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-rwxr-xr-xtools/perf/util/PERF-VERSION-GEN15
1 files changed, 10 insertions, 5 deletions
diff --git a/tools/perf/util/PERF-VERSION-GEN b/tools/perf/util/PERF-VERSION-GEN
index 15a77b7c0e36..d7dc7c28508c 100755
--- a/tools/perf/util/PERF-VERSION-GEN
+++ b/tools/perf/util/PERF-VERSION-GEN
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
if [ $# -eq 1 ] ; then
OUTPUT=$1
@@ -10,20 +11,24 @@ LF='
'
#
-# First check if there is a .git to get the version from git describe
-# otherwise try to get the version from the kernel Makefile
+# Use version from kernel Makefile unless not in a git repository and
+# PERF-VERSION-FILE exists
#
CID=
TAG=
if test -d ../../.git -o -f ../../.git
then
- TAG=$(git describe --abbrev=0 --match "v[0-9].[0-9]*" 2>/dev/null )
- CID=$(git log -1 --abbrev=4 --pretty=format:"%h" 2>/dev/null) && CID="-g$CID"
+ TAG=$(MAKEFLAGS= make -sC ../.. kernelversion)
+ CID=$(git log -1 --abbrev=12 --pretty=format:"%h" --no-show-signature 2>/dev/null) && CID="-g$CID"
+elif test -f ../../PERF-VERSION-FILE
+then
+ TAG=$(cut -d' ' -f3 ../../PERF-VERSION-FILE | sed -e 's/\"//g')
fi
if test -z "$TAG"
then
TAG=$(MAKEFLAGS= make -sC ../.. kernelversion)
fi
+
VN="$TAG$CID"
if test -n "$CID"
then
@@ -40,7 +45,7 @@ else
VC=unset
fi
test "$VN" = "$VC" || {
- echo >&2 "PERF_VERSION = $VN"
+ echo >&2 " PERF_VERSION = $VN"
echo "#define PERF_VERSION \"$VN\"" >$GVF
}