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mirror of https://git.dev.opencascade.org/repos/occt.git synced 2025-04-26 10:19:45 +03:00
occt/src/OSD/OSD_signal_WNT.cxx
2012-03-05 19:23:40 +04:00

727 lines
22 KiB
C++
Executable File

#include <OSD.ixx>
static Standard_Boolean fSETranslator =
#ifdef _MSC_VER
Standard_True;
#else
Standard_False;
#endif
#ifdef WNT
//---------------------------- Windows NT System --------------------------------
#define STRICT
#ifdef NOUSER
#undef NOUSER
#endif
#include <windows.h>
#include <OSD_Exception_ACCESS_VIOLATION.hxx>
#include <OSD_Exception_ARRAY_BOUNDS_EXCEEDED.hxx>
#include <OSD_Exception_ILLEGAL_INSTRUCTION.hxx>
#include <OSD_Exception_IN_PAGE_ERROR.hxx>
#include <OSD_Exception_INT_DIVIDE_BY_ZERO.hxx>
#include <OSD_Exception_INT_OVERFLOW.hxx>
#include <OSD_Exception_INVALID_DISPOSITION.hxx>
#include <OSD_Exception_NONCONTINUABLE_EXCEPTION.hxx>
#include <OSD_Exception_PRIV_INSTRUCTION.hxx>
#include <OSD_Exception_STACK_OVERFLOW.hxx>
#include <OSD_Exception_STATUS_NO_MEMORY.hxx>
#include <OSD_Exception_CTRL_BREAK.hxx>
#include <OSD_Environment.hxx>
#include <Standard_Underflow.hxx>
#include <Standard_DivideByZero.hxx>
#include <Standard_Overflow.hxx>
#include <Standard_ProgramError.hxx>
#include <OSD_WNT_1.hxx>
#ifdef _MSC_VER
#include <eh.h>
#include <malloc.h>
#endif
#include <process.h>
#include <signal.h>
#include <float.h>
static Standard_Boolean fMsgBox;
static Standard_Boolean fFltExceptions;
static Standard_Boolean fDbgLoaded;
static Standard_Boolean fCtrlBrk;
static LONG __fastcall _osd_raise ( DWORD, LPTSTR );
static BOOL WINAPI _osd_ctrl_break_handler ( DWORD );
extern "C" Standard_EXPORT LONG _osd_debug ( void );
extern "C" Standard_EXPORT void _debug_break ( Standard_PCharacter );
MB_DESC fatalErrorDesc[] = {
{ MBT_ICON, ( int )IDI_HAND },
{ MBT_BUTTON, IDYES, TEXT( "Continue" ) },
{ MBT_BUTTON, IDNO, TEXT( "Debugger" ) },
{ MBT_BUTTON, IDCANCEL, TEXT( "Stop" ) }
};
static LONG CallHandler (DWORD, ptrdiff_t, ptrdiff_t);
static void SIGWntHandler (int, int);
//# define _OSD_FPX ( _EM_INVALID | _EM_DENORMAL | _EM_ZERODIVIDE | _EM_OVERFLOW | _EM_UNDERFLOW )
# define _OSD_FPX ( _EM_INVALID | _EM_DENORMAL | _EM_ZERODIVIDE | _EM_OVERFLOW )
//============================================================================
//==== WntHandler
//============================================================================
Standard_Integer OSD :: WntHandler ( const Standard_Address exceptionInfo )
{
LPEXCEPTION_POINTERS lpXP = ( LPEXCEPTION_POINTERS )exceptionInfo;
DWORD dwExceptionCode = lpXP -> ExceptionRecord -> ExceptionCode;
// cout << "WntHandler " << dwExceptionCode << " " << lpXP->ExceptionRecord->ExceptionInformation[1]
// << " " <<lpXP->ExceptionRecord->ExceptionInformation[0] << endl ;
return CallHandler( dwExceptionCode ,
lpXP -> ExceptionRecord -> ExceptionInformation[ 1 ] ,
lpXP -> ExceptionRecord -> ExceptionInformation[ 0 ] ) ;
}
