1 #!/bin/sh 1 #!/bin/sh
2 # SPDX-License-Identifier: GPL-2.0 2 # SPDX-License-Identifier: GPL-2.0
3 3
4 if [ $# -eq 1 ] ; then 4 if [ $# -eq 1 ] ; then
5 OUTPUT=$1 5 OUTPUT=$1
6 fi 6 fi
7 7
8 GVF=${OUTPUT}PERF-VERSION-FILE 8 GVF=${OUTPUT}PERF-VERSION-FILE
9 9
10 LF=' 10 LF='
11 ' 11 '
12 12
13 # 13 #
14 # Use version from kernel Makefile unless not !! 14 # First check if there is a .git to get the version from git describe
15 # PERF-VERSION-FILE exists !! 15 # otherwise try to get the version from the kernel Makefile
16 # 16 #
17 CID= 17 CID=
18 TAG= 18 TAG=
19 if test -d ../../.git -o -f ../../.git 19 if test -d ../../.git -o -f ../../.git
20 then 20 then
21 TAG=$(MAKEFLAGS= make -sC ../.. kernel !! 21 TAG=$(git describe --abbrev=0 --match "v[0-9].[0-9]*" 2>/dev/null )
22 CID=$(git log -1 --abbrev=12 --pretty= !! 22 CID=$(git log -1 --abbrev=4 --pretty=format:"%h" 2>/dev/null) && CID="-g$CID"
23 elif test -f ../../PERF-VERSION-FILE 23 elif test -f ../../PERF-VERSION-FILE
24 then 24 then
25 TAG=$(cut -d' ' -f3 ../../PERF-VERSION 25 TAG=$(cut -d' ' -f3 ../../PERF-VERSION-FILE | sed -e 's/\"//g')
26 fi 26 fi
27 if test -z "$TAG" 27 if test -z "$TAG"
28 then 28 then
29 TAG=$(MAKEFLAGS= make -sC ../.. kernel 29 TAG=$(MAKEFLAGS= make -sC ../.. kernelversion)
30 fi 30 fi
31 <<
32 VN="$TAG$CID" 31 VN="$TAG$CID"
33 if test -n "$CID" 32 if test -n "$CID"
34 then 33 then
35 # format version string, strip trailin 34 # format version string, strip trailing zero of sublevel:
36 VN=$(echo "$VN" | sed -e 's/-/./g;s/\( 35 VN=$(echo "$VN" | sed -e 's/-/./g;s/\([0-9]*[.][0-9]*\)[.]0/\1/')
37 fi 36 fi
38 37
39 VN=$(expr "$VN" : v*'\(.*\)') 38 VN=$(expr "$VN" : v*'\(.*\)')
40 39
41 if test -r $GVF 40 if test -r $GVF
42 then 41 then
43 VC=$(sed -e 's/^#define PERF_VERSION " 42 VC=$(sed -e 's/^#define PERF_VERSION "\(.*\)"/\1/' <$GVF)
44 else 43 else
45 VC=unset 44 VC=unset
46 fi 45 fi
47 test "$VN" = "$VC" || { 46 test "$VN" = "$VC" || {
48 echo >&2 " PERF_VERSION = $VN" 47 echo >&2 " PERF_VERSION = $VN"
49 echo "#define PERF_VERSION \"$VN\"" >$ 48 echo "#define PERF_VERSION \"$VN\"" >$GVF
50 } 49 }
51 50
52 51
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