1#!/bin/sh 2 3if [ $# -eq 1 ] ; then 4 OUTPUT=$1 5fi 6 7GVF=${OUTPUT}PERF-VERSION-FILE 8 9LF=' 10' 11 12# 13# First check if there is a .git to get the version from git describe 14# otherwise try to get the version from the kernel Makefile 15# 16CID= 17TAG= 18if test -d ../../.git -o -f ../../.git 19then 20 TAG=$(git describe --abbrev=0 --match "v[0-9].[0-9]*" 2>/dev/null ) 21 CID=$(git log -1 --abbrev=4 --pretty=format:"%h" 2>/dev/null) && CID="-g$CID" 22elif test -f ../../PERF-VERSION-FILE 23then 24 TAG=$(cut -d' ' -f3 ../../PERF-VERSION-FILE | sed -e 's/\"//g') 25fi 26if test -z "$TAG" 27then 28 TAG=$(MAKEFLAGS= make -sC ../.. kernelversion) 29fi 30VN="$TAG$CID" 31if test -n "$CID" 32then 33 # format version string, strip trailing zero of sublevel: 34 VN=$(echo "$VN" | sed -e 's/-/./g;s/\([0-9]*[.][0-9]*\)[.]0/\1/') 35fi 36 37VN=$(expr "$VN" : v*'\(.*\)') 38 39if test -r $GVF 40then 41 VC=$(sed -e 's/^#define PERF_VERSION "\(.*\)"/\1/' <$GVF) 42else 43 VC=unset 44fi 45test "$VN" = "$VC" || { 46 echo >&2 " PERF_VERSION = $VN" 47 echo "#define PERF_VERSION \"$VN\"" >$GVF 48} 49 50 51