//============================================================================
//==== SIGWntHandler
//============================================================================
static void SIGWntHandler(int signum , int sub_code ) {
#if !defined(__CYGWIN32__) && !defined(__MINGW32__)
// cout << "SIGWntHandler " << signum << " subcode " << sub_code << endl ;
switch( signum ) {
case SIGFPE :
if ( signal( signum , ( void (*)(int) ) &SIGWntHandler ) == SIG_ERR )
cout << "signal error" << endl ;
switch( sub_code ) {
case _FPE_INVALID :
CallHandler( EXCEPTION_FLT_INVALID_OPERATION ,0,0) ;
break ;
case _FPE_DENORMAL :
CallHandler( EXCEPTION_FLT_DENORMAL_OPERAND ,0,0) ;
break ;
case _FPE_ZERODIVIDE :
CallHandler( EXCEPTION_FLT_DIVIDE_BY_ZERO ,0,0) ;
break ;
case _FPE_OVERFLOW :
CallHandler( EXCEPTION_FLT_OVERFLOW ,0,0) ;
break ;
case _FPE_UNDERFLOW :
CallHandler( EXCEPTION_FLT_UNDERFLOW ,0,0) ;
break ;
case _FPE_INEXACT :
CallHandler( EXCEPTION_FLT_INEXACT_RESULT ,0,0) ;
break ;
default:
cout << "SIGWntHandler(default) -> Standard_NumericError::Raise(\"Floating Point Error\");"
<< endl ;
Standard_NumericError::Raise("Floating Point Error");
break ;
}
break ;
case SIGSEGV :
if ( signal( signum , ( void (*)(int) ) &SIGWntHandler ) == SIG_ERR )
cout << "signal error" << endl ;
CallHandler( EXCEPTION_ACCESS_VIOLATION ,0,0) ;
break ;
case SIGILL :
if ( signal( signum , ( void (*)(int) ) &SIGWntHandler ) == SIG_ERR )
cout << "signal error" << endl ;
CallHandler( EXCEPTION_ILLEGAL_INSTRUCTION ,0,0) ;
break ;
default:
cout << "SIGWntHandler unexpected signal : "
<< signum << endl ;
break ;
}
// cout << "return from SIGWntHandler -> DebugBreak " << endl ;
DebugBreak ();
#endif
}
//============================================================================
//==== CallHandler
//============================================================================
static LONG CallHandler (DWORD dwExceptionCode ,
ptrdiff_t ExceptionInformation1 ,
ptrdiff_t ExceptionInformation0)
{
#if !defined(__CYGWIN32__) && !defined(__MINGW32__)
static TCHAR buffer[ 2048 ];
int flterr = 0;
buffer[0] = '\0' ;
// cout << "CallHandler " << dwExceptionCode << endl ;
switch ( dwExceptionCode ) {
case EXCEPTION_FLT_DENORMAL_OPERAND:
// cout << "CallHandler : EXCEPTION_FLT_DENORMAL_OPERAND:" << endl ;
lstrcpy ( buffer, TEXT( "FLT DENORMAL OPERAND" ) );
flterr = 1 ;
break ;
case EXCEPTION_FLT_DIVIDE_BY_ZERO:
// cout << "CallHandler : EXCEPTION_FLT_DIVIDE_BY_ZERO:" << endl ;
lstrcpy ( buffer, TEXT( "FLT DIVIDE BY ZERO" ) );
flterr = 1 ;
break ;
case EXCEPTION_FLT_INEXACT_RESULT:
// cout << "CallHandler : EXCEPTION_FLT_INEXACT_RESULT:" << endl ;
lstrcpy ( buffer, TEXT( "FLT INEXACT RESULT" ) );
flterr = 1 ;
break ;
case EXCEPTION_FLT_INVALID_OPERATION:
// cout << "CallHandler : EXCEPTION_FLT_INVALID_OPERATION:" << endl ;
lstrcpy ( buffer, TEXT( "FLT INVALID OPERATION" ) );
flterr = 1 ;
break ;
case EXCEPTION_FLT_OVERFLOW:
