f14fb60209
* Updating common/lib * Updating lib/csu * Updating lib/libc * Updating libexec/ld.elf_so * Corrected test on __minix in featuretest to actually follow the meaning of the comment. * Cleaned up _REENTRANT-related defintions. * Disabled -D_REENTRANT for libfetch * Removing some unneeded __NBSD_LIBC defines and tests Change-Id: Ic1394baef74d11b9f86b312f5ff4bbc3cbf72ce2
136 lines
3.8 KiB
C
136 lines
3.8 KiB
C
/* $NetBSD: assert.c,v 1.17 2012/06/25 22:32:43 abs Exp $ */
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/*-
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* Copyright (c) 1992, 1993
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* The Regents of the University of California. 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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* 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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* 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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* 3. Neither the name of the University 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 REGENTS 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 REGENTS 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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#include <sys/cdefs.h>
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#if defined(LIBC_SCCS) && !defined(lint)
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#if 0
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static char sccsid[] = "@(#)assert.c 8.1 (Berkeley) 6/4/93";
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#else
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__RCSID("$NetBSD: assert.c,v 1.17 2012/06/25 22:32:43 abs Exp $");
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#endif
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#endif /* LIBC_SCCS and not lint */
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#include "namespace.h"
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#include <sys/types.h>
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#include <assert.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <syslog.h>
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void
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__assert13(const char *file, int line, const char *function,
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const char *failedexpr)
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{
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(void)fprintf(stderr,
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"assertion \"%s\" failed: file \"%s\", line %d%s%s%s\n",
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failedexpr, file, line,
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function ? ", function \"" : "",
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function ? function : "",
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function ? "\"" : "");
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abort();
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/* NOTREACHED */
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}
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void
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__assert(const char *file, int line, const char *failedexpr)
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{
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__assert13(file, line, NULL, failedexpr);
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/* NOTREACHED */
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}
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enum {
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DIAGASSERT_ABORT = 1<<0,
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DIAGASSERT_STDERR = 1<<1,
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DIAGASSERT_SYSLOG = 1<<2
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};
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static int diagassert_flags = -1;
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void
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__diagassert13(const char *file, int line, const char *function,
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const char *failedexpr)
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{
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char buf[1024];
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if (diagassert_flags == -1) {
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char *p;
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diagassert_flags = DIAGASSERT_SYSLOG;
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for (p = getenv("LIBC_DIAGASSERT"); p && *p; p++) {
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switch (*p) {
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case 'a':
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diagassert_flags |= DIAGASSERT_ABORT;
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break;
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case 'A':
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diagassert_flags &= ~DIAGASSERT_ABORT;
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break;
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case 'e':
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diagassert_flags |= DIAGASSERT_STDERR;
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break;
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case 'E':
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diagassert_flags &= ~DIAGASSERT_STDERR;
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break;
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case 'l':
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diagassert_flags |= DIAGASSERT_SYSLOG;
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break;
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case 'L':
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diagassert_flags &= ~DIAGASSERT_SYSLOG;
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break;
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}
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}
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}
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snprintf(buf, sizeof(buf),
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"assertion \"%s\" failed: file \"%s\", line %d%s%s%s",
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failedexpr, file, line,
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function ? ", function \"" : "",
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function ? function : "",
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function ? "\"" : "");
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if (diagassert_flags & DIAGASSERT_STDERR)
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(void)fprintf(stderr, "%s: %s\n", getprogname(), buf);
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if (diagassert_flags & DIAGASSERT_SYSLOG)
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syslog(LOG_DEBUG | LOG_USER, "%s", buf);
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if (diagassert_flags & DIAGASSERT_ABORT)
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abort();
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}
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void
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__diagassert(const char *file, int line, const char *failedexpr)
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{
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__diagassert13(file, line, NULL, failedexpr);
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}
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