singe/io/dll.h
2019-11-11 14:53:02 -06:00

50 lines
1.5 KiB
C

/*
* dll.h
*
* Copyright (C) 2002 Matt Ownby
*
* This file is part of DAPHNE, a laserdisc arcade game emulator
*
* DAPHNE 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 Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* DAPHNE 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 this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
// dll.h
// by Matt Ownby
// just has some macros to make DLL loading uniform across different OS's
#ifdef WIN32
#include <windows.h> // for DLL loading
#else
#include <dlfcn.h> // for .so loading
// Mac OSX can get this from http://www.opendarwin.org/projects/dlcompat/
#endif
// macros for making the dynamic library code look cleaner
#ifdef WIN32
#define M_LOAD_LIB(libname) LoadLibrary(#libname)
#define M_GET_SYM GetProcAddress
#define M_FREE_LIB FreeLibrary
#else
#define M_LOAD_LIB(libname) dlopen("lib" #libname ".so", RTLD_NOW)
#define M_GET_SYM dlsym
#define M_FREE_LIB dlclose
#endif
#ifdef WIN32
#define DLL_INSTANCE HINSTANCE
#else
#define DLL_INSTANCE void *
#endif