// cout << "CallHandler : EXCEPTION_FLT_OVERFLOW:" << endl ;
lstrcpy ( buffer, TEXT( "FLT OVERFLOW" ) );
flterr = 1 ;
break ;
case EXCEPTION_FLT_STACK_CHECK:
// cout << "CallHandler : EXCEPTION_FLT_STACK_CHECK:" << endl ;
lstrcpy ( buffer, TEXT( "FLT STACK CHECK" ) );
flterr = 1 ;
break ;
case EXCEPTION_FLT_UNDERFLOW:
// cout << "CallHandler : EXCEPTION_FLT_UNDERFLOW:" << endl ;
lstrcpy ( buffer, TEXT( "FLT UNDERFLOW" ) );
flterr = 1 ;
break ;
case STATUS_FLOAT_MULTIPLE_TRAPS:
// cout << "CallHandler : EXCEPTION_FLT_UNDERFLOW:" << endl ;
lstrcpy ( buffer, TEXT( "FLT MULTIPLE TRAPS (possible overflow in conversion of double to integer)" ) );
flterr = 1 ;
break ;
case STATUS_FLOAT_MULTIPLE_FAULTS:
// cout << "CallHandler : EXCEPTION_FLT_UNDERFLOW:" << endl ;
lstrcpy ( buffer, TEXT( "FLT MULTIPLE FAULTS" ) );
flterr = 1 ;
break ;
case STATUS_NO_MEMORY:
// cout << "CallHandler : STATUS_NO_MEMORY:" << endl ;
OSD_Exception_STATUS_NO_MEMORY ::
Raise ( TEXT( "MEMORY ALLOCATION ERROR ( no room in the process heap )" ) );
case EXCEPTION_ACCESS_VIOLATION:
// cout << "CallHandler : EXCEPTION_ACCESS_VIOLATION:" << endl ;
wsprintf ( buffer, TEXT( "%s%s%s0x%.8p%s%s%s" ), TEXT( "ACCESS VIOLATION" ),
fMsgBox ? "\n" : " ", TEXT( "at address " ),
ExceptionInformation1 ,
TEXT( " during '" ),
ExceptionInformation0 ? TEXT( "WRITE" ) : TEXT( "READ" ),
TEXT( "' operation" ));
break;
case EXCEPTION_ARRAY_BOUNDS_EXCEEDED:
// cout << "CallHandler : EXCEPTION_ARRAY_BOUNDS_EXCEEDED:" << endl ;
lstrcpy ( buffer, TEXT( "ARRAY BOUNDS EXCEEDED" ) );
break;
case EXCEPTION_DATATYPE_MISALIGNMENT:
// cout << "CallHandler : EXCEPTION_DATATYPE_MISALIGNMENT:" << endl ;
lstrcpy ( buffer, TEXT( "DATATYPE MISALIGNMENT" ) );
break;
case EXCEPTION_ILLEGAL_INSTRUCTION:
// cout << "CallHandler : EXCEPTION_ILLEGAL_INSTRUCTION:" << endl ;
lstrcpy ( buffer, TEXT( "ILLEGAL INSTRUCTION" ) );
break;
case EXCEPTION_IN_PAGE_ERROR:
// cout << "CallHandler : EXCEPTION_IN_PAGE_ERROR:" << endl ;
lstrcpy ( buffer, TEXT( "IN_PAGE ERROR" ) );
break;
case EXCEPTION_INT_DIVIDE_BY_ZERO:
// cout << "CallHandler : EXCEPTION_INT_DIVIDE_BY_ZERO:" << endl ;
lstrcpy ( buffer, TEXT( "INTEGER DIVISION BY ZERO" ) );
break;
case EXCEPTION_INT_OVERFLOW:
// cout << "CallHandler : EXCEPTION_INT_OVERFLOW:" << endl ;
lstrcpy ( buffer, TEXT( "INTEGER OVERFLOW" ) );
break;
case EXCEPTION_INVALID_DISPOSITION:
// cout << "CallHandler : EXCEPTION_INVALID_DISPOSITION:" << endl ;
lstrcpy ( buffer, TEXT( "INVALID DISPOSITION" ) );
break;
case EXCEPTION_NONCONTINUABLE_EXCEPTION:
// cout << "CallHandler : EXCEPTION_NONCONTINUABLE_EXCEPTION:" << endl ;
lstrcpy ( buffer, TEXT( "NONCONTINUABLE EXCEPTION" ) );
break;
case EXCEPTION_PRIV_INSTRUCTION:
// cout << "CallHandler : EXCEPTION_PRIV_INSTRUCTION:" << endl ;
lstrcpy ( buffer, TEXT( "PRIVELEGED INSTRUCTION ENCOUNTERED" ) );
break;
case EXCEPTION_STACK_OVERFLOW:
// cout << "CallHandler : EXCEPTION_STACK_OVERFLOW:" << endl ;
