blob: 90431d7cd8bcc73decef987ac19606f78de4f585 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
|
#include <Standard_JmpBuf.hxx>
inline Standard_JmpBuf& Standard_ErrorHandler::Label()
{
return myLabel;
}
/*Common part for jumps*/
// In the current version setjmp is used. The alternative solution is to
// use sigsetjmp that stores the signal mask (to be checked)
// In the original implementation sigsetjmp is tried to use for SUN and IRIX
// in the following way:
// #ifdef SOLARIS
// #define DoesNotAbort(aHandler) !sigsetjmp(aHandler.Label(),1)
// #endif
//
#if defined(NO_CXX_EXCEPTION) || defined(OCC_CONVERT_SIGNALS)
#ifdef SOLARIS
#define DoesNotAbort(aHandler) !setjmp(aHandler.Label())
#elif IRIX
#define DoesNotAbort(aHandler) !setjmp(aHandler.Label())
#else
#define DoesNotAbort(aHandler) !setjmp(aHandler.Label())
#endif
#endif
#ifdef NO_CXX_EXCEPTION
/* No CXX Exceeptions, only jumps in all the cases.*/
#define try Standard_ErrorHandler _Function; \
if(DoesNotAbort(_Function))
#define catch(Error) else if(_Function.Catches(STANDARD_TYPE(Error)))
#define OCC_CATCH_SIGNALS
#elif defined(OCC_CONVERT_SIGNALS)
/* Exceptions are raied as usual, signal are converted into jumps and
raused in the proper point.*/
#define OCC_CATCH_SIGNALS Standard_ErrorHandler _aHandler; \
if(!DoesNotAbort(_aHandler)) { \
_aHandler.Catches(STANDARD_TYPE(Standard_Failure)); \
_aHandler.Error()->Reraise(); \
}
#else
/*Normal Exceptions (for example WNT)*/
#define OCC_CATCH_SIGNALS
#endif
|
