From e4613fc04c0c7aca665d7d4f7cf73e7aa03d5e06 Mon Sep 17 00:00:00 2001
From: Peter Nelson <peter1138@openttd.org>
Date: Mon, 4 Sep 2023 08:12:51 +0100
Subject: [PATCH] Codechange: Allow using more than 65536 NewGRF string IDs.

NewGRF string allocation allowed up to 524288 strings, however stringid was passed as uint16_t which limits to 2^16.
---
 src/newgrf_text.cpp | 2 +-
 src/newgrf_text.h   | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/newgrf_text.cpp b/src/newgrf_text.cpp
index 1544eb4695..506e80a965 100644
--- a/src/newgrf_text.cpp
+++ b/src/newgrf_text.cpp
@@ -636,7 +636,7 @@ const char *GetGRFStringFromGRFText(const GRFTextWrapper &text)
 /**
  * Get a C-string from a stringid set by a newgrf.
  */
-const char *GetGRFStringPtr(uint16_t stringid)
+const char *GetGRFStringPtr(uint32_t stringid)
 {
 	assert(stringid < _grf_text.size());
 	assert(_grf_text[stringid].grfid != 0);
diff --git a/src/newgrf_text.h b/src/newgrf_text.h
index 21273e3d5e..c3dfa08cee 100644
--- a/src/newgrf_text.h
+++ b/src/newgrf_text.h
@@ -33,7 +33,7 @@ StringID AddGRFString(uint32_t grfid, uint16_t stringid, byte langid, bool new_s
 StringID GetGRFStringID(uint32_t grfid, StringID stringid);
 const char *GetGRFStringFromGRFText(const GRFTextList &text_list);
 const char *GetGRFStringFromGRFText(const GRFTextWrapper &text);
-const char *GetGRFStringPtr(uint16_t stringid);
+const char *GetGRFStringPtr(uint32_t stringid);
 void CleanUpStrings();
 void SetCurrentGrfLangID(byte language_id);
 std::string TranslateTTDPatchCodes(uint32_t grfid, uint8_t language_id, bool allow_newlines, const std::string &str, StringControlCode byte80 = SCC_NEWGRF_PRINT_WORD_STRING_ID);