#if defined( _MSC_VER ) && ( _MSC_VER >= 1300 )
// try recovering from stack overflow: available in MS VC++ 7.0
if (!_resetstkoflw())
lstrcpy ( buffer, TEXT( "Unrecoverable STACK OVERFLOW" ) );
else
#endif
lstrcpy ( buffer, TEXT( "STACK OVERFLOW" ) );
break;
default:
wsprintf( buffer, TEXT("unknown exception code 0x%x, params 0x%p 0x%p"),
dwExceptionCode, ExceptionInformation1, ExceptionInformation0 );
} // end switch
int idx = lstrlen ( buffer );
if ( idx && fMsgBox && dwExceptionCode != EXCEPTION_NONCONTINUABLE_EXCEPTION ) {
MessageBeep ( MB_ICONHAND );
int msgID = MsgBox ( NULL, buffer, TEXT( "Error detected" ), 4, fatalErrorDesc );
// cout << "flterr" << flterr << " fFltExceptions " << fFltExceptions << endl ;
if ( flterr ) {
if ( !fFltExceptions )
return EXCEPTION_EXECUTE_HANDLER;
_fpreset () ;
_clearfp() ;
_controlfp ( 0, _OSD_FPX ) ; // JR add :
// cout << "OSD::WntHandler _controlfp( 0, _OSD_FPX ) " << hex << _controlfp(0,0) << dec << endl ;
}
buffer[ idx ] = 0;
switch ( msgID ) {
case IDYES: {
PTCHAR ptr = _tcschr ( buffer, TEXT( '\n' ) );
if ( ptr != NULL )
*ptr = TEXT( ' ' );
// cout << "CallHandler " << dwExceptionCode << endl ;
_osd_raise ( dwExceptionCode, buffer );
} // IDYES
case IDNO:
LONG action ;
action = _osd_debug ();
// cout << "return from CallHandler -> DebugBreak " << endl ;
DebugBreak ();
_osd_raise ( dwExceptionCode, buffer );
// cout << "CallHandler return : " << action << endl ;
return action ;
case IDCANCEL:
exit ( 0xFFFF );
} // end switch
}
else {
if ( flterr ) {
if ( !fFltExceptions )
return EXCEPTION_EXECUTE_HANDLER;
_fpreset () ;
_clearfp() ;
_controlfp ( 0, _OSD_FPX ) ; // JR add :
// cout << "OSD::WntHandler _controlfp( 0, _OSD_FPX ) " << hex << _controlfp(0,0) << dec << endl ;
}
}
return _osd_raise ( dwExceptionCode, buffer );
#else
return 0;
#endif
} // end OSD :: WntHandler
//=======================================================================
//function : TranslateSE
//purpose : Translate Structural Exceptions into C++ exceptions
//=======================================================================
#ifdef _MSC_VER
static void TranslateSE( unsigned int theCode, EXCEPTION_POINTERS* theExcPtr )
{
ptrdiff_t info1 = 0, info0 = 0;
if ( theExcPtr ) {
info1 = theExcPtr->ExceptionRecord->ExceptionInformation[1];
info0 = theExcPtr->ExceptionRecord->ExceptionInformation[0];
}
CallHandler(theCode, info1, info0);
}
#endif
//============================================================================
//==== SetSignal
//============================================================================
#ifdef _MSC_VER
// MSV 31.08.2005
// If we compile this file under MSVC 7.1 with the default options for
// exception handling (/GX or /EHsc) then the following warning is issued:
// warning C4535: calling _set_se_translator() requires /EHa
// Till now all worked with the default options, and there was no difference
// found in exception handling behaviour between /EHa and /EHs options.
