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Ports: Add GemRB

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GemRB is an open-source implementation of the Infinity engine by
Bioware, used in some of their classic role-playing games.
This commit is contained in:
Julian Offenhäuser 2023-02-11 02:48:29 +01:00 • committed by Andreas Kling
parent b789debe07
commit 9be9bf3379
7 changed files with 183 additions and 0 deletions
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35
Ports/gemrb/patches/0003-Get-rid-of-swscanf-usage.patch Normal file
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@ -0,0 +1,35 @@
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Julian=20Offenh=C3=A4user?= <offenhaeuser@protonmail.com>
Date: Sat, 11 Feb 2023 00:52:51 +0100
Subject: [PATCH] Get rid of swscanf() usage
This function is currently not implemented in our LibC.
---
gemrb/core/GUI/TextSystem/GemMarkup.cpp | 14 +++++++++++++-
1 file changed, 13 insertions(+), 1 deletion(-)
diff --git a/gemrb/core/GUI/TextSystem/GemMarkup.cpp b/gemrb/core/GUI/TextSystem/GemMarkup.cpp
index f0f604ccb0c3d37098976f0e05371fb4a1988a67..2741aa6cd6b27961ac9bcd11992cb6cef4fa2a9f 100644
--- a/gemrb/core/GUI/TextSystem/GemMarkup.cpp
+++ b/gemrb/core/GUI/TextSystem/GemMarkup.cpp
@@ -25,7 +25,19 @@ namespace GemRB {
static Color ParseColor(const String& colorString)
{
Color color = ColorWhite;
- swscanf(colorString.c_str(), L"%02hhx%02hhx%02hhx%02hhx", &color.r, &color.g, &color.b, &color.a);
+
+ auto h2i = [](wchar_t c) -> int {
+ if (c >= '0' && c <= '9') return c - '0';
+ else if (c >= 'a' && c <='f') return c - 'a' + 10;
+ else if (c >= 'A' && c <='F') return c - 'A' + 10;
+ return 0;
+ };
+
+ color.r = (h2i(colorString[0]) << 4) | h2i(colorString[1]);
+ color.g = (h2i(colorString[2]) << 4) | h2i(colorString[3]);
+ color.b = (h2i(colorString[4]) << 4) | h2i(colorString[5]);
+ color.a = (h2i(colorString[6]) << 4) | h2i(colorString[7]);
+
return color;
}