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authorSrikant Patnaik2015-01-13 15:08:24 +0530
committerSrikant Patnaik2015-01-13 15:08:24 +0530
commit97327692361306d1e6259021bc425e32832fdb50 (patch)
treefe9088f3248ec61e24f404f21b9793cb644b7f01 /tools/perf/util/PERF-VERSION-GEN
parent2d05a8f663478a44e088d122e0d62109bbc801d0 (diff)
parenta3a8b90b61e21be3dde9101c4e86c881e0f06210 (diff)
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dirty fix to merging
Diffstat (limited to 'tools/perf/util/PERF-VERSION-GEN')
-rwxr-xr-xtools/perf/util/PERF-VERSION-GEN42
1 files changed, 42 insertions, 0 deletions
diff --git a/tools/perf/util/PERF-VERSION-GEN b/tools/perf/util/PERF-VERSION-GEN
new file mode 100755
index 00000000..ad73300f
--- /dev/null
+++ b/tools/perf/util/PERF-VERSION-GEN
@@ -0,0 +1,42 @@
+#!/bin/sh
+
+if [ $# -eq 1 ] ; then
+ OUTPUT=$1
+fi
+
+GVF=${OUTPUT}PERF-VERSION-FILE
+
+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
+if test -d ../../.git -o -f ../../.git &&
+ VN=$(git describe --abbrev=4 HEAD 2>/dev/null) &&
+ case "$VN" in
+ *$LF*) (exit 1) ;;
+ v[0-9]*)
+ git update-index -q --refresh
+ test -z "$(git diff-index --name-only HEAD --)" ||
+ VN="$VN-dirty" ;;
+ esac
+then
+ VN=$(echo "$VN" | sed -e 's/-/./g');
+else
+ VN=$(MAKEFLAGS= make -sC ../.. kernelversion)
+fi
+
+VN=$(expr "$VN" : v*'\(.*\)')
+
+if test -r $GVF
+then
+ VC=$(sed -e 's/^PERF_VERSION = //' <$GVF)
+else
+ VC=unset
+fi
+test "$VN" = "$VC" || {
+ echo >&2 "PERF_VERSION = $VN"
+ echo "PERF_VERSION = $VN" >$GVF
+}
+
+