1 """Function/variables common to all the commands
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
21 import sys, os, os.path, re
22 from optparse import OptionParser, make_option
24 from stgit.utils import *
25 from stgit import stack, git, basedir
26 from stgit.config import config, file_extensions
31 # Command exception class
32 class CmdException(Exception):
37 class RevParseException(Exception):
38 """Revision spec parse error."""
42 """Parse a revision specification into its
43 patchname@branchname//patch_id parts. If no branch name has a slash
44 in it, also accept / instead of //."""
45 files, dirs = list_files_and_dirs(os.path.join(basedir.get(),
48 # We have branch names with / in them.
49 branch_chars = r'[^@]'
52 # No / in branch names.
53 branch_chars = r'[^@/]'
54 patch_id_mark = r'(/|//)'
55 patch_re = r'(?P<patch>[^@/]+)'
56 branch_re = r'@(?P<branch>%s+)' % branch_chars
57 patch_id_re = r'%s(?P<patch_id>[a-z.]*)' % patch_id_mark
60 m = re.match(r'^%s$' % patch_id_re, rev)
62 return None, None, m.group('patch_id')
64 # Try path[@branch]//patch_id.
65 m = re.match(r'^%s(%s)?%s$' % (patch_re, branch_re, patch_id_re), rev)
67 return m.group('patch'), m.group('branch'), m.group('patch_id')
70 m = re.match(r'^%s(%s)?$' % (patch_re, branch_re), rev)
72 return m.group('patch'), m.group('branch'), None
74 # No, we can't parse that.
75 raise RevParseException
83 patch, branch, patch_id = parse_rev(rev)
87 series = stack.Series(branch)
89 patch = series.get_current()
91 raise CmdException, 'No patches applied'
92 if patch in series.get_applied() or patch in series.get_unapplied():
93 if patch_id in ['top', '', None]:
94 return series.get_patch(patch).get_top()
95 elif patch_id == 'bottom':
96 return series.get_patch(patch).get_bottom()
97 elif patch_id == 'top.old':
98 return series.get_patch(patch).get_old_top()
99 elif patch_id == 'bottom.old':
100 return series.get_patch(patch).get_old_bottom()
101 elif patch_id == 'log':
102 return series.get_patch(patch).get_log()
103 if patch == 'base' and patch_id == None:
104 return read_string(series.get_base_file())
105 except RevParseException:
107 return git.rev_parse(rev + '^{commit}')
109 def check_local_changes():
110 if git.local_changes():
111 raise CmdException, \
112 'local changes in the tree. Use "refresh" to commit them'
114 def check_head_top_equal():
115 if not crt_series.head_top_equal():
117 'HEAD and top are not the same. You probably committed\n'
118 ' changes to the tree outside of StGIT. To bring them\n'
119 ' into StGIT, use the "assimilate" command')
121 def check_conflicts():
122 if os.path.exists(os.path.join(basedir.get(), 'conflicts')):
123 raise CmdException, 'Unsolved conflicts. Please resolve them first'
125 def print_crt_patch(branch = None):
127 patch = crt_series.get_current()
129 patch = stack.Series(branch).get_current()
132 print 'Now at patch "%s"' % patch
134 print 'No patches applied'
136 def resolved(filename, reset = None):
138 reset_file = filename + file_extensions()[reset]
139 if os.path.isfile(reset_file):
140 if os.path.isfile(filename):
142 os.rename(reset_file, filename)
144 git.update_cache([filename], force = True)
146 for ext in file_extensions().values():
148 if os.path.isfile(fn):
151 def resolved_all(reset = None):
152 conflicts = git.get_conflicts()
154 for filename in conflicts:
155 resolved(filename, reset)
156 os.remove(os.path.join(basedir.get(), 'conflicts'))
158 def push_patches(patches, check_merged = False):
159 """Push multiple patches onto the stack. This function is shared
160 between the push and pull commands
162 forwarded = crt_series.forward_patches(patches)
164 print 'Fast-forwarded patches "%s" - "%s"' % (patches[0],
165 patches[forwarded - 1])
167 print 'Fast-forwarded patch "%s"' % patches[0]
169 names = patches[forwarded:]
171 # check for patches merged upstream
173 print 'Checking for patches merged upstream...',
176 merged = crt_series.merged_patches(names)
178 print 'done (%d found)' % len(merged)
183 print 'Pushing patch "%s"...' % p,
187 crt_series.push_patch(p, empty = True)
188 print 'done (merged upstream)'
190 modified = crt_series.push_patch(p)
192 if crt_series.empty_patch(p):
193 print 'done (empty patch)'
195 print 'done (modified)'
199 def pop_patches(patches, keep = False):
200 """Pop the patches in the list from the stack. It is assumed that
201 the patches are listed in the stack reverse order.
203 if len(patches) == 0:
204 print 'nothing to push/pop'
207 if len(patches) == 1:
208 print 'Popping patch "%s"...' % p,
210 print 'Popping "%s" - "%s" patches...' % (patches[0], p),
213 crt_series.pop_patch(p, keep)
217 def parse_patches(patch_args, patch_list):
218 """Parse patch_args list for patch names in patch_list and return
219 a list. The names can be individual patches and/or in the
220 patch1..patch2 format.
224 for name in patch_args:
225 pair = name.split('..')
227 if p and not p in patch_list:
228 raise CmdException, 'Unknown patch name: %s' % p
234 # patch range [p1]..[p2]
237 first = patch_list.index(pair[0])
242 last = patch_list.index(pair[1]) + 1
244 last = len(patch_list)
247 pl = patch_list[first:last]
249 pl = patch_list[(last - 1):(first + 1)]
252 raise CmdException, 'Malformed patch name: %s' % name
256 raise CmdException, 'Duplicate patch name: %s' % p
262 def name_email(address):
263 """Return a tuple consisting of the name and email parsed from a
264 standard 'name <email>' or 'email (name)' string
266 address = re.sub('[\\\\"]', '\\\\\g<0>', address)
267 str_list = re.findall('^(.*)\s*<(.*)>\s*$', address)
269 str_list = re.findall('^(.*)\s*\((.*)\)\s*$', address)
271 raise CmdException, 'Incorrect "name <email>"/"email (name)" string: %s' % address
272 return ( str_list[0][1], str_list[0][0] )
276 def name_email_date(address):
277 """Return a tuple consisting of the name, email and date parsed
278 from a 'name <email> date' string
280 address = re.sub('[\\\\"]', '\\\\\g<0>', address)
281 str_list = re.findall('^(.*)\s*<(.*)>\s*(.*)\s*$', address)
283 raise CmdException, 'Incorrect "name <email> date" string: %s' % address
287 def make_patch_name(msg):
288 """Return a string to be used as a patch name. This is generated
289 from the top line of the string passed as argument.
294 subject_line = msg.lstrip().split('\n', 1)[0].lower()
295 return re.sub('[\W]+', '-', subject_line).strip('-')