This file is indexed.

/usr/share/pyshared/gbp/scripts/pq.py is in git-buildpackage 0.6.0~git20120601.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
# vim: set fileencoding=utf-8 :
#
# (C) 2011 Guido Günther <agx@sigxcpu.org>
#    This program is free software; you can redistribute it and/or modify
#    it under the terms of the GNU General Public License as published by
#    the Free Software Foundation; either version 2 of the License, or
#    (at your option) any later version.
#
#    This program is distributed in the hope that it will be useful,
#    but WITHOUT ANY WARRANTY; without even the implied warranty of
#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#    GNU General Public License for more details.
#
#    You should have received a copy of the GNU General Public License
#    along with this program; if not, write to the Free Software
#    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
#
"""manage patches in a patch queue"""

import errno
import os
import shutil
import sys
import tempfile
from gbp.config import (GbpOptionParserDebian, GbpOptionGroup)
from gbp.git import (GitRepositoryError, GitRepository)
from gbp.command_wrappers import (Command, GitCommand, RunAtCommand,
                                  CommandExecFailed)
from gbp.errors import GbpError
import gbp.log
from gbp.patch_series import (PatchSeries, Patch)
from gbp.scripts.common.pq import (is_pq_branch, pq_branch_name, pq_branch_base,
                                 write_patch, switch_to_pq_branch,
                                 apply_single_patch, apply_and_commit_patch,
                                 drop_pq)

PATCH_DIR = "debian/patches/"
SERIES_FILE = os.path.join(PATCH_DIR,"series")


def export_patches(repo, branch, options):
    """Export patches from the pq branch into a patch series"""
    if is_pq_branch(branch):
        base = pq_branch_base(branch)
        gbp.log.info("On '%s', switching to '%s'" % (branch, base))
        branch = base
        repo.set_branch(branch)

    pq_branch = pq_branch_name(branch)
    try:
        shutil.rmtree(PATCH_DIR)
    except OSError, (e, msg):
        if e != errno.ENOENT:
            raise GbpError, "Failed to remove patch dir: %s" % msg
        else:
            gbp.log.debug("%s does not exist." % PATCH_DIR)

    patches = repo.format_patches(branch, pq_branch, PATCH_DIR,
                                  signature=False)
    if patches:
        f = file(SERIES_FILE, 'w')
        gbp.log.info("Regenerating patch queue in '%s'." % PATCH_DIR)
        for patch in patches:
            filename = write_patch(patch, PATCH_DIR, options)
            f.write(filename[len(PATCH_DIR):] + '\n')

        f.close()
        GitCommand('status')(['--', PATCH_DIR])
    else:
        gbp.log.info("No patches on '%s' - nothing to do." % pq_branch)


def safe_patches(series):
    """
    Safe the current patches in a temporary directory
    below .git/

    @param series: path to series file
    @return: tmpdir and path to safed series file
    @rtype: tuple
    """

    src = os.path.dirname(series)
    name = os.path.basename(series)

    tmpdir = tempfile.mkdtemp(dir='.git/', prefix='gbp-pq')
    patches = os.path.join(tmpdir, 'patches')
    series = os.path.join(patches, name)

    gbp.log.debug("Safeing patches '%s' in '%s'" % (src, tmpdir))
    shutil.copytree(src, patches)

    return (tmpdir, series)


def import_quilt_patches(repo, branch, series, tries, force):
    """
    apply a series of quilt patches in the series file 'series' to branch
    the patch-queue branch for 'branch'

    @param repo: git repository to work on
    @param branch: branch to base pqtch queue on
    @param series; series file to read patches from
    @param tries: try that many times to apply the patches going back one
                  commit in the branches history after each failure.
    @param force: import the patch series even if the branch already exists
    """
    tmpdir = None

    if is_pq_branch(branch):
        if force:
            branch = pq_branch_base(branch)
            pq_branch = pq_branch_name(branch)
            repo.checkout(branch)
        else:
            gbp.log.err("Already on a patch-queue branch '%s' - doing nothing." % branch)
            raise GbpError
    else:
        pq_branch = pq_branch_name(branch)

    if repo.has_branch(pq_branch):
        if force:
            drop_pq(repo, branch)
        else:
            raise GbpError, ("Patch queue branch '%s'. already exists. Try 'rebase' instead."
                             % pq_branch)

    commits = repo.get_commits(num=tries, first_parent=True)
    # If we go back in history we have to safe our pq so we always try to apply
    # the latest one
    if len(commits) > 1:
        tmpdir, series = safe_patches(series)

