gcc/libstdc++-v3/src/globals.cc
Benjamin Kosnik fea4065dda linker-map.gnu: Add __moneypunct_cache, __timepunct_cache.
2003-07-17  Benjamin Kosnik  <bkoz@redhat.com>

	* config/linker-map.gnu: Add __moneypunct_cache, __timepunct_cache.
	* config/locale/generic/messages_members.h: Tweaks.
	* config/locale/generic/monetary_members.cc
	(moneypunct::_M_initialize_moneypunct): Use cache.
	(moneypunct::~moneypunct): Delete cache.
	* config/locale/generic/time_members.cc:
	(__timepunct::_M_initialize_timepunct): Use cache.
	* config/locale/generic/time_members.h:
	(__timepunct::~__timepunct): Delete cache.
	(__timepunct::__timepunct): Set cache.
	* config/locale/gnu/messages_members.h: Tweaks.
	* config/locale/gnu/monetary_members.cc:
	(moneypunct::_M_initialize_moneypunct): Use cache.
	(moneypunct::~moneypunct): Delete cache.
	* config/locale/gnu/time_members.cc:
	(__timepunct::_M_initialize_timepunct): Use cache.
	* config/locale/gnu/time_members.h:
	(__timepunct::~__timepunct): Delete cache.
	(__timepunct::__timepunct): Set cache.
	* include/bits/locale_facets.h (__timepunct_cache): New.
	(__moneypunct_cache): New.
	* include/bits/locale_facets.tcc: Tweak.
	* src/locale.cc (__timepunct::_S_timezones): Adjust for cache.
	* src/locale-inst.cc: Instantiate caches.
	* src/globals.cc: Add "C" caches.
	* src/localename.cc: Use external "C" caches.

From-SVN: r69535
2003-07-18 02:27:16 +00:00

291 lines
11 KiB
C++

// Copyright (C) 2001, 2002, 2003 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library. This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 2, or (at your option)
// any later version.
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License along
// with this library; see the file COPYING. If not, write to the Free
// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
// USA.
// As a special exception, you may use this file as part of a free software
// library without restriction. Specifically, if other files instantiate
// templates or use macros or inline functions from this file, or you compile
// this file and link it with other files to produce an executable, this
// file does not by itself cause the resulting executable to be covered by
// the GNU General Public License. This exception does not however
// invalidate any other reasons why the executable file might be covered by
// the GNU General Public License.
#include "bits/c++config.h"
#include "bits/gthr.h"
#include <fstream>
#include <istream>
#include <ostream>
#include <locale>
#include <ext/stdio_filebuf.h>
#include <ext/stdio_sync_filebuf.h>
// On AIX, and perhaps other systems, library initialization order is
// not guaranteed. For example, the static initializers for the main
// program might run before the static initializers for this library.
// That means that we cannot rely on static initialization in the
// library; there is no guarantee that things will get initialized in
// time. This file contains definitions of all global variables that
// require initialization as arrays of characters.
// NB: asm directives can rename these non-exported, namespace
// __gnu_cxx symbols into exported, namespace std symbols with the
// appropriate symbol version name.
// The rename syntax is
// asm (".symver currentname,oldname@@GLIBCXX_3.2")
// In macro form:
// _GLIBCXX_ASM_SYMVER(currentname, oldname, GLIBCXX_3.2)
namespace std
{
// Standard stream objects.
// NB: Iff <iostream> is included, these definitions become wonky.
typedef char fake_istream[sizeof(istream)]
__attribute__ ((aligned(__alignof__(istream))));
typedef char fake_ostream[sizeof(ostream)]
__attribute__ ((aligned(__alignof__(ostream))));
fake_istream cin;
fake_ostream cout;
fake_ostream cerr;
fake_ostream clog;
#ifdef _GLIBCXX_USE_WCHAR_T
typedef char fake_wistream[sizeof(wistream)]
__attribute__ ((aligned(__alignof__(wistream))));
typedef char fake_wostream[sizeof(wostream)]
__attribute__ ((aligned(__alignof__(wostream))));
fake_wistream wcin;
fake_wostream wcout;
fake_wostream wcerr;
fake_wostream wclog;
#endif
} // namespace std
namespace __gnu_cxx
{
using namespace std;
// We use different stream buffer types depending on whether
// ios_base::sync_with_stdio(false) has been called.
