c931d8e417
Reformat source code with clang-format Closes #46 See merge request isc-projects/bind9!2156 (cherry picked from commit7099e79a9b)4c3b063eImport Linux kernel .clang-format with small modificationsf50b1e06Use clang-format to reformat the source files11341c76Update the definition files for Windowsdf6c1f76Remove tkey_test (which is no-op anyway)
132 lines
2.8 KiB
C
132 lines
2.8 KiB
C
/*
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* Copyright (C) Internet Systems Consortium, Inc. ("ISC")
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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 http://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/assertions.h>
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#include <isc/backtrace.h>
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#include <isc/print.h>
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#include <isc/result.h>
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/*
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* The maximum number of stack frames to dump on assertion failure.
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*/
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#ifndef BACKTRACE_MAXFRAME
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#define BACKTRACE_MAXFRAME 128
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#endif
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/*%
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* Forward.
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*/
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static void
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default_callback(const char *, int, isc_assertiontype_t, const char *);
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static isc_assertioncallback_t isc_assertion_failed_cb = default_callback;
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/*%
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* Public.
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*/
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/*% assertion failed handler */
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/* coverity[+kill] */
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void
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isc_assertion_failed(const char *file, int line, isc_assertiontype_t type,
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const char *cond)
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{
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isc_assertion_failed_cb(file, line, type, cond);
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abort();
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/* NOTREACHED */
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}
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/*% Set callback. */
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void
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isc_assertion_setcallback(isc_assertioncallback_t cb)
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{
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if (cb == NULL)
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isc_assertion_failed_cb = default_callback;
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else
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isc_assertion_failed_cb = cb;
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}
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/*% Type to Text */
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const char *
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isc_assertion_typetotext(isc_assertiontype_t type)
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{
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const char *result;
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/*
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* These strings have purposefully not been internationalized
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* because they are considered to essentially be keywords of
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* the ISC development environment.
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*/
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switch (type) {
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case isc_assertiontype_require:
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result = "REQUIRE";
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break;
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case isc_assertiontype_ensure:
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result = "ENSURE";
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break;
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case isc_assertiontype_insist:
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result = "INSIST";
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break;
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case isc_assertiontype_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_callback(const char *file, int line, isc_assertiontype_t type,
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const char *cond)
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{
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void * tracebuf[BACKTRACE_MAXFRAME];
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int i, nframes;
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const char * logsuffix = ".";
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const char * fname;
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isc_result_t result;
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result = isc_backtrace_gettrace(tracebuf, BACKTRACE_MAXFRAME, &nframes);
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if (result == ISC_R_SUCCESS && nframes > 0) {
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logsuffix = ", back trace";
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}
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fprintf(stderr, "%s:%d: %s(%s) failed%s\n", file, line,
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isc_assertion_typetotext(type), cond, logsuffix);
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if (result == ISC_R_SUCCESS) {
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for (i = 0; i < nframes; i++) {
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unsigned long offset;
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fname = NULL;
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result = isc_backtrace_getsymbol(tracebuf[i], &fname,
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&offset);
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if (result == ISC_R_SUCCESS) {
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fprintf(stderr, "#%d %p in %s()+0x%lx\n", i,
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tracebuf[i], fname, offset);
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} else {
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fprintf(stderr, "#%d %p in ??\n", i,
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tracebuf[i]);
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}
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}
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}
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fflush(stderr);
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}
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