pjs/xpcom/glue/nsDebug.cpp

318 строки
8.2 KiB
C++
Исходник Обычный вид История

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/*
* The contents of this file are subject to the Netscape 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/NPL/
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*
* 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.
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*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is Netscape
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* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s):
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*/
#include "nsDebug.h"
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#include "prprf.h"
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#include "prlog.h"
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#include "prinit.h"
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#if defined(XP_BEOS)
/* For DEBUGGER macros */
#include <Debug.h>
#endif
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#if defined(XP_UNIX) || defined(_WIN32)
/* for abort() and getenv() */
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#include <stdlib.h>
#endif
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#if defined(_WIN32)
#include <windows.h>
#elif defined(XP_MAC)
#define TEMP_MAC_HACK
//------------------------
#ifdef TEMP_MAC_HACK
#include <MacTypes.h>
#include <Processes.h>
#include <string.h>
// TEMPORARY UNTIL WE HAVE MACINTOSH ENVIRONMENT VARIABLES THAT CAN TURN ON
// LOGGING ON MACINTOSH
// At this moment, NSPR's logging is a no-op on Macintosh.
#include <stdarg.h>
#include <stdio.h>
#undef PR_LOG
#undef PR_LogFlush
#define PR_LOG(module,level,args) dprintf args
#define PR_LogFlush()
static void dprintf(const char *format, ...)
{
va_list ap;
Str255 buffer;
va_start(ap, format);
buffer[0] = vsnprintf((char *)buffer + 1, sizeof(buffer) - 1, format, ap);
va_end(ap);
if (strstr(format, "Warning: ") == format)
printf("<EFBFBD><EFBFBD><EFBFBD>%s\n", (char*)buffer + 1);
else
DebugStr(buffer);
}
#endif // TEMP_MAC_HACK
//------------------------
#elif defined(XP_UNIX)
#include<stdlib.h>
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#endif
/**
* Define output so users will always see it
*/
#if defined(XP_UNIX) || defined(_WIN32)
#define DBG_LOG(log,err,pargs) \
InitLog(); \
PR_LOG(log,err,pargs); \
PR_LogFlush(); \
printf pargs; putchar('\n');
#else
#define DBG_LOG(log,err,pargs) \
InitLog(); \
PR_LOG(log,err,pargs); \
PR_LogFlush();
#endif
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/**
* Implementation of the nsDebug methods. Note that this code is
* always compiled in, in case some other module that uses it is
* compiled with debugging even if this library is not.
*/
static PRBool gWarningMessageBoxEnable = PR_TRUE;
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static PRLogModuleInfo* gDebugLog;
static void InitLog(void)
{
if (0 == gDebugLog) {
gDebugLog = PR_NewLogModule("nsDebug");
gDebugLog->level = PR_LOG_DEBUG;
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#if defined(XP_UNIX) || defined(_WIN32)
if (getenv("MOZ_WARNING_NO_MESSAGE_BOX")) {
gWarningMessageBoxEnable = PR_FALSE;
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}
#endif
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}
}
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NS_COM void nsDebug::AbortIfFalse(const char* aStr, const char* aExpr,
const char* aFile, PRIntn aLine)
{
InitLog();
char buf[1000];
#ifdef XP_MAC
PRUint32 len =
#endif
PR_snprintf(buf + 1, sizeof(buf) - 1,
"AbortIfFalse: %s: '%s', file %s, line %d",
aStr, aExpr, aFile, aLine);
#ifdef XP_MAC
buf[0] = (char) (len > 255 ? 255 : len);
#endif
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// Write out the message to the debug log
PR_LOG(gDebugLog, PR_LOG_ERROR, ("%s", buf + 1));
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PR_LogFlush();
// And write it out to the stdout
fprintf(stderr, "%s\n", buf + 1);
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fflush(stdout);
// Now exit the application, trying to make the local equivalent of
// a core dump happen.
