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#!/usr/bin/python3
import sys
sys.path.append(sys.path[0] + "/../lib/python")
import os, re, subprocess
import locale
from debian_linux.debian import Changelog, Version
def print_stable_log(log, cur_ver, new_ver):
log.flush() # serialise our output with git's
subprocess.check_call(['git', 'log', '--reverse', '--no-merges',
'--pretty= - %s',
'{}..{}'.format(cur_ver, new_ver)],
stdout=log)
def main(repo, new_ver):
locale.setlocale(locale.LC_CTYPE, "C.UTF-8")
os.environ['GIT_DIR'] = repo + '/.git'
changelog = Changelog(version=Version)
cur_ver = changelog[0].version.upstream
# Nothing to update
if cur_ver == new_ver:
sys.exit(0)
new_pkg_ver = new_ver + '-1'
# Three possible cases:
# 1. The current version has been released so we need to add a new
# version to the changelog.
# 2. The current version has not been released so we're changing its
# version string.
# (a) There are no stable updates included in the current version,
# so we need to insert an introductory line, the URL(s) and
# git log(s) and a blank line at the top.
# (b) One or more stable updates are already included in the current
# version, so we need to insert the URL(s) and git log(s) after
# them.
changelog_intro = 'New upstream version:'
# Case 1
if changelog[0].distribution != 'UNRELEASED':
subprocess.check_call(['dch', '-v', new_pkg_ver, '-D', 'UNRELEASED',
changelog_intro])
with open('debian/changelog', 'r') as old_log:
with open('debian/changelog.new', 'w') as new_log:
line_no = 0
inserted = False
intro_line = ' * {}\n'.format(changelog_intro)
for line in old_log:
line_no += 1
# Case 2
if changelog[0].distribution == 'UNRELEASED' and line_no == 1:
print('{} ({}) UNRELEASED; urgency={}'
.format(changelog[0].source, new_pkg_ver,
changelog[0].urgency),
file=new_log)
continue
if not inserted:
# Case 2(a)
if line_no == 3 and line != intro_line:
new_log.write(intro_line)
print_stable_log(new_log, cur_ver, new_ver)
new_log.write('\n')
inserted = True
# Case 1 or 2(b)
elif line_no > 3 and line == '\n':
print_stable_log(new_log, cur_ver, new_ver)
inserted = True
# Check that we inserted before hitting the end of the
# first version entry
assert not (line.startswith(' -- ') and not inserted)
new_log.write(line)
os.rename('debian/changelog.new', 'debian/changelog')
if __name__ == '__main__':
if len(sys.argv) != 3:
print('''\
Usage: {} REPO VERSION
REPO is the git repository to generate a changelog from
VERSION is the upstream version'''.format(sys.argv[0]),
file=sys.stderr)
sys.exit(2)
main(*sys.argv[1:])
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