typedef char fake_stdiobuf[sizeof(stdio_sync_filebuf<char>)]
__attribute__ ((aligned(__alignof__(stdio_sync_filebuf<char>))));
fake_stdiobuf buf_cout_sync;
fake_stdiobuf buf_cin_sync;
fake_stdiobuf buf_cerr_sync;
typedef char fake_filebuf[sizeof(stdio_filebuf<char>)]
__attribute__ ((aligned(__alignof__(stdio_filebuf<char>))));
fake_filebuf buf_cout;
fake_filebuf buf_cin;
fake_filebuf buf_cerr;
#ifdef _GLIBCXX_USE_WCHAR_T
typedef char fake_wstdiobuf[sizeof(stdio_sync_filebuf<wchar_t>)]
__attribute__ ((aligned(__alignof__(stdio_sync_filebuf<wchar_t>))));
fake_wstdiobuf buf_wcout_sync;
fake_wstdiobuf buf_wcin_sync;
fake_wstdiobuf buf_wcerr_sync;
typedef char fake_wfilebuf[sizeof(stdio_filebuf<wchar_t>)]
__attribute__ ((aligned(__alignof__(stdio_filebuf<wchar_t>))));
fake_wfilebuf buf_wcout;
fake_wfilebuf buf_wcin;
fake_wfilebuf buf_wcerr;
#endif
typedef char fake_locale_Impl[sizeof(locale::_Impl)]
__attribute__ ((aligned(__alignof__(locale::_Impl))));
fake_locale_Impl c_locale_impl;
typedef char fake_locale[sizeof(locale)]
__attribute__ ((aligned(__alignof__(locale))));
fake_locale c_locale;
typedef char fake_name_vec[sizeof(char*)]
__attribute__ ((aligned(__alignof__(char*))));
fake_name_vec name_vec[6 + _GLIBCXX_NUM_CATEGORIES];
typedef char fake_names[sizeof(char[2])]
__attribute__ ((aligned(__alignof__(char[2]))));
fake_names name_c[6 + _GLIBCXX_NUM_CATEGORIES];
typedef char fake_facet_vec[sizeof(locale::facet*)]
__attribute__ ((aligned(__alignof__(locale::facet*))));
fake_facet_vec facet_vec[_GLIBCXX_NUM_FACETS];
typedef char fake_cache_vec[sizeof(locale::facet*)]
__attribute__ ((aligned(__alignof__(locale::facet*))));
fake_cache_vec cache_vec[_GLIBCXX_NUM_FACETS];
typedef char fake_ctype_c[sizeof(std::ctype<char>)]
__attribute__ ((aligned(__alignof__(std::ctype<char>))));
fake_ctype_c ctype_c;
typedef char fake_collate_c[sizeof(std::collate<char>)]
__attribute__ ((aligned(__alignof__(std::collate<char>))));
fake_collate_c collate_c;
typedef char fake_numpunct_c[sizeof(numpunct<char>)]
__attribute__ ((aligned(__alignof__(numpunct<char>))));
fake_numpunct_c numpunct_c;
typedef char fake_num_get_c[sizeof(num_get<char>)]
__attribute__ ((aligned(__alignof__(num_get<char>))));
fake_num_get_c num_get_c;
typedef char fake_num_put_c[sizeof(num_put<char>)]
__attribute__ ((aligned(__alignof__(num_put<char>))));
fake_num_put_c num_put_c;
typedef char fake_codecvt_c[sizeof(codecvt<char, char, mbstate_t>)]
__attribute__ ((aligned(__alignof__(codecvt<char, char, mbstate_t>))));
fake_codecvt_c codecvt_c;
typedef char fake_moneypunct_c[sizeof(moneypunct<char, true>)]
__attribute__ ((aligned(__alignof__(moneypunct<char, true>))));
fake_moneypunct_c moneypunct_ct;
fake_moneypunct_c moneypunct_cf;
typedef char fake_money_get_c[sizeof(money_get<char>)]
__attribute__ ((aligned(__alignof__(money_get<char>))));
fake_money_get_c money_get_c;
typedef char fake_money_put_c[sizeof(money_put<char>)]
__attribute__ ((aligned(__alignof__(money_put<char>))));
fake_money_put_c money_put_c;
typedef char fake_timepunct_c[sizeof(__timepunct<char>)]
__attribute__ ((aligned(__alignof__(__timepunct<char>))));
fake_timepunct_c timepunct_c;
typedef char fake_time_get_c[sizeof(time_get<char>)]
__attribute__ ((aligned(__alignof__(time_get<char>))));
fake_time_get_c time_get_c;
typedef char fake_time_put_c[sizeof(time_put<char>)]
__attribute__ ((aligned(__alignof__(time_put<char>))));
fake_time_put_c time_put_c;
typedef char fake_messages_c[sizeof(messages<char>)]
__attribute__ ((aligned(__alignof__(messages<char>))));
fake_messages_c messages_c;
#ifdef _GLIBCXX_USE_WCHAR_T
typedef char fake_wtype_w[sizeof(std::ctype<wchar_t>)]
__attribute__ ((aligned(__alignof__(std::ctype<wchar_t>))));
fake_wtype_w ctype_w;
