Add our modified SDL sources under distrib/sdl-1.2.12

Fix distrib/make-distrib.sh script to work with git
Fix distrib/build-emulator.sh to accomodate for new SDL configure script
Handle Tiger SDK usage in SDL configure script

6 files changed, 733 insertions, 0 deletions

diff --git a/distrib/sdl-1.2.12/src/video/dc/SDL_dcevents.c b/distrib/sdl-1.2.12/src/video/dc/SDL_dcevents.c
new file mode 100644
index 0000000..1e8e2b5
--- /dev/null
+++ b/distrib/sdl-1.2.12/src/video/dc/SDL_dcevents.c
@@ -0,0 +1,152 @@
+/*
+    SDL - Simple DirectMedia Layer
+    Copyright (C) 1997-2006 Sam Lantinga
+
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Lesser General Public
+    License as published by the Free Software Foundation; either
+    version 2.1 of the License, or (at your option) any later version.
+
+    This library is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+    Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public
+    License along with this library; if not, write to the Free Software
+    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+
+    Sam Lantinga
+    slouken@libsdl.org
+*/
+#include "SDL_config.h"
+
+#include "SDL.h"
+#include "../../events/SDL_sysevents.h"
+#include "../../events/SDL_events_c.h"
+#include "SDL_dcvideo.h"
+#include "SDL_dcevents_c.h"
+
+#include <dc/maple.h>
+#include <dc/maple/mouse.h>
+#include <dc/maple/keyboard.h>
+
+const static unsigned short sdl_key[]= {
+	/*0*/	0, 0, 0, 0, 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i',
+		'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't',
+		'u', 'v', 'w', 'x', 'y', 'z',
+	/*1e*/	'1', '2', '3', '4', '5', '6', '7', '8', '9', '0',
+	/*28*/	SDLK_RETURN, SDLK_ESCAPE, SDLK_BACKSPACE, SDLK_TAB, SDLK_SPACE, SDLK_MINUS, SDLK_PLUS, SDLK_LEFTBRACKET, 
+	SDLK_RIGHTBRACKET, SDLK_BACKSLASH , 0, SDLK_SEMICOLON, SDLK_QUOTE,
+	/*35*/	'~', SDLK_COMMA, SDLK_PERIOD, SDLK_SLASH, SDLK_CAPSLOCK, 
+	SDLK_F1, SDLK_F2, SDLK_F3, SDLK_F4, SDLK_F5, SDLK_F6, SDLK_F7, SDLK_F8, SDLK_F9, SDLK_F10, SDLK_F11, SDLK_F12,
+	/*46*/	SDLK_PRINT, SDLK_SCROLLOCK, SDLK_PAUSE, SDLK_INSERT, SDLK_HOME, SDLK_PAGEUP, SDLK_DELETE, SDLK_END, SDLK_PAGEDOWN, SDLK_RIGHT, SDLK_LEFT, SDLK_DOWN, SDLK_UP,
+	/*53*/	SDLK_NUMLOCK, SDLK_KP_DIVIDE, SDLK_KP_MULTIPLY, SDLK_KP_MINUS, SDLK_KP_PLUS, SDLK_KP_ENTER, 
+	SDLK_KP1, SDLK_KP2, SDLK_KP3, SDLK_KP4, SDLK_KP5, SDLK_KP6,
+	/*5f*/	SDLK_KP7, SDLK_KP8, SDLK_KP9, SDLK_KP0, SDLK_KP_PERIOD, 0 /* S3 */
+};
+
+const static unsigned short sdl_shift[] = {
+	SDLK_LCTRL,SDLK_LSHIFT,SDLK_LALT,0 /* S1 */,
+	SDLK_RCTRL,SDLK_RSHIFT,SDLK_RALT,0 /* S2 */,
+};
+
+#define	MOUSE_WHEELUP 	(1<<4)
+#define	MOUSE_WHEELDOWN	(1<<5)
+
+static void mouse_update(void)
+{
+const	static char sdl_mousebtn[] = {
+	MOUSE_LEFTBUTTON,
+	MOUSE_RIGHTBUTTON,
+	MOUSE_SIDEBUTTON,
+	MOUSE_WHEELUP,
+	MOUSE_WHEELDOWN
+};
+
+	uint8 addr;
+	mouse_cond_t	cond;
+
+	static int prev_buttons;
+	int buttons,changed;
+	int i;
+
+	if ((addr = maple_first_mouse())==0 || mouse_get_cond(addr, &cond)<0) return;
+
+	buttons = cond.buttons^0xff;
+	if (cond.dz<0) buttons|=MOUSE_WHEELUP;
+	if (cond.dz>0) buttons|=MOUSE_WHEELDOWN;
