From a049fddcea10bc374ca9c90482e97c1e2a70c7f8 Mon Sep 17 00:00:00 2001
From: Copilot <198982749+Copilot@users.noreply.github.com>
Date: Sat, 25 Apr 2026 23:28:40 +0200
Subject: [PATCH] Fix stray null write from sizeof(pointer) bug in var_subst()
 (#190)

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: welcor <357770+welcor@users.noreply.github.com>
---
 src/dg_variables.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/dg_variables.c b/src/dg_variables.c
index dd6b11a..5f7d7d4 100644
--- a/src/dg_variables.c
+++ b/src/dg_variables.c
@@ -1722,5 +1722,5 @@ void var_subst(void *go, struct script_data *sc, trig_data *trig,
       left -= len;
     } /* else if *p .. */
   } /* while *p .. */
-  buf[sizeof(buf) - 1] = '\0';
+  *buf = '\0';
 }