xref: /netbsd-src/external/bsd/openldap/dist/include/ac/fdset.h (revision 549b59ed3ccf0d36d3097190a0db27b770f3a839)
1 /*	$NetBSD: fdset.h,v 1.3 2021/08/14 16:14:55 christos Exp $	*/
2 
3 /* redefine FD_SET */
4 /* $OpenLDAP$ */
5 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
6  *
7  * Copyright 1998-2021 The OpenLDAP Foundation.
8  * All rights reserved.
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted only as authorized by the OpenLDAP
12  * Public License.
13  *
14  * A copy of this license is available in file LICENSE in the
15  * top-level directory of the distribution or, alternatively, at
16  * <http://www.OpenLDAP.org/license.html>.
17  */
18 
19 /*
20  * This header is to be included by portable.h to ensure
21  * tweaking of FD_SETSIZE is done early enough to be effective.
22  */
23 
24 #ifndef _AC_FDSET_H
25 #define _AC_FDSET_H
26 
27 #if !defined( OPENLDAP_FD_SETSIZE ) && !defined( FD_SETSIZE )
28 #  define OPENLDAP_FD_SETSIZE 4096
29 #endif
30 
31 #ifdef OPENLDAP_FD_SETSIZE
32     /* assume installer desires to enlarge fd_set */
33 #  ifdef HAVE_BITS_TYPES_H
34 #    include <bits/types.h>
35 #  endif
36 #  ifdef __FD_SETSIZE
37 #    undef __FD_SETSIZE
38 #    define __FD_SETSIZE OPENLDAP_FD_SETSIZE
39 #  else
40 #    define FD_SETSIZE OPENLDAP_FD_SETSIZE
41 #  endif
42 #endif
43 
44 #endif /* _AC_FDSET_H */
45