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debug.c
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debug.c
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/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License
* Version 1.1 (the "MPL"); you may not use this file except in
* compliance with the MPL. You may obtain a copy of the MPL at
* http://www.mozilla.org/MPL/
*
* Software distributed under the MPL is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the MPL
* for the specific language governing rights and limitations under the
* MPL.
*
* The Initial Developer of this code under the MPL is Christopher
* R. Waterson. Portions created by Christopher R. Waterson are
* Copyright (C) 2000 Christopher R. Waterson. All Rights Reserved.
*
* Contributor(s):
* Christopher R. Waterson <waterson@maubi.net>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
*/
/*
* Debugging support.
*/
#ifdef DEBUG
#include <stdarg.h>
#include <string.h>
#include "config.h"
#include <stdio.h>
/*
* Alternative to assert() that traps in the debugger with a pretty
* message.
*/
void
runtime_assert(const char *fmtstr, ...)
{
va_list ap;
va_start(ap, fmtstr);
vfprintf(stderr, fmtstr, ap);
va_end(ap);
if (fmtstr[strlen(fmtstr) - 1] != '\n')
fprintf(stderr, "\n");
#if defined(_MSC_VER) && _M_IX86 >= 300
__asm { int 3 };
#elif defined(__GNUC__) && defined(__i386)
asm("int $3");
#endif
}
void
runtime_warn(const char *fmtstr, ...)
{
va_list ap;
va_start(ap, fmtstr);
vfprintf(stdout, fmtstr, ap);
va_end(ap);
if (fmtstr[strlen(fmtstr) - 1] != '\n')
fprintf(stdout, "\n");
}
#endif /* DEBUG */