source: openpam/trunk/lib/libpam/openpam_dlfunc.h @ 660

Last change on this file since 660 was 660, checked in by Dag-Erling Smørgrav, 8 years ago

Use dlfunc() if available; if not, fake it in terms of dlsym().

  • Property svn:eol-style set to native
  • Property svn:keywords set to Id
File size: 1.6 KB
Line 
1/*-
2 * Copyright (c) 2013 Dag-Erling Smørgrav
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 * $Id: openpam_dlfunc.h 660 2013-03-11 15:08:52Z des $
27 */
28
29#ifndef OPENPAM_DLFCN_H_INCLUDED
30#define OPENPAM_DLFCN_H_INCLUDED
31
32#ifndef HAVE_DLFUNC
33typedef void (*dlfunc_t)();
34
35static inline dlfunc_t
36dlfunc(void *handle, const char *symbol)
37{
38
39        return ((dlfunc_t)dlsym(handle, symbol));
40}
41#endif
42
43#endif
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