chiark / gitweb /
Make "stg refresh" subdirectory safe
[stgit] / stgit / commands / refresh.py
1
2 __copyright__ = """
3 Copyright (C) 2005, Catalin Marinas <catalin.marinas@gmail.com>
4
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License version 2 as
7 published by the Free Software Foundation.
8
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12 GNU General Public License for more details.
13
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17 """
18
19 import sys, os
20 from optparse import OptionParser, make_option
21
22 from stgit.commands.common import *
23 from stgit.utils import *
24 from stgit.out import *
25 from stgit import stack, git
26 from stgit.config import config
27
28
29 help = 'generate a new commit for the current patch'
30 usage = """%prog [options] [<files...>]
31
32 Include the latest tree changes in the current patch. This command
33 generates a new GIT commit object with the patch details, the previous
34 one no longer being visible. The patch attributes like author,
35 committer and description can be changed with the command line
36 options. The '--force' option is useful when a commit object was
37 created with a different tool but the changes need to be included in
38 the current patch."""
39
40 directory = DirectoryGotoToplevel()
41 options = [make_option('-f', '--force',
42                        help = 'force the refresh even if HEAD and '\
43                        'top differ',
44                        action = 'store_true'),
45            make_option('--update',
46                        help = 'only update the current patch files',
47                        action = 'store_true'),
48            make_option('--undo',
49                        help = 'revert the commit generated by the last refresh',
50                        action = 'store_true'),
51            make_option('-a', '--annotate', metavar = 'NOTE',
52                        help = 'annotate the patch log entry'),
53            make_option('-p', '--patch',
54                        help = 'refresh (applied) PATCH instead of the top one')
55            ]
56
57 def func(parser, options, args):
58     autoresolved = config.get('stgit.autoresolved')
59
60     if autoresolved != 'yes':
61         check_conflicts()
62
63     if options.patch:
64         if args or options.update:
65             raise CmdException, \
66                   'Only full refresh is available with the --patch option'
67         patch = options.patch
68         if not crt_series.patch_applied(patch):
69             raise CmdException, 'Patches "%s" not applied' % patch
70     else:
71         patch = crt_series.get_current()
72         if not patch:
73             raise CmdException, 'No patches applied'
74
75     if not options.force:
76         check_head_top_equal()
77
78     if options.undo:
79         out.start('Undoing the refresh of "%s"' % patch)
80         crt_series.undo_refresh()
81         out.done()
82         return
83
84     files = [path for (stat,path) in git.tree_status(verbose = True)]
85     if args:
86         files = [f for f in files if f in args]
87
88     if files or not crt_series.head_top_equal():
89         if options.patch:
90             applied = crt_series.get_applied()
91             between = applied[:applied.index(patch):-1]
92             pop_patches(between, keep = True)
93         elif options.update:
94             rev1 = git_id('//bottom')
95             rev2 = git_id('//top')
96             patch_files = git.barefiles(rev1, rev2).split('\n')
97             files = [f for f in files if f in patch_files]
98             if not files:
99                 out.info('No modified files for updating patch "%s"' % patch)
100                 return
101
102         out.start('Refreshing patch "%s"' % patch)
103
104         if autoresolved == 'yes':
105             resolved_all()
106         crt_series.refresh_patch(files = files,
107                                  backup = True, notes = options.annotate)
108
109         if crt_series.empty_patch(patch):
110             out.done('empty patch')
111         else:
112             out.done()
113
114         if options.patch:
115             between.reverse()
116             push_patches(between)
117     elif options.annotate:
118         # only annotate the top log entry as there is no need to
119         # refresh the patch and generate a full commit
120         crt_series.log_patch(crt_series.get_patch(patch), None,
121                              notes = options.annotate)
122     else:
123         out.info('Patch "%s" is already up to date' % patch)