// So, here we disable the warning, and leave the default compiler options.
// If some reason appears to turn to /EHa option this pragma can be removed.
#pragma warning (disable:4535)
#endif
void OSD :: SetSignal ( const Standard_Boolean aFloatingSignal ) {
#if !defined(__CYGWIN32__) && !defined(__MINGW32__)
static int first_time = 1 ;
LPTOP_LEVEL_EXCEPTION_FILTER aPreviousFilter ;
if ( first_time ) {
// OSD_Environment env ( TEXT( "CSF_EXCEPTION_PROMPT" ) );
OSD_Environment env ( TEXT( "CSF_DEBUG_MODE" ) );
TCollection_AsciiString val;
val = env.Value ();
if ( !env.Failed () ) {
cout << "Environment variable CSF_DEBUG_MODE setted." << endl ;
fMsgBox = Standard_True;
}
else {
// cout << "Environment variable CSF_DEBUG_MODE not setted." << endl ;
fMsgBox = Standard_False;
}
if (!fSETranslator) {
aPreviousFilter =
SetUnhandledExceptionFilter ((LPTOP_LEVEL_EXCEPTION_FILTER)&OSD::WntHandler);
// cout << "SetUnhandledExceptionFilter previous filer : " << hex << aPreviousFilter << dec << endl ;
if ( signal( SIGSEGV , ( void (*)(int) ) &SIGWntHandler ) == SIG_ERR )
cout << "signal(OSD::SetSignal) error" << endl ;
if ( signal( SIGFPE , ( void (*)(int) ) &SIGWntHandler ) == SIG_ERR )
cout << "signal(OSD::SetSignal) error" << endl ;
if ( signal( SIGILL , ( void (*)(int) ) &SIGWntHandler ) == SIG_ERR )
cout << "signal(OSD::SetSignal) error" << endl ;
}
fCtrlBrk = Standard_False;
SetConsoleCtrlHandler ( &_osd_ctrl_break_handler, TRUE );
}
#ifdef _MSC_VER
if (fSETranslator) {
// use Structural Exception translator (one per thread)
_se_translator_function pOldSeFunc = _set_se_translator( TranslateSE );
}
#endif
fFltExceptions = aFloatingSignal;
if ( aFloatingSignal ) {
_controlfp ( 0, _OSD_FPX ); // JR add :
if ( first_time ) {
// cout << "SetSignal with floating point traps : " << hex << _controlfp(0,0) << dec << endl ;
first_time = 0 ;
}
}
else {
_controlfp ( _OSD_FPX , _OSD_FPX ); // JR add :
if ( first_time ) {
// cout << "SetSignal without floating point traps : " << hex << _controlfp(0,0) << dec << endl ;
first_time = 0 ;
}
}
#endif
} // end OSD :: SetSignal
//============================================================================
//==== ControlBreak
//============================================================================
void OSD :: ControlBreak () {
if ( fCtrlBrk ) {
fCtrlBrk = Standard_False;
OSD_Exception_CTRL_BREAK :: Raise ( TEXT( "*** INTERRUPT ***" ) );
} // end if
} // end OSD :: ControlBreak
//============================================================================
//==== _osd_ctrl_break_handler
//============================================================================
static BOOL WINAPI _osd_ctrl_break_handler ( DWORD dwCode ) {
if ( dwCode == CTRL_C_EVENT || dwCode == CTRL_BREAK_EVENT ) {
MessageBeep ( MB_ICONEXCLAMATION );
fCtrlBrk = Standard_True;
} else
exit ( 254 );