    queue = PatchSeries.read_series_file(series)
    for commit in commits:
        try:
            gbp.log.info("Trying to apply patches at '%s'" % commit)
            repo.create_branch(pq_branch, commit)
        except CommandExecFailed:
            raise GbpError, ("Cannot create patch-queue branch '%s'." % pq_branch)

        repo.set_branch(pq_branch)
        for patch in queue:
            gbp.log.debug("Applying %s" % patch.path)
            try:
                apply_and_commit_patch(repo, patch, patch.topic)
            except (GbpError, GitRepositoryError, CommandExecFailed):
                repo.set_branch(branch)
                repo.delete_branch(pq_branch)
                break
        else:
            # All patches applied successfully
            break
    else:
        raise GbpError, "Couldn't apply patches"

    if tmpdir:
        gbp.log.debug("Remove temporary patch safe '%s'" % tmpdir)
        shutil.rmtree(tmpdir)


def rebase_pq(repo, branch):
    if is_pq_branch(branch):
        base = pq_branch_base(branch)
    else:
        switch_to_pq_branch(repo, branch)
        base = branch
    GitCommand("rebase")([base])


def switch_pq(repo, current):
    """Switch to patch-queue branch if on base branch and vice versa"""
    if is_pq_branch(current):
        base = pq_branch_base(current)
        gbp.log.info("Switching to %s" % base)
        repo.checkout(base)
    else:
        switch_to_pq_branch(repo, current)


def main(argv):
    retval = 0

    parser = GbpOptionParserDebian(command=os.path.basename(argv[0]), prefix='',
                                   usage="%prog [options] action - maintain patches on a patch queue branch\n"
        "Actions:\n"
        "  export         export the patch queue associated to the current branch\n"
        "                 into a quilt patch series in debian/patches/ and update the\n"
        "                 series file.\n"
        "  import         create a patch queue branch from quilt patches in debian/patches.\n"
        "  rebase         switch to patch queue branch associated to the current\n"
        "                 branch and rebase against current branch.\n"
        "  drop           drop (delete) the patch queue associated to the current branch.\n"
        "  apply          apply a patch\n"
        "  switch         switch to patch-queue branch and vice versa")
    parser.add_boolean_config_file_option(option_name="patch-numbers", dest="patch_numbers")
    parser.add_option("-v", "--verbose", action="store_true", dest="verbose", default=False,
                      help="verbose command execution")
    parser.add_option("--topic", dest="topic", help="in case of 'apply' topic (subdir) to put patch into")
    parser.add_config_file_option(option_name="time-machine", dest="time_machine", type="int")
    parser.add_option("--force", dest="force", action="store_true", default=False,
                      help="in case of import even import if the branch already exists")
    parser.add_config_file_option(option_name="color", dest="color", type='tristate')

    (options, args) = parser.parse_args(argv)
    gbp.log.setup(options.color, options.verbose)

    if len(args) < 2:
        gbp.log.err("No action given.")
        return 1
    else:
        action = args[1]

    if args[1] in ["export", "import", "rebase", "drop", "switch"]:
        pass
    elif args[1] in ["apply"]:
        if len(args) != 3:
            gbp.log.err("No patch name given.")
            return 1
        else:
            patchfile = args[2]
    else:
        gbp.log.err("Unknown action '%s'." % args[1])
        return 1

    try:
        repo = GitRepository(os.path.curdir)
    except GitRepositoryError:
        gbp.log.err("%s is not a git repository" % (os.path.abspath('.')))
        return 1

    try:
        current = repo.get_branch()
        if action == "export":
            export_patches(repo, current, options)
        elif action == "import":
            series = SERIES_FILE
            tries = options.time_machine if (options.time_machine > 0) else 1
            import_quilt_patches(repo, current, series, tries, options.force)
            current = repo.get_branch()
            gbp.log.info("Patches listed in '%s' imported on '%s'" %
                          (series, current))
        elif action == "drop":
            drop_pq(repo, current)
        elif action == "rebase":
            rebase_pq(repo, current)
        elif action == "apply":
            patch = Patch(patchfile)
            apply_single_patch(repo, current, patch, options.topic)
        elif action == "switch":
            switch_pq(repo, current)
    except CommandExecFailed:
        retval = 1
    except GbpError, err:
        if len(err.__str__()):
            gbp.log.err(err)
        retval = 1

    return retval

if __name__ == '__main__':
    sys.exit(main(sys.argv))