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#!/bin/sh
#
# Copyright (c) 2000, 2001 Dmitry Butskoy
# <dmitry@butskoy.name>
# License: GPL v2 or any later
#
# See COPYING for the status of this software.
#
#
# Change version script.
# Normally invoked by a Makefile.
#
# Changes version info in directory name, in VERSION file
# and rpm spec file (if some of these are used).
#
# `release3' changes: 0.2.7 --> 0.2.8
# `release2' changes: 0.2.7 --> 0.3.0
# `release1' changes: 0.2.7 --> 1.0.0
# etc.
# `release' without a digit increment the last number used.
#
#
[ $# -lt 1 ] && {
echo "Usage: $0 release[123...0]" >&2
exit 2
}
level=`expr $1 : '.*\([0-9]\)$'`
[ -z "$level" ] && level=0
main_dir=`basename \`pwd\``
# Find current version info.
dir_v=""
file_v=""
dir_v=`expr $main_dir : '.*-\([0-9.]*\)$'`
[ -r VERSION ] && file_v=`awk '/^ *#/ { print $3 ; exit; }
/^ *VERSION *=/ {split ($0, a, "="); print a[2]; exit; }
{ print $0; exit; }' < VERSION `
[ -n "$file_v" ] && file_v=`echo $file_v ` # to strip possible spaces
[ -z "$file_v" -a -z "$dir_v" ] && {
echo "$0: Cannot determine version (use dirname postfix or VERSION file)" >&2
exit 2
}
[ -n "$file_v" -a -n "$dir_v" -a "$dir_v" != "$file_v" ] && {
echo "$0: Different version from dirname postfix and VERSION file" >&2
exit 2
}
version="$dir_v"
[ -z "$version" ] && version="$file_v"
# Increment current version, as specified by level.
new_version=`echo $version | awk '{
level = '"$level"';
n = split ($0, a, ".");
if (level == 0) level = n;
for (i = 1; i <= n; i++) {
if (i == level) a[i] = a[i] + 1 ;
else if (i > level) a[i] = 0 ;
}
str = a[1]
for (i = 2; i <= n; i++) str = str "." a[i]
print str
}' 2>/dev/null `
# Adjust VERSION file, if any.
# it is ugly, because $version contains dots...
[ -n "$file_v" ] && {
sed "s/$version/$new_version/" < VERSION > VERSION.new && mv -f VERSION.new VERSION
}
# Adjust rpm .spec file, if any.
for spec in *.spec
do
[ -f $spec ] || continue
grep '^Version:[ ]*'"$version" $spec >/dev/null 2>&1 || continue
sed '/^Version:[ ]*'"$version/ s/$version/$new_version/" < $spec > ${spec}.new && mv -f ${spec}.new $spec
done
# Adjust dirname postfix, if any.
[ -n "$dir_v" ] && {
base=`expr \`pwd\` : '^\(.*\)-'"$version"'$' `
mv -f ${base}-$version ${base}-$new_version
}
exit 0
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