1 /*

     2     SDL - Simple DirectMedia Layer

     3     Copyright (C) 1997-2006 Sam Lantinga

     4 

     5     This library is free software; you can redistribute it and/or

     6     modify it under the terms of the GNU Lesser General Public

     7     License as published by the Free Software Foundation; either

     8     version 2.1 of the License, or (at your option) any later version.

     9 

    10     This library is distributed in the hope that it will be useful,

    11     but WITHOUT ANY WARRANTY; without even the implied warranty of

    12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

    13     Lesser General Public License for more details.

    14 

    15     You should have received a copy of the GNU Lesser General Public

    16     License along with this library; if not, write to the Free Software

    17     Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

    18 

    19     Sam Lantinga

    20     slouken@libsdl.org

    21 */

    22 #include "SDL_config.h"

    23 

    24 #ifdef SDL_LOADSO_LDG

    25 

    26 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */

    27 /* System dependent library loading routines                           */

    28 

    29 #include <stdio.h>

    30 #include <gem.h>

    31 #include <ldg.h>

    32 

    33 #include "SDL_loadso.h"

    34 

    35 void *SDL_LoadObject(const char *sofile)

    36 {

    37 	const char *loaderror = "Unknown error";

    38 	void *handle = (void *)ldg_open((char *)sofile, ldg_global);

    39 	if ( handle == NULL ) {

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

    41 	}

    42 	return(handle);

    43 }

    44 

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

    46 {

    47 	const char *loaderror = "Unknown error";

    48 	void *symbol = (void *)ldg_find((char *)name, (LDG *)handle);

    49 	if ( symbol == NULL ) {

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

    51 	}

    52 	return(symbol);

    53 }

    54 

    55 void SDL_UnloadObject(void *handle)

    56 {

    57 	if ( handle != NULL ) {

    58 		ldg_close((LDG *)handle, ldg_global);

    59 	}

    60 }

    61 

    62 #endif /* SDL_LOADSO_LDG */