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