external/bsd/openldap/dist/include/ac/fdset.h

   1 /* redefine FD_SET */
   2 /* $OpenLDAP: pkg/ldap/include/ac/fdset.h,v 1.5.2.3 2008/02/11 23:26:40 kurt Exp $ */
   3 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
   4  *
   5  * Copyright 1998-2008 The OpenLDAP Foundation.
   6  * All rights reserved.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted only as authorized by the OpenLDAP
  10  * Public License.
  11  *
  12  * A copy of this license is available in file LICENSE in the
  13  * top-level directory of the distribution or, alternatively, at
  14  * <http://www.OpenLDAP.org/license.html>.
  15  */
  16
  17 /*
  18  * This header is to be included by portable.h to ensure
  19  * tweaking of FD_SETSIZE is done early enough to be effective.
  20  */
  21
  22 #ifndef _AC_FDSET_H
  23 #define _AC_FDSET_H
  24
  25 #if !defined( OPENLDAP_FD_SETSIZE ) && !defined( FD_SETSIZE )
  26 #  define OPENLDAP_FD_SETSIZE 4096
  27 #endif
  28
  29 #ifdef OPENLDAP_FD_SETSIZE
  30     /* assume installer desires to enlarge fd_set */
  31 #  ifdef HAVE_BITS_TYPES_H
  32 #    include <bits/types.h>
  33 #  endif
  34 #  ifdef __FD_SETSIZE
  35 #    undef __FD_SETSIZE
  36 #    define __FD_SETSIZE OPENLDAP_FD_SETSIZE
  37 #  else
  38 #    define FD_SETSIZE OPENLDAP_FD_SETSIZE
  39 #  endif
  40 #endif
  41
  42 #endif /* _AC_FDSET_H */