mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-09-05 18:39:59 +00:00
aa5cdd308d
Before: $ perf --version perf version perf.urgent.for.mingo.5.g37da28 After: $ perf --version perf version 3.4.8941.g37da28.dirty Cc: David Ahern <dsahern@gmail.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Mike Galbraith <efault@gmx.de> Cc: Namhyung Kim <namhyung@gmail.com> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Stephane Eranian <eranian@google.com> Link: http://lkml.kernel.org/n/tip-vc9b4e6023iegz9kabr3yvyv@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
42 lines
797 B
Bash
Executable file
42 lines
797 B
Bash
Executable file
#!/bin/sh
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if [ $# -eq 1 ] ; then
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OUTPUT=$1
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fi
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GVF=${OUTPUT}PERF-VERSION-FILE
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LF='
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'
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# First check if there is a .git to get the version from git describe
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# otherwise try to get the version from the kernel makefile
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if test -d ../../.git -o -f ../../.git &&
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VN=$(git describe --match 'v[0-9].[0-9]*' --abbrev=4 HEAD 2>/dev/null) &&
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case "$VN" in
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*$LF*) (exit 1) ;;
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v[0-9]*)
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git update-index -q --refresh
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test -z "$(git diff-index --name-only HEAD --)" ||
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VN="$VN-dirty" ;;
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esac
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then
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VN=$(echo "$VN" | sed -e 's/-/./g');
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else
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VN=$(MAKEFLAGS= make -sC ../.. kernelversion)
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fi
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VN=$(expr "$VN" : v*'\(.*\)')
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if test -r $GVF
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then
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VC=$(sed -e 's/^PERF_VERSION = //' <$GVF)
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else
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VC=unset
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fi
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test "$VN" = "$VC" || {
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echo >&2 "PERF_VERSION = $VN"
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echo "PERF_VERSION = $VN" >$GVF
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}
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