blob: 04725651b5044ffafd411c3affa39f92a3ee5e68 (
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#!/usr/bin/env bash
DIR=$1
FILE=$2
GIT=$(command -v git)
SED=$(command -v sed)
if [ -d "${DIR}/.git/" ] && [ -n "${GIT}" ]
then
echo -n "#define GIT_VERSION \"" > "${FILE}.tmp"
BRTG="$(${GIT} describe --tags --always --all | ${SED} -e 's:heads/::')"
REV="$(${GIT} describe --tags --always --dirty| ${SED} -e 's:-g\([a-f0-9]\{7\}\):-git-\1:g')"
echo -n "${REV} (${BRTG})" >> "${FILE}.tmp"
echo "\"" >> "${FILE}.tmp"
else
echo "#undef GIT_VERSION" > "${FILE}.tmp"
fi
if [ ! -f "${FILE}" ] || ! diff "${FILE}.tmp" "${FILE}" >/dev/null
then
mv "${FILE}.tmp" "${FILE}"
else
rm "${FILE}.tmp"
fi
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