From 47d060a19e5740ea12dda6b1f77537fe2afab38c Mon Sep 17 00:00:00 2001
From: Emmanuel Milou <emilou@emilou-desktop.(none)>
Date: Thu, 28 May 2009 15:06:30 -0400
Subject: [PATCH] add files

---
 AUTHORS                        |  63 +++++
 tools/build-system/bin/git-dch | 404 +++++++++++++++++++++++++++++++++
 2 files changed, 467 insertions(+)
 create mode 100644 AUTHORS
 create mode 100755 tools/build-system/bin/git-dch

diff --git a/AUTHORS b/AUTHORS
new file mode 100644
index 0000000000..26e4e78f59
--- /dev/null
+++ b/AUTHORS
@@ -0,0 +1,63 @@
+Current authors:
+
+Emmanuel Milou <emmanuel dot milou at savoirfairelinux dot com>
+	- ALSA implementation ( replaces portaudio )
+	- Dynamic loading of audio codecs ( shared libraries )
+	- Debian packages
+	- GTK client error handling
+	- Plus many portions of code in sflphoned and sflphone-gtk 
+	- Test and debugging
+
+Alexandre Bourget <alexandre dot bourget at savoirfairelinux dot com>
+	- IAX implementation
+
+Guillaume Carmel-Archambault <guillaume.carmel-archambault at savoirfairelinux dot com>
+	- Presence 
+	- Contacts
+Yun Liu <yun.liu at savoirfairelinux dot com>
+	- Change sip library to pjsip
+        - Support multiple accounts registration
+        - Add chinese translation
+        - Many portions of test and debugging
+ 
+Polytechnic School of Montreal:
+  - Jean-Francois Blanchard-Dionne <jean-francois.blanchard-dionne at polymtl dot ca>
+  - Ala Eddine Limame <ala-eddine.limame at polymtl dot ca>
+  - Alexis S. Bourrelle <bourrelle at polymtl dot ca>
+  - Marilyne Mercier <marilyne.mercier at polymtl dot ca>
+  - Jean Tessier <jean.tessier at polymtl dot ca>
+	- Video layer implementation
+	- Video conference
+
+Pierre-Luc Beaudoin <pierre-luc.beaudoin at savoirfairelinux dot com>
+  - Many portions of code
+  - GTK client implementation
+
+Former authors:
+
+Yan Morin <yan dot morin at savoirfairelinux dot com>
+	- zeroconf integration
+	- sflphoned deamon
+	- add and improve sip core feature
+	- tests and debugging
+
+Jerome Oufella <jerome dot oufella at savoirfairelinux dot com>
+	- Many portions of code and bug fixes
+
+Julien Plissonneau Duquene <... at savoirfairelinux dot com>
+	- autotools cleanups
+
+Jean-Philippe Barrette-LaPierre 
+	- Autotools support and portions of code
+
+Laurielle Lea
+	- Implementation of SFLphone
+
+Sherry Yang <syangs04 at yahoo dot com>
+
+Imran Akbar <imr at stanford dot edu>
+	- Working on Win32 port
+
+Contributors:
+
+Mikael Magnusson
diff --git a/tools/build-system/bin/git-dch b/tools/build-system/bin/git-dch
new file mode 100755
index 0000000000..f9ee5bc56f
--- /dev/null
+++ b/tools/build-system/bin/git-dch
@@ -0,0 +1,404 @@
+#!/usr/bin/python -u
+# vim: set fileencoding=utf-8 :
+#
+# (C) 2007,2008 Guido Guenther <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
+#
+"""Generate Debian changelog entries from git commit messages"""
+
+import sys
+import re
+import os.path
+import shutil
+import subprocess
+import gbp.command_wrappers as gbpc
+from gbp.git_utils import (GitRepositoryError, GitRepository, build_tag)
+from gbp.config import GbpOptionParser, GbpOptionGroup
+from gbp.errors import GbpError
+from gbp.deb_utils import parse_changelog
+from gbp.command_wrappers import (Command, CommandExecFailed)
+
+snapshot_re = re.compile("\s*\*\* SNAPSHOT build @(?P<commit>[a-z0-9]+)\s+\*\*")
+author_re = re.compile('Author: (?P<author>.*) <(?P<email>.*)>')
+bug_r = r'(?:bug)?\#?\s?\d+'
+bug_re = re.compile(bug_r, re.I)
+
+def system(cmd):
+    try:
+        Command(cmd, shell=True)()
+    except CommandExecFailed:
+        raise GbpError
+
+
+def escape_commit(msg):
+    return msg.replace('"','\\\"').replace("$","\$").replace("`","\`")
+
+
+def spawn_dch(msg='', author=None, email=None, newversion=False, version=None, release=False, distribution=None):
+    distopt = ""
+    versionopt = ""
+    env = ""
+
+    if newversion:
+        if version:
+            versionopt = '--newversion=%s' % version
+        else:
+            versionopt = '-i'
+    elif release:
+        versionopt = "--release"
+        msg = None
+
+    if author and email:
+        env = """DEBFULLNAME="%s" DEBEMAIL="%s" """ % (author, email)
+
+    if distribution:
+        distopt = "--distribution=%s" % distribution
+
+    cmd = '%(env)s dch --no-auto-nmu  %(distopt)s %(versionopt)s ' % locals()
+    if type(msg) == type(''):
+        cmd += '"%s"' % escape_commit(msg)
