src/loadso/beos/SDL_sysloadso.c
author Sam Lantinga <slouken@libsdl.org>
Mon, 29 May 2006 04:04:35 +0000
branchSDL-1.3
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/*
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    SDL - Simple DirectMedia Layer
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    Copyright (C) 1997-2006 Sam Lantinga
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    This library is free software; you can redistribute it and/or
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    modify it under the terms of the GNU Lesser General Public
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    License as published by the Free Software Foundation; either
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    version 2.1 of the License, or (at your option) any later version.
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    This library is distributed in the hope that it will be useful,
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    but WITHOUT ANY WARRANTY; without even the implied warranty of
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    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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    Lesser General Public License for more details.
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    You should have received a copy of the GNU Lesser General Public
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    License along with this library; if not, write to the Free Software
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    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
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    Sam Lantinga
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    slouken@libsdl.org
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*/
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#include "SDL_config.h"
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#ifdef SDL_LOADSO_BEOS
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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
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/* System dependent library loading routines                           */
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#include <stdio.h>
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#include <be/kernel/image.h>
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#include "SDL_loadso.h"
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void *
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SDL_LoadObject(const char *sofile)
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{
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    void *handle = NULL;
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    const char *loaderror = "Unknown error";
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    image_id library_id = load_add_on(sofile);
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    if (library_id == B_ERROR) {
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        loaderror = "BeOS error";
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    } else {
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        handle = (void *) (library_id);
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    }
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    if (handle == NULL) {
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        SDL_SetError("Failed loading %s: %s", sofile, loaderror);
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    }
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    return (handle);
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}
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void *
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SDL_LoadFunction(void *handle, const char *name)
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{
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    void *symbol = NULL;
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    const char *loaderror = "Unknown error";
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    image_id library_id = (image_id) handle;
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    if (get_image_symbol(library_id,
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                         name, B_SYMBOL_TYPE_TEXT, &symbol) != B_NO_ERROR) {
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        loaderror = "Symbol not found";
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    }
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    if (symbol == NULL) {
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        SDL_SetError("Failed loading %s: %s", name, loaderror);
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    }
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    return (symbol);
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}
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void
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SDL_UnloadObject(void *handle)
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{
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    image_id library_id;
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    if (handle != NULL) {
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        library_id = (image_id) handle;
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        unload_add_on(library_id);
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    }
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}
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#endif /* SDL_LOADSO_BEOS */
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/* vi: set ts=4 sw=4 expandtab: */