From 086e07168d3fbdac8ff806864dde3990cf208642 Mon Sep 17 00:00:00 2001
From: suve <veg@svgames.pl>
Date: Sat, 2 Feb 2019 18:53:36 +0100
Subject: [PATCH] Use sizeof() instead of magic number for strncpy in
 ModelOutput::WriteOldModel

---
 src/graphics/model/model_output.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/graphics/model/model_output.cpp b/src/graphics/model/model_output.cpp
index 15ebeb75..ef94a3a5 100644
--- a/src/graphics/model/model_output.cpp
+++ b/src/graphics/model/model_output.cpp
@@ -328,7 +328,10 @@ void ModelOutput::WriteOldModel(const CModel& model, std::ostream &stream)
         t.material.ambient = triangle.ambient;
         t.material.diffuse = triangle.diffuse;
         t.material.specular = triangle.specular;
-        strncpy(t.texName, triangle.tex1Name.c_str(), 20);
+
+        strncpy(t.texName, triangle.tex1Name.c_str(), sizeof(t.texName)-1);
+        t.texName[sizeof(t.texName)-1] = '\0';
+
         t.min = 0.0f;
         t.max = 1000000.0f;
         t.state = ConvertToOldState(triangle);