From b8b76adc732ad145ba8503e786c3b602b833b663 Mon Sep 17 00:00:00 2001
From: Diavolo <edoardo.sanguineti222@gmail.com>
Date: Sun, 10 Dec 2023 21:33:02 +0100
Subject: [PATCH] fix(menus): make functions case insensitive

---
 .../Parsing/Menu/Matcher/MenuExpressionMatchers.cpp           | 1 +
 src/Utils/Utils/StringUtils.cpp                               | 4 ++--
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/ObjLoading/Parsing/Menu/Matcher/MenuExpressionMatchers.cpp b/src/ObjLoading/Parsing/Menu/Matcher/MenuExpressionMatchers.cpp
index 684257b1a..9ec73c373 100644
--- a/src/ObjLoading/Parsing/Menu/Matcher/MenuExpressionMatchers.cpp
+++ b/src/ObjLoading/Parsing/Menu/Matcher/MenuExpressionMatchers.cpp
@@ -92,6 +92,7 @@ std::unique_ptr<ISimpleExpression> MenuExpressionMatchers::ProcessOperandExtensi
 
     const auto& functionCallToken = result.NextCapture(CAPTURE_FUNCTION_NAME);
     auto functionCallName = functionCallToken.IdentifierValue();
+    utils::MakeStringLowerCase(functionCallName);
 
     const auto& baseFunctionMap = GetBaseFunctionMapForFeatureLevel(m_state->m_feature_level);
     const auto foundBaseFunction = baseFunctionMap.find(functionCallName);
diff --git a/src/Utils/Utils/StringUtils.cpp b/src/Utils/Utils/StringUtils.cpp
index cffa5ed61..bf8904da9 100644
--- a/src/Utils/Utils/StringUtils.cpp
+++ b/src/Utils/Utils/StringUtils.cpp
@@ -92,12 +92,12 @@ namespace utils
     void MakeStringLowerCase(std::string& str)
     {
         for (auto& c : str)
-            c = static_cast<char>(tolower(c));
+            c = static_cast<char>(tolower(static_cast<unsigned char>(c)));
     }
 
     void MakeStringUpperCase(std::string& str)
     {
         for (auto& c : str)
-            c = static_cast<char>(toupper(c));
+            c = static_cast<char>(toupper(static_cast<unsigned char>(c)));
     }
 } // namespace utils