90 lines
2.2 KiB
C
90 lines
2.2 KiB
C
/*
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* Copyright (C) Internet Systems Consortium, Inc. ("ISC")
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*
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* SPDX-License-Identifier: MPL-2.0
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, you can obtain one at https://mozilla.org/MPL/2.0/.
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*
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* See the COPYRIGHT file distributed with this work for additional
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* information regarding copyright ownership.
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*/
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/*! \file */
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#include <stdio.h>
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#include <stdlib.h>
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#include <isc/error.h>
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/*% Default unexpected callback. */
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static void
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default_unexpected_callback(const char *, int, const char *, const char *,
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va_list) ISC_FORMAT_PRINTF(4, 0);
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/*% Default fatal callback. */
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static void
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default_fatal_callback(const char *, int, const char *, const char *, va_list)
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ISC_FORMAT_PRINTF(3, 0);
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/*% unexpected_callback */
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static isc_errorcallback_t unexpected_callback = default_unexpected_callback;
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static isc_errorcallback_t fatal_callback = default_fatal_callback;
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void
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isc_error_setunexpected(isc_errorcallback_t cb) {
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if (cb == NULL) {
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unexpected_callback = default_unexpected_callback;
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} else {
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unexpected_callback = cb;
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}
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}
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void
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isc_error_setfatal(isc_errorcallback_t cb) {
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if (cb == NULL) {
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fatal_callback = default_fatal_callback;
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} else {
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fatal_callback = cb;
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}
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}
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void
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isc_error_unexpected(const char *file, int line, const char *func,
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const char *format, ...) {
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va_list args;
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va_start(args, format);
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(unexpected_callback)(file, line, func, format, args);
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va_end(args);
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}
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void
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isc_error_fatal(const char *file, int line, const char *func,
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const char *format, ...) {
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va_list args;
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va_start(args, format);
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(fatal_callback)(file, line, func, format, args);
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va_end(args);
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abort();
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}
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static void
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default_unexpected_callback(const char *file, int line, const char *func,
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const char *format, va_list args) {
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fprintf(stderr, "%s:%d:%s(): ", file, line, func);
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vfprintf(stderr, format, args);
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fprintf(stderr, "\n");
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fflush(stderr);
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}
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static void
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default_fatal_callback(const char *file, int line, const char *func,
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const char *format, va_list args) {
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fprintf(stderr, "%s:%d:%s(): fatal error: ", file, line, func);
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vfprintf(stderr, format, args);
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fprintf(stderr, "\n");
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fflush(stderr);
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}
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