2 # SPDX-License-Identifier: GPL-2.0
8 GVF=${OUTPUT}PERF-VERSION-FILE
14 # First check if there is a .git to get the version from git describe
15 # otherwise try to get the version from the kernel Makefile
19 if test -d ../../.git -o -f ../../.git
21 TAG=$(git describe --abbrev=0 --match "v[0-9].[0-9]*" 2>/dev/null )
22 CID=$(git log -1 --abbrev=4 --pretty=format:"%h" 2>/dev/null) && CID="-g$CID"
23 elif test -f ../../PERF-VERSION-FILE
25 TAG=$(cut -d' ' -f3 ../../PERF-VERSION-FILE | sed -e 's/\"//g')
29 TAG=$(MAKEFLAGS= make -sC ../.. kernelversion)
34 # format version string, strip trailing zero of sublevel:
35 VN=$(echo "$VN" | sed -e 's/-/./g;s/\([0-9]*[.][0-9]*\)[.]0/\1/')
38 VN=$(expr "$VN" : v*'\(.*\)')
42 VC=$(sed -e 's/^#define PERF_VERSION "\(.*\)"/\1/' <$GVF)
46 test "$VN" = "$VC" || {
47 echo >&2 " PERF_VERSION = $VN"
48 echo "#define PERF_VERSION \"$VN\"" >$GVF