usr/src/cmd/sendmail/include/sm/fdset.h

   1 /*
   2  * Copyright (c) 2001, 2002 Sendmail, Inc. and its suppliers.
   3  *      All rights reserved.
   4  *
   5  * By using this file, you agree to the terms and conditions set
   6  * forth in the LICENSE file which can be found at the top level of
   7  * the sendmail distribution.
   8  *
   9  *      $Id: fdset.h,v 1.3.10.2 2002/12/10 04:02:25 ca Exp $
  10  */
  11
  12 #pragma ident   "%Z%%M% %I%     %E% SMI"
  13
  14 #ifndef SM_FDSET_H
  15 # define SM_FDSET_H
  16
  17 /*
  18 **  Note: SM_FD_OK_SELECT(fd) requires that ValidSocket(fd) has been checked
  19 **      before.
  20 */
  21
  22 #  define SM_FD_SET(fd, pfdset)         FD_SET(fd, pfdset)
  23 #  define SM_FD_ISSET(fd, pfdset)       FD_ISSET(fd, pfdset)
  24 #  define SM_FD_SETSIZE                 FD_SETSIZE
  25 #  define SM_FD_OK_SELECT(fd)           (FD_SETSIZE <= 0 || (fd) < FD_SETSIZE)
  26
  27 #endif /* SM_FDSET_H */