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7b1ba1a6 CL |
1 | """Branch command |
2 | """ | |
3 | ||
4 | __copyright__ = """ | |
5 | Copyright (C) 2005, Chuck Lever <cel@netapp.com> | |
6 | ||
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. | |
10 | ||
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. | |
15 | ||
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 | |
19 | """ | |
20 | ||
cc3db2b1 | 21 | import sys, os, time |
7b1ba1a6 CL |
22 | from optparse import OptionParser, make_option |
23 | ||
24 | from stgit.commands.common import * | |
25 | from stgit.utils import * | |
170f576b | 26 | from stgit import stack, git, basedir |
7b1ba1a6 CL |
27 | |
28 | ||
29 | help = 'manage development branches' | |
30 | usage = """%prog [options] branch-name [commit-id] | |
31 | ||
cc3db2b1 | 32 | Create, clone, switch between, rename, or delete development branches |
7b1ba1a6 CL |
33 | within a git repository. By default, a single branch called 'master' |
34 | is always created in a new repository. This subcommand allows you to | |
cc3db2b1 | 35 | manage several patch series in the same repository via GIT branches. |
7b1ba1a6 CL |
36 | |
37 | When displaying the branches, the names can be prefixed with | |
a8032a85 CL |
38 | 's' (StGIT managed) or 'p' (protected). |
39 | ||
40 | If not given any options, switch to the named branch.""" | |
7b1ba1a6 CL |
41 | |
42 | options = [make_option('-c', '--create', | |
43 | help = 'create a new development branch', | |
44 | action = 'store_true'), | |
cc3db2b1 CL |
45 | make_option('--clone', |
46 | help = 'clone the contents of the current branch', | |
47 | action = 'store_true'), | |
bad9dcfc CL |
48 | make_option('--convert', |
49 | help = 'switch between old and new format branches', | |
50 | action = 'store_true'), | |
7b1ba1a6 CL |
51 | make_option('--delete', |
52 | help = 'delete an existing development branch', | |
53 | action = 'store_true'), | |
54 | make_option('--force', | |
55 | help = 'force a delete when the series is not empty', | |
56 | action = 'store_true'), | |
57 | make_option('-l', '--list', | |
58 | help = 'list branches contained in this repository', | |
59 | action = 'store_true'), | |
0b4b9499 CL |
60 | make_option('-p', '--protect', |
61 | help = 'prevent "stg pull" from modifying this branch', | |
62 | action = 'store_true'), | |
7b1ba1a6 CL |
63 | make_option('-r', '--rename', |
64 | help = 'rename an existing development branch', | |
0b4b9499 CL |
65 | action = 'store_true'), |
66 | make_option('-u', '--unprotect', | |
67 | help = 'allow "stg pull" to modify this branch', | |
7b1ba1a6 CL |
68 | action = 'store_true')] |
69 | ||
70 | ||
fe4f6d58 CM |
71 | def __is_current_branch(branch_name): |
72 | return crt_series.get_branch() == branch_name | |
7b1ba1a6 | 73 | |
862ba51a | 74 | def __print_branch(branch_name, length): |
7b1ba1a6 CL |
75 | initialized = ' ' |
76 | current = ' ' | |
0b4b9499 | 77 | protected = ' ' |
ebfd0156 CL |
78 | |
79 | branch = stack.Series(branch_name) | |
80 | ||
2d00440c | 81 | if branch.is_initialised(): |
7b1ba1a6 | 82 | initialized = 's' |
fe4f6d58 | 83 | if __is_current_branch(branch_name): |
7b1ba1a6 | 84 | current = '>' |
ebfd0156 | 85 | if branch.get_protected(): |
0b4b9499 | 86 | protected = 'p' |
862ba51a CL |
87 | print current + ' ' + initialized + protected + '\t' + \ |
88 | branch_name.ljust(length) + ' | ' + branch.get_description() | |
7b1ba1a6 | 89 | |
fe4f6d58 | 90 | def __delete_branch(doomed_name, force = False): |
ebfd0156 CL |
91 | doomed = stack.Series(doomed_name) |
92 | ||
93 | if doomed.get_protected(): | |
0b4b9499 CL |
94 | raise CmdException, 'This branch is protected. Delete is not permitted' |
95 | ||
fe4f6d58 CM |
96 | print 'Deleting branch "%s"...' % doomed_name, |
97 | sys.stdout.flush() | |
98 | ||
99 | if __is_current_branch(doomed_name): | |
100 | check_local_changes() | |
101 | check_conflicts() | |
102 | check_head_top_equal() | |
103 | ||
104 | if doomed_name != 'master': | |
105 | git.switch_branch('master') | |
7b1ba1a6 | 106 | |
ebfd0156 | 107 | doomed.delete(force) |
7b1ba1a6 CL |
108 | |
109 | if doomed_name != 'master': | |
110 | git.delete_branch(doomed_name) | |
111 | ||
fe4f6d58 | 112 | print 'done' |
7b1ba1a6 | 113 | |
7b1ba1a6 CL |
114 | def func(parser, options, args): |
115 | ||
116 | if options.create: | |
117 | ||
118 | if len(args) == 0 or len(args) > 2: | |
119 | parser.error('incorrect number of arguments') | |
fe4f6d58 CM |
120 | |
121 | check_local_changes() | |
122 | check_conflicts() | |
123 | check_head_top_equal() | |
124 | ||
7b1ba1a6 CL |
125 | tree_id = None |
126 | if len(args) == 2: | |
2fef9462 | 127 | tree_id = git_id(args[1]) |
fe847176 | 128 | |
a22a62b6 | 129 | stack.Series(args[0]).init(create_at = tree_id) |
7b1ba1a6 CL |
130 | |
131 | print 'Branch "%s" created.' % args[0] | |
132 | return | |
133 | ||
cc3db2b1 CL |
134 | elif options.clone: |
135 | ||
136 | if len(args) == 0: | |
137 | clone = crt_series.get_branch() + \ | |
138 | time.strftime('-%C%y%m%d-%H%M%S') | |
139 | elif len(args) == 1: | |
140 | clone = args[0] | |
141 | else: | |
142 | parser.error('incorrect number of arguments') | |
143 | ||
144 | check_local_changes() | |
145 | check_conflicts() | |
146 | check_head_top_equal() | |
147 | ||
148 | print 'Cloning current branch to "%s"...' % clone, | |
149 | sys.stdout.flush() | |
150 | crt_series.clone(clone) | |
151 | print 'done' | |
152 | ||
153 | return | |
154 | ||
bad9dcfc CL |
155 | elif options.convert: |
156 | ||
157 | if len(args) != 0: | |
158 | parser.error('incorrect number of arguments') | |
159 | ||
160 | crt_series.convert() | |
161 | return | |
162 | ||
7b1ba1a6 CL |
163 | elif options.delete: |
164 | ||
165 | if len(args) != 1: | |
166 | parser.error('incorrect number of arguments') | |
fe4f6d58 | 167 | __delete_branch(args[0], options.force) |
7b1ba1a6 CL |
168 | return |
169 | ||
170 | elif options.list: | |
171 | ||
172 | if len(args) != 0: | |
173 | parser.error('incorrect number of arguments') | |
174 | ||