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mirror of https://git.FreeBSD.org/src.git synced 2024-12-23 11:18:54 +00:00
freebsd/contrib/ntp/libisc/error.c
2004-07-20 15:01:56 +00:00

102 lines
2.8 KiB
C

/*
* Copyright (C) 1998-2001 Internet Software Consortium.
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND INTERNET SOFTWARE CONSORTIUM
* DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL
* INTERNET SOFTWARE CONSORTIUM BE LIABLE FOR ANY SPECIAL, DIRECT,
* INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING
* FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
* NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
* WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
/* $Id: error.c,v 1.16 2001/08/08 22:54:49 gson Exp $ */
#include <config.h>
#include <stdio.h>
#include <stdlib.h>
#include <isc/error.h>
#include <isc/msgs.h>
static void
default_unexpected_callback(const char *, int, const char *, va_list)
ISC_FORMAT_PRINTF(3, 0);
static void
default_fatal_callback(const char *, int, const char *, va_list)
ISC_FORMAT_PRINTF(3, 0);
static isc_errorcallback_t unexpected_callback = default_unexpected_callback;
static isc_errorcallback_t fatal_callback = default_fatal_callback;
void
isc_error_setunexpected(isc_errorcallback_t cb) {
if (cb == NULL)
unexpected_callback = default_unexpected_callback;
else
unexpected_callback = cb;
}
void
isc_error_setfatal(isc_errorcallback_t cb) {
if (cb == NULL)
fatal_callback = default_fatal_callback;
else
fatal_callback = cb;
}
void
isc_error_unexpected(const char *file, int line, const char *format, ...) {
va_list args;
va_start(args, format);
(unexpected_callback)(file, line, format, args);
va_end(args);
}
void
isc_error_fatal(const char *file, int line, const char *format, ...) {
va_list args;
va_start(args, format);
(fatal_callback)(file, line, format, args);
va_end(args);
abort();
}
void
isc_error_runtimecheck(const char *file, int line, const char *expression) {
isc_error_fatal(file, line, "RUNTIME_CHECK(%s) %s", expression,
isc_msgcat_get(isc_msgcat, ISC_MSGSET_GENERAL,
ISC_MSG_FAILED, "failed"));
}
static void
default_unexpected_callback(const char *file, int line, const char *format,
va_list args)
{
fprintf(stderr, "%s:%d: ", file, line);
vfprintf(stderr, format, args);
fprintf(stderr, "\n");
fflush(stderr);
}
static void
default_fatal_callback(const char *file, int line, const char *format,
va_list args)
{
fprintf(stderr, "%s:%d: %s: ", file, line,
isc_msgcat_get(isc_msgcat, ISC_MSGSET_GENERAL,
ISC_MSG_FATALERROR, "fatal error"));
vfprintf(stderr, format, args);
fprintf(stderr, "\n");
fflush(stderr);
}