Skip to content

HTTPS clone URL

Subversion checkout URL

You can clone with HTTPS or Subversion.

Download ZIP
Fetching contributors…

Cannot retrieve contributors at this time

95 lines (81 sloc) 2.683 kb
#ifndef __ivl_dlfcn_H
#define __ivl_dlfcn_H
/*
* Copyright (c) 2001 Stephen Williams (steve@icarus.com)
*
* This source code is free software; you can redistribute it
* and/or modify it in source code form 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.
*
* This program 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#if defined(__MINGW32__)
# include <windows.h>
# include <stdio.h>
typedef void * ivl_dll_t;
#elif defined(HAVE_DLFCN_H)
# include <dlfcn.h>
typedef void* ivl_dll_t;
#elif defined(HAVE_DL_H)
# include <dl.h>
typedef shl_t ivl_dll_t;
#endif
#if defined(__MINGW32__)
static __inline__ ivl_dll_t ivl_dlopen(const char *name)
{ return (void *)LoadLibrary(name); }
static __inline__ void *ivl_dlsym(ivl_dll_t dll, const char *nm)
{ return (void *)GetProcAddress((HINSTANCE)dll,nm);}
static __inline__ void ivl_dlclose(ivl_dll_t dll)
{ (void)FreeLibrary((HINSTANCE)dll);}
static __inline__ const char *dlerror(void)
{
static char msg[256];
unsigned long err = GetLastError();
FormatMessage(
FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
NULL,
err,
MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), // Default language
(LPTSTR) &msg,
sizeof(msg) - 1,
NULL
);
return msg;
}
#elif defined(HAVE_DLFCN_H)
static __inline__ ivl_dll_t ivl_dlopen(const char*name)
{ return dlopen(name,RTLD_LAZY); }
static __inline__ void* ivl_dlsym(ivl_dll_t dll, const char*nm)
{
void*sym = dlsym(dll, nm);
/* Not found? try without the leading _ */
if (sym == 0 && nm[0] == '_')
sym = dlsym(dll, nm+1);
return sym;
}
static __inline__ void ivl_dlclose(ivl_dll_t dll)
{ dlclose(dll); }
#elif defined(HAVE_DL_H)
static __inline__ ivl_dll_t ivl_dlopen(const char*name)
{ return shl_load(name, BIND_IMMEDIATE, 0); }
static __inline__ void* ivl_dlsym(ivl_dll_t dll, const char*nm)
{
void*sym;
int rc = shl_findsym(&dll, nm, TYPE_PROCEDURE, &sym);
return (rc == 0) ? sym : 0;
}
static __inline__ void ivl_dlclose(ivl_dll_t dll)
{ shl_unload(dll); }
static __inline__ const char*dlerror(void)
{ return strerror( errno ); }
#endif
#endif
Jump to Line
Something went wrong with that request. Please try again.