diff options
Diffstat (limited to 'scripts/gversion')
| -rwxr-xr-x | scripts/gversion | 131 |
1 files changed, 131 insertions, 0 deletions
diff --git a/scripts/gversion b/scripts/gversion new file mode 100755 index 0000000..eda0dc0 --- /dev/null +++ b/scripts/gversion @@ -0,0 +1,131 @@ +#!/bin/sh + +# Parse git version into its separate components. +# +# Copyright (C) 2017 Robert Krawitz +# +# 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, 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. + + +usage() { + echo "Usage: $cmd [info] [default] [version]" + echo " info can be empty, or one of major, minor, micro, extra, git" + echo " info can also be extra-git, core-version (major.minor)," + echo " base-version (major.minor.micro)," + echo " full-version (major.minor.micro[-extra]), or all" + echo " default is the default value if not in a git repository." + echo " version is the input version in lieu of git describe (for testing)" + exit 1 +} + +cmd="$0" + +if [ "$#" -gt 3 ] ; then + usage +fi + +root="/home/rlk/sandbox/gutenprint-5.2" + +if [ -z "$3" ] ; then + if [ -d "$root/.git" ] ; then + git describe --dirty --always --first-parent 2>/dev/null | sed 's/^[^0-9]*-//' > "$root/git-version-stamp" + fi + + if [ -f "$root/git-version-stamp" ] ; then + description=`cat "$root/git-version-stamp"` + else + description='(unknown)' + fi +else + description=$3 +fi + +# If we don't have git or this is not a repository, simply return the default value +if [ -z "$description" ] ; then + echo "$2" + exit 0 +fi + +get_major() { + echo "$1" | sed -e 's/[-_\.].*//' +} + +get_minor() { + echo "$1" | sed -e 's/^[0-9]*[-_\.]//' \ + -e 's/[-_\.].*//' +} + +get_micro() { + echo "$1" | sed -e 's/^[0-9]*[-_\.][0-9]*[-_\.]//' \ + -e 's/[-_\.].*//' +} + +get_extra() { + echo "$1" | sed -e 's/^[0-9]*[-_\.][0-9]*[-_\.][0-9]*\([a-zA-Z]\|\)//' \ + -e 's/-\([0-9]*-\|\)g[0-9a-zA-Z]*\(-dirty\|\)$//' \ + -e 's/^_/-/' +} + +get_git() { + echo "$1" | sed -e 's/^[0-9]*[-_\.][0-9]*[-_\.][0-9]*\([a-zA-Z]\|\)//' \ + -e 's/^[-_\.][a-zA-Z][a-zA-Z]*[0-9]*\([a-zA-Z]\|\)//' \ + -e 's/^[-_\.]/-/' +} + +get_extra_git() { + echo "$1" | sed -e 's/^[0-9]*[-_\.][0-9]*[-_\.][0-9]*\([a-zA-Z]\|\)//' \ + -e 's/^[-_\.]/-/' +} + +get_core_version() { + echo "$1" | sed -e 's/^\([0-9]*[-_\.][0-9]*\).*/\1/' \ + -e 's/[-_\.]/./g' +} + +get_base_version() { + echo "$1" | sed -e 's/^\([0-9]*[-_\.][0-9]*[-_\.][0-9]*\([a-zA-Z]\|\)\).*/\1/' \ + -e 's/[-_\.]/./g' +} + +get_full_version() { + echo "$1" | sed -e 's/-[0-9]*-g[0-9a-z]*\(-dirty\|\)$//' \ + -e 's/[-_\.]/=/g' \ + -e 's/=/./' \ + -e 's/=/./' \ + -e 's/=/-/' +} + +get_all() { + echo "$1" | sed -e 's/[-_\.]/=/g' \ + -e 's/=/./' \ + -e 's/=/./' \ + -e 's/=/-/g' +} + +case "$1" in + major) get_major "$description" ;; + minor) get_minor "$description" ;; + micro) get_micro "$description" ;; + extra) get_extra "$description" ;; + git) get_git "$description" ;; + extra-git) get_extra_git "$description" ;; + core-version) get_core_version "$description" ;; + base-version) get_base_version "$description" ;; + full-version) get_full_version "$description" ;; + ''|all) get_all "$description" ;; + *) usage ;; +esac + +exit 0 |