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 argparse, 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
37 args = [argparse.patch_range(argparse.applied_patches,
38 argparse.unapplied_patches,
39 argparse.hidden_patches)]
42 short = 'Use NAME as the patch name'),
43 opt('-B', '--ref-branch', args = [argparse.stg_branches],
44 short = 'Pick patches from BRANCH'),
45 opt('-r', '--reverse', action = 'store_true',
46 short = 'Reverse the commit object before importing'),
47 opt('-p', '--parent', metavar = 'COMMITID', args = [argparse.commit],
48 short = 'Use COMMITID as parent'),
49 opt('-x', '--expose', action = 'store_true',
50 short = 'Append the imported commit id to the patch log'),
51 opt('--fold', action = 'store_true',
52 short = 'Fold the commit object into the current patch'),
53 opt('--update', action = 'store_true',
54 short = 'Like fold but only update the current patch files'),
55 opt('-f', '--file', action = 'append',
56 short = 'Only fold the given file (can be used multiple times)'),
57 opt('--unapplied', action = 'store_true',
58 short = 'Keep the patch unapplied')]
60 directory = DirectoryGotoToplevel(log = True)
62 def __pick_commit(commit_id, patchname, options):
65 commit = git.Commit(commit_id)
68 patchname = options.name
70 patchname = find_patch_name(patchname, crt_series.patch_exists)
73 parent = git_id(crt_series, options.parent)
75 parent = commit.get_parent()
77 if not options.reverse:
85 out.start('Folding commit %s' % commit_id)
87 # try a direct git apply first
88 if not git.apply_diff(bottom, top, files = options.file):
90 raise CmdException('Patch folding failed')
92 git.merge_recursive(bottom, git.get_head(), top)
96 rev1 = git_id(crt_series, 'HEAD^')
97 rev2 = git_id(crt_series, 'HEAD')
98 files = git.barefiles(rev1, rev2).split('\n')
100 out.start('Updating with commit %s' % commit_id)
102 if not git.apply_diff(bottom, top, files = files):
103 raise CmdException, 'Patch updating failed'
107 message = commit.get_log()
109 message += '(imported from commit %s)\n' % commit.get_id_hash()
110 author_name, author_email, author_date = \
111 name_email_date(commit.get_author())
113 out.start('Importing commit %s' % commit_id)
115 newpatch = crt_series.new_patch(patchname, message = message, can_edit = False,
116 unapplied = True, bottom = bottom, top = top,
117 author_name = author_name,
118 author_email = author_email,
119 author_date = author_date)
120 # in case the patch name was automatically generated
121 patchname = newpatch.get_name()
123 # find a patchlog to fork from
124 refbranchname, refpatchname = parse_rev(patchname)
127 # assume the refseries is OK, since we already resolved
128 # commit_str to a git_id
129 refseries = Series(refbranchname)
131 refseries = crt_series
132 patch = refseries.get_patch(refpatchname)
134 out.info("Log was %s" % newpatch.get_log())
135 out.info("Setting log to %s\n" % patch.get_log())
136 newpatch.set_log(patch.get_log())
137 out.info("Log is now %s" % newpatch.get_log())
139 out.info("No log for %s\n" % patchname)
141 if not options.unapplied:
142 modified = crt_series.push_patch(patchname)
146 if crt_series.empty_patch(patchname):
147 out.done('empty patch')
154 def func(parser, options, args):
155 """Import a commit object as a new patch
158 parser.error('incorrect number of arguments')
160 if options.file and not options.fold:
161 parser.error('--file can only be specified with --fold')
163 if not options.unapplied:
164 check_local_changes()
166 check_head_top_equal(crt_series)
168 if options.ref_branch:
169 remote_series = Series(options.ref_branch)
171 remote_series = crt_series
173 applied = remote_series.get_applied()
174 unapplied = remote_series.get_unapplied()
176 patches = parse_patches(args, applied + unapplied, len(applied))
181 # no patches found, try a commit id
182 commit_id = git_id(remote_series, args[0])
184 if not commit_id and len(patches) > 1:
186 raise CmdException, '--name can only be specified with one patch'
188 raise CmdException, '--parent can only be specified with one patch'
190 if options.update and not crt_series.get_current():
191 raise CmdException, 'No patches applied'
194 # Try to guess a patch name if the argument was <branch>:<patch>
196 patchname = args[0].split(':')[1]
199 __pick_commit(commit_id, patchname, options)
201 if options.unapplied:
203 for patch in patches:
204 __pick_commit(git_id(remote_series, patch), patch, options)
206 print_crt_patch(crt_series)