189 lines
5.4 KiB
Plaintext
189 lines
5.4 KiB
Plaintext
/*
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* Copyright (c) 1996,1997
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* Silicon Graphics Computer Systems, Inc.
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*
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* Copyright (c) 1999
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* Boris Fomitchev
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*
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* This material is provided "as is", with absolutely no warranty expressed
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* or implied. Any use is at your own risk.
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*
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* Permission to use or copy this software for any purpose is hereby granted
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* without fee, provided the above notices are retained on all copies.
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* Permission to modify the code and to distribute modified code is granted,
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* provided the above notices are retained, and a notice that the code was
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* modified is included with the above copyright notice.
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*
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*/
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// This header exists solely for portability. Normally it just includes
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// the native header <exception>.
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// The header <exception> contains low-level functions that interact
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// with a compiler's exception-handling mechanism. It is assumed to
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// be supplied with the compiler, rather than with the library, because
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// it is inherently tied very closely to the compiler itself.
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// On platforms where <exception> does not exist, this header defines
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// an exception base class. This is *not* a substitute for everything
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// in <exception>, but it suffices to support a bare minimum of STL
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// functionality.
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# if !defined (_STLP_OUTERMOST_HEADER_ID)
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# define _STLP_OUTERMOST_HEADER_ID 0x423
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# include <stl/_prolog.h>
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# elif (_STLP_OUTERMOST_HEADER_ID == 0x423) && ! defined (_STLP_DONT_POP_0x423)
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# define _STLP_DONT_POP_0x423
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# endif
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# if ! defined (_STLP_NO_EXCEPTION_HEADER)
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# if defined ( _UNCAUGHT_EXCEPTION )
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# undef _STLP_INCOMPLETE_EXCEPTION_HEADER
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# endif
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# if defined(_STLP_BROKEN_EXCEPTION_CLASS)
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# define exception _STLP_NULLIFIED_BROKEN_EXCEPTION_CLASS
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# define bad_exception _STLP_NULLIFIED_BROKEN_BAD_EXCEPTION_CLASS
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# if defined (_STLP_NO_NEW_NEW_HEADER)
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# include _STLP_NATIVE_CPP_RUNTIME_HEADER(Exception.h)
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# else
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# include _STLP_NATIVE_CPP_RUNTIME_HEADER(Exception)
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# endif
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# undef exception
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# undef bad_exception
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# else
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# if defined (_STLP_NO_NEW_NEW_HEADER)
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# include _STLP_NATIVE_CPP_RUNTIME_HEADER(exception.h)
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# else
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# include _STLP_NATIVE_CPP_RUNTIME_HEADER(exception)
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# endif
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# endif
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# if defined (_STLP_MSVC) || defined (__ICL)
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// dwa 02/04/00 - here I'm assuming that __ICL uses the same library headers as vc6.
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// the header <yvals.h> which ships with vc6 and is included by its native <exception>
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// actually turns on warnings, so we have to turn them back off.
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# include <config/_msvc_warnings_off.h>
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# endif
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# ifdef _STLP_USE_OWN_NAMESPACE
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_STLP_BEGIN_NAMESPACE
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#if !defined(_STLP_BROKEN_EXCEPTION_CLASS)
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using _STLP_VENDOR_EXCEPT_STD::exception;
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using _STLP_VENDOR_EXCEPT_STD::bad_exception;
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#endif
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# if ! defined (_STLP_NO_USING_FOR_GLOBAL_FUNCTIONS)
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// fbp : many platforms present strange mix of
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// those in various namespaces
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# if !defined(_STLP_VENDOR_UNEXPECTED_STD)
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# define _STLP_VENDOR_UNEXPECTED_STD _STLP_VENDOR_EXCEPT_STD
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# endif
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// weird errors
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# if (! defined (__BORLANDC__)) || (defined (__STD_EXCEPTION) && defined (__RWSTD_EXCEPTION_SEEN) && defined ( _STLP_DONT_POP_0x423))
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using _STLP_VENDOR_UNEXPECTED_STD::unexpected;
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using _STLP_VENDOR_UNEXPECTED_STD::unexpected_handler;
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using _STLP_VENDOR_UNEXPECTED_STD::set_unexpected;
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using _STLP_VENDOR_UNEXPECTED_STD::terminate;
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using _STLP_VENDOR_UNEXPECTED_STD::terminate_handler;
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using _STLP_VENDOR_UNEXPECTED_STD::set_terminate;
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# endif
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# if !defined (_STLP_INCOMPLETE_EXCEPTION_HEADER)
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using _STLP_VENDOR_UNEXPECTED_STD::uncaught_exception;
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# endif
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# endif
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_STLP_END_NAMESPACE
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# endif /* _STLP_OWN_NAMESPACE */
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#else /* _STLP_NO_EXCEPTION_HEADER */
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// fbp : absence of <exception> usually means that those
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// functions are not going to be called by compiler.
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// Still, define them for the user.
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typedef void (*unexpected_handler)();
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unexpected_handler set_unexpected(unexpected_handler f) _STLP_NOTHROW_INHERENTLY;
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void unexpected();
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typedef void (*terminate_handler)();
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terminate_handler set_terminate(terminate_handler f) _STLP_NOTHROW_INHERENTLY;
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void terminate();
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bool uncaught_exception(); // not implemented under mpw as of Jan/1999
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#endif /* _STLP_NO_EXCEPTION_HEADER */
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# if defined (_STLP_NO_EXCEPTION_HEADER) || defined(_STLP_BROKEN_EXCEPTION_CLASS)
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# ifndef _STLP_EXCEPTION_H
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# define _STLP_EXCEPTION_H
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_STLP_BEGIN_NAMESPACE
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// section 18.6.1
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class _STLP_CLASS_DECLSPEC exception
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{
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public:
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# ifdef _STLP_OWN_IOSTREAMS
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exception() _STLP_NOTHROW;
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virtual ~exception() _STLP_NOTHROW;
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virtual const char* what() const _STLP_NOTHROW;
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# else
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exception() _STLP_NOTHROW {}
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virtual ~exception() _STLP_NOTHROW {}
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virtual const char* what() const _STLP_NOTHROW {return "class exception";}
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# endif
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};
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// section 18.6.2.1
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class _STLP_CLASS_DECLSPEC bad_exception : public exception
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{
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public:
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# ifdef _STLP_OWN_IOSTREAMS
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bad_exception() _STLP_NOTHROW;
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~bad_exception() _STLP_NOTHROW;
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const char* what() const _STLP_NOTHROW;
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# else
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bad_exception() _STLP_NOTHROW {}
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~bad_exception() _STLP_NOTHROW {}
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const char* what() const _STLP_NOTHROW {return "class bad_exception";}
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# endif
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};
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_STLP_END_NAMESPACE
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#endif /* _STLP_NO_EXCEPTION_HEADER */
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_STLP_BEGIN_NAMESPACE
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// forward declaration
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class __Named_exception;
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_STLP_END_NAMESPACE
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#endif /* _STLP_EXCEPTION_H */
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# if (_STLP_OUTERMOST_HEADER_ID == 0x423)
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# if ! defined (_STLP_DONT_POP_0x423)
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# include <stl/_epilog.h>
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# undef _STLP_OUTERMOST_HEADER_ID
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# endif
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# undef _STLP_DONT_POP_0x423
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# endif
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// Local Variables:
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// mode:C++
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// End:
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