+
+	if (cond.dx||cond.dy) SDL_PrivateMouseMotion(0,1,cond.dx,cond.dy);
+
+	changed = buttons^prev_buttons;
+	for(i=0;i<sizeof(sdl_mousebtn);i++) {
+		if (changed & sdl_mousebtn[i]) {
+			SDL_PrivateMouseButton((buttons & sdl_mousebtn[i])?SDL_PRESSED:SDL_RELEASED,i,0,0);
+		}
+	}
+	prev_buttons = buttons;
+}
+
+static void keyboard_update(void)
+{
+	static kbd_state_t	old_state;
+	static uint8 old_addr;
+
+	kbd_state_t	*state;
+	uint8	addr;
+	int	port,unit;
+
+	int shiftkeys;
+	SDL_keysym keysym;
+
+	int i;
+
+	addr = maple_first_kb();
+
+	if (addr==0) return;
+
+	if (addr!=old_addr) {
+		old_addr = addr;
+		SDL_memset(&old_state,0,sizeof(old_state));
+	}
+
+	maple_raddr(addr,&port,&unit);
+
+	state = maple_dev_state(port,unit);
+	if (!state) return;
+
+	shiftkeys = state->shift_keys ^ old_state.shift_keys;
+	for(i=0;i<sizeof(sdl_shift);i++) {
+		if ((shiftkeys>>i)&1) {
+			keysym.sym = sdl_shift[i];
+			SDL_PrivateKeyboard(((state->shift_keys>>i)&1)?SDL_PRESSED:SDL_RELEASED,&keysym);
+		}
+	}
+
+	for(i=0;i<sizeof(sdl_key);i++) {
+		if (state->matrix[i]!=old_state.matrix[i]) {
+			int key = sdl_key[i];
+			if (key) {
+				keysym.sym = key;
+				SDL_PrivateKeyboard(state->matrix[i]?SDL_PRESSED:SDL_RELEASED,&keysym);
+			}
+		}
+	}
+
+	old_state = *state;
+}
+
+void DC_PumpEvents(_THIS)
+{
+	keyboard_update();
+	mouse_update();
+}
+
+void DC_InitOSKeymap(_THIS)
+{
+	/* do nothing. */
+}
+
+/* end of SDL_dcevents.c ... */
+
diff --git a/distrib/sdl-1.2.12/src/video/dc/SDL_dcevents_c.h b/distrib/sdl-1.2.12/src/video/dc/SDL_dcevents_c.h
new file mode 100644
index 0000000..57dc6d6
--- /dev/null
+++ b/distrib/sdl-1.2.12/src/video/dc/SDL_dcevents_c.h
@@ -0,0 +1,33 @@
+/*
+    SDL - Simple DirectMedia Layer
+    Copyright (C) 1997-2006 Sam Lantinga
+
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Lesser General Public
+    License as published by the Free Software Foundation; either
+    version 2.1 of the License, or (at your option) any later version.
+
+    This library is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+    Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public
+    License along with this library; if not, write to the Free Software
+    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+
+    Sam Lantinga
+    slouken@libsdl.org
+*/
+#include "SDL_config.h"
+
+#include "SDL_dcvideo.h"
+
+/* Variables and functions exported by SDL_sysevents.c to other parts 
+   of the native video subsystem (SDL_sysvideo.c)
+*/
+extern void DC_InitOSKeymap(_THIS);
+extern void DC_PumpEvents(_THIS);
+
+/* end of SDL_dcevents_c.h ... */
+
diff --git a/distrib/sdl-1.2.12/src/video/dc/SDL_dcmouse.c b/distrib/sdl-1.2.12/src/video/dc/SDL_dcmouse.c
new file mode 100644
index 0000000..ccb969d
--- /dev/null
+++ b/distrib/sdl-1.2.12/src/video/dc/SDL_dcmouse.c
@@ -0,0 +1,35 @@
+/*
+    SDL - Simple DirectMedia Layer
+    Copyright (C) 1997-2006 Sam Lantinga
+
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Lesser General Public
+    License as published by the Free Software Foundation; either
+    version 2.1 of the License, or (at your option) any later version.
