X-Git-Url: https://git.madduck.net/code/fbi-announce.git/blobdiff_plain/901d9ab7629f0ac984349ec6ee70441feec7bbb6..c853b83790da6402b7a6f4b954b9503c23dfef7e:/post-receive-hook.sh

diff --git a/post-receive-hook.sh b/post-receive-hook.sh
index b9b7d29..c107292 100755
--- a/post-receive-hook.sh
+++ b/post-receive-hook.sh
@@ -6,17 +6,27 @@
 #
 # Distributed under the terms of the Artistic Licence 2.0
 #
+#
+# Link this to $GIT_DIR/hooks/post-receive (or …/update).
+#
 set -eu
 
-refname=$3
-rev=$(git rev-parse ${refname})
-oldhead=$1
-newhead=$2
-
 realself=$(readlink -f ${0})
 siblingscript="${realself%/*}/fbi-announce.sh"
 
-for commit in $(git rev-parse --not --branches | grep -v ${rev} |
-                git rev-list --reverse --stdin ${oldhead}..${newhead}); do
-  ${siblingscript} ${refname} ${commit}
-done
+process_update()
+{
+  for commit in $(git rev-parse --not --branches |
+                    grep -v $(git rev-parse ${3}) |
+                    git rev-list --reverse --stdin ${1}..${2}); do
+    ${siblingscript} ${3} ${commit}
+  done
+}
+
+if [ $# -eq 3 ]; then
+  process_update "${@}"
+else
+  while read oldrev newrev refname; do
+    process_update "${oldrev}" "${newrev}" "${refname}"
+  done
+fi