From 42d39040eeba1839d2e8ff1cdb09b4a5970cfe69 Mon Sep 17 00:00:00 2001
From: Dan Goodliffe <dan@randomdan.homeip.net>
Date: Fri, 11 Aug 2023 23:40:54 +0100
Subject: Fix to_lower so actually lowers the string

---
 slicer/slicer/hookMap.cpp | 2 +-
 slicer/slicer/hookMap.h   | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/slicer/slicer/hookMap.cpp b/slicer/slicer/hookMap.cpp
index 6e17a38..3192d6c 100644
--- a/slicer/slicer/hookMap.cpp
+++ b/slicer/slicer/hookMap.cpp
@@ -3,7 +3,7 @@
 
 namespace Slicer {
 	void
-	to_lower(std::string s)
+	to_lower(std::string & s)
 	{
 		boost::algorithm::to_lower(s);
 	}
diff --git a/slicer/slicer/hookMap.h b/slicer/slicer/hookMap.h
index 5f71e17..fe8e646 100644
--- a/slicer/slicer/hookMap.h
+++ b/slicer/slicer/hookMap.h
@@ -10,7 +10,7 @@
 #include <visibility.h>
 
 namespace Slicer {
-	void DLL_PUBLIC to_lower(std::string s);
+	void DLL_PUBLIC to_lower(std::string & s);
 
 	template<typename T> class ModelPartForComplex; // IWYU pragma: keep
 
-- 
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