+
+    This library is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+    Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public
+    License along with this library; if not, write to the Free Software
+    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+
+    Sam Lantinga
+    slouken@libsdl.org
+*/
+#include "SDL_config.h"
+
+#include <stdio.h>
+
+#include "SDL_mouse.h"
+#include "../../events/SDL_events_c.h"
+
+#include "SDL_dcmouse_c.h"
+
+
+/* The implementation dependent data for the window manager cursor */
+struct WMcursor {
+	int unused;
+};
diff --git a/distrib/sdl-1.2.12/src/video/dc/SDL_dcmouse_c.h b/distrib/sdl-1.2.12/src/video/dc/SDL_dcmouse_c.h
new file mode 100644
index 0000000..e985c75
--- /dev/null
+++ b/distrib/sdl-1.2.12/src/video/dc/SDL_dcmouse_c.h
@@ -0,0 +1,26 @@
+/*
+    SDL - Simple DirectMedia Layer
+    Copyright (C) 1997-2006 Sam Lantinga
+
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Lesser General Public
+    License as published by the Free Software Foundation; either
+    version 2.1 of the License, or (at your option) any later version.
+
+    This library is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+    Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public
+    License along with this library; if not, write to the Free Software
+    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+
+    Sam Lantinga
+    slouken@libsdl.org
+*/
+#include "SDL_config.h"
+
+#include "SDL_dcvideo.h"
+
+/* Functions to be exported */
diff --git a/distrib/sdl-1.2.12/src/video/dc/SDL_dcvideo.c b/distrib/sdl-1.2.12/src/video/dc/SDL_dcvideo.c
new file mode 100644
index 0000000..3d884c3
--- /dev/null
+++ b/distrib/sdl-1.2.12/src/video/dc/SDL_dcvideo.c
@@ -0,0 +1,445 @@
+/*
+    SDL - Simple DirectMedia Layer
+    Copyright (C) 1997-2006 Sam Lantinga
+
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Lesser General Public
+    License as published by the Free Software Foundation; either
+    version 2.1 of the License, or (at your option) any later version.
+
+    This library is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+    Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public
+    License along with this library; if not, write to the Free Software
+    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+
+    Sam Lantinga
+    slouken@libsdl.org
+*/
+#include "SDL_config.h"
+
+#include "SDL_video.h"
+#include "SDL_mouse.h"
+#include "../SDL_sysvideo.h"
+#include "../SDL_pixels_c.h"
+#include "../../events/SDL_events_c.h"
+
+#include "SDL_dcvideo.h"
+#include "SDL_dcevents_c.h"
+#include "SDL_dcmouse_c.h"
+
+#include <dc/video.h>
+#include <dc/pvr.h>
+
+
+/* Initialization/Query functions */
+static int DC_VideoInit(_THIS, SDL_PixelFormat *vformat);
+static SDL_Rect **DC_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags);
+static SDL_Surface *DC_SetVideoMode(_THIS, SDL_Surface *current, int width, int height, int bpp, Uint32 flags);
+static int DC_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color *colors);
+static void DC_VideoQuit(_THIS);
+
+/* Hardware surface functions */
+static int DC_AllocHWSurface(_THIS, SDL_Surface *surface);
+static int DC_LockHWSurface(_THIS, SDL_Surface *surface);
+static void DC_UnlockHWSurface(_THIS, SDL_Surface *surface);
+static void DC_FreeHWSurface(_THIS, SDL_Surface *surface);
