/* RetroArch - A frontend for libretro.
* Copyright (C) 2010-2014 - Hans-Kristian Arntzen
* Copyright (C) 2011-2015 - Daniel De Matteis
*
* RetroArch is free software: you can redistribute it and/or modify it under the terms
* of the GNU General Public License as published by the Free Software Found-
* ation, either version 3 of the License, or (at your option) any later version.
*
* RetroArch 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with RetroArch.
* If not, see .
*/
#include
#include "dylib.h"
#ifdef NEED_DYNAMIC
#ifdef _WIN32
#include
#else
#include
#endif
/**
* dylib_load:
* @path : Path to libretro core library.
*
* Platform independent dylib loading.
*
* Returns: library handle on success, otherwise NULL.
**/
dylib_t dylib_load(const char *path)
{
#ifdef _WIN32
dylib_t lib = LoadLibrary(path);
#else
dylib_t lib = dlopen(path, RTLD_LAZY);
#endif
return lib;
}
function_t dylib_proc(dylib_t lib, const char *proc)
{
function_t sym;
void *ptr_sym = NULL;
(void)ptr_sym;
#ifdef _WIN32
sym = (function_t)GetProcAddress(lib ?
(HMODULE)lib : GetModuleHandle(NULL), proc);
#else
if (lib)
ptr_sym = dlsym(lib, proc);
else
{
void *handle = dlopen(NULL, RTLD_LAZY);
if (handle)
{
ptr_sym = dlsym(handle, proc);
dlclose(handle);
}
}
/* Dirty hack to workaround the non-legality of
* (void*) -> fn-pointer casts. */
memcpy(&sym, &ptr_sym, sizeof(void*));
#endif
return sym;
}
/**
* dylib_close:
* @lib : Library handle.
*
* Frees library handle.
**/
void dylib_close(dylib_t lib)
{
#ifdef _WIN32
FreeLibrary((HMODULE)lib);
#else
#ifndef NO_DLCLOSE
dlclose(lib);
#endif
#endif
}
#endif