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1#!/bin/sh2# SPDX-License-Identifier: GPL-2.03 4if [ $# -eq 1 ] ; then5 OUTPUT=$16fi7 8GVF=${OUTPUT}PERF-VERSION-FILE9 10LF='11'12 13#14# Use version from kernel Makefile unless not in a git repository and15# PERF-VERSION-FILE exists16#17CID=18TAG=19if test -d ../../.git -o -f ../../.git20then21 TAG=$(MAKEFLAGS= make -sC ../.. kernelversion)22 CID=$(git log -1 --abbrev=12 --pretty=format:"%h" --no-show-signature 2>/dev/null) && CID="-g$CID"23elif test -f ../../PERF-VERSION-FILE24then25 TAG=$(cut -d' ' -f3 ../../PERF-VERSION-FILE | sed -e 's/\"//g')26fi27if test -z "$TAG"28then29 TAG=$(MAKEFLAGS= make -sC ../.. kernelversion)30fi31 32VN="$TAG$CID"33if test -n "$CID"34then35 # format version string, strip trailing zero of sublevel:36 VN=$(echo "$VN" | sed -e 's/-/./g;s/\([0-9]*[.][0-9]*\)[.]0/\1/')37fi38 39VN=$(expr "$VN" : v*'\(.*\)')40 41if test -r $GVF42then43 VC=$(sed -e 's/^#define PERF_VERSION "\(.*\)"/\1/' <$GVF)44else45 VC=unset46fi47test "$VN" = "$VC" || {48 echo >&2 " PERF_VERSION = $VN"49 echo "#define PERF_VERSION \"$VN\"" >$GVF50}51 52 53