From a0cdda6fa9be17963a1fb2be436b23213a635891 Mon Sep 17 00:00:00 2001
From: Hamish Coleman <hamish@zot.org>
Date: Mon, 1 Nov 2021 19:08:05 +0000
Subject: [PATCH] Add more features to the version script

---
 scripts/version.sh | 14 +++++++++-----
 1 file changed, 9 insertions(+), 5 deletions(-)

diff --git a/scripts/version.sh b/scripts/version.sh
index 5713c0a..efd1929 100755
--- a/scripts/version.sh
+++ b/scripts/version.sh
@@ -4,18 +4,17 @@
 #
 
 usage() {
-    echo "Usage: $0 [short]"
+    echo "Usage: $0 [short|hash]"
     echo
     echo "Determine the correct version number for the current build"
     exit 0
 }
 
-# TODO: search for the top dir that contains the VERSION file?
-VER_FILE_SHORT=$(cat VERSION)
+VER_FILE_DIR=$(dirname "$0")/..
+VER_FILE_SHORT=$(cat "${VER_FILE_DIR}/VERSION")
 
 if git status >/dev/null; then
     VER_GIT_SHORT=$(git describe --abbrev=0)
-    VER_GIT=$(git describe --abbrev=7 --dirty)
 
     if [ "$VER_FILE_SHORT" != "$VER_GIT_SHORT" ]; then
         echo "Error: VERSION file does not match tag version ($VER_FILE_SHORT != $VER_GIT_SHORT)"
@@ -23,13 +22,18 @@ if git status >/dev/null; then
     fi
 
     VER_SHORT="$VER_GIT_SHORT"
-    VER="$VER_GIT"
+    VER_HASH=$(git rev-parse --short HEAD)
+    VER=$(git describe --abbrev=7 --dirty)
 else
     VER_SHORT="$VER_FILE_SHORT"
+    VER_HASH="HEAD"
     VER="$VER_FILE_SHORT"
 fi
 
 case "$1" in
+    hash)
+        echo "$VER_HASH"
+        ;;
     short)
         echo "$VER_SHORT"
         ;;