return TRUE;
} // end _osd_ctrl_break_handler
//============================================================================
//==== _osd_raise
//============================================================================
static LONG __fastcall _osd_raise ( DWORD dwCode, LPTSTR msg )
{
if ( msg[ 0 ] == TEXT( '\x03' ) ) ++msg;
switch ( dwCode ) {
case EXCEPTION_ACCESS_VIOLATION:
OSD_Exception_ACCESS_VIOLATION :: Raise ( msg );
case EXCEPTION_ARRAY_BOUNDS_EXCEEDED:
OSD_Exception_ARRAY_BOUNDS_EXCEEDED :: Raise ( msg );
case EXCEPTION_DATATYPE_MISALIGNMENT:
Standard_ProgramError :: Raise ( msg );
case EXCEPTION_ILLEGAL_INSTRUCTION:
OSD_Exception_ILLEGAL_INSTRUCTION :: Raise ( msg );
case EXCEPTION_IN_PAGE_ERROR:
OSD_Exception_IN_PAGE_ERROR :: Raise ( msg );
case EXCEPTION_INT_DIVIDE_BY_ZERO:
Standard_DivideByZero :: Raise ( msg );
case EXCEPTION_INT_OVERFLOW:
OSD_Exception_INT_OVERFLOW :: Raise ( msg );
case EXCEPTION_INVALID_DISPOSITION:
OSD_Exception_INVALID_DISPOSITION :: Raise ( msg );
case EXCEPTION_NONCONTINUABLE_EXCEPTION:
OSD_Exception_NONCONTINUABLE_EXCEPTION :: Raise ( msg );
case EXCEPTION_PRIV_INSTRUCTION:
OSD_Exception_PRIV_INSTRUCTION :: Raise ( msg );
case EXCEPTION_STACK_OVERFLOW:
OSD_Exception_STACK_OVERFLOW :: Raise ( msg );
case EXCEPTION_FLT_DIVIDE_BY_ZERO:
Standard_DivideByZero :: Raise ( msg );
case EXCEPTION_FLT_STACK_CHECK:
case EXCEPTION_FLT_OVERFLOW:
Standard_Overflow :: Raise ( msg );
case EXCEPTION_FLT_UNDERFLOW:
Standard_Underflow :: Raise ( msg );
case EXCEPTION_FLT_INVALID_OPERATION:
case EXCEPTION_FLT_DENORMAL_OPERAND:
case EXCEPTION_FLT_INEXACT_RESULT:
case STATUS_FLOAT_MULTIPLE_TRAPS:
case STATUS_FLOAT_MULTIPLE_FAULTS:
Standard_NumericError :: Raise ( msg );
default:
break;
} // end switch
return EXCEPTION_EXECUTE_HANDLER;
} // end _osd_raise
//============================================================================
//==== _osd_debug
//============================================================================
#if defined(__CYGWIN32__) || defined(__MINGW32__)
#define __try
#define __finally
#define __leave return 0
#endif
LONG _osd_debug ( void ) {
LONG action ;
if ( !fDbgLoaded ) {
HKEY hKey;
HANDLE hEvent = INVALID_HANDLE_VALUE;
DWORD dwKeyType;
DWORD dwValueLen;
TCHAR keyValue[ MAX_PATH ];
TCHAR cmdLine[ MAX_PATH ];
SECURITY_ATTRIBUTES sa;
PROCESS_INFORMATION pi;
STARTUPINFO si;
__try {
if ( RegOpenKey (
HKEY_LOCAL_MACHINE,
TEXT( "SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\AeDebug" ),
&hKey
) != ERROR_SUCCESS
) __leave;
dwValueLen = sizeof ( keyValue );
if ( RegQueryValueEx (
hKey, TEXT( "Debugger" ), NULL, &dwKeyType, ( unsigned char* )keyValue, &dwValueLen
) != ERROR_SUCCESS
) __leave;
sa.nLength = sizeof ( SECURITY_ATTRIBUTES );
sa.lpSecurityDescriptor = NULL;
sa.bInheritHandle = TRUE;
if ( ( hEvent = CreateEvent ( &sa, TRUE, FALSE, NULL ) ) == NULL ) __leave;
