From c3bcf57f99fabace94fab095927dcbaab65fd2ba Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Robert=20M=C3=BCller?= <robytemueller@gmail.com>
Date: Sat, 16 Nov 2024 13:58:12 +0100
Subject: [PATCH] Fix client hanging when rendering text with small maximum
 width

Previously, when rendering text with a maximum width that is too small for a single glyph then the text rendering would loop indefinitely trying to advance the cursor to the next line where the glyph will also not fit.
---
 src/engine/client/text.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/engine/client/text.cpp b/src/engine/client/text.cpp
index 252f80f03..7bea8c5f8 100644
--- a/src/engine/client/text.cpp
+++ b/src/engine/client/text.cpp
@@ -1560,6 +1560,7 @@ public:
 
 		const char *pCurrent = pText;
 		const char *pEnd = pCurrent + Length;
+		const char *pPrevBatchEnd = nullptr;
 		const char *pEllipsis = "…";
 		const SGlyph *pEllipsisGlyph = nullptr;
 		if(pCursor->m_Flags & TEXTFLAG_ELLIPSIS_AT_END)
@@ -1966,6 +1967,9 @@ public:
 
 			if(NewLine)
 			{
+				if(pPrevBatchEnd == pBatchEnd)
+					break;
+				pPrevBatchEnd = pBatchEnd;
 				if(!StartNewLine())
 					break;
 				GotNewLineLast = true;