/*

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"

/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */

/* System dependent library loading routines */

#include <stdio.h>

#include <dlfcn.h>

#include "SDL_loadso.h"

void *SDL_LoadObject(const char *sofile)

{

void *handle = dlopen(sofile, RTLD_NOW);

const char *loaderror = (char *)dlerror();

if ( handle == NULL ) {

SDL_SetError("Failed loading %s: %s", sofile, loaderror);

}

return(handle);

}

void *SDL_LoadFunction(void *handle, const char *name)

{

void *symbol = dlsym(handle, name);

if ( symbol == NULL ) {

size_t len = 1+SDL_strlen(name)+1;

char *_name = SDL_stack_alloc(char, len);

_name[0] = '_';

SDL_strlcpy(&_name[1], name, len);

symbol = dlsym(handle, name);

SDL_stack_free(_name);

if ( symbol == NULL ) {

SDL_SetError("Failed loading %s: %s", name, (const char *)dlerror());

}

}

return(symbol);

}

void SDL_UnloadObject(void *handle)

{

if ( handle != NULL ) {

dlclose(handle);

}

}