+    system(cmd)
+
+
+def add_changelog_entry(msg, author, email):
+    "add aa single changelog entry"
+    spawn_dch(msg=msg, author=author, email=email)
+
+
+def add_changelog_section(msg, distribution, author=None, email=None, version=None):
+    "add a new changelog section"
+    spawn_dch(msg=msg, newversion= True, version=version, author=author, email=email, distribution=distribution)
+
+
+def fixup_trailer(repo, git_author=False):
+    """fixup the changelog trailer's comitter and email address - it might
+    otherwise point to the last git committer instead of the person creating
+    the changelog"""
+    author = email = None
+    if git_author:
+        try: author = repo.get_config('user.name')
+        except KeyError: pass
+
+        try: email = repo.get_config('user.email')
+        except KeyError: pass
+
+    spawn_dch(msg='', author=author, email=email)
+
+
+def head_commit():
+    """get the full sha1 of the last commit on HEAD"""
+    commit = subprocess.Popen([ 'git', 'log', 'HEAD^..' ], stdout=subprocess.PIPE).stdout
+    sha = commit.readline().split()[-1]
+    return sha
+
+
+def snapshot_version(version):
+    """
+    get the current release and snapshot version
+    Format is <debian-version>~<release>.gbp<short-commit-id>
+    """
+    try:
+        (release, suffix) = version.rsplit('~', 1)
+        (snapshot, commit)  = suffix.split('.', 1)
+        if not commit.startswith('gbp'):
+            raise ValueError
+        else:
+            snapshot = int(snapshot)
+    except ValueError: # not a snapshot release
+        release = version
+        snapshot = 0
+    return release, snapshot
+
+
+def mangle_changelog(changelog, cp, snapshot=''):
+    """
+    Mangle changelog to either add or remove snapshot markers
+
+    @param snapshot: SHA1 if snapshot header should be added/maintained, empty if it should be removed
+    @type  snapshot: str
+    """
+    try:
+        tmpfile = '%s.%s' % (changelog, snapshot)
+        cw = file(tmpfile, 'w')
+        cr = file(changelog, 'r')
+
+        cr.readline() # skip version and empty line
+        cr.readline()
+        print >>cw, "%(Source)s (%(MangledVersion)s) %(Distribution)s; urgency=%(urgency)s\n" % cp
+
+        line = cr.readline()
+        if snapshot_re.match(line):
+            cr.readline() # consume the empty line after the snapshot header
+            line = ''
+
+        if snapshot:
+            print >>cw, "  ** SNAPSHOT build @%s **\n" % snapshot
+
+        if line:
+            print >>cw, line.rstrip()
+        shutil.copyfileobj(cr, cw)
+        cw.close()
+        cr.close()
+        os.unlink(changelog)
+        os.rename(tmpfile, changelog)
+    except OSError, e:
+        raise GbpError, "Error mangling changelog %s" % e
+
+
+def do_release(changelog, cp):
+    "remove the snapshot header and set the distribution"
+    (release, snapshot) = snapshot_version(cp['Version'])
+    if snapshot:
+        cp['MangledVersion'] = release
+        mangle_changelog(changelog, cp)
+    # <julien.bonjean@savoirfairelinux.com>
+    # prevent doing a release
+    # spawn_dch(release=True)
+
+
+def do_snapshot(changelog, next_snapshot):
+    """
+    Add new snapshot banner to most recent changelog section. The next snapshot
+    number is calculated by eval()'ing next_snapshot
+    """
+    # commit = head_commit()
+
+    cp = parse_changelog(changelog)
+
+    # <julien.bonjean@savoirfairelinux.com>
+    # clean version before generate snapshot
+    version=cp['Version']
+    try:
+        (release, suffix) = version.rsplit('~', 1)
+    except:
+        pass
+    try:
+        (snapshot, commit)  = suffix.split('.', 1) 
+	stripped = str(int(snapshot))
+    except:
+	version=release
+    commit = head_commit()
+
+    (release, snapshot) = snapshot_version(version)
+    snapshot = int(eval(next_snapshot))
+
+    suffix = "%d.gbp%s" % (snapshot, "".join(commit[0:6]))
+    cp['MangledVersion'] = "%s~%s" % (release, suffix)
+
+    mangle_changelog(changelog, cp, commit)
+    return snapshot, commit
+
+
+def get_author(commit):
+    """get the author from a commit message"""
+    for line in commit:
+        m = author_re.match(line)
+        if m:
+            return m.group('author'), m.group('email')
+
+
+def parse_commit(repo, commitid, options):
+    """parse a commit and return message and author"""
+    msg = ''
+    thanks = ''
+    closes = ''
+    bugs = {}
