# gitdch

Simple python script using GitPython library to generate debian
changelog file from git commit history. Each existing tags is
considered as a release version and current working version is
numbered using ''git describe --always --tags'' command.

# Installation

## Dependencies

```
apt install git python3-git
```

## Using git

```
git clone https://gogs.zionetrix.net/bn8/gitdch.git /usr/local/src/gitdch
ln -s /usr/local/src/gitdch/gitdch /usr/local/bin/gitdch
```

## Using wget

```
wget -O /usr/local/bin/gitdch https://gogs.zionetrix.net/bn8/gitdch/raw/master/gitdch
chmod +x /usr/local/bin/gitdch
```

## Using curl

```
curl -o /usr/local/bin/gitdch https://gogs.zionetrix.net/bn8/gitdch/raw/master/gitdch
chmod +x /usr/local/bin/gitdch
```

# Usage

```
usage: gitdch [-h] [-d] [-v] [-w] [-l LOGFILE] [-q] [-p GIT_PATH] [-o OUTPUT] [-A]
              [-n PACKAGE_NAME] [-V VERSION] [--version-suffix VERSION_SUFFIX]
              [-c CODE_NAME] [-u URGENCY] [-N MAINTAINER_NAME] [-E MAINTAINER_EMAIL]
              [-R RELEASE_NOTES] [--revision REVISION] [-C CLEAN_TAGS_REGEX]
              [-x EXCLUDE]

Generate Debian package changelog from git (version: 0.0)

optional arguments:
  -h, --help            show this help message and exit
  -d, --debug           Show debug messages
  -v, --verbose         Show verbose messages
  -w, --warning         Show warning messages
  -l LOGFILE, --log-file LOGFILE
                        Log file path
  -q, --quiet           Quiet mode: do not log on console (only if log file is
                        provided)
  -p GIT_PATH, --path GIT_PATH
                        Git repository path (default: ./)
  -o OUTPUT, --output OUTPUT
                        Generated Debian changelog output path (default: stdout)
  -A, --append          Append mode: if the output changelog file already exists,
                        append generated changelog lines at the beginning of the file
                        (optional, default: overwriting the file)
  -n PACKAGE_NAME, --package-name PACKAGE_NAME
                        Package name
  -V VERSION, --version VERSION
                        Current version (default: autodetected using git describe
                        --always --tags)
  --version-suffix VERSION_SUFFIX
                        Suffix for autodetected version
  -c CODE_NAME, --code-name CODE_NAME
                        Debian code name (default: unstable)
  -u URGENCY, --urgency URGENCY
                        Package urgency (default: medium)
  -N MAINTAINER_NAME, --maintainer-name MAINTAINER_NAME
                        Maintainer name (default: last commit author name)
  -E MAINTAINER_EMAIL, --maintainer-email MAINTAINER_EMAIL
                        Maintainer email (default: last commit author email)
  -R RELEASE_NOTES, --release-notes RELEASE_NOTES
                        Specify an optional Markdown release notes output path
  --revision REVISION   Specify the revision to use to generate the changelog (see
                        git-rev-parse for viable options, optional, default:
                        generate the changelog with all commits of the current
                        branch)
  -C CLEAN_TAGS_REGEX, --clean-tags-regex CLEAN_TAGS_REGEX
                        Clean tags regex: you could specify regex to clean tag names
                        when computing package versions. For instance, to drop a
                        "-eeXXX" suffix of tag names, specify -C "\-ee[0-9]{3}$"
                        (optional, multiple regex allowed)
  -x EXCLUDE, --exclude EXCLUDE
                        Commit exclusion regex: you could specify regex to exclude
                        some commits from generated changelog entries. For instance,
                        to exclude commits with message starting with "CI: ",
                        specify -x "^CI: " (optional, multiple regex allowed)
```

## Copyright

Copyright (c) 2013-2022 Benjamin Renard <brenard@zionetrix.net>

## License

This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License version 3 as published by the Free Software Foundation.

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.