#if defined(_WIN32)
#ifdef _M_IX86
::DebugBreak();
#else /* _M_ALPHA */
PR_Abort();
#endif
#elif defined(XP_MAC)
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DebugStr(StringPtr(buf));
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ExitToShell();
#elif defined(XP_BEOS)
{
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DEBUGGER(buf + 1);
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}
#endif
// If we get here, make sure we abort:
PR_Abort();
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}
NS_COM PRBool nsDebug::WarnIfFalse(const char* aStr, const char* aExpr,
const char* aFile, PRIntn aLine)
{
InitLog();
char buf[1000];
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PR_snprintf(buf, sizeof(buf),
"WARNING: %s: '%s', file %s, line %d",
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aStr, aExpr, aFile, aLine);
#if defined(_WIN32)
PRBool abortInstead = PR_FALSE;
if (gWarningMessageBoxEnable) {
char msg[1200];
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PR_snprintf(msg, sizeof(msg),
"%s\n\nDo you wish to continue running?", buf);
if (IDNO == ::MessageBox(NULL, msg, "nsDebug::WarnIfFalse",
MB_YESNO | MB_ICONWARNING))
abortInstead = PR_TRUE;
}
if (abortInstead) {
AbortIfFalse(aStr, aExpr, aFile, aLine);
return PR_TRUE;
}
#endif
// Write out the warning message to the debug log
PR_LOG(gDebugLog, PR_LOG_ERROR, ("%s", buf));
// And write it out to the stdout
printf("%s\n", buf);
return PR_TRUE;
}
NS_COM void nsDebug::SetWarningMessageBoxEnable(PRBool aSetting)
{
gWarningMessageBoxEnable = aSetting;
}
NS_COM PRBool nsDebug::GetWarningMessageBoxEnable(void)
{
return gWarningMessageBoxEnable;
}
// Below is obsolete
//----------------------------------------------------------------------
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NS_COM void nsDebug::Abort(const char* aFile, PRIntn aLine)
{
DBG_LOG(gDebugLog, PR_LOG_ERROR,
("Abort: at file %s, line %d", aFile, aLine));
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#if defined(_WIN32)
#ifdef _M_IX86
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long* __p = (long*) 0x7;
*__p = 0x7;
#else /* _M_ALPHA */
fprintf(stderr, "\07 Abort\n"); fflush(stderr);
PR_Abort();
#endif
#elif defined(XP_MAC)
ExitToShell();
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#elif defined(XP_UNIX)
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PR_Abort();
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#elif defined(XP_BEOS)
{
char buf[2000];
sprintf(buf, "Abort: at file %s, line %d", aFile, aLine);
DEBUGGER(buf);
}
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#endif
}
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NS_COM void nsDebug::Break(const char* aFile, PRIntn aLine)
{
#ifndef TEMP_MAC_HACK
DBG_LOG(gDebugLog, PR_LOG_ERROR,
("Break: at file %s, line %d", aFile, aLine));
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#if defined(_WIN32)
#ifdef _M_IX86
::DebugBreak();
#else /* _M_ALPHA */
fprintf(stderr, "Break: at file %s\n",aFile, aLine); fflush(stderr);
#endif
#elif defined(XP_UNIX) && !defined(UNIX_CRASH_ON_ASSERT)
fprintf(stderr, "\07"); fflush(stderr);
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#elif defined(XP_BEOS)
{
char buf[2000];
sprintf(buf, "Break: at file %s, line %d", aFile, aLine);
DEBUGGER(buf);
}
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#else
Abort(aFile, aLine);
#endif
#endif // TEMP_MAC_HACK
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}
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NS_COM void nsDebug::PreCondition(const char* aStr, const char* aExpr,
const char* aFile, PRIntn aLine)
{
DBG_LOG(gDebugLog, PR_LOG_ERROR,
("PreCondition: \"%s\" (%s) at file %s, line %d", aStr, aExpr,
aFile, aLine));
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Break(aFile, aLine);
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}
NS_COM void nsDebug::PostCondition(const char* aStr, const char* aExpr,
const char* aFile, PRIntn aLine)
{
DBG_LOG(gDebugLog, PR_LOG_ERROR,
("PostCondition: \"%s\" (%s) at file %s, line %d", aStr, aExpr,
aFile, aLine));
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Break(aFile, aLine);
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}
NS_COM void nsDebug::Assertion(const char* aStr, const char* aExpr,
const char* aFile, PRIntn aLine)
{
DBG_LOG(gDebugLog, PR_LOG_ERROR,
("Assertion: \"%s\" (%s) at file %s, line %d", aStr, aExpr,
aFile, aLine));
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Break(aFile, aLine);
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}
NS_COM void nsDebug::NotYetImplemented(const char* aMessage,
const char* aFile, PRIntn aLine)
{
DBG_LOG(gDebugLog, PR_LOG_ERROR,
("NotYetImplemented: \"%s\" at file %s, line %d", aMessage,
aFile, aLine));
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Break(aFile, aLine);
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}
NS_COM void nsDebug::NotReached(const char* aMessage,
const char* aFile, PRIntn aLine)
{
DBG_LOG(gDebugLog, PR_LOG_ERROR,
("NotReached: \"%s\" at file %s, line %d", aMessage, aFile, aLine));
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Break(aFile, aLine);
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}
NS_COM void nsDebug::Error(const char* aMessage,
const char* aFile, PRIntn aLine)
{
DBG_LOG(gDebugLog, PR_LOG_ERROR,
("Error: \"%s\" at file %s, line %d", aMessage, aFile, aLine));
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Break(aFile, aLine);
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}
NS_COM void nsDebug::Warning(const char* aMessage,
const char* aFile, PRIntn aLine)
{
DBG_LOG(gDebugLog, PR_LOG_ERROR,
("Warning: \"%s\" at file %s, line %d", aMessage, aFile, aLine));
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}