gcc/libstdc++-v3/include/bits/locale_facets.tcc

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// Locale support -*- C++ -*-
Preliminary named locales. 2001-01-29 Benjamin Kosnik <bkoz@redhat.com> Preliminary named locales. * acinclude.m4 (GLIBCPP_ENABLE_CLOCALE): New macro. * aclocal.m4: Regenerate. * configure.in: Use it. * configure: Regerate. * src/Makefile.am (sources): Add c++locale.cc. (build_headers): Add c++locale.h. * src/Makefile.in: Regenerate. * config/c_locale_gnu.h: New file. * config/c_locale_gnu.cc: New file. Non-inline member functions for named locales, gnu-specific. * config/c_locale_generic.h: New file. * config/c_locale_generic.cc: New file. Non-inline member functions for named locales, generic version. * docs/html/configopts.html: Add documentation on new options. * include/bits/locale_facets.h (class _Messages): Remove. (class _Moneypunct): Remove. * src/locale-inst.cc: Remove. * include/bits/locale_facets.h (class _Collate): Remove. * src/locale-inst.cc (std): Remove. * src/locale.cc: And here. * include/bits/localefwd.h (locale::_M_coalesce): New function. Correctly put together multi-name locales. (_Impl(const _Impl&, category, size_t)): Remove. * include/bits/localefwd.h (locale::_Impl): Remove _M_construct_* member functions. (_M_normalize_category_names): Remove. (_M_replace_categories): Fix. * src/localename.cc (locale::_Impl::_M_construct_collate): Remove. (locale::_Impl::_M_construct_ctype): Remove. (locale::_Impl::_M_construct_monetary): Remove. (locale::_Impl::_M_construct_numeric): Remove. (locale::_Impl::_M_construct_time): Remove. (locale::_Impl::_M_construct_messages): Remove. * include/bits/locale_facets.h (_Bad_use_facet): Remove. (_Use_facet_failure_handle): Remove. * src/locale.cc: Remove definitions. * src/locale-inst.cc: And here. * testsuite/22_locale/ctor_copy_dtor.cc (test01): Fixup. Add tests. * src/localename.cc (locale::facet::_S_create_c_locale): Properly create and error-check underlying locale object. (locale::facet::_S_destroy_c_locale): Add, take care of properly tearing down underlying locale object. * include/bits/localefwd.h (locale::facet): Declare. * testsuite/22_locale/members.cc: Don't test "fr_FR" locale for correctness, as glibc apparently has incorrect info in it. Test with it when it works again..... * include/bits/localefwd.h (locale::_Impl::__vec_string): Remove. Number of categories is fixed at six, so just simplify and make this an array of strings. (locale::_Impl::_M_has_name): Remove. (locale::_Impl::_M_name): Remove. (locale::_Impl::_M_category_names): Turns into... (locale::_Impl::_M_names): ...this. (locale::_Impl::_M_has_same_name()): New function. * src/localename.cc (locale::_Impl::~_Impl()): Remove here. (locale::_Impl::_Impl(size_t __refs, string __str)): Simplify signature. * src/locale.cc (locale::name()): Construct mangled name accurately reflecting combined locale categories. * src/locale.cc (locale::classic()): Don't initialize here. * src/localename.cc (locale::_Impl::_Impl(size_t __num, size_t __refs, bool __has_name, string __str): Do it here. * include/bits/localefwd.h: _S_categories_num to _S_num_categories. _S_facets_num to _S_num_facets. (locale::id::id()): Explicitly set _M_index to zero. * src/locale.cc: Same. * src/locale.cc: (locale::locale(const char*)): Construct named locales uniquely. * src/locale.cc: Remove numpunct_byname ctors. * testsuite/22_locale/numpunct_byname.cc: New file. * testsuite/22_locale/numpunct.cc: New file. * include/bits/localefwd.h (class locale): Change data members to protected, from private. (_Impl::_M_get_c_locale): Add member function. (locale::facet::_M_get_global_impl()): Add member function. * include/bits/locale_facets.h (numpunct::_M_init): Change to take a __c_locale pointer. (numpunct::numpunct( __c_locale*, size_t)): Add additonal ctor for named locales. * testsuite/22_locale/members.cc: New file, test name and combine. * include/bits/locale_facets.h (class numpunct): Remove class _Punct and _Numpunct. Rewrite class numpunct to be correct for named locales. * include/bits/localefwd.h (locale::_Imp::_M_c_locale): Add. * src/localename.cc (_Impl::~_Impl()): Call __frelocale. (_Imp::_Impl(size_t, size_t, bool, string)) Initialize _M_c_locale. * src/locale-inst.cc: Remove _Numpunct, _Punct instantiations. * testsuite/22_locale/numpunct_char_members.cc: New file. From-SVN: r39347
2001-01-30 10:18:51 +01:00
// Copyright (C) 1997, 1998, 1999, 2000, 2001 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.
