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-rw-r--r--src/message_facets.h152
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diff --git a/src/message_facets.h b/src/message_facets.h
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-/*
- * Copyright (c) 1999
- * Silicon Graphics Computer Systems, Inc.
- *
- * Copyright (c) 1999
- * Boris Fomitchev
- *
- * This material is provided "as is", with absolutely no warranty expressed
- * or implied. Any use is at your own risk.
- *
- * Permission to use or copy this software for any purpose is hereby granted
- * without fee, provided the above notices are retained on all copies.
- * Permission to modify the code and to distribute modified code is granted,
- * provided the above notices are retained, and a notice that the code was
- * modified is included with the above copyright notice.
- *
- */
-#ifndef MESSAGE_FACETS_H
-#define MESSAGE_FACETS_H
-
-#include <string>
-#include <locale>
-#include <hash_map>
-
-#include "c_locale.h"
-
-_STLP_BEGIN_NAMESPACE
-_STLP_MOVE_TO_PRIV_NAMESPACE
-
-// Class _Catalog_locale_map. The reason for this is that, internally,
-// a message string is always a char*. We need a ctype facet to convert
-// a string to and from wchar_t, and the user is permitted to provide such
-// a facet when calling open().
-
-struct _Catalog_locale_map {
- _Catalog_locale_map() : M(0) {}
- ~_Catalog_locale_map() { if (M) delete M; }
-
- void insert(nl_catd_type key, const locale& L);
- locale lookup(nl_catd_type key) const;
- void erase(nl_catd_type key);
-
- typedef hash_map<nl_catd_type, locale, hash<nl_catd_type>, equal_to<nl_catd_type>,
- allocator<pair<_STLP_CONST nl_catd_type, locale> > > map_type;
- map_type *M;
-
-private: // Invalidate copy constructor and assignment
- _Catalog_locale_map(const _Catalog_locale_map&);
- void operator=(const _Catalog_locale_map&);
-};
-
-/*
- * In glibc nl_catd type is void *, but messages_base::catalog is defined as int
- * by ISO/IEC 14882; The int may be too short to store pointer on 64-bit platforms;
- * Another problem, is that do_open() may return negative value to indicate that no
- * catalog open---this case can't be represented with pointers.
- * The class _Catalog_nl_catd_map intended to make relation between
- * messages_base::catalog and nl_catd handler.
- *
- */
-
-#if defined (_STLP_USE_GLIBC2_LOCALIZATION)
-# define _STLP_USE_NL_CATD_MAPPING
-#else
-/* If no mapping a message_base::catalog entry, int typedef according C++ Standard 22.2.7.1,
- * has to be large enough to contain a nl_catd_type value.
- */
-_STLP_STATIC_ASSERT(sizeof(nl_catd_type) <= sizeof(int))
-#endif
-
-class _STLP_CLASS_DECLSPEC _Catalog_nl_catd_map {
-public:
- _Catalog_nl_catd_map()
- {}
- ~_Catalog_nl_catd_map()
- {}
-
- typedef hash_map<messages_base::catalog, nl_catd_type, hash<messages_base::catalog>, equal_to<messages_base::catalog>,
- allocator<pair<_STLP_CONST messages_base::catalog, nl_catd_type> > > map_type;
- typedef hash_map<nl_catd_type, messages_base::catalog, hash<nl_catd_type>, equal_to<nl_catd_type>,
- allocator<pair<_STLP_CONST nl_catd_type, messages_base::catalog> > > rmap_type;
- // typedef map<messages_base::catalog,nl_catd_type> map_type;
- // typedef map<nl_catd_type,messages_base::catalog> rmap_type;
-
- messages_base::catalog insert(nl_catd_type cat)
-#if !defined (_STLP_USE_NL_CATD_MAPPING)
- { return (messages_base::catalog)cat; }
-#else
- ;
-#endif
-
- void erase(messages_base::catalog)
-#if !defined (_STLP_USE_NL_CATD_MAPPING)
- {}
-#else
- ;
-#endif
-
- nl_catd_type operator [] ( messages_base::catalog cat )
-#if !defined (_STLP_USE_NL_CATD_MAPPING)
- { return cat; }
-#else
- { return cat < 0 ? 0 : M[cat]; }
-#endif
-
-private:
- _Catalog_nl_catd_map(const _Catalog_nl_catd_map&);
- _Catalog_nl_catd_map& operator =(const _Catalog_nl_catd_map&);
-
-#if defined (_STLP_USE_NL_CATD_MAPPING)
- map_type M;
- rmap_type Mr;
- static _STLP_VOLATILE __stl_atomic_t _count;
-#endif
-};
-
-class _Messages {
-public:
- typedef messages_base::catalog catalog;
-
- _Messages(bool, const char *name);
- _Messages(bool, _Locale_messages*);
-
- catalog do_open(const string& __fn, const locale& __loc) const;
- string do_get(catalog __c, int __set, int __msgid,
- const string& __dfault) const;
-#if !defined (_STLP_NO_WCHAR_T)
- wstring do_get(catalog __c, int __set, int __msgid,
- const wstring& __dfault) const;
-#endif
- void do_close(catalog __c) const;
- ~_Messages();
-
-private:
- _Locale_messages* _M_message_obj;
- _Catalog_locale_map* _M_map;
- mutable _Catalog_nl_catd_map _M_cat;
-
- //private definition to avoid warning (with ICL)
- _Messages(const _Messages&);
- _Messages& operator=(const _Messages&);
-};
-
-_STLP_MOVE_TO_STD_NAMESPACE
-
-_STLP_END_NAMESPACE
-
-#endif
-
-// Local Variables:
-// mode:C++
-// End: