2 Copyright (C) 2005, Catalin Marinas <catalin.marinas@gmail.com>
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License version 2 as
6 published by the Free Software Foundation.
8 This program is distributed in the hope that it will be useful,
9 but WITHOUT ANY WARRANTY; without even the implied warranty of
10 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 GNU General Public License for more details.
13 You should have received a copy of the GNU General Public License
14 along with this program; if not, write to the Free Software
15 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 from stgit.argparse import opt
20 from stgit.commands.common import *
21 from stgit.utils import *
22 from stgit.out import *
23 from stgit import stack, git
24 from stgit.stack import Series
26 help = 'Import a patch from a different branch or a commit object'
28 usage = ['[options] ([<patch1>] [<patch2>] [<patch3>..<patch4>])|<commit>']
30 Import one or more patches from a different branch or a commit object
31 into the current series. By default, the name of the imported patch is
32 used as the name of the current patch. It can be overridden with the
33 '--name' option. A commit object can be reverted with the '--reverse'
34 option. The log and author information are those of the commit
39 short = 'Use NAME as the patch name'),
40 opt('-B', '--ref-branch',
41 short = 'Pick patches from BRANCH'),
42 opt('-r', '--reverse', action = 'store_true',
43 short = 'Reverse the commit object before importing'),
44 opt('-p', '--parent', metavar = 'COMMITID',
45 short = 'Use COMMITID as parent'),
46 opt('-x', '--expose', action = 'store_true',
47 short = 'Append the imported commit id to the patch log'),
48 opt('--fold', action = 'store_true',
49 short = 'Fold the commit object into the current patch'),
50 opt('--update', action = 'store_true',
51 short = 'Like fold but only update the current patch files'),
52 opt('--unapplied', action = 'store_true',
53 short = 'Keep the patch unapplied')]
55 directory = DirectoryGotoToplevel(log = True)
57 def __pick_commit(commit_id, patchname, options):
60 commit = git.Commit(commit_id)
63 patchname = options.name
66 parent = git_id(crt_series, options.parent)
68 parent = commit.get_parent()
70 if not options.reverse:
78 out.start('Folding commit %s' % commit_id)
80 # try a direct git apply first
81 if not git.apply_diff(bottom, top):
82 git.merge_recursive(bottom, git.get_head(), top)
86 rev1 = git_id(crt_series, 'HEAD^')
87 rev2 = git_id(crt_series, 'HEAD')
88 files = git.barefiles(rev1, rev2).split('\n')
90 out.start('Updating with commit %s' % commit_id)
92 if not git.apply_diff(bottom, top, files = files):
93 raise CmdException, 'Patch updating failed'
97 message = commit.get_log()
99 message += '(imported from commit %s)\n' % commit.get_id_hash()
100 author_name, author_email, author_date = \
101 name_email_date(commit.get_author())
103 out.start('Importing commit %s' % commit_id)
105 newpatch = crt_series.new_patch(patchname, message = message, can_edit = False,
106 unapplied = True, bottom = bottom, top = top,
107 author_name = author_name,
108 author_email = author_email,
109 author_date = author_date)
110 # in case the patch name was automatically generated
111 patchname = newpatch.get_name()
113 # find a patchlog to fork from
114 refbranchname, refpatchname = parse_rev(patchname)
117 # assume the refseries is OK, since we already resolved
118 # commit_str to a git_id
119 refseries = Series(refbranchname)
121 refseries = crt_series
122 patch = refseries.get_patch(refpatchname)
124 out.info("Log was %s" % newpatch.get_log())
125 out.info("Setting log to %s\n" % patch.get_log())
126 newpatch.set_log(patch.get_log())
127 out.info("Log is now %s" % newpatch.get_log())
129 out.info("No log for %s\n" % patchname)
131 if not options.unapplied:
132 modified = crt_series.push_patch(patchname)
136 if crt_series.empty_patch(patchname):
137 out.done('empty patch')
144 def func(parser, options, args):
145 """Import a commit object as a new patch
148 parser.error('incorrect number of arguments')
150 if not options.unapplied:
151 check_local_changes()
153 check_head_top_equal(crt_series)
155 if options.ref_branch:
156 remote_series = Series(options.ref_branch)
158 remote_series = crt_series
160 applied = remote_series.get_applied()
161 unapplied = remote_series.get_unapplied()
163 patches = parse_patches(args, applied + unapplied, len(applied))
168 # no patches found, try a commit id
169 commit_id = git_id(remote_series, args[0])
171 if not commit_id and len(patches) > 1:
173 raise CmdException, '--name can only be specified with one patch'
175 raise CmdException, '--parent can only be specified with one patch'
177 if (options.fold or options.update) and not crt_series.get_current():
178 raise CmdException, 'No patches applied'
181 __pick_commit(commit_id, None, options)
183 if options.unapplied:
185 for patch in patches:
186 __pick_commit(git_id(remote_series, patch), patch, options)
188 print_crt_patch(crt_series)