// Warning: this file is not meant for user inclusion. Use <locale>.
#ifndef _CPP_BITS_LOCFACETS_TCC
#define _CPP_BITS_LOCFACETS_TCC 1
#include <bits/std_cerrno.h>
#include <bits/std_clocale.h> // For localeconv
#include <bits/std_cstdlib.h> // For strof, strtold
#include <bits/std_limits.h> // For numeric_limits
#include <bits/std_memory.h> // For auto_ptr
#include <bits/sbuf_iter.h> // For streambuf_iterators
#include <bits/std_cctype.h> // For isspace
Preliminary named locales. 2001-01-29 Benjamin Kosnik <bkoz@redhat.com> Preliminary named locales. * acinclude.m4 (GLIBCPP_ENABLE_CLOCALE): New macro. * aclocal.m4: Regenerate. * configure.in: Use it. * configure: Regerate. * src/Makefile.am (sources): Add c++locale.cc. (build_headers): Add c++locale.h. * src/Makefile.in: Regenerate. * config/c_locale_gnu.h: New file. * config/c_locale_gnu.cc: New file. Non-inline member functions for named locales, gnu-specific. * config/c_locale_generic.h: New file. * config/c_locale_generic.cc: New file. Non-inline member functions for named locales, generic version. * docs/html/configopts.html: Add documentation on new options. * include/bits/locale_facets.h (class _Messages): Remove. (class _Moneypunct): Remove. * src/locale-inst.cc: Remove. * include/bits/locale_facets.h (class _Collate): Remove. * src/locale-inst.cc (std): Remove. * src/locale.cc: And here. * include/bits/localefwd.h (locale::_M_coalesce): New function. Correctly put together multi-name locales. (_Impl(const _Impl&, category, size_t)): Remove. * include/bits/localefwd.h (locale::_Impl): Remove _M_construct_* member functions. (_M_normalize_category_names): Remove. (_M_replace_categories): Fix. * src/localename.cc (locale::_Impl::_M_construct_collate): Remove. (locale::_Impl::_M_construct_ctype): Remove. (locale::_Impl::_M_construct_monetary): Remove. (locale::_Impl::_M_construct_numeric): Remove. (locale::_Impl::_M_construct_time): Remove. (locale::_Impl::_M_construct_messages): Remove. * include/bits/locale_facets.h (_Bad_use_facet): Remove. (_Use_facet_failure_handle): Remove. * src/locale.cc: Remove definitions. * src/locale-inst.cc: And here. * testsuite/22_locale/ctor_copy_dtor.cc (test01): Fixup. Add tests. * src/localename.cc (locale::facet::_S_create_c_locale): Properly create and error-check underlying locale object. (locale::facet::_S_destroy_c_locale): Add, take care of properly tearing down underlying locale object. * include/bits/localefwd.h (locale::facet): Declare. * testsuite/22_locale/members.cc: Don't test "fr_FR" locale for correctness, as glibc apparently has incorrect info in it. Test with it when it works again..... * include/bits/localefwd.h (locale::_Impl::__vec_string): Remove. Number of categories is fixed at six, so just simplify and make this an array of strings. (locale::_Impl::_M_has_name): Remove. (locale::_Impl::_M_name): Remove. (locale::_Impl::_M_category_names): Turns into... (locale::_Impl::_M_names): ...this. (locale::_Impl::_M_has_same_name()): New function. * src/localename.cc (locale::_Impl::~_Impl()): Remove here. (locale::_Impl::_Impl(size_t __refs, string __str)): Simplify signature. * src/locale.cc (locale::name()): Construct mangled name accurately reflecting combined locale categories. * src/locale.cc (locale::classic()): Don't initialize here. * src/localename.cc (locale::_Impl::_Impl(size_t __num, size_t __refs, bool __has_name, string __str): Do it here. * include/bits/localefwd.h: _S_categories_num to _S_num_categories. _S_facets_num to _S_num_facets. (locale::id::id()): Explicitly set _M_index to zero. * src/locale.cc: Same. * src/locale.cc: (locale::locale(const char*)): Construct named locales uniquely. * src/locale.cc: Remove numpunct_byname ctors. * testsuite/22_locale/numpunct_byname.cc: New file. * testsuite/22_locale/numpunct.cc: New file. * include/bits/localefwd.h (class locale): Change data members to protected, from private. (_Impl::_M_get_c_locale): Add member function. (locale::facet::_M_get_global_impl()): Add member function. * include/bits/locale_facets.h (numpunct::_M_init): Change to take a __c_locale pointer. (numpunct::numpunct( __c_locale*, size_t)): Add additonal ctor for named locales. * testsuite/22_locale/members.cc: New file, test name and combine. * include/bits/locale_facets.h (class numpunct): Remove class _Punct and _Numpunct. Rewrite class numpunct to be correct for named locales. * include/bits/localefwd.h (locale::_Imp::_M_c_locale): Add. * src/localename.cc (_Impl::~_Impl()): Call __frelocale. (_Imp::_Impl(size_t, size_t, bool, string)) Initialize _M_c_locale. * src/locale-inst.cc: Remove _Numpunct, _Punct instantiations. * testsuite/22_locale/numpunct_char_members.cc: New file. From-SVN: r39347
2001-01-30 10:18:51 +01:00
#include <typeinfo> // For bad_cast
#include <bits/std_vector.h>
Preliminary named locales. 2001-01-29 Benjamin Kosnik <bkoz@redhat.com> Preliminary named locales. * acinclude.m4 (GLIBCPP_ENABLE_CLOCALE): New macro. * aclocal.m4: Regenerate. * configure.in: Use it. * configure: Regerate. * src/Makefile.am (sources): Add c++locale.cc. (build_headers): Add c++locale.h. * src/Makefile.in: Regenerate. * config/c_locale_gnu.h: New file. * config/c_locale_gnu.cc: New file. Non-inline member functions for named locales, gnu-specific. * config/c_locale_generic.h: New file. * config/c_locale_generic.cc: New file. Non-inline member functions for named locales, generic version. * docs/html/configopts.html: Add documentation on new options. * include/bits/locale_facets.h (class _Messages): Remove. (class _Moneypunct): Remove. * src/locale-inst.cc: Remove. * include/bits/locale_facets.h (class _Collate): Remove. * src/locale-inst.cc (std): Remove. * src/locale.cc: And here. * include/bits/localefwd.h (locale::_M_coalesce): New function. Correctly put together multi-name locales. (_Impl(const _Impl&, category, size_t)): Remove. * include/bits/localefwd.h (locale::_Impl): Remove _M_construct_* member functions. (_M_normalize_category_names): Remove. (_M_replace_categories): Fix. * src/localename.cc (locale::_Impl::_M_construct_collate): Remove. (locale::_Impl::_M_construct_ctype): Remove. (locale::_Impl::_M_construct_monetary): Remove. (locale::_Impl::_M_construct_numeric): Remove. (locale::_Impl::_M_construct_time): Remove. (locale::_Impl::_M_construct_messages): Remove. * include/bits/locale_facets.h (_Bad_use_facet): Remove. (_Use_facet_failure_handle): Remove. * src/locale.cc: Remove definitions. * src/locale-inst.cc: And here. * testsuite/22_locale/ctor_copy_dtor.cc (test01): Fixup. Add tests. * src/localename.cc (locale::facet::_S_create_c_locale): Properly create and error-check underlying locale object. (locale::facet::_S_destroy_c_locale): Add, take care of properly tearing down underlying locale object. * include/bits/localefwd.h (locale::facet): Declare. * testsuite/22_locale/members.cc: Don't test "fr_FR" locale for correctness, as glibc apparently has incorrect info in it. Test with it when it works again..... * include/bits/localefwd.h (locale::_Impl::__vec_string): Remove. Number of categories is fixed at six, so just simplify and make this an array of strings. (locale::_Impl::_M_has_name): Remove. (locale::_Impl::_M_name): Remove. (locale::_Impl::_M_category_names): Turns into... (locale::_Impl::_M_names): ...this. (locale::_Impl::_M_has_same_name()): New function. * src/localename.cc (locale::_Impl::~_Impl()): Remove here. (locale::_Impl::_Impl(size_t __refs, string __str)): Simplify signature. * src/locale.cc (locale::name()): Construct mangled name accurately reflecting combined locale categories. * src/locale.cc (locale::classic()): Don't initialize here. * src/localename.cc (locale::_Impl::_Impl(size_t __num, size_t __refs, bool __has_name, string __str): Do it here. * include/bits/localefwd.h: _S_categories_num to _S_num_categories. _S_facets_num to _S_num_facets. (locale::id::id()): Explicitly set _M_index to zero. * src/locale.cc: Same. * src/locale.cc: (locale::locale(const char*)): Construct named locales uniquely. * src/locale.cc: Remove numpunct_byname ctors. * testsuite/22_locale/numpunct_byname.cc: