From 324c2cb63bab2bc97306b9d94c408d89b8b5fd56 Mon Sep 17 00:00:00 2001
From: James Telfer <792299+jamestelfer@users.noreply.github.com>
Date: Thu, 11 Apr 2024 15:51:43 +1000
Subject: [PATCH] fix: use more compatible arithmetic syntax

Bash strikes again.
---
 hooks/environment | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hooks/environment b/hooks/environment
index eeda809..f58c780 100755
--- a/hooks/environment
+++ b/hooks/environment
@@ -20,7 +20,7 @@ git_config_add() {
     count="${GIT_CONFIG_COUNT:-0}"
 
     # count is incremented each time a setting is added
-    (( count++ ))
+    (( count = count + 1 ))
 
     export GIT_CONFIG_COUNT="${count}"
     export "GIT_CONFIG_KEY_${count}=${key}"