91 lines
2.1 KiB
C
91 lines
2.1 KiB
C
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/*
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* Copyright (c) 1997 by Internet Software Consortium.
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND INTERNET SOFTWARE CONSORTIUM DISCLAIMS
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* ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL INTERNET SOFTWARE
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* CONSORTIUM BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
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* DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
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* PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
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* ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
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* SOFTWARE.
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*/
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#if !defined(LINT) && !defined(CODECENTER)
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static const char rcsid[] = "$Id: assertions.c,v 8.2 1997/12/08 21:29:05 halley Exp $";
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#endif
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#include "port_before.h"
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#include <errno.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <isc/assertions.h>
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#include "port_after.h"
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/*
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* Forward.
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*/
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static void default_assertion_failed(char *, int, assertion_type, char *, int);
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/*
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* Public.
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*/
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assertion_failure_callback __assertion_failed = default_assertion_failed;
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void
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set_assertion_failure_callback(assertion_failure_callback f) {
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if (f == NULL)
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__assertion_failed = default_assertion_failed;
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else
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__assertion_failed = f;
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}
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char *
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assertion_type_to_text(assertion_type type) {
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char *result;
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switch (type) {
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case assert_require:
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result = "REQUIRE";
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break;
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case assert_ensure:
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result = "ENSURE";
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break;
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case assert_insist:
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result = "INSIST";
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break;
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case assert_invariant:
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result = "INVARIANT";
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break;
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default:
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result = NULL;
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}
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return (result);
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}
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/*
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* Private.
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*/
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static void
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default_assertion_failed(char *file, int line, assertion_type type, char *cond,
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int print_errno)
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{
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fprintf(stderr, "%s:%d: %s(%s)%s%s failed.\n",
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file, line, assertion_type_to_text(type), cond,
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(print_errno) ? ": " : "",
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(print_errno) ? strerror(errno) : "");
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abort();
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/* NOTREACHED */
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}
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