|  | #!/bin/sh | 
|  | # SPDX-License-Identifier: GPL-2.0 | 
|  | # | 
|  | # Script which prints out the version to use for building cpupowerutils. | 
|  | # Must be called from tools/power/cpupower/ | 
|  | # | 
|  | # Heavily based on tools/perf/util/PERF-VERSION-GEN . | 
|  |  | 
|  | 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 | 
|  | eval $(grep '^VERSION[[:space:]]*=' ../../../Makefile|tr -d ' ') | 
|  | eval $(grep '^PATCHLEVEL[[:space:]]*=' ../../../Makefile|tr -d ' ') | 
|  | eval $(grep '^SUBLEVEL[[:space:]]*=' ../../../Makefile|tr -d ' ') | 
|  | eval $(grep '^EXTRAVERSION[[:space:]]*=' ../../../Makefile|tr -d ' ') | 
|  |  | 
|  | VN="${VERSION}.${PATCHLEVEL}.${SUBLEVEL}${EXTRAVERSION}" | 
|  | fi | 
|  |  | 
|  | VN=$(expr "$VN" : v*'\(.*\)') | 
|  |  | 
|  | echo $VN |