+    bts_closes = re.compile(r'(?P<bts>%s):\s+%s' % (options.meta_closes, bug_r), re.I)
+
+    commit = repo.show(commitid)
+    author, email = get_author(commit)
+    if not author:
+        raise GbpError, "can't parse author of commit %s" % commit
+    for line in commit:
+        if line.startswith('    '): # commit body
+            line = line[4:]
+            m = bts_closes.match(line)
+            if m:
+                bug_nums = [ bug.strip() for bug in bug_re.findall(line, re.I) ]
+                try:
+                    bugs[m.group('bts')] += bug_nums
+                except KeyError:
+                    bugs[m.group('bts')] = bug_nums
+            elif line.startswith('Thanks: '):
+                thanks = line.split(' ', 1)[1].strip()
+            else: # normal commit message
+                if options.short and msg:
+                    continue
+                elif line.strip(): # don't add all whitespace lines
+                    msg += line
+        # start of diff output:
+        elif line.startswith('diff '):
+            break
+    if options.meta:
+        for bts in bugs:
+            closes += '(%s: %s) ' % (bts, ', '.join(bugs[bts]))
+        if thanks:
+            thanks = '- thanks to %s' % thanks
+        msg += closes + thanks
+    if options.idlen:
+        msg = "[%s] " % commitid[0:options.idlen] + msg
+    return msg, (author, email)
+
+
+def shortlog_to_dch(repo, commits, options):
+    """convert the changes in git shortlog format to debian changelog format"""
+    author = 'Unknown'
+
+    for commit in commits:
+        msg, (author, email) = parse_commit(repo, commit, options)
+        add_changelog_entry(msg, author, email)
+
+
+def guess_snapshot_commit(cp):
+    """guess the last commit documented in the changelog from the snapshot banner"""
+    sr = re.search(snapshot_re, cp['Changes'])
+    if sr:
+        return sr.group('commit')
+
+
+def main(argv):
+    ret = 0
+    changelog = 'debian/changelog'
+    until = 'HEAD'
+    found_snapshot_header = False
+    first_commit = None
+
+    parser = GbpOptionParser(command=os.path.basename(argv[0]), prefix='',
+                             usage='%prog [options] paths')
+    range_group = GbpOptionGroup(parser, "commit range options", "which commits to add to the changelog")
+    version_group = GbpOptionGroup(parser, "release & version number options", "what version number and release to use")
+    commit_group = GbpOptionGroup(parser, "commit message formatting", "howto format the changelog entries")
+    naming_group = GbpOptionGroup(parser, "branch and tag naming", "branch names and tag formats")
+    parser.add_option_group(range_group)
+    parser.add_option_group(version_group)
+    parser.add_option_group(commit_group)
+    parser.add_option_group(naming_group)
+
+    naming_group.add_config_file_option(option_name="debian-branch", dest="debian_branch")
+    naming_group.add_config_file_option(option_name="upstream-tag", dest="upstream_tag")
+    naming_group.add_config_file_option(option_name="debian-tag", dest="debian_tag")
+    naming_group.add_config_file_option(option_name="snapshot-number", dest="snapshot_number",
+                      help="expression to determine the next snapshot number, default is '%(snapshot-number)s'")
+    parser.add_config_file_option(option_name="git-log", dest="git_log",
+                      help="options to pass to git-log, default is '%(git-log)s'")
+    parser.add_option("-v", "--verbose", action="store_true", dest="verbose", default=False,
+                      help="verbose command execution")
+    range_group.add_option("-s", "--since", dest="since", help="commit to start from (e.g. HEAD^^^, debian/0.4.3)")
+    range_group.add_option("-a", "--auto", action="store_true", dest="auto", default=False,
+                      help="autocomplete changelog from last snapshot or tag")
+    version_group.add_option("-R", "--release", action="store_true", dest="release", default=False,
+                      help="mark as release")
+    version_group.add_option("-S", "--snapshot", action="store_true", dest="snapshot", default=False,
+                      help="mark as snapshot build")
+    version_group.add_option("-N", "--new-version", dest="new_version",
+                      help="use this as base for the new version number")
+    version_group.add_config_file_option(option_name="git-author", dest="git_author", action="store_true")
