/home/ntakagi/work/STLport-5.1.5/stlport/stl/_ptrs_specialize.h Source File

00001 #ifndef _STLP_PTRS_SPECIALIZE_H
00002 #define _STLP_PTRS_SPECIALIZE_H
00003 
00004 #ifndef _STLP_TYPE_TRAITS_H
00005 #  include <stl/type_traits.h>
00006 #endif
00007 
00008 // the following is a workaround for arrow operator problems
00009 #if defined  ( _STLP_NO_ARROW_OPERATOR )
00010 // User wants to disable proxy -> operators
00011 #  define _STLP_DEFINE_ARROW_OPERATOR
00012 #  define _STLP_ARROW_SPECIALIZE_WITH_PTRS(_Tp)
00013 #else
00014 // Compiler can handle generic -> operator.
00015 #  define _STLP_ARROW_SPECIALIZE_WITH_PTRS(_Tp)
00016 #  if defined (__BORLANDC__)
00017 #    define _STLP_DEFINE_ARROW_OPERATOR  pointer operator->() const { return &(*(*this)); }
00018 #  elif defined(__WATCOMC__)
00019 #    define _STLP_DEFINE_ARROW_OPERATOR pointer operator->() const { reference x = operator*(); return &x; }
00020 #  else
00021 #    define _STLP_DEFINE_ARROW_OPERATOR  pointer operator->() const { return &(operator*()); }
00022 #  endif
00023 #endif /* _STLP_NO_ARROW_OPERATOR */
00024 
00025 // Important pointers specializations
00026 
00027 #ifdef _STLP_SIMULATE_PARTIAL_SPEC_FOR_TYPE_TRAITS
00028 #  define _STLP_TYPE_TRAITS_POD_SPECIALIZE_V(_Type)
00029 #  define _STLP_TYPE_TRAITS_POD_SPECIALIZE(_Type)
00030 #else
00031 #  define _STLP_TYPE_TRAITS_POD_SPECIALIZE(_Type) _STLP_TEMPLATE_NULL struct __type_traits<_Type> : __type_traits_aux<1> {};
00032 #  define _STLP_TYPE_TRAITS_POD_SPECIALIZE_V(_Type) \
00033 _STLP_TYPE_TRAITS_POD_SPECIALIZE(_Type*) \
00034 _STLP_TYPE_TRAITS_POD_SPECIALIZE(const _Type*) \
00035 _STLP_TYPE_TRAITS_POD_SPECIALIZE(_Type**) \
00036 _STLP_TYPE_TRAITS_POD_SPECIALIZE(_Type* const *) \
00037 _STLP_TYPE_TRAITS_POD_SPECIALIZE(const _Type**) \
00038 _STLP_TYPE_TRAITS_POD_SPECIALIZE(_Type***) \
00039 _STLP_TYPE_TRAITS_POD_SPECIALIZE(const _Type***)
00040 #endif
00041 
00042 # define _STLP_POINTERS_SPECIALIZE(_Type) _STLP_TYPE_TRAITS_POD_SPECIALIZE_V(_Type) _STLP_ARROW_SPECIALIZE_WITH_PTRS(_Type)
00043 
00044 _STLP_BEGIN_NAMESPACE
00045 
00046 #  if !defined ( _STLP_NO_BOOL )
00047 _STLP_POINTERS_SPECIALIZE( bool )
00048 #  endif
00049 _STLP_TYPE_TRAITS_POD_SPECIALIZE_V(void)
00050 # ifndef _STLP_NO_SIGNED_BUILTINS
00051   _STLP_POINTERS_SPECIALIZE( signed char )
00052 # endif
00053   _STLP_POINTERS_SPECIALIZE( char )
00054   _STLP_POINTERS_SPECIALIZE( unsigned char )
00055   _STLP_POINTERS_SPECIALIZE( short )
00056   _STLP_POINTERS_SPECIALIZE( unsigned short )
00057   _STLP_POINTERS_SPECIALIZE( int )
00058   _STLP_POINTERS_SPECIALIZE( unsigned int )
00059   _STLP_POINTERS_SPECIALIZE( long )
00060   _STLP_POINTERS_SPECIALIZE( unsigned long )
00061   _STLP_POINTERS_SPECIALIZE( float )
00062   _STLP_POINTERS_SPECIALIZE( double )
00063 #  if !defined ( _STLP_NO_LONG_DOUBLE )
00064   _STLP_POINTERS_SPECIALIZE( long double )
00065 #  endif
00066 #  if defined ( _STLP_LONG_LONG)
00067   _STLP_POINTERS_SPECIALIZE( _STLP_LONG_LONG )
00068   _STLP_POINTERS_SPECIALIZE( unsigned _STLP_LONG_LONG )
00069 #  endif
00070 #if defined ( _STLP_HAS_WCHAR_T ) && ! defined (_STLP_WCHAR_T_IS_USHORT)
00071   _STLP_POINTERS_SPECIALIZE( wchar_t )
00072 #  endif
00073 
00074 _STLP_END_NAMESPACE
00075 
00076 # undef _STLP_ARROW_SPECIALIZE
00077 # undef _STLP_ARROW_SPECIALIZE_WITH_PTRS
00078 # undef _STLP_TYPE_TRAITS_POD_SPECIALIZE_V
00079 
00080 #endif