dist/tcpdump/machdep.c

   1 /*      $NetBSD: machdep.c,v 1.5 2007/07/24 11:53:40 drochner Exp $     */
   2
   3 /*
   4  * Copyright (c) 1996, 1997
   5  *      The Regents of the University of California.  All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that: (1) source code distributions
   9  * retain the above copyright notice and this paragraph in its entirety, (2)
  10  * distributions including binary code include the above copyright notice and
  11  * this paragraph in its entirety in the documentation or other materials
  12  * provided with the distribution, and (3) all advertising materials mentioning
  13  * features or use of this software display the following acknowledgement:
  14  * ``This product includes software developed by the University of California,
  15  * Lawrence Berkeley Laboratory and its contributors.'' Neither the name of
  16  * the University nor the names of its contributors may be used to endorse
  17  * or promote products derived from this software without specific prior
  18  * written permission.
  19  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
  20  * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
  21  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  22  */
  23
  24 #include <sys/cdefs.h>
  25 #ifndef lint
  26 #if 0
  27 static const char rcsid[] _U_ =
  28     "@(#) Header: /tcpdump/master/tcpdump/machdep.c,v 1.13 2003/12/15 03:53:21 guy Exp (LBL)";
  29 #else
  30 __RCSID("$NetBSD: machdep.c,v 1.5 2007/07/24 11:53:40 drochner Exp $");
  31 #endif
  32 #endif
  33
  34 #ifdef HAVE_CONFIG_H
  35 #include "config.h"
  36 #endif
  37
  38 /*
  39  * XXX - all we need, on platforms other than DEC OSF/1 (a/k/a Digital UNIX,
  40  * a/k/a Tru64 UNIX), is "size_t", which is a standard C type; what do we
  41  * need to do to get it defined?  This is clearly wrong, as we shouldn't
  42  * have to include UNIX or Windows system header files to get it.
  43  */
  44 #include <tcpdump-stdinc.h>
  45
  46 #ifndef HAVE___ATTRIBUTE__
  47 #define __attribute__(x)
  48 #endif /* HAVE___ATTRIBUTE__ */
  49
  50 #ifdef __osf__
  51 #include <sys/sysinfo.h>
  52 #include <sys/proc.h>
  53
  54 #if !defined(HAVE_SNPRINTF)
  55 int snprintf(char *, size_t, const char *, ...)
  56      __attribute__((format(printf, 3, 4)));
  57 #endif /* !defined(HAVE_SNPRINTF) */
  58 #endif /* __osf__ */
  59
  60 #include "machdep.h"
  61
  62 int
  63 abort_on_misalignment(char *ebuf _U_, size_t ebufsiz _U_)
  64 {
  65 #ifdef __osf__
  66         static int buf[2] = { SSIN_UACPROC, UAC_SIGBUS };
  67
  68         if (setsysinfo(SSI_NVPAIRS, (caddr_t)buf, 1, 0, 0) < 0) {
  69                 (void)snprintf(ebuf, ebufsiz, "setsysinfo: errno %d", errno);
  70                 return (-1);
  71         }
  72 #endif
  73         return (0);
  74 }