From 89b90442e689406bfd3e2da390ec8dd352077c0b Mon Sep 17 00:00:00 2001
From: Elvis Capia <116971915+elviscapiaq@users.noreply.github.com>
Date: Tue, 22 Oct 2024 16:06:25 +0000
Subject: [PATCH] Fixes a warning treated as an error for GCC 13 (#138)

- For building Dive with GCC 13 in Release mode, a warning in `snprintf`
  treated as an error is produced.
- Adding an extra byte for null terminator in `snprintf` fixes the warning.
---
 ui/hover_help_model.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ui/hover_help_model.cpp b/ui/hover_help_model.cpp
index 1cf5746c3..81d9a1ff8 100644
--- a/ui/hover_help_model.cpp
+++ b/ui/hover_help_model.cpp
@@ -73,7 +73,7 @@ void HoverHelp::SetCurItem(Item        item,
     ;
 #define CASE(index, ...)                                        \
     case Item::index:                                           \
-        cur_string_size = snprintf(NULL, 0, __VA_ARGS__);       \
+        cur_string_size = snprintf(NULL, 0, __VA_ARGS__) + 1;   \
         cur_string.resize(cur_string_size);                     \
         snprintf(&cur_string[0], cur_string_size, __VA_ARGS__); \
         break;