#!/bin/sh
# Print a version string.
-scriptversion=2012-12-31.23; # UTC
+scriptversion=2017-09-13.06; # UTC
-# Copyright (C) 2007-2013 Free Software Foundation, Inc.
+# Copyright (C) 2007-2018 Free Software Foundation, 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
# 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, see <http://www.gnu.org/licenses/>.
+# along with this program. If not, see <https://www.gnu.org/licenses/>.
-# This script is derived from GIT-VERSION-GEN from GIT: http://git.or.cz/.
+# This script is derived from GIT-VERSION-GEN from GIT: https://git-scm.com/.
# It may be run two ways:
# - from a git repository in which the "git describe" command below
# produces useful output (thus requiring at least one signed tag)
Options:
- --prefix prefix of git tags (default 'v')
- --fallback fallback version to use if \"git --version\" fails
+ --prefix PREFIX prefix of git tags (default 'v')
+ --fallback VERSION
+ fallback version to use if \"git --version\" fails
--help display this help and exit
--version output version information and exit
case $1 in
--help) echo "$usage"; exit 0;;
--version) echo "$version"; exit 0;;
- --prefix) shift; prefix="$1";;
- --fallback) shift; fallback="$1";;
+ --prefix) shift; prefix=${1?};;
+ --fallback) shift; fallback=${1?};;
-*)
echo "$0: Unknown option '$1'." >&2
echo "$0: Try '--help' for more information." >&2
# tag or the previous older version that did not?
# Newer: v6.10-77-g0f8faeb
# Older: v6.10-g0f8faeb
- case $v in
- *-*-*) : git describe is okay three part flavor ;;
- *-*)
+ vprefix=`expr "X$v" : 'X\(.*\)-g[^-]*$'` || vprefix=$v
+ case $vprefix in
+ *-*) : git describe is probably okay three part flavor ;;
+ *)
: git describe is older two part flavor
# Recreate the number of commits and rewrite such that the
# result is the same as if we were using the newer version
;;
esac
- # Change the first '-' to a '.', so version-comparing tools work properly.
- # Remove the "g" in git describe's output string, to save a byte.
- v=`echo "$v" | sed 's/-/./;s/\(.*\)-g/\1-/'`;
+ # Change the penultimate "-" to ".", for version-comparing tools.
+ # Remove the "g" to save a byte.
+ v=`echo "$v" | sed 's/-\([^-]*\)-g\([^-]*\)$/.\1-\2/'`;
v_from_git=1
elif test "x$fallback" = x || git --version >/dev/null 2>&1; then
v=UNKNOWN
# string we're using came from git. I.e., skip the test if it's "UNKNOWN"
# or if it came from .tarball-version.
if test "x$v_from_git" != x; then
- # Don't declare a version "dirty" merely because a time stamp has changed.
+ # Don't declare a version "dirty" merely because a timestamp has changed.
git update-index --refresh > /dev/null 2>&1
dirty=`exec 2>/dev/null;git diff-index --name-only HEAD` || dirty=
fi
# Omit the trailing newline, so that m4_esyscmd can use the result directly.
-echo "$v" | tr -d "$nl"
+printf %s "$v"
# Local variables:
# eval: (add-hook 'write-file-hooks 'time-stamp)
# time-stamp-start: "scriptversion="
# time-stamp-format: "%:y-%02m-%02d.%02H"
-# time-stamp-time-zone: "UTC"
+# time-stamp-time-zone: "UTC0"
# time-stamp-end: "; # UTC"
# End: