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git-version-gen: add --match argument

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* build-aux/git-version-gen (Options): Add --match argument.
  (v_from_git): Remove path without --match.
This commit is contained in:
Andy Wingo 2012-07-06 15:51:05 +02:00
parent 826ce16e29
commit ded42750d6
1 changed files with 12 additions and 7 deletions
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19
build-aux/git-version-gen
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@ -1,6 +1,6 @@
#!/bin/sh
# Print a version string.
scriptversion=2012-03-18.17; # UTC
scriptversion=2012-07-06.14; # UTC
# Copyright (C) 2007-2012 Free Software Foundation, Inc.
#
@ -85,20 +85,25 @@ Print a version string.
Options:
--prefix prefix of git tags (default 'v')
--prefix prefix of git tags to strip from version (default 'v')
--match pattern for git tags to match (default: '\$prefix*')
--help display this help and exit
--version output version information and exit
--help display this help and exit
--version output version information and exit
Running without arguments will suffice in most cases."
Running without arguments will suffice in most cases. If no --match
argument is given, only match tags that begin with the --prefix."
prefix=v
unset match
unset tag_sed_script
while test $# -gt 0; do
case $1 in
--help) echo "$usage"; exit 0;;
--version) echo "$version"; exit 0;;
--prefix) shift; prefix="$1";;
--match) shift; match="$1";;
-*)
echo "$0: Unknown option '$1'." >&2
echo "$0: Try '--help' for more information." >&2
@ -121,6 +126,7 @@ if test -z "$tarball_version_file"; then
exit 1
fi
match="${match:-$prefix*}"
tag_sed_script="${tag_sed_script:-s/x/x/}"
nl='
@ -151,8 +157,7 @@ then
# directory, and "git describe" output looks sensible, use that to
# derive a version string.
elif test "`git log -1 --pretty=format:x . 2>&1`" = x \
&& v=`git describe --abbrev=4 --match="$prefix*" HEAD 2>/dev/null \
|| git describe --abbrev=4 HEAD 2>/dev/null` \
&& v=`git describe --abbrev=4 --match="$match" HEAD 2>/dev/null` \
&& v=`printf '%s\n' "$v" | sed "$tag_sed_script"` \
&& case $v in
$prefix[0-9]*) ;;