| 1 | #! /bin/sh |
| 2 | ### -*-sh-*- |
| 3 | ### |
| 4 | ### Make autoconf-like substitutions in files |
| 5 | ### |
| 6 | ### (c) 2008 Mark Wooding |
| 7 | ### |
| 8 | |
| 9 | ###----- Licensing notice --------------------------------------------------- |
| 10 | ### |
| 11 | ### This file is part of the Common Files Distribution (`common'). |
| 12 | ### |
| 13 | ### `Common' is free software; you can redistribute it and/or modify |
| 14 | ### it under the terms of the GNU General Public License as published by |
| 15 | ### the Free Software Foundation; either version 2 of the License, or |
| 16 | ### (at your option) any later version. |
| 17 | ### |
| 18 | ### `Common' is distributed in the hope that it will be useful, |
| 19 | ### but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 20 | ### MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 21 | ### GNU General Public License for more details. |
| 22 | ### |
| 23 | ### You should have received a copy of the GNU General Public License |
| 24 | ### along with `common'; if not, write to the Free Software Foundation, |
| 25 | ### Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
| 26 | |
| 27 | set -e |
| 28 | |
| 29 | ###-------------------------------------------------------------------------- |
| 30 | ### Parse command line arguments. |
| 31 | |
| 32 | while [ $# -gt 0 ]; do |
| 33 | case $1 in |
| 34 | -h | --h | --he | --hel | --help) |
| 35 | cat <<EOF |
| 36 | Usage: auto-verison |
| 37 | |
| 38 | Writes on standard output the program's version number. |
| 39 | EOF |
| 40 | exit 0 |
| 41 | ;; |
| 42 | --) |
| 43 | shift |
| 44 | break |
| 45 | ;; |
| 46 | -) |
| 47 | break |
| 48 | ;; |
| 49 | -*) |
| 50 | echo "auto-version: unknown option \`$1'" >&2 |
| 51 | exit 1 |
| 52 | ;; |
| 53 | *) |
| 54 | break |
| 55 | ;; |
| 56 | esac |
| 57 | shift |
| 58 | done |
| 59 | |
| 60 | if [ $# -ne 0 ]; then |
| 61 | echo >&2 "Usage: auto-version" |
| 62 | exit 1 |
| 63 | fi |
| 64 | |
| 65 | ###-------------------------------------------------------------------------- |
| 66 | ### Main program. |
| 67 | |
| 68 | ## If this is a Git checkout then Git should be able to identify the version. |
| 69 | ## If there's also a Debian version, and that ends in a `~', then prefix the |
| 70 | ## Git version with this. Note that `pkg-config' is not very good, and, in |
| 71 | ## particular, doesn't support the convention that `~' sorts before anything |
| 72 | ## else, even the empty string, despite claiming to implement the RPM |
| 73 | ## version-comparison algorithm which specifies this behaviour, so one must |
| 74 | ## be careful when choosing `~' prefixes. |
| 75 | if [ -e .git ] && version=$(git describe --abbrev=4 --dirty=+ 2>/dev/null); then |
| 76 | debver=$(sed -n '/^.*(\(.*\)).*$/ { s::\1:p; q; }' debian/changelog) |
| 77 | case $debver in *~) version=$debver$version ;; esac |
| 78 | echo "$version" |
| 79 | exit 0 |
| 80 | fi |
| 81 | |
| 82 | ## If this was unpacked from a source distribution, the RELEASE file should |
| 83 | ## say what the version was. |
| 84 | if [ -f RELEASE ]; then |
| 85 | cat RELEASE |
| 86 | exit 0 |
| 87 | fi |
| 88 | |
| 89 | ## If we're Debianized, then the Debian changelog ought to know. |
| 90 | if [ -f debian/changelog ]; then |
| 91 | sed -n '/^.*(\(.*\)).*$/ { s::\1:p; q; }' debian/changelog |
| 92 | exit 0 |
| 93 | fi |
| 94 | |
| 95 | ## Otherwise we're screwed. |
| 96 | echo UNKNOWN |
| 97 | exit 0 |
| 98 | |
| 99 | ###----- That's all, folks -------------------------------------------------- |