+static int DC_FlipHWSurface(_THIS, SDL_Surface *surface);
+
+/* etc. */
+static void DC_UpdateRects(_THIS, int numrects, SDL_Rect *rects);
+
+/* OpenGL */
+#if SDL_VIDEO_OPENGL
+static void *DC_GL_GetProcAddress(_THIS, const char *proc);
+static int DC_GL_LoadLibrary(_THIS, const char *path);
+static int DC_GL_GetAttribute(_THIS, SDL_GLattr attrib, int* value);
+static void DC_GL_SwapBuffers(_THIS);
+#endif
+
+/* DC driver bootstrap functions */
+
+static int DC_Available(void)
+{
+	return 1;
+}
+
+static void DC_DeleteDevice(SDL_VideoDevice *device)
+{
+	SDL_free(device->hidden);
+	SDL_free(device);
+}
+
+static SDL_VideoDevice *DC_CreateDevice(int devindex)
+{
+	SDL_VideoDevice *device;
+
+	/* Initialize all variables that we clean on shutdown */
+	device = (SDL_VideoDevice *)SDL_malloc(sizeof(SDL_VideoDevice));
+	if ( device ) {
+		SDL_memset(device, 0, (sizeof *device));
+		device->hidden = (struct SDL_PrivateVideoData *)
+				SDL_malloc((sizeof *device->hidden));
+	}
+	if ( (device == NULL) || (device->hidden == NULL) ) {
+		SDL_OutOfMemory();
+		if ( device ) {
+			SDL_free(device);
+		}
+		return(0);
+	}
+	SDL_memset(device->hidden, 0, (sizeof *device->hidden));
+
+	/* Set the function pointers */
+	device->VideoInit = DC_VideoInit;
+	device->ListModes = DC_ListModes;
+	device->SetVideoMode = DC_SetVideoMode;
+	device->CreateYUVOverlay = NULL;
+	device->SetColors = DC_SetColors;
+	device->UpdateRects = DC_UpdateRects;
+	device->VideoQuit = DC_VideoQuit;
+	device->AllocHWSurface = DC_AllocHWSurface;
+	device->CheckHWBlit = NULL;
+	device->FillHWRect = NULL;
+	device->SetHWColorKey = NULL;
+	device->SetHWAlpha = NULL;
+	device->LockHWSurface = DC_LockHWSurface;
+	device->UnlockHWSurface = DC_UnlockHWSurface;
+	device->FlipHWSurface = DC_FlipHWSurface;
+	device->FreeHWSurface = DC_FreeHWSurface;
+#if SDL_VIDEO_OPENGL
+	device->GL_LoadLibrary = DC_GL_LoadLibrary;
+	device->GL_GetProcAddress = DC_GL_GetProcAddress;
+	device->GL_GetAttribute = DC_GL_GetAttribute;
+	device->GL_MakeCurrent = NULL;
+	device->GL_SwapBuffers = DC_GL_SwapBuffers;
+#endif
+	device->SetCaption = NULL;
+	device->SetIcon = NULL;
+	device->IconifyWindow = NULL;
+	device->GrabInput = NULL;
+	device->GetWMInfo = NULL;
+	device->InitOSKeymap = DC_InitOSKeymap;
+	device->PumpEvents = DC_PumpEvents;
+
+	device->free = DC_DeleteDevice;
+
+	return device;
+}
+
+VideoBootStrap DC_bootstrap = {
+	"dcvideo", "Dreamcast Video",
+	DC_Available, DC_CreateDevice
+};
+
+
+int DC_VideoInit(_THIS, SDL_PixelFormat *vformat)
+{
+	/* Determine the screen depth (use default 16-bit depth) */
+	/* we change this during the SDL_SetVideoMode implementation... */
+	vformat->BitsPerPixel = 16;
+	vformat->Rmask = 0x0000f800;
+	vformat->Gmask = 0x000007e0;
+	vformat->Bmask = 0x0000001f;
+
+	/* We're done! */
+	return(0);
+}
+
+const static SDL_Rect
+	RECT_800x600 = {0,0,800,600},
+	RECT_640x480 = {0,0,640,480},
+	RECT_320x240 = {0,0,320,240};
+const static SDL_Rect *vid_modes[] = {
+	&RECT_800x600,
+	&RECT_640x480,
+	&RECT_320x240,
+	NULL
+};
+
+SDL_Rect **DC_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags)
+{
+	switch(format->BitsPerPixel) {
+	case 15:
+	case 16:
+		return &vid_modes;
+	case 32:
+		if (!(flags & SDL_OPENGL))
+		return &vid_modes;
+	default:
+		return NULL;
+	}
+//	return (SDL_Rect **) -1;