New file. * testsuite/22_locale/numpunct.cc: New file. * include/bits/localefwd.h (class locale): Change data members to protected, from private. (_Impl::_M_get_c_locale): Add member function. (locale::facet::_M_get_global_impl()): Add member function. * include/bits/locale_facets.h (numpunct::_M_init): Change to take a __c_locale pointer. (numpunct::numpunct( __c_locale*, size_t)): Add additonal ctor for named locales. * testsuite/22_locale/members.cc: New file, test name and combine. * include/bits/locale_facets.h (class numpunct): Remove class _Punct and _Numpunct. Rewrite class numpunct to be correct for named locales. * include/bits/localefwd.h (locale::_Imp::_M_c_locale): Add. * src/localename.cc (_Impl::~_Impl()): Call __frelocale. (_Imp::_Impl(size_t, size_t, bool, string)) Initialize _M_c_locale. * src/locale-inst.cc: Remove _Numpunct, _Punct instantiations. * testsuite/22_locale/numpunct_char_members.cc: New file. From-SVN: r39347
2001-01-30 10:18:51 +01:00
namespace std
{
template<typename _Facet>
locale
locale::combine(const locale& __other)
{
locale __copy(*this);
__copy._M_impl->_M_replace_facet(__other._M_impl, &_Facet::id);
return __copy;
}
template<typename _CharT, typename _Traits, typename _Alloc>
bool
locale::operator()(const basic_string<_CharT, _Traits, _Alloc>& __s1,
const basic_string<_CharT, _Traits, _Alloc>& __s2) const
{
typedef std::collate<_CharT> __collate_type;
const __collate_type* __fcoll = &use_facet<__collate_type>(*this);
return (__fcoll->compare(__s1.data(), __s1.data() + __s1.length(),
__s2.data(), __s2.data() + __s2.length()) < 0);
}
template<typename _Facet>
const _Facet&
use_facet(const locale& __loc)
{
typedef locale::_Impl::__vec_facet __vec_facet;
size_t __i = _Facet::id._M_index;
__vec_facet* __facet = __loc._M_impl->_M_facets;
Preliminary named locales. 2001-01-29 Benjamin Kosnik <bkoz@redhat.com> Preliminary named locales. * acinclude.m4 (GLIBCPP_ENABLE_CLOCALE): New macro. * aclocal.m4: Regenerate. * configure.in: Use it. * configure: Regerate. * src/Makefile.am (sources): Add c++locale.cc. (build_headers): Add c++locale.h. * src/Makefile.in: Regenerate. * config/c_locale_gnu.h: New file. * config/c_locale_gnu.cc: New file. Non-inline member functions for named locales, gnu-specific. * config/c_locale_generic.h: New file. * config/c_locale_generic.cc: New file. Non-inline member functions for named locales, generic version. * docs/html/configopts.html: Add documentation on new options. * include/bits/locale_facets.h (class _Messages): Remove. (class _Moneypunct): Remove. * src/locale-inst.cc: Remove. * include/bits/locale_facets.h (class _Collate): Remove. * src/locale-inst.cc (std): Remove. * src/locale.cc: And here. * include/bits/localefwd.h (locale::_M_coalesce): New function. Correctly put together multi-name locales. (_Impl(const _Impl&, category, size_t)): Remove. * include/bits/localefwd.h (locale::_Impl): Remove _M_construct_* member functions. (_M_normalize_category_names): Remove. (_M_replace_categories): Fix. * src/localename.cc (locale::_Impl::_M_construct_collate): Remove. (locale::_Impl::_M_construct_ctype): Remove. (locale::_Impl::_M_construct_monetary): Remove. (locale::_Impl::_M_construct_numeric): Remove. (locale::_Impl::_M_construct_time): Remove. (locale::_Impl::_M_construct_messages): Remove. * include/bits/locale_facets.h (_Bad_use_facet): Remove. (_Use_facet_failure_handle): Remove. * src/locale.cc: Remove definitions. * src/locale-inst.cc: And here. * testsuite/22_locale/ctor_copy_dtor.cc (test01): Fixup. Add tests. * src/localename.cc (locale::facet::_S_create_c_locale): Properly create and error-check underlying locale object. (locale::facet::_S_destroy_c_locale): Add, take care of properly tearing down underlying locale object. * include/bits/localefwd.h (locale::facet): Declare. * testsuite/22_locale/members.cc: Don't test "fr_FR" locale for correctness, as glibc apparently has incorrect info in it. Test with it when it works again..... * include/bits/localefwd.h (locale::_Impl::__vec_string): Remove. Number