view src/loadso/mint/SDL_loadso.c @ 1227:3202d727bb4b

From Mike Frysinger and/or Gentoo: - libsdl-PIC-hermes-cpuid.patch rewrites the code in _Hermes_X86_CPU so that it doesnt require the local cpu_flags memory variable, it just uses registers. test case: http://dev.gentoo.org/~vapier/libsdl/hermes-cpuid-test.tar.bz2
author Ryan C. Gordon <icculus@icculus.org>
date Thu, 05 Jan 2006 07:08:59 +0000
parents e9cf8c1b4590
children c9b51268668f
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/*
    SDL - Simple DirectMedia Layer
    Copyright (C) 1997-2004 Sam Lantinga

    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Library General Public
    License as published by the Free Software Foundation; either
    version 2 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
    Library General Public License for more details.

    You should have received a copy of the GNU Library General Public
    License along with this library; if not, write to the Free
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

    Sam Lantinga
    slouken@libsdl.org
*/

#ifdef SAVE_RCSID
static char rcsid =
 "@(#) $Id$";
#endif

/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/* System dependent library loading routines                           */

#if !SDL_INTERNAL_BUILDING_LOADSO
#error Do not compile directly...compile src/SDL_loadso.c instead!
#endif

/* please use the "dummy" driver if you don't have LDG support enabled. */
#if !defined(__MINT__) || !defined(ENABLE_LDG)
#error Compiling for the wrong platform?
#endif

#include <stdio.h>
#include <gem.h>
#include <ldg.h>

#include "SDL_types.h"
#include "SDL_error.h"
#include "SDL_loadso.h"

void *SDL_LoadObject(const char *sofile)
{
	const char *loaderror = "Unknown error";
	void *handle = (void *)ldg_open((char *)sofile, ldg_global);
	if ( handle == NULL ) {
		SDL_SetError("Failed loading %s: %s", sofile, loaderror);
	}
	return(handle);
}

void *SDL_LoadFunction(void *handle, const char *name)
{
	const char *loaderror = "Unknown error";
	void *symbol = (void *)ldg_find((char *)name, (LDG *)handle);
	if ( symbol == NULL ) {
		SDL_SetError("Failed loading %s: %s", name, loaderror);
	}
	return(symbol);
}

void SDL_UnloadObject(void *handle)
{
	if ( handle != NULL ) {
		ldg_close((LDG *)handle, ldg_global);
	}
}