#!/bin/sh # Serval Project Serval DNA version string generator # Copyright 2013 Serval Project, Inc. # # 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. set -e get_author_label() { # See git-commit-tree(1) for the semantics of working out the author's email # address when committing. local email email="${GIT_AUTHOR_EMAIL:-${GIT_COMMITTER_EMAIL:-${EMAIL:-$(git config --get user.email)}}}" # Serval Project email addresses get special treatment, to reduce day-to-day # version string verbosity. case "$email" in *@servalproject.org) author_label="${email%@*}";; *) author_label="$email";; esac } dirty= dirtyfiles=$(git status --short --untracked-files=no) if [ -n "$dirtyfiles" ]; then get_author_label dirty="+$author_label-$(date '+%Y%m%d%H%M%S')" fi if ! git describe "${dirty:+--dirty=$dirty}" 2>/dev/null; then original_commit=$(git rev-list --reverse --max-parents=0 --abbrev-commit HEAD 2>/dev/null | head -n 1) if [ -n "$original_commit" ]; then original_commit=$(git rev-list --reverse --abbrev-commit HEAD | head -n 1) fi if [ -z "$original_commit" ]; then echo "$0: original commit unknown" >&2 exit 1 fi existing_start_tag="$(git tag --points-at $original_commit --list START)" if [ -n "$(git tag --list START)" -a -z "$existing_start_tag" ]; then echo "$0: tag 'START' is already in use" >&2 exit 1 fi if [ -z "$existing_start_tag" ]; then git tag START $original_commit fi git describe --dirty="$dirty" --tags if [ -z "$existing_start_tag" ]; then git tag -d START >/dev/null fi fi