typedef char fake_wollate_w[sizeof(std::collate<wchar_t>)]
__attribute__ ((aligned(__alignof__(std::collate<wchar_t>))));
fake_wollate_w collate_w;
typedef char fake_numpunct_w[sizeof(numpunct<wchar_t>)]
__attribute__ ((aligned(__alignof__(numpunct<wchar_t>))));
fake_numpunct_w numpunct_w;
typedef char fake_num_get_w[sizeof(num_get<wchar_t>)]
__attribute__ ((aligned(__alignof__(num_get<wchar_t>))));
fake_num_get_w num_get_w;
typedef char fake_num_put_w[sizeof(num_put<wchar_t>)]
__attribute__ ((aligned(__alignof__(num_put<wchar_t>))));
fake_num_put_w num_put_w;
typedef char fake_wodecvt_w[sizeof(codecvt<wchar_t, char, mbstate_t>)]
__attribute__ ((aligned(__alignof__(codecvt<wchar_t, char, mbstate_t>))));
fake_wodecvt_w codecvt_w;
typedef char fake_moneypunct_w[sizeof(moneypunct<wchar_t, true>)]
__attribute__ ((aligned(__alignof__(moneypunct<wchar_t, true>))));
fake_moneypunct_w moneypunct_wt;
fake_moneypunct_w moneypunct_wf;
typedef char fake_money_get_w[sizeof(money_get<wchar_t>)]
__attribute__ ((aligned(__alignof__(money_get<wchar_t>))));
fake_money_get_w money_get_w;
typedef char fake_money_put_w[sizeof(money_put<wchar_t>)]
__attribute__ ((aligned(__alignof__(money_put<wchar_t>))));
fake_money_put_w money_put_w;
typedef char fake_timepunct_w[sizeof(__timepunct<wchar_t>)]
__attribute__ ((aligned(__alignof__(__timepunct<wchar_t>))));
fake_timepunct_w timepunct_w;
typedef char fake_time_get_w[sizeof(time_get<wchar_t>)]
__attribute__ ((aligned(__alignof__(time_get<wchar_t>))));
fake_time_get_w time_get_w;
typedef char fake_time_put_w[sizeof(time_put<wchar_t>)]
__attribute__ ((aligned(__alignof__(time_put<wchar_t>))));
fake_time_put_w time_put_w;
typedef char fake_messages_w[sizeof(messages<wchar_t>)]
__attribute__ ((aligned(__alignof__(messages<wchar_t>))));
fake_messages_w messages_w;
#endif
// Storage for "C" locale caches.
typedef char fake_num_cache_c[sizeof(std::__numpunct_cache<char>)]
__attribute__ ((aligned(__alignof__(std::__numpunct_cache<char>))));
fake_num_cache_c numpunct_cache_c;
typedef char fake_money_cache_c[sizeof(std::__moneypunct_cache<char>)]
__attribute__ ((aligned(__alignof__(std::__moneypunct_cache<char>))));
fake_money_cache_c moneypunct_cache_ct;
fake_money_cache_c moneypunct_cache_cf;
typedef char fake_time_cache_c[sizeof(std::__timepunct_cache<char>)]
__attribute__ ((aligned(__alignof__(std::__timepunct_cache<char>))));
fake_time_cache_c timepunct_cache_c;
#ifdef _GLIBCXX_USE_WCHAR_T
typedef char fake_num_cache_w[sizeof(std::__numpunct_cache<wchar_t>)]
__attribute__ ((aligned(__alignof__(std::__numpunct_cache<wchar_t>))));
fake_num_cache_w numpunct_cache_w;
typedef char fake_money_cache_w[sizeof(std::__moneypunct_cache<wchar_t>)]
__attribute__ ((aligned(__alignof__(std::__moneypunct_cache<wchar_t>))));
fake_money_cache_w moneypunct_cache_wt;
fake_money_cache_w moneypunct_cache_wf;
typedef char fake_time_cache_w[sizeof(std::__timepunct_cache<wchar_t>)]
__attribute__ ((aligned(__alignof__(std::__timepunct_cache<wchar_t>))));
fake_time_cache_w timepunct_cache_w;
#endif
// Globals for once-only runtime initialization of mutex objects. This
// allows static initialization of these objects on systems that need a
// function call to initialize a mutex. For example, see stl_threads.h.
#ifdef __GTHREAD_MUTEX_INIT
#elif defined(__GTHREAD_MUTEX_INIT_FUNCTION)
__gthread_once_t _GLIBCXX_once = __GTHREAD_ONCE_INIT;
__gthread_mutex_t _GLIBCXX_mutex;
__gthread_mutex_t *_GLIBCXX_mutex_address;
// Once-only initializer function for _GLIBCXX_mutex.
void
_GLIBCXX_mutex_init ()
{ __GTHREAD_MUTEX_INIT_FUNCTION (&_GLIBCXX_mutex); }
// Once-only initializer function for _GLIBCXX_mutex_address.
void
_GLIBCXX_mutex_address_init ()
{ __GTHREAD_MUTEX_INIT_FUNCTION (_GLIBCXX_mutex_address); }
#endif
} // namespace __gnu_cxx