#ifndef CYGONCE_LOADER_DLFCN_H
#define CYGONCE_LOADER_DLFCN_H

//==========================================================================
//
//      dlfcn.h
//
//      ELF dynamic loader API definitions
//
//==========================================================================
// ####ECOSGPLCOPYRIGHTBEGIN####                                            
// -------------------------------------------                              
// This file is part of eCos, the Embedded Configurable Operating System.   
// Copyright (C) 1998, 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
//
// eCos 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 or (at your option) any later      
// version.                                                                 
//
// eCos 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 eCos; if not, write to the Free Software Foundation, Inc.,    
// 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.            
//
// As a special exception, if other files instantiate templates or use      
// macros or inline functions from this file, or you compile this file      
// and link it with other works to produce a work based on this file,       
// this file does not by itself cause the resulting work to be covered by   
// the GNU General Public License. However the source code for this file    
// must still be made available in accordance with section (3) of the GNU   
// General Public License v2.                                               
//
// This exception does not invalidate any other reasons why a work based    
// on this file might be covered by the GNU General Public License.         
// -------------------------------------------                              
// ####ECOSGPLCOPYRIGHTEND####                                              
//==========================================================================
//#####DESCRIPTIONBEGIN####
//
// Author(s):           nickg
// Contributors:        nickg
// Date:                2000-11-15
// Purpose:             Define ELF dynamic loader API
// Description:         The functions defined here collectively implement the
//                      external API of the ELF dynamic loader.
// Usage:               #include <cyg/loader/dlfcn.h>
//
//####DESCRIPTIONEND####
//
//==========================================================================

#include <pkgconf/system.h>

#include <cyg/infra/cyg_type.h>         /* types etc.           */

// =========================================================================
// Mode values

#define RTLD_NOW        0x00    /* Relocate now (default)               */
#define RTLD_LAZY       0x01    /* Relocate opportunistically           */
#define RTLD_GLOBAL     0x00    /* make symbols available globally (default) */
#define RTLD_LOCAL      0x10    /* keep symbols secret                  */

// =========================================================================
// API calls

__externC void *dlopen (const char *file, int mode);

__externC void *dlopenmem(const void *addr, size_t size, int mode);

__externC int dlclose (void *handle);

__externC void *dlsym (void *handle, const char *name);

__externC const char *dlerror (void);

// -------------------------------------------------------------------------
#endif // ifndef CYGONCE_LOADER_DLFCN_H
// EOF dlfcn.h
