src/platform/IRIX/herror.c

   1 /*
   2  * Copyright (c) 1987 Regents of the University of California.
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms are permitted
   6  * provided that the above copyright notice and this paragraph are
   7  * duplicated in all such forms and that any documentation,
   8  * advertising materials, and other materials related to such
   9  * distribution and use acknowledge that the software was developed
  10  * by the University of California, Berkeley.  The name of the
  11  * University may not be used to endorse or promote products derived
  12  * from this software without specific prior written permission.
  13  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
  14  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
  15  * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  16  */
  17
  18 #include <afsconfig.h>
  19 #include <afs/param.h>
  20
  21
  22 #ifndef AFS_DARWIN_ENV
  23 #include <sys/types.h>
  24 #include <sys/uio.h>
  25
  26 char *h_errlist[] = {
  27     "Error 0",
  28     "Unknown host",             /* 1 HOST_NOT_FOUND */
  29     "Host name lookup failure", /* 2 TRY_AGAIN */
  30     "Unknown server error",     /* 3 NO_RECOVERY */
  31     "No address associated with name",  /* 4 NO_ADDRESS */
  32 };
  33 int h_nerr = { sizeof(h_errlist) / sizeof(h_errlist[0]) };
  34
  35 #if defined(AFS_SUN_ENV)
  36 int h_errno;
  37 #else
  38 extern int h_errno;
  39 #endif
  40
  41 /*
  42  * herror --
  43  *      print the error indicated by the h_errno value.
  44  */
  45 herror(s)
  46      char *s;
  47 {
  48     struct iovec iov[4];
  49     struct iovec *v = iov;
  50
  51     if (s && *s) {
  52         v->iov_base = s;
  53         v->iov_len = strlen(s);
  54         v++;
  55         v->iov_base = ": ";
  56         v->iov_len = 2;
  57         v++;
  58     }
  59     v->iov_base =
  60         (u_int) h_errno < h_nerr ? h_errlist[h_errno] : "Unknown error";
  61     v->iov_len = strlen(v->iov_base);
  62     v++;
  63     v->iov_base = "\n";
  64     v->iov_len = 1;
  65     writev(2, iov, (v - iov) + 1);
  66 }
  67 #endif