From 6439e96f8c8945c6550ca6ca14715dda2dfca2bc Mon Sep 17 00:00:00 2001
From: Simon McVittie <smcv@debian.org>
Date: Wed, 6 Jul 2011 10:16:15 +0100
Subject: [PATCH] Add LINK_TO_FREETYPE2

In Debian we want library dependencies to work in the conventional way,
since many tools expect that and use it to generate package
dependencies.

Origin: vendor, Debian
---
 ft2.c        | 42 ++++++++++++++++++++++++++++++++++++++++--
 makefile     |  5 +++++
 makefile.inc |  2 ++
 3 files changed, 47 insertions(+), 2 deletions(-)

diff --git a/ft2.c b/ft2.c
index f55d0e22..98466735 100644
--- a/ft2.c
+++ b/ft2.c
@@ -4,7 +4,14 @@
 #include "quakedef.h"
 
 #include "ft2.h"
-#include "ft2_defs.h"
+
+#ifdef LINK_TO_FREETYPE2
+# include <ft2build.h>
+# include FT_FREETYPE_H
+#else
+# include "ft2_defs.h"
+#endif
+
 #include "ft2_fontdefs.h"
 #include "image.h"
 
@@ -42,6 +49,26 @@ cvar_t r_font_compress = {CVAR_SAVE, "r_font_compress", "0", "use texture compre
 cvar_t r_font_nonpoweroftwo = {CVAR_SAVE, "r_font_nonpoweroftwo", "1", "use nonpoweroftwo textures for font (saves memory, potentially slower)"};
 cvar_t developer_font = {CVAR_SAVE, "developer_font", "0", "prints debug messages about fonts"};
 
+#ifdef LINK_TO_FREETYPE2
+
+#define qFT_Init_FreeType FT_Init_FreeType
+#define qFT_Done_FreeType FT_Done_FreeType
+#define qFT_New_Memory_Face FT_New_Memory_Face
+#define qFT_Done_Face FT_Done_Face
+#define qFT_Select_Size FT_Select_Size
+#define qFT_Request_Size FT_Request_Size
+#define qFT_Request_Size FT_Request_Size
+#define qFT_Set_Char_Size FT_Set_Char_Size
+#define qFT_Set_Pixel_Sizes FT_Set_Pixel_Sizes
+#define qFT_Load_Glyph FT_Load_Glyph
+#define qFT_Load_Char FT_Load_Char
+#define qFT_Get_Char_Index FT_Get_Char_Index
+#define qFT_Render_Glyph FT_Render_Glyph
+#define qFT_Get_Kerning FT_Get_Kerning
+#define qFT_Attach_Stream FT_Attach_Stream
+
+#else
+
 /*
 ================================================================================
 Function definitions. Taken from the freetype2 headers.
@@ -136,6 +163,8 @@ static dllfunction_t ft2funcs[] =
 /// Handle for FreeType2 DLL
 static dllhandle_t ft2_dll = NULL;
 
+#endif /* PREFER_PRELOAD */
+
 /// Memory pool for fonts
 static mempool_t *font_mempool= NULL;
 
@@ -240,12 +269,14 @@ void Font_CloseLibrary (void)
 	fontfilecache_FreeAll();
 	if (font_mempool)
 		Mem_FreePool(&font_mempool);
-	if (font_ft2lib && qFT_Done_FreeType)
+	if (font_ft2lib)
 	{
 		qFT_Done_FreeType(font_ft2lib);
 		font_ft2lib = NULL;
 	}
+#ifndef LINK_TO_FREETYPE2
 	Sys_UnloadLibrary (&ft2_dll);
+#endif
 	pp.buf = NULL;
 }
 
@@ -258,6 +289,7 @@ Try to load the FreeType2 DLL
 */
 qboolean Font_OpenLibrary (void)
 {
+#ifndef LINK_TO_FREETYPE2
 	const char* dllnames [] =
 	{
 #if defined(WIN32)
@@ -283,6 +315,7 @@ qboolean Font_OpenLibrary (void)
 	// Load the DLL
 	if (!Sys_LoadLibrary (dllnames, &ft2_dll, ft2funcs))
 		return false;
+#endif
 	return true;
 }
 
@@ -358,8 +391,11 @@ Implementation of a more or less lazy font loading and rendering code.
 
 ft2_font_t *Font_Alloc(void)
 {
+#ifndef LINK_TO_FREETYPE2
 	if (!ft2_dll)
 		return NULL;
+#endif
+
 	return (ft2_font_t *)Mem_Alloc(font_mempool, sizeof(ft2_font_t));
 }
 
@@ -1065,7 +1101,9 @@ void Font_UnloadFont(ft2_font_t *font)
 			font->font_maps[i] = NULL;
 		}
 	}
+#ifndef LINK_TO_FREETYPE2
 	if (ft2_dll)
+#endif
 	{
 		if (font->face)
 		{
diff --git a/makefile b/makefile
index fa64b029..967c4873 100644
--- a/makefile
+++ b/makefile
@@ -307,6 +307,11 @@ CFLAGS_CURL=-DLINK_TO_CURL `pkg-config --cflags libcurl`
 LIB_CURL=`pkg-config --libs libcurl`
 endif
 
+ifdef LINK_TO_FREETYPE2
+CFLAGS_FREETYPE2=-DLINK_TO_FREETYPE2 `pkg-config --cflags freetype2`
+LIB_FREETYPE2=`pkg-config --libs freetype2`
+endif
+
 ifdef LINK_TO_LIBJPEG
 CFLAGS_LIBJPEG=-DLINK_TO_LIBJPEG
 LIB_JPEG=-ljpeg
diff --git a/makefile.inc b/makefile.inc
index 814eb6a3..7b8023f7 100644
--- a/makefile.inc
+++ b/makefile.inc
@@ -193,6 +193,7 @@ CFLAGS_COMMON=\
 	$(CFLAGS_FS) \
 	$(CFLAGS_WARNINGS) \
 	$(CFLAGS_CURL) \
+	$(CFLAGS_FREETYPE2) \
 	$(CFLAGS_LIBJPEG) \
 	$(CFLAGS_LIBVORBIS) \
 	$(CFLAGS_PNG) \
@@ -234,6 +235,7 @@ OBJ_GLX= builddate.c sys_linux.o vid_glx.o thread_pthread.o keysym2ucs.o $(OBJ_S
 LDFLAGS_UNIXCOMMON=\
 	-lm \
 	$(LIB_CURL) \
+	$(LIB_FREETYPE2) \
 	$(LIB_ODE) \
 	$(LIB_JPEG) \
 	$(LIB_PNG) \
-- 
2.39.2