)
249 options
, args
= parser
.parse_args()
251 # These modules are only used from this point onwards and do not
252 # need to be imported earlier
253 from stgit
.config
import config_setup
254 from ConfigParser
import ParsingError
, NoSectionError
255 from stgit
.stack
import Series
, StackException
256 from stgit
.git
import GitException
257 from stgit
.commands
.common
import CmdException
258 from stgit
.gitmergeonefile
import GitMergeException
261 debug_level
= int(os
.environ
['STGIT_DEBUG_LEVEL'])
265 print >> sys
.stderr
, 'Invalid STGIT_DEBUG_LEVEL environment variable'
271 # 'clone' doesn't expect an already initialised GIT tree. A Series
272 # object will be created after the GIT tree is cloned
274 if hasattr(options
, 'branch') and options
.branch
:
275 command
.crt_series
= Series(options
.branch
)
277 command
.crt_series
= Series()
278 stgit
.commands
.common
.crt_series
= command
.crt_series
280 command
.func(parser
, options
, args
)
281 except (IOError, ParsingError
, NoSectionError
, CmdException
,
282 StackException
, GitException
, GitMergeException
), err
:
283 print >> sys
.stderr
, '%s %s: %s' %
(prog
, cmd
, err
)
288 except KeyboardInterrupt: