features.h

著名的stlport c++ 标准库的最新版本

#ifndef _STLP_MPWFIX_TRY
#  define _STLP_MPWFIX_TRY
#endif
#ifndef _STLP_MPWFIX_CATCH
#  define _STLP_MPWFIX_CATCH
#endif
#ifndef _STLP_MPWFIX_CATCH_ACTION
#  define _STLP_MPWFIX_CATCH_ACTION(action)
#endif

/* if _STLP_DEBUG or _STLP_ASSERTIONS are set, stl/debug/_debug.h defines those */

#if !defined (_STLP_ASSERTIONS) && !defined (_STLP_DEBUG) && !defined (_STLP_DEBUG_ALLOC)
#  define _STLP_ASSERT(expr)
#endif

#if !defined (_STLP_DEBUG)
#  define _STLP_VERBOSE_ASSERT(expr,diagnostic)
#  define _STLP_DEBUG_CHECK(expr)
#  define _STLP_DEBUG_DO(expr)
#endif

#if !defined (_STLP_WEAK)
#  define _STLP_WEAK
#endif

/* default parameters as template types derived from arguments ( not always supported ) */
#if defined (_STLP_LIMITED_DEFAULT_TEMPLATES)
#  define _STLP_DFL_TMPL_PARAM( classname, defval ) class classname
#else
#  if !defined (_STLP_DEFAULT_TYPE_PARAM)
#    define _STLP_DEFAULT_TYPE_PARAM 1
#  endif
#  define _STLP_DFL_TMPL_PARAM( classname, defval ) class classname = defval
#endif

/* default parameters as complete types */
#if defined (_STLP_DEFAULT_TYPE_PARAM)
#  define _STLP_DFL_TYPE_PARAM( classname, defval ) class classname = defval
#  define _STLP_DFL_NON_TYPE_PARAM(type,name,val) type name = val
#else
#  define _STLP_DFL_TYPE_PARAM( classname, defval ) class classname
#  define _STLP_DFL_NON_TYPE_PARAM(type,name,val) type name
#endif

/* SGI compatibility */

#ifdef _STLP_NO_WCHAR_T
#  ifndef _STLP_NO_NATIVE_WIDE_STREAMS
#    define  _STLP_NO_NATIVE_WIDE_STREAMS 1
#  endif
#else
#  define _STLP_HAS_WCHAR_T 1
#endif

#if !defined (_STLP_NO_AT_MEMBER_FUNCTION)
#  define _STLP_CAN_THROW_RANGE_ERRORS 1
#endif

#if !defined (_STLP_USE_RAW_SGI_ALLOCATORS)
#  define _STLP_DEFAULT_ALLOCATOR(_Tp) allocator< _Tp >
#  define _STLP_DEFAULT_ALLOCATOR_SELECT( _Tp ) _STLP_DFL_TMPL_PARAM(_Alloc, allocator< _Tp >)
#  define _STLP_DEFAULT_PAIR_ALLOCATOR(_Key, _Tp) allocator< pair < _Key, _Tp > >
#  if defined (_STLP_LIMITED_DEFAULT_TEMPLATES)
#    define _STLP_DEFAULT_PAIR_ALLOCATOR_SELECT(_Key, _Tp ) class _Alloc
#    define _STLP_USE_WRAPPER_FOR_ALLOC_PARAM 1
#  else
#    define _STLP_DEFAULT_PAIR_ALLOCATOR_SELECT(_Key, _Tp ) \
            class _Alloc = allocator< pair < _Key, _Tp > >
#  endif
#else
#  define _STLP_DEFAULT_ALLOCATOR( _Tp ) __sgi_alloc
#  define _STLP_DEFAULT_ALLOCATOR_SELECT( _Tp ) _STLP_DFL_TYPE_PARAM(_Alloc,__sgi_alloc)
#  define _STLP_DEFAULT_PAIR_ALLOCATOR( _Key, _Tp ) __sgi_alloc
#  define _STLP_DEFAULT_PAIR_ALLOCATOR_SELECT(_Key, _Tp ) _STLP_DFL_TYPE_PARAM(_Alloc,__sgi_alloc)
#  if defined (_STLP_LIMITED_DEFAULT_TEMPLATES) && !defined (_STLP_DEFAULT_TYPE_PARAM)
#    define _STLP_USE_WRAPPER_FOR_ALLOC_PARAM 1
#  endif
#endif

/* debug mode tool */
#if defined (_STLP_DEBUG)
#  define _STLP_NON_DBG_NAME(X) _NonDbg_##X
#endif

/* pointer specialization tool */
#if defined (_STLP_USE_PTR_SPECIALIZATIONS)
#  define _STLP_PTR_IMPL_NAME(X) _Impl_##X
#endif

#if defined (_STLP_USE_MSVC6_MEM_T_BUG_WORKAROUND)
#  define _STLP_NO_MEM_T_NAME(X) _NoMemT_##X
#  if defined (_STLP_DEBUG)
#    define _STLP_NON_DBG_NO_MEM_T_NAME(X) _NonDbg_NoMemT_##X
#  endif
#endif

/* this always mean the C library is in global namespace */
#if defined (_STLP_HAS_NO_NEW_C_HEADERS) && !defined (_STLP_VENDOR_GLOBAL_CSTD)
#  define _STLP_VENDOR_GLOBAL_CSTD 1
#endif

/* Depending of whether compiler supports namespaces,
 * tune the parameters for vendor-supplied libraries.
 * This section is guarded by _STLP_HAS_NO_NAMESPACES, not by _STLP_USE_NAMESPACES,
 * since it depends only on the native features, not on user's preference whether
 * to use namespace for STLport or not.
 */
#if !defined (_STLP_HAS_NO_NAMESPACES)
/* Import some vendor's headers into corresponding STLport ones if they might be needed
 * (if we wrap native iostreams and use namepace other than std::) */
#  if defined (_STLP_WHOLE_NATIVE_STD)
#    define  _STLP_IMPORT_VENDOR_STD 1
#    undef   _STLP_MINIMUM_IMPORT_STD
#  endif

/* if using stlport:: namespace or if C library stuff is not in vendor's std::,
 * try importing 'em.
 * MSVC has ambiguity problem when we try to import C-style std:: stuff back into global namespace */
#  if defined (_STLP_USE_NAMESPACES) && (defined(_STLP_USE_OWN_NAMESPACE) || defined (_STLP_VENDOR_GLOBAL_CSTD))
#    define  _STLP_IMPORT_VENDOR_CSTD 1
#  endif

#  if defined (_STLP_NO_USING_FOR_GLOBAL_FUNCTIONS) && !defined (_STLP_DO_IMPORT_CSTD_FUNCTIONS)
#    define _STLP_NO_CSTD_FUNCTION_IMPORTS
#  endif

#  define _STLP_USING_NAMESPACE(x) using namespace x ;

namespace std { }
namespace __std_alias = std;

/* assume std:: namespace for C++ std library if not being told otherwise */
#  if defined (_STLP_VENDOR_GLOBAL_STD)
#    define _STLP_VENDOR_STD
#  else
#    define _STLP_VENDOR_STD __std_alias
#  endif

/* tune things that come from C library */
#  if  defined (_STLP_VENDOR_GLOBAL_CSTD) || !defined(_STLP_USE_NEW_C_HEADERS)
/*  in old-style headers, C functions go to global scope. */
#    define _STLP_VENDOR_CSTD
#    define _STLP_USING_VENDOR_CSTD
#  else
#    define _STLP_VENDOR_CSTD  _STLP_VENDOR_STD
#    define _STLP_USING_VENDOR_CSTD _STLP_USING_NAMESPACE(_STLP_VENDOR_CSTD)
#  endif /* _STLP_VENDOR_CSTD */
/* exception, typeinfo, new - always come from the vendor */
#  if !defined (_STLP_VENDOR_EXCEPT_STD)
#    if defined (_STLP_VENDOR_GLOBAL_EXCEPT_STD)
#      define _STLP_VENDOR_EXCEPT_STD
#    else
#      define _STLP_VENDOR_EXCEPT_STD _STLP_VENDOR_STD
#    endif
#  endif
#  define _STLP_OLD_IO_NAMESPACE
#  if !defined (_STLP_VENDOR_MB_NAMESPACE)
#    define _STLP_VENDOR_MB_NAMESPACE _STLP_VENDOR_CSTD
#  endif
#else
/* compiler has no namespace support */
#  define _STLP_VENDOR_STD
#  define _STLP_VENDOR_CSTD
#  define _STLP_USING_NAMESPACE(x)
#  define _STLP_USING_VENDOR_CSTD
#  define _STLP_VENDOR_EXCEPT_STD
#endif

#if defined (_STLP_USE_NAMESPACES)

#  if defined (_STLP_USE_OWN_NAMESPACE)
#    if !defined (_STLP_STD_NAME)
#      if !defined (_STLP_DEBUG)
#        if !defined (_STLP_USING_CROSS_NATIVE_RUNTIME_LIB)
#          ifndef _STLP_THREADS
#            define _STLP_STD_NAME  stlpmtx_std
#          else
#            define _STLP_STD_NAME  stlp_std
#          endif
#        else
#          ifndef _STLP_THREADS
#            define _STLP_STD_NAME  stlpxmtx_std
#          else
#            define _STLP_STD_NAME  stlpx_std
#          endif
#        endif
#      else
/*
 * The STLport debug mode is binary incompatible with the other modes,
 * lets make it clear on the STLport namespace to generate link errors rather
 * than runtime.
 */
#        if !defined (_STLP_USING_CROSS_NATIVE_RUNTIME_LIB)
#          ifndef _STLP_THREADS
#            define _STLP_STD_NAME  stlpdmtx_std
#          else
#            define _STLP_STD_NAME  stlpd_std
#          endif
#        else
#          ifndef _STLP_THREADS
#            define _STLP_STD_NAME  stlpdxmtx_std
#          else
#            define _STLP_STD_NAME  stlpdx_std
#          endif
#        endif
#      endif
#    endif
namespace _STLP_STD_NAME { }
#  else
#    if defined (_STLP_DEBUG)
namespace stdD = std;
#    endif
#    define _STLP_STD_NAME std
#  endif /* _STLP_USE_OWN_NAMESPACE */

#  if !defined (_STLP_USING_NAMESPACE_BUG)
#    define _STLP_PRIV_NAME stlp_priv
namespace _STLP_PRIV_NAME {
  using namespace _STLP_STD_NAME;
}
#  else
#    define _STLP_PRIV_NAME priv
#  endif

#  define _STLP_BEGIN_NAMESPACE namespace _STLP_STD_NAME {
#  define _STLP_END_NAMESPACE }

#  if !defined (_STLP_DONT_USE_PRIV_NAMESPACE)
#    if !defined (_STLP_USING_NAMESPACE_BUG)
/* We prefer to make private namespace a totaly seperated namespace...
 */
#      define _STLP_PRIV ::_STLP_PRIV_NAME::
#      define _STLP_MOVE_TO_PRIV_NAMESPACE } namespace _STLP_PRIV_NAME {
#      define _STLP_MOVE_TO_STD_NAMESPACE } namespace _STLP_STD_NAME {
#    else
/* but sometimes we can't:
 */
#      define _STLP_PRIV _STLP_PRIV_NAME::
#      define _STLP_MOVE_TO_PRIV_NAMESPACE namespace _STLP_PRIV_NAME {
#      define _STLP_MOVE_TO_STD_NAMESPACE }
#    endif
#  else
#    define _STLP_PRIV
#    define _STLP_MOVE_TO_PRIV_NAMESPACE
#    define _STLP_MOVE_TO_STD_NAMESPACE
#  endif

/* decide whether or not we use separate namespace for rel ops */
#  if defined (_STLP_NO_RELOPS_NAMESPACE)
#    define _STLP_BEGIN_RELOPS_NAMESPACE _STLP_BEGIN_NAMESPACE namespace rel_ops {}
#    define _STLP_END_RELOPS_NAMESPACE }
#  else
/* Use std::rel_ops namespace */
#    define _STLP_BEGIN_RELOPS_NAMESPACE _STLP_BEGIN_NAMESPACE namespace rel_ops {
#    define _STLP_END_RELOPS_NAMESPACE } }
#    define _STLP_USE_SEPARATE_RELOPS_NAMESPACE
#  endif /* Use std::rel_ops namespace */

#  define _STLP_STD ::_STLP_STD_NAME

/* Official STLport namespace when std is not redefined.
 * Here we don't use a macro as stlport is used as file name by boost
 * and folder name under beos:
 */
namespace stlport = _STLP_STD_NAME;

/* Backward compatibility:
 */
namespace _STL = _STLP_STD_NAME;
#undef __STLPORT_NAMESPACE
#define __STLPORT_NAMESPACE _STLP_STD_NAME

#else /* _STLP_USE_NAMESPACES */
/* STLport is being put into global namespace */
#  define _STLP_STD
#  define _STLP_PRIV
#  define _STLP_BEGIN_NAMESPACE
#  define _STLP_END_NAMESPACE
#  define _STLP_MOVE_TO_PRIV_NAMESPACE
#  define _STLP_MOVE_TO_STD_NAMESPACE

/* boris : it was found out that _STLP_USE_SEPARATE_RELOPS_NAMESPACE
   causes less problems than having relational operator templates in global namespace
   Please define _STLP_NO_RELOPS_NAMESPACE in config/user_config.h if your code rely on them. */
#  if !defined (_STLP_NO_RELOPS_NAMESPACE)
#    define _STLP_USE_SEPARATE_RELOPS_NAMESPACE
#  endif
#  define _STLP_BEGIN_RELOPS_NAMESPACE
#  define _STLP_END_RELOPS_NAMESPACE
#  undef  _STLP_USE_OWN_NAMESPACE
#endif  /* _STLP_USE_NAMESPACES */

#define STLPORT_CSTD _STLP_VENDOR_CSTD
#define STLPORT      _STLP_STD_NAME

#if defined(_STLP_BOGUS_TEMPLATE_TYPE_MATCHING_BUG)
#  define _STLP_SIMPLE_TYPE(T) _stl_trivial_proxy<T>
#else
#  define _STLP_SIMPLE_TYPE(T) T
#endif

#ifndef _STLP_RAND48
#  define _STLP_NO_DRAND48
#endif

/* advanced keywords usage */
#define __C_CAST(__x, __y) ((__x)(__y))
#ifndef  _STLP_NO_NEW_STYLE_CASTS
#  define __CONST_CAST(__x,__y) const_cast<__x>(__y)
#  define __STATIC_CAST(__x,__y) static_cast<__x>(__y)
#  define __REINTERPRET_CAST(__x,__y) reinterpret_cast<__x>(__y)
#  define __DYNAMIC_CAST(__x,__y) dynamic_cast<__x>(__y)
#else
#  define __STATIC_CAST(__x,__y) __C_CAST(__x, __y)
#  define __CONST_CAST(__x,__y) __C_CAST(__x, __y)
#  define __REINTERPRET_CAST(__x,__y) __C_CAST(__x, __y)
#  define __DYNAMIC_CAST(__x,__y) __C_CAST(__x, __y)
#endif

#if defined (_STLP_NEED_TYPENAME) && ! defined (typename)
#  define typename
#endif

#if defined (_STLP_NEED_TYPENAME) || defined (_STLP_NO_TYPENAME_ON_RETURN_TYPE )
#  define _STLP_TYPENAME_ON_RETURN_TYPE
#else
#  define _STLP_TYPENAME_ON_RETURN_TYPE typename
#endif

#ifdef _STLP_NO_TYPENAME_IN_TEMPLATE_HEADER
#  define _STLP_HEADER_TYPENAME
#else
#  define _STLP_HEADER_TYPENAME typename
#endif

#ifndef _STLP_NO_MEMBER_TEMPLATE_KEYWORD
#  define _STLP_TEMPLATE template
#else
#  define _STLP_TEMPLATE
#endif

#if defined (_STLP_USE_CONTAINERS_EXTENSION)
#  define _STLP_KEY_TYPE_FOR_CONT_EXT(type)
#  define _STLP_TEMPLATE_FOR_CONT_EXT template <class _KT>
#else
#  define _STLP_KEY_TYPE_FOR_CONT_EXT(type) typedef type _KT;
#  define _STLP_TEMPLATE_FOR_CONT_EXT
#endif

#if defined (_STLP_NEED_EXPLICIT) && !defined (explicit)
#  define explicit
#endif

#if !defined (_STLP_NEED_MUTABLE)
#  define _STLP_ASSIGN_MUTABLE(type,x,y) x = y
#else
#  define _STLP_ASSIGN_MUTABLE(type,x,y) __CONST_CAST(type,x)=y
#  define mutable
#endif

#if defined (_STLP_NO_SIGNED_BUILTINS)
/* old HP-UX doesn't understand "signed" keyword */
#  define signed
#endif

#if defined (_STLP_LOOP_INLINE_PROBLEMS)
#  define _STLP_INLINE_LOOP
#else
#  define _STLP_INLINE_LOOP inline
#endif

#define _STLP_PRIVATE public

#ifndef _STLP_NO_PARTIAL_SPECIALIZATION_SYNTAX
#  define _STLP_TEMPLATE_NULL template<>
#else
#  define _STLP_TEMPLATE_NULL
#endif

#ifdef _STLP_FUNCTION_TMPL_PARTIAL_ORDER
#  define _STLP_OPERATOR_TEMPLATE
#else
#  define _STLP_OPERATOR_TEMPLATE _STLP_TEMPLATE_NULL
#endif

#ifndef _STLP_CLASS_PARTIAL_SPECIALIZATION
/* unless we have other compiler problem, try simulating partial spec here */
#  if !defined (_STLP_DONT_SIMULATE_PARTIAL_SPEC_FOR_TYPE_TRAITS)
#    define _STLP_SIMULATE_PARTIAL_SPEC_FOR_TYPE_TRAITS
#  endif
/* For your own iterators, please use inheritance from iterator<> instead of these obsolete queries. */
#  if  (defined (_STLP_NESTED_TYPE_PARAM_BUG) || !defined (_STLP_SIMULATE_PARTIAL_SPEC_FOR_TYPE_TRAITS))
#    if ! defined ( _STLP_USE_OLD_HP_ITERATOR_QUERIES )
#      define _STLP_USE_OLD_HP_ITERATOR_QUERIES
#    endif
#  elif defined ( _STLP_NO_ANACHRONISMS )
#    undef _STLP_USE_OLD_HP_ITERATOR_QUERIES
#  endif