scripts/version: add option to output only the kernel version

We'll be using that to version the parser shared library, later.
Use '--plain' as argument to get the kernel version.

Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>

diff --git a/scripts/version.sh b/scripts/version.sh
index 36bb0ca287e02f9594176e7da1b0fa35c04bba25..bbfc0e7cd4f8a4fd3694db81b8bc127293580239 100755 (executable)
--- a/scripts/version.sh
+++ b/scripts/version.sh
@@ -1,15 +1,23 @@
 #!/bin/sh
 
+if [ "${1}" = "--plain" ]; then
+    plain=1
+else
+    plain=0
+fi
+
 k_ver="$(  head -n 1 .version |cut -d ' ' -f 1  )"
 k_cset="$( head -n 1 .version |cut -d ' ' -f 2  )"
 k_name="$( head -n 1 .version |cut -d ' ' -f 3- )"
 kf_ver="$( tail -n 1 .version                   )"
 
+k_ver_plain="$( echo "${k_ver}" |sed -r -e 's/-rc[[:digit:]]+$//;' )"
+
 case "${k_ver}" in
-    *-rc*)  k_ver="${k_ver}_$( printf "%-7.7s" "${k_cset}" )";;
-    *)      ;;
+    *-rc*)  k_ver_extra="_$( printf "%-7.7s" "${k_cset}" )";;
+    *)      k_ver_extra="";;
 esac
-k_ver="$( echo "${k_ver}" |tr '-' '_' )"
+k_ver_extra="$( echo "${k_ver_extra}" |tr '-' '_' )"
 
 case "${kf_ver}" in
     hg) kf_ver="-hg_$( hg id -i -r . )";;
@@ -17,4 +25,9 @@ case "${kf_ver}" in
     *)  kf_ver="-${kf_ver}";;
 esac
 
-echo "${k_ver}${kf_ver}"
+if [ "${plain}" -eq 1 ]; then
+    echo "${k_ver_plain}"
+else
+    echo "${k_ver}${k_ver_extra}${kf_ver}"
+fi
+