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      1 /*
      2  * Copyright (c) 1996,1997
      3  * Silicon Graphics Computer Systems, Inc.
      4  *
      5  * Copyright (c) 1999
      6  * Boris Fomitchev
      7  *
      8  * This material is provided "as is", with absolutely no warranty expressed
      9  * or implied. Any use is at your own risk.
     10  *
     11  * Permission to use or copy this software for any purpose is hereby granted
     12  * without fee, provided the above notices are retained on all copies.
     13  * Permission to modify the code and to distribute modified code is granted,
     14  * provided the above notices are retained, and a notice that the code was
     15  * modified is included with the above copyright notice.
     16  *
     17  */
     18 
     19 #ifndef _STLP_INTERNAL_STDEXCEPT_BASE
     20 #define _STLP_INTERNAL_STDEXCEPT_BASE
     21 
     22 #if !defined (_STLP_USE_NATIVE_STDEXCEPT) || defined (_STLP_USE_OWN_NAMESPACE)
     23 
     24 #  ifndef _STLP_INTERNAL_EXCEPTION
     25 #    include <stl/_exception.h>
     26 #  endif
     27 
     28 #  if defined(_STLP_USE_EXCEPTIONS) || 1
     29 /* TODO: use same conditions on fwd def of __Named_exception
     30          in _exception.h and its use in _ios_base.h */
     31 
     32 #    ifndef _STLP_INTERNAL_CSTRING
     33 #      include <stl/_cstring.h>
     34 #    endif
     35 
     36 #    ifndef _STLP_STRING_FWD_H
     37 #      include <stl/_string_fwd.h>
     38 #    endif
     39 
     40 #    ifndef _STLP_USE_NO_IOSTREAMS
     41 #      define _STLP_OWN_STDEXCEPT 1
     42 #    endif
     43 
     44 _STLP_BEGIN_NAMESPACE
     45 
     46 /* We disable the 4275 warning for
     47  *  - WinCE where there are only static version of the native C++ runtime.
     48  *  - The MSVC compilers when the STLport user wants to make an STLport dll linked to
     49  *    the static C++ native runtime. In this case the std::exception base class is no more
     50  *    exported from native dll but is used as a base class for the exported __Named_exception
     51  *    class.
     52  */
     53 #    if defined (_STLP_WCE_NET) || \
     54         defined (_STLP_USE_DYNAMIC_LIB) && defined (_STLP_USING_CROSS_NATIVE_RUNTIME_LIB)
     55 #      define _STLP_DO_WARNING_POP
     56 #      pragma warning (push)
     57 #      pragma warning (disable: 4275) // Non dll interface class 'exception' used as base
     58                                       // for dll-interface class '__Named_exception'
     59 #    endif
     60 
     61 #    if !defined (_STLP_NO_EXCEPTION_HEADER)
     62 #      if !defined (_STLP_EXCEPTION_BASE) && !defined (_STLP_BROKEN_EXCEPTION_CLASS) && \
     63            defined (_STLP_USE_NAMESPACES) &&  defined (_STLP_USE_OWN_NAMESPACE)
     64 using _STLP_VENDOR_EXCEPT_STD::exception;
     65 #      endif
     66 #    endif
     67 #    define _STLP_EXCEPTION_BASE exception
     68 
     69 class _STLP_CLASS_DECLSPEC __Named_exception : public _STLP_EXCEPTION_BASE {
     70 public:
     71   __Named_exception(const string& __str);
     72   __Named_exception(const __Named_exception&);
     73   __Named_exception& operator = (const __Named_exception&);
     74 
     75   const char* what() const _STLP_NOTHROW_INHERENTLY;
     76   ~__Named_exception() _STLP_NOTHROW_INHERENTLY;
     77 
     78 private:
     79   enum { _S_bufsize = 256 };
     80   char _M_static_name[_S_bufsize];
     81   char *_M_name;
     82 };
     83 
     84 #    if defined (_STLP_USE_NO_IOSTREAMS) && !defined (__BUILDING_STLPORT)
     85        // if not linking to the lib, expose implementation of members here
     86 #      include <stl/_stdexcept_base.c>
     87 #    endif
     88 
     89 #    if defined (_STLP_DO_WARNING_POP)
     90 #      pragma warning (pop)
     91 #      undef _STLP_DO_WARNING_POP
     92 #    endif
     93 
     94 _STLP_END_NAMESPACE
     95 
     96 #  endif /* Not o32, and no exceptions */
     97 #endif /* _STLP_STDEXCEPT_SEEN */
     98 
     99 #endif /* _STLP_INTERNAL_STDEXCEPT_BASE */
    100