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/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* ***** BEGIN LICENSE BLOCK *****
* 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 "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Mozilla Communicator client code, released
* March 31, 1998.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* IBM Corp.
*
* Alternatively, the contents of this file may be used under the terms of
* either of 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.
*
* ***** END LICENSE BLOCK ***** */
/*
* PR assertion checker.
*/
#include "jsstddef.h"
#include <stdio.h>
#include <stdlib.h>
#include "jstypes.h"
#include "jsutil.h"
#ifdef WIN32
# include <windows.h>
#endif
#ifdef XP_MAC
# include <Types.h>
# include <stdarg.h>
# include "jsprf.h"
#endif
#ifdef XP_MAC
/*
* PStrFromCStr converts the source C string to a destination
* pascal string as it copies. The dest string will
* be truncated to fit into an Str255 if necessary.
* If the C String pointer is NULL, the pascal string's length is
* set to zero.
*/
static void PStrFromCStr(const char *src, Str255 dst)
{
short length = 0;
/* handle case of overlapping strings */
if ( (void*)src == (void*)dst )
{
unsigned char *curdst = &dst[1];
unsigned char thisChar;
thisChar = *(const unsigned char*)src++;
while ( thisChar != '\0' )
{
unsigned char nextChar;
/*
* Use nextChar so we don't overwrite what we
* are about to read
*/
nextChar = *(const unsigned char*)src++;
*curdst++ = thisChar;
thisChar = nextChar;
if ( ++length >= 255 )
break;
}
}
else if ( src != NULL )
{
unsigned char *curdst = &dst[1];
/* count down so test it loop is faster */
short overflow = 255;
register char temp;
/*
* Can't do the K&R C thing of while (*s++ = *t++)
* because it will copy trailing zero which might
* overrun pascal buffer. Instead we use a temp variable.
*/
while ( (temp = *src++) != 0 )
{
*(char*)curdst++ = temp;
if ( --overflow <= 0 )
break;
}
length = 255 - overflow;
}
dst[0] = length;
}
static void jsdebugstr(const char *debuggerMsg)
{
Str255 pStr;
PStrFromCStr(debuggerMsg, pStr);
DebugStr(pStr);
}
static void dprintf(const char *format, ...)
{
va_list ap;
char *buffer;
va_start(ap, format);
buffer = (char *)JS_vsmprintf(format, ap);
va_end(ap);
jsdebugstr(buffer);
JS_smprintf_free(buffer);
}
#endif /* XP_MAC */
JS_PUBLIC_API(void) JS_Assert(const char *s, const char *file, JSIntn ln)
{
#ifdef XP_MAC
dprintf("Assertion failure: %s, at %s:%d\n", s, file, ln);
#else
fprintf(stderr, "Assertion failure: %s, at %s:%d\n", s, file, ln);
#endif
#if defined(WIN32)
DebugBreak();
#endif
#if defined(XP_OS2)
asm("int $3");
#endif
#ifndef XP_MAC
abort();
#endif
}
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