148 lines
3.1 KiB
C++
148 lines
3.1 KiB
C++
/***
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*user.cxx - E.H. functions only called by the client programs
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*
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* Copyright (c) 1993-2001, Microsoft Corporation. All rights reserved.
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*
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*Purpose:
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* Exception handling functions only called by the client programs,
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* not by the C/C++ runtime itself.
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*
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* Entry Points:
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* * set_terminate
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* * set_unexpected
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* * _set_seh_translator
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* * _set_inconsistency
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*
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*Revision History:
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* ??-??-93 BS Module created
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* 10-17-94 BWT Disable code for PPC.
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* 02-06-95 CFW Test only for debug build.
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* 02-09-95 JWM Mac merge.
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* 05-17-99 PML Remove all Macintosh support.
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*
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****/
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#include <stddef.h>
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#include <windows.h>
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#include <mtdll.h>
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#include <ehassert.h>
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#include <eh.h>
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#include <ehhooks.h>
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#pragma hdrstop
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/////////////////////////////////////////////////////////////////////////////
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//
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// set_terminate - install a new terminate handler (ANSI Draft 17.1.2.1.3)
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//
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_CRTIMP terminate_function __cdecl
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set_terminate( terminate_function pNew )
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{
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terminate_function pOld = NULL;
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#if defined(_DEBUG)
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#pragma warning(disable:4191)
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if ( (pNew == NULL) || _ValidateExecute( (FARPROC) pNew ) )
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#pragma warning(default:4191)
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#endif
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{
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pOld = __pTerminate;
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__pTerminate = pNew;
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}
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return pOld;
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}
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/////////////////////////////////////////////////////////////////////////////
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//
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// set_unexpected - install a new unexpected handler (ANSI Draft 17.1.2.1.3)
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//
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_CRTIMP unexpected_function __cdecl
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set_unexpected( unexpected_function pNew )
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{
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unexpected_function pOld = NULL;
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#if defined(_DEBUG)
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#pragma warning(disable:4191)
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if ( (pNew == NULL) || _ValidateExecute( (FARPROC) pNew ) )
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#pragma warning(default:4191)
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#endif
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{
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pOld = __pUnexpected;
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__pUnexpected = pNew;
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}
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return pOld;
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}
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/////////////////////////////////////////////////////////////////////////////
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//
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// _set_se_translator - install a new SE to C++ EH translator.
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//
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// The 'new' seh translator may be NULL, because the default one is.
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//
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_CRTIMP _se_translator_function __cdecl
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_set_se_translator( _se_translator_function pNew )
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{
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_se_translator_function pOld = NULL;
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#ifdef _DEBUG
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#pragma warning(disable:4191)
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if ( (pNew == NULL) || _ValidateExecute( (FARPROC)pNew ) )
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#pragma warning(default:4191)
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#endif
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{
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pOld = __pSETranslator;
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__pSETranslator = pNew;
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}
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return pOld;
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}
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/////////////////////////////////////////////////////////////////////////////
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//
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// _set_inconsistency - install a new inconsistency handler(Internal Error)
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//
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// (This function is currently not documented for end-users. At some point,
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// it might be advantageous to allow end-users to "catch" internal errors
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// from the EH CRT, but for now, they will terminate(). )
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_inconsistency_function __cdecl
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__set_inconsistency( _inconsistency_function pNew)
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{
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_inconsistency_function pOld = NULL;
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#if defined(_DEBUG)
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#pragma warning(disable:4191)
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if ( (pNew == NULL) || _ValidateExecute( (FARPROC)pNew ) )
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#pragma warning(default:4191)
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#endif
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{
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pOld = __pInconsistency;
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__pInconsistency = pNew;
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}
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return pOld;
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}
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