awesome/build-utils/git-version-stamp.sh
Julien Danjou 2c0febaedc build: stop using dashed git commands
Signed-off-by: Julien Danjou <julien@danjou.info>
2008-09-01 15:13:19 +02:00

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#!/bin/sh
#
# $1 file containing the last git-describe output
# $2 the file in which to update the version string
#
# TODO: proper error handling
die()
{
echo "$0: WARNING: version stamp update failed."
#exit 1 # not important enough to stop the build.
exit 0
}
STAMP=`cat "$1" 2> /dev/null`
CURRENT=`git describe 2>/dev/null`
if [ -z "$STAMP" -o -z "$CURRENT" ]
then
die
fi
if [ "$STAMP" != "$CURRENT" ]
then
echo "git version changed: $STAMP -> $CURRENT"
sed -e s/$STAMP/$CURRENT/g "$2" 1> "$2.new" || die
mv "$2.new" "$2"
echo -n "$CURRENT" > "$1"
fi