1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
|
/*
* dlf.h
*
* $Id: dlf.h,v 1.5 1999/04/24 09:54:12 source Exp $
*
* Dynamic Library Loader (mapping to SVR4)
*
* The iODBC driver manager.
*
* Copyright (C) 1995 by Ke Jin <kejin@empress.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the Free
* Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef _DLF_H
#define _DLF_H
#include <config.h>
#if defined(HAVE_LIBDL)
#define DLDAPI_SVR4_DLFCN
#elif defined(HAVE_SHL_LOAD)
#define DLDAPI_HP_SHL
#endif
#if defined(DLDAPI_SVR4_DLFCN)
#include <dlfcn.h>
#elif defined(DLDAPI_AIX_LOAD)
#include <dlfcn.h>
#elif defined(DLDAPI_VMS_IODBC)
extern void FAR *iodbc_dlopen (char FAR * path, int mode);
extern void FAR *iodbc_dlsym (void FAR * hdll, char FAR * sym);
extern char FAR *iodbc_dlerror ();
extern int iodbc_dlclose (void FAR * hdll);
#else
extern void FAR *dlopen (char FAR * path, int mode);
extern void FAR *dlsym (void FAR * hdll, char FAR * sym);
extern char FAR *dlerror ();
extern int dlclose (void FAR * hdll);
#endif
#ifndef RTLD_LAZY
#define RTLD_LAZY 1
#endif
#if defined(DLDAPI_VMS_IODBC)
#define DLL_OPEN(dll) (void*)iodbc_dlopen((char*)(path), RTLD_LAZY)
#define DLL_PROC(hdll, sym) (void*)iodbc_dlsym((void*)(hdll), (char*)sym)
#define DLL_ERROR() (char*)iodbc_dlerror()
#define DLL_CLOSE(hdll) iodbc_dlclose((void*)(hdll))
#else
#define DLL_OPEN(dll) (void*)dlopen((char*)(path), RTLD_LAZY)
#define DLL_PROC(hdll, sym) (void*)dlsym((void*)(hdll), (char*)sym)
#define DLL_ERROR() (char*)dlerror()
#define DLL_CLOSE(hdll) dlclose((void*)(hdll))
#endif
#endif
|
