2 # SPDX-License-Identifier: GPL-2.0
8 GVF=${OUTPUT}PERF-VERSION-FILE
14 # Always try first to get the version from the kernel Makefile
18 if test -d ../../.git -o -f ../../.git
20 TAG=$(MAKEFLAGS= make -sC ../.. kernelversion)
21 CID=$(git log -1 --abbrev=12 --pretty=format:"%h" 2>/dev/null) && CID="-g$CID"
23 TAG=$(cut -d' ' -f3 ../../PERF-VERSION-FILE | sed -e 's/\"//g')
29 # format version string, strip trailing zero of sublevel:
30 VN=$(echo "$VN" | sed -e 's/-/./g;s/\([0-9]*[.][0-9]*\)[.]0/\1/')
33 VN=$(expr "$VN" : v*'\(.*\)')
37 VC=$(sed -e 's/^#define PERF_VERSION "\(.*\)"/\1/' <$GVF)
41 test "$VN" = "$VC" || {
42 echo >&2 " PERF_VERSION = $VN"
43 echo "#define PERF_VERSION \"$VN\"" >$GVF