+}
+
+pvr_init_params_t params = {
+        /* Enable opaque and translucent polygons with size 16 */
+        { PVR_BINSIZE_16, PVR_BINSIZE_0, PVR_BINSIZE_16, PVR_BINSIZE_0, PVR_BINSIZE_16 },
+
+        /* Vertex buffer size */
+        512*1024
+};
+
+#if SDL_VIDEO_OPENGL
+static int pvr_inited;
+#endif
+
+SDL_Surface *DC_SetVideoMode(_THIS, SDL_Surface *current,
+				int width, int height, int bpp, Uint32 flags)
+{
+	int disp_mode,pixel_mode,pitch;
+	Uint32 Rmask, Gmask, Bmask;
+
+	if (width==320 && height==240) disp_mode=DM_320x240;
+	else if (width==640 && height==480) disp_mode=DM_640x480;
+	else if (width==800 && height==600) disp_mode=DM_800x608;
+	else {
+		SDL_SetError("Couldn't find requested mode in list");
+		return(NULL);
+	}
+
+	switch(bpp) {
+	case 15: pixel_mode = PM_RGB555; pitch = width*2;
+		/* 5-5-5 */
+		Rmask = 0x00007c00;
+		Gmask = 0x000003e0;
+		Bmask = 0x0000001f;
+		break;
+	case 16: pixel_mode = PM_RGB565; pitch = width*2;
+		/* 5-6-5 */
+		Rmask = 0x0000f800;
+		Gmask = 0x000007e0;
+		Bmask = 0x0000001f;
+		break;
+	case 24: bpp = 32;
+	case 32: pixel_mode = PM_RGB888; pitch = width*4;
+		Rmask = 0x00ff0000;
+		Gmask = 0x0000ff00;
+		Bmask = 0x000000ff;
+#if SDL_VIDEO_OPENGL
+		if (!(flags & SDL_OPENGL))
+#endif
+		break;
+	default:
+		SDL_SetError("Couldn't find requested mode in list");
+		return(NULL);
+	}
+
+//  if ( bpp != current->format->BitsPerPixel ) {
+	if ( ! SDL_ReallocFormat(current, bpp, Rmask, Gmask, Bmask, 0) ) {
+		return(NULL);
+	}
+//  }
+
+	/* Set up the new mode framebuffer */
+	current->flags = (SDL_FULLSCREEN|SDL_HWSURFACE);
+	current->w = width;
+	current->h = height;
+	current->pitch = pitch;
+
+#if SDL_VIDEO_OPENGL
+	if (pvr_inited) {
+		pvr_inited = 0;
+		pvr_shutdown();
+	}
+#endif
+
+	vid_set_mode(disp_mode,pixel_mode);
+
+	current->pixels = vram_s;
+
+#if SDL_VIDEO_OPENGL
+	if (flags & SDL_OPENGL) {
+		this->gl_config.driver_loaded = 1;
+		current->flags = SDL_FULLSCREEN | SDL_OPENGL;
+		current->pixels = NULL;
+		pvr_inited = 1;
+		pvr_init(&params);
+		glKosInit();
+		glKosBeginFrame();
+	} else
+#endif
+	if (flags | SDL_DOUBLEBUF) {
+		current->flags |= SDL_DOUBLEBUF;
+		current->pixels = (void*)((int)current->pixels | 0x400000);
+	}
+
+	/* We're done */
+	return(current);
+}
+
+/* We don't actually allow hardware surfaces other than the main one */
+static int DC_AllocHWSurface(_THIS, SDL_Surface *surface)
+{
+	return(-1);
+}
+static void DC_FreeHWSurface(_THIS, SDL_Surface *surface)
+{
+	return;
+}
+
+/* We need to wait for vertical retrace on page flipped displays */
+static int DC_LockHWSurface(_THIS, SDL_Surface *surface)
+{
+	return(0);
+}
+
+static void DC_UnlockHWSurface(_THIS, SDL_Surface *surface)
+{
+	return;
+}
+
+static int DC_FlipHWSurface(_THIS, SDL_Surface *surface)
+{
+	if (surface->flags & SDL_DOUBLEBUF) {
+		vid_set_start((int)surface->pixels & 0xffffff);
+		surface->pixels = (void*)((int)surface->pixels ^ 0x400000);
+	}
+	return(0);
+}
+
+static void DC_UpdateRects(_THIS, int numrects, SDL_Rect *rects)
+{
+	/* do nothing. */
+}
+
+static int DC_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color *colors)
+{
+	/* do nothing of note. */
+	return(1);
+}
+
+/* Note:  If we are terminated, this could be called in the middle of
+   another SDL video routine -- notably UpdateRects.