+    version_group.add_config_file_option(option_name="no-git-author", dest="git_author", action="store_false")
+    commit_group.add_config_file_option(option_name="meta", dest="meta",
+                      help="parse meta tags in commit messages, default is '%(meta)s'", action="store_true")
+    commit_group.add_config_file_option(option_name="meta-closes", dest="meta_closes",
+                      help="Meta tags for the bts close commands, default is '%(meta-closes)s'")
+    commit_group.add_option("--full", action="store_false", dest="short", default=True,
+                      help="include the full commit message instead of only the first line")
+    commit_group.add_config_file_option(option_name="id-length", dest="idlen",
+                      help="include N digits of the commit id in the changelog entry, default is '%(id-length)s'",
+                      type="int", metavar="N")
+    (options, args) = parser.parse_args(argv[1:])
+
+    if options.snapshot and options.release:
+        parser.error("'--snapshot' and '--release' are incompatible options")
+
+    if options.since and options.auto:
+        parser.error("'--since' and '--auto' are incompatible options")
+
+    try:
+        if options.verbose:
+            gbpc.Command.verbose = True
+
+        try:
+            repo = GitRepository('.')
+        except GitRepositoryError:
+            raise GbpError, "%s is not a git repository" % (os.path.abspath('.'))
+
+        branch = repo.get_branch()
+        if options.debian_branch != branch:
+            print >>sys.stderr, "You are not on branch '%s' but on '%s'" % (options.debian_branch, branch)
+            raise GbpError, "Use --debian-branch to set the branch to pick changes from"
+
+        cp = parse_changelog(changelog)
+
+        if options.since:
+            since = options.since
+        else:
+            since = ''
+            if options.auto:
+                since = guess_snapshot_commit(cp)
+                if since:
+                    print "Continuing from commit '%s'" % since
+                    found_snapshot_header = True
+                else:
+                    print "Couldn't find snapshot header, using version info"
+            if not since:
+                since = build_tag(options.debian_tag, cp['Version'])
+
+        if args:
+            print "Only looking for changes on '%s'" % " ".join(args)
+        commits = repo.commits(since, until, " ".join(args), options.git_log.split(" "))
+
+        # add a new changelog section if:
+        if cp['Distribution'] != "UNRELEASED" and not found_snapshot_header and commits:
+            # the last version was a release and we have pending commits
+            add_section = True
+        elif options.new_version or not found_snapshot_header:
+            # the user wants to force a new version or switch to snapshot mode
+            add_section = True
+        else:
+            add_section = False
+
+        if add_section:
+            if commits:
+                first_commit = commits[0]
+                commits = commits[1:]
+                commit_msg, (commit_author, commit_email) = parse_commit(repo, first_commit, options)
+            else:
+                commit_msg = "UNRELEASED"
+                commit_author = None
+                commit_email = None
+            add_changelog_section(distribution="UNRELEASED", msg=commit_msg,
+                                  version=options.new_version, author=commit_author,
+                                  email=commit_email)
+
+        if commits:
+            shortlog_to_dch(repo, commits, options)
+            fixup_trailer(repo, git_author=options.git_author)
+        elif not first_commit:
+            print "No changes detected from %s to %s." % (since, until)
+
+        if options.release:
+            do_release(changelog, cp)
+        elif options.snapshot:
+            (snap, version) = do_snapshot(changelog, options.snapshot_number)
+            print "Changelog has been prepared for snapshot #%d at %s" % (snap, version)
+
+    except (GbpError, GitRepositoryError), err:
+        if len(err.__str__()):
+            print >>sys.stderr, err
+        ret = 1
+    return ret
+
+if __name__ == "__main__":
+    sys.exit(main(sys.argv))
+
+# vim:et:ts=4:sw=4:et:sts=4:ai:set list listchars=tab\:»·,trail\:·:
-- 
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