mkinitcpio: add VERSION stamp to image

This is mostly a debugging aid. lsinitcpio will be taught to read this.

Signed-off-by: Dave Reisner <dreisner@archlinux.org>

1 files changed, 6 insertions, 1 deletions

diff --git a/mkinitcpio b/mkinitcpio
index ec54408..4411ff3 100755
--- a/mkinitcpio
+++ b/mkinitcpio
@@ -10,6 +10,8 @@
 #   in case of embedded spaces, quote all path names and string comparisons
 #
 
+declare -r version=%VERSION%
+
 shopt -s extglob
 
 # Settings
@@ -35,7 +37,7 @@ unset GREP_OPTIONS CDPATH
 
 usage() {
     cat <<EOF
-mkinitcpio %VERSION%
+mkinitcpio $version
 usage: ${0##*/} [options]
 
   Options:
@@ -363,6 +365,9 @@ if [[ "${GENIMG}" ]]; then
     msg "Creating $COMPRESSION initcpio image: %s" "$GENIMG"
     [[ "$COMPRESSION" = xz ]] && COMPRESSION_OPTIONS+=" --check=crc32"
 
+    # write version stamp
+    printf '%s' "$version" > "$BUILDROOT/VERSION"
+
     pushd "$BUILDROOT" >/dev/null
     find . -print0 |
         bsdcpio $( (( QUIET )) && echo '--quiet' ) -0oH newc |