86 lines
2.7 KiB
C
86 lines
2.7 KiB
C
/*
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* Copyright (c) 1995 - 1999 Kungliga Tekniska Högskolan
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* (Royal Institute of Technology, Stockholm, Sweden).
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* 3. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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RCSID("$Id: hstrerror.c,v 1.23 1999/12/05 13:18:55 assar Exp $");
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#endif
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#ifndef HAVE_HSTRERROR
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#if (defined(SunOS) && (SunOS >= 50))
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#define hstrerror broken_proto
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#endif
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#include "roken.h"
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#if (defined(SunOS) && (SunOS >= 50))
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#undef hstrerror
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#endif
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#ifndef HAVE_H_ERRNO
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int h_errno = -17; /* Some magic number */
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#endif
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#if !(defined(HAVE_H_ERRLIST) && defined(HAVE_H_NERR))
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static const char *const h_errlist[] = {
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"Resolver Error 0 (no error)",
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"Unknown host", /* 1 HOST_NOT_FOUND */
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"Host name lookup failure", /* 2 TRY_AGAIN */
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"Unknown server error", /* 3 NO_RECOVERY */
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"No address associated with name", /* 4 NO_ADDRESS */
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};
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static
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const
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int h_nerr = { sizeof h_errlist / sizeof h_errlist[0] };
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#else
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#ifndef HAVE_H_ERRLIST_DECLARATION
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extern const char *h_errlist[];
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extern int h_nerr;
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#endif
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#endif
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const char *
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hstrerror(int herr)
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{
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if (0 <= herr && herr < h_nerr)
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return h_errlist[herr];
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else if(herr == -17)
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return "unknown error";
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else
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return "Error number out of range (hstrerror)";
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}
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#endif
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