From 82fc622ff076928f4d8dd3ed0049bdb5b98832e5 Mon Sep 17 00:00:00 2001
From: Alex Karle <alex@alexkarle.com>
Date: Sun, 23 Jul 2023 23:32:37 -0400
Subject: [PATCH] build: Add support for out-of-tree Last-Updated

The post-receive hook isn't building from within the git dir,
so it needs to be able to look it up.. hackiest solution was
from the env!
---
 bin/genpage | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/bin/genpage b/bin/genpage
index c1143bc..86bee5a 100755
--- a/bin/genpage
+++ b/bin/genpage
@@ -4,6 +4,7 @@
 [ -z "$1" ] && echo "usage: genpage FILE" 1>&2 && exit 1
 
 REPO=$(dirname "$(dirname "$0")")
+GITDIR=${GITDIR:-$REPO}
 title=$(grep '^# ' "$1" | cut -c3- | tr -d '`*_')
 
 cat <<EOM
@@ -36,7 +37,7 @@ if echo "$1" | grep -q -v "blog/"; then
 	cat <<EOM
 <footer>
 <br>
-<em>Last Updated: $(git log --pretty="%cs" -n 1 -- "$1")</em>
+<em>Last Updated: $(git -C "$GITDIR" log --pretty="%cs" -n 1 -- "$1")</em>
 </footer>
 </body>
 </html>
--
libgit2 1.1.1