+*/
+static void DC_VideoQuit(_THIS)
+{
+#if SDL_VIDEO_OPENGL
+	if (pvr_inited) {
+		pvr_inited = 0;
+		pvr_shutdown();
+	}
+#endif
+}
+
+#if SDL_VIDEO_OPENGL
+
+void dmyfunc(void) {}
+
+typedef void (*funcptr)();
+const static struct {
+	char *name;
+	funcptr addr;
+} glfuncs[] = {
+#define	DEF(func)	{#func,&func}
+	DEF(glBegin),
+	DEF(glBindTexture),
+	DEF(glBlendFunc),
+	DEF(glColor4f),
+//	DEF(glCopyImageID),
+	DEF(glDisable),
+	DEF(glEnable),
+	DEF(glEnd),
+	DEF(glFlush),
+	DEF(glGenTextures),
+	DEF(glGetString),
+	DEF(glLoadIdentity),
+	DEF(glMatrixMode),
+	DEF(glOrtho),
+	DEF(glPixelStorei),
+//	DEF(glPopAttrib),
+//	DEF(glPopClientAttrib),
+	{"glPopAttrib",&dmyfunc},
+	{"glPopClientAttrib",&dmyfunc},
+	DEF(glPopMatrix),
+//	DEF(glPushAttrib),
+//	DEF(glPushClientAttrib),
+	{"glPushAttrib",&dmyfunc},
+	{"glPushClientAttrib",&dmyfunc},
+	DEF(glPushMatrix),
+	DEF(glTexCoord2f),
+	DEF(glTexEnvf),
+	DEF(glTexImage2D),
+	DEF(glTexParameteri),
+	DEF(glTexSubImage2D),
+	DEF(glVertex2i),
+	DEF(glViewport),
+#undef	DEF
+};
+
+static void *DC_GL_GetProcAddress(_THIS, const char *proc)
+{
+	void *ret;
+	int i;
+
+	ret = glKosGetProcAddress(proc);
+	if (ret) return ret;
+
+	for(i=0;i<sizeof(glfuncs)/sizeof(glfuncs[0]);i++) {
+		if (SDL_strcmp(proc,glfuncs[i].name)==0) return glfuncs[i].addr;
+	}
+
+	return NULL;
+}
+
+static int DC_GL_LoadLibrary(_THIS, const char *path)
+{
+	this->gl_config.driver_loaded = 1;
+
+	return 0;
+}
+
+static int DC_GL_GetAttribute(_THIS, SDL_GLattr attrib, int* value)
+{
+	GLenum mesa_attrib;
+	int val;
+
+	switch(attrib) {
+	case SDL_GL_RED_SIZE:
+		val = 5;
+		break;
+	case SDL_GL_GREEN_SIZE:
+		val = 6;
+		break;
+	case SDL_GL_BLUE_SIZE:
+		val = 5;
+		break;
+	case SDL_GL_ALPHA_SIZE:
+		val = 0;
+		break;
+	case SDL_GL_DOUBLEBUFFER:
+		val = 1;
+		break;
+	case SDL_GL_DEPTH_SIZE:
+		val = 16; /* or 32? */
+		break;
+	case SDL_GL_STENCIL_SIZE:
+		val = 0;
+		break;
+	case SDL_GL_ACCUM_RED_SIZE:
+		val = 0;
+		break;
+	case SDL_GL_ACCUM_GREEN_SIZE:
+		val = 0;
+	case SDL_GL_ACCUM_BLUE_SIZE:
+		val = 0;
+		break;
+	case SDL_GL_ACCUM_ALPHA_SIZE:
+		val = 0;
+		break;
+	default :
+		return -1;
+	}
+	*value = val;
+	return 0;
+}
+
+static void DC_GL_SwapBuffers(_THIS)
+{
+	glKosFinishFrame();
+	glKosBeginFrame();
+}
+#endif
diff --git a/distrib/sdl-1.2.12/src/video/dc/SDL_dcvideo.h b/distrib/sdl-1.2.12/src/video/dc/SDL_dcvideo.h
new file mode 100644
index 0000000..2c7bf25
--- /dev/null
+++ b/distrib/sdl-1.2.12/src/video/dc/SDL_dcvideo.h
@@ -0,0 +1,42 @@
+/*
+    SDL - Simple DirectMedia Layer
+    Copyright (C) 1997-2006 Sam Lantinga
+
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Lesser General Public
+    License as published by the Free Software Foundation; either
+    version 2.1 of the License, or (at your option) any later version.
+
+    This library is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+    Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public
+    License along with this library; if not, write to the Free Software
+    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+
+    Sam Lantinga
+    slouken@libsdl.org
+*/
+#include "SDL_config.h"
+
+#ifndef _SDL_dcvideo_h
+#define _SDL_dcvideo_h
+
+#include "SDL_mouse.h"
+#include "SDL_mutex.h"
+#include "../SDL_sysvideo.h"
+
+/* Hidden "this" pointer for the video functions */
+#define _THIS	SDL_VideoDevice *this
+
+
+/* Private display data */
+
+struct SDL_PrivateVideoData {
+    int w, h;
+    void *buffer;
+};
+
+#endif /* _SDL_dcvideo_h */