wsprintf ( cmdLine, keyValue, GetCurrentProcessId (), hEvent );
ZeroMemory ( &si, sizeof ( STARTUPINFO ) );
si.cb = sizeof ( STARTUPINFO );
si.dwFlags = STARTF_FORCEONFEEDBACK;
// cout << "_osd_debug -> CreateProcess" << endl ;
if ( !CreateProcess (
NULL, cmdLine, NULL, NULL, TRUE, CREATE_DEFAULT_ERROR_MODE,
NULL, NULL, &si, &pi
)
) __leave;
// cout << "_osd_debug -> WaitForSingleObject " << endl ;
WaitForSingleObject ( hEvent, INFINITE );
// cout << "_osd_debug <- WaitForSingleObject -> CloseHandle " << endl ;
CloseHandle ( pi.hProcess );
CloseHandle ( pi.hThread );
// cout << "_osd_debug fDbgLoaded " << endl ;
fDbgLoaded = TRUE;
} // end __try
__finally {
// cout << "_osd_debug -> CloseHandle(hKey) " << endl ;
if ( hKey != INVALID_HANDLE_VALUE ) CloseHandle ( hKey );
// cout << "_osd_debug -> CloseHandle(hEvent) " << endl ;
if ( hEvent != INVALID_HANDLE_VALUE ) CloseHandle ( hEvent );
// cout << "_osd_debug end __finally " << endl ;
} // end __finally
} /* end if */
action = fDbgLoaded ? EXCEPTION_CONTINUE_EXECUTION : EXCEPTION_EXECUTE_HANDLER;
// cout << "_osd_debug return " << action << " EXCEPTION_CONTINUE_EXECUTION("
// << EXCEPTION_CONTINUE_EXECUTION << ")" << endl ;
return action ;
} // end _osd_debug
#if defined(__CYGWIN32__) || defined(__MINGW32__)
#undef __try
#undef __finally
#undef __leave
#endif
//============================================================================
//==== _debug_break
//============================================================================
void _debug_break ( Standard_PCharacter msg ) {
OSD_Environment env ( "CSF_DEBUG_MODE" );
Standard_Character buff[ 2048 ];
env.Value ();
if ( env.Failed () ) return;
lstrcpy ( buff, msg );
lstrcat ( buff, _TEXT( "\nExit to debugger ?" ) );
if ( MessageBox (
NULL, buff, _TEXT( "DEBUG" ), MB_SYSTEMMODAL | MB_ICONQUESTION | MB_YESNO
) == IDYES
) {
_osd_debug ();
DebugBreak ();
} // end if
} // end _debug_break
// Must be there for compatibility with UNIX system code ----------------------
//void OSD::Handler(const OSD_Signals aSig,
// const OSD_Signals aCode){}
void OSD::Handler(const OSD_Signals theSignal,
const Standard_Address theSigInfo,
const Standard_Address theContext) {}
void OSD::SegvHandler(const OSD_Signals aSig,
const Standard_Address code,
const Standard_Address scp){}
#endif // WNT
//=======================================================================
//function : UseSETranslator
//purpose : Defines whether to use _se_translator_function or
// SetUnhandledExceptionFilter and signal to catch system exceptions
//=======================================================================
void OSD::UseSETranslator( const Standard_Boolean
#ifdef _MSC_VER
useSE
#endif
)
{
#ifdef _MSC_VER
fSETranslator = useSE;
#endif
}
Standard_Boolean OSD::UseSETranslator()
{
return fSETranslator;
}