of categories is fixed at six, so just simplify and make this an array of strings. (locale::_Impl::_M_has_name): Remove. (locale::_Impl::_M_name): Remove. (locale::_Impl::_M_category_names): Turns into... (locale::_Impl::_M_names): ...this. (locale::_Impl::_M_has_same_name()): New function. * src/localename.cc (locale::_Impl::~_Impl()): Remove here. (locale::_Impl::_Impl(size_t __refs, string __str)): Simplify signature. * src/locale.cc (locale::name()): Construct mangled name accurately reflecting combined locale categories. * src/locale.cc (locale::classic()): Don't initialize here. * src/localename.cc (locale::_Impl::_Impl(size_t __num, size_t __refs, bool __has_name, string __str): Do it here. * include/bits/localefwd.h: _S_categories_num to _S_num_categories. _S_facets_num to _S_num_facets. (locale::id::id()): Explicitly set _M_index to zero. * src/locale.cc: Same. * src/locale.cc: (locale::locale(const char*)): Construct named locales uniquely. * src/locale.cc: Remove numpunct_byname ctors. * testsuite/22_locale/numpunct_byname.cc: New file. * testsuite/22_locale/numpunct.cc: New file. * include/bits/localefwd.h (class locale): Change data members to protected, from private. (_Impl::_M_get_c_locale): Add member function. (locale::facet::_M_get_global_impl()): Add member function. * include/bits/locale_facets.h (numpunct::_M_init): Change to take a __c_locale pointer. (numpunct::numpunct( __c_locale*, size_t)): Add additonal ctor for named locales. * testsuite/22_locale/members.cc: New file, test name and combine. * include/bits/locale_facets.h (class numpunct): Remove class _Punct and _Numpunct. Rewrite class numpunct to be correct for named locales. * include/bits/localefwd.h (locale::_Imp::_M_c_locale): Add. * src/localename.cc (_Impl::~_Impl()): Call __frelocale. (_Imp::_Impl(size_t, size_t, bool, string)) Initialize _M_c_locale. * src/locale-inst.cc: Remove _Numpunct, _Punct instantiations. * testsuite/22_locale/numpunct_char_members.cc: New file. From-SVN: r39347
2001-01-30 10:18:51 +01:00
const locale::facet* __fp = (*__facet)[__i];
if (__fp == 0 || __i >= __facet->size())
Add support for -fno-exceptions. 2001-02-15 Benjamin Kosnik <bkoz@redhat.com> Add support for -fno-exceptions. * include/bits/exception_support.h: Remove. * include/bits/basic_string.h: Remove exception_support. (string::_M_check): Replace __OUTOFRANGE with __throw_out_of_range. (string::at): Same. (string::substr): Same. * include/bits/basic_string.tcc (string::reserve): Replace __LENGTHERROR with __throw_length_error. (string::_S_create): Same. (string::resize): Same. (string::_M_replace): Same. (string::replace): Same. (string::copy): Replace __OUTOFRANGE with __throw_out_of_range. (string::compare): Same. * include/bits/stl_vector.h: Remove exception_support. * src/Makefile.am (base_headers): Remove here. * src/Makefile.in: Regenerate. * include/bits/stl_range_errors.h: Remove. * include/bits/stl_deque.h: Use __throw_range_error. * include/bits/std_deque.h: Include functexcept.h. * include/bits/std_vector.h: Same. * src/Makefile.am (base_headers): Remove here. * src/Makefile.in: Regenerate. * include/ext/stl_bvector.h (class __BVECTOR): Use __throw_range_error. * include/ext/bvector: Remove stl_range_errors.h * include/bits/c++config (_GLIBCPP_USE_EXCEPTIONS): Remove. * include/bits/functexcept.h: New file. * src/functexcept.cc: New file. Definitions for function-based exception routines. * src/Makefile.am (sources): Add functexcept.cc. * src/Makefile.in: Regenerate. * include/bits/stl_config.h (__STL_USE_EXCEPTIONS): Wrap with __EXCEPTIONS. * include/bits/localefwd.h: Include functexcept.h. * include/bits/std_iosfwd.h: Same. * include/bits/basic_ios.h: Use __throw_ios_failure instead of throw basic_ios::failure. * include/bits/fstream.tcc (filebuf::_M_allocate_buffers): Use __throw_exception_again. (filebuf::_M_filebuf_init): Same. * include/bits/streambuf.tcc (__copy_streambufs): Same. * include/bits/ostream.tcc (ostream::operator<<): Same. * include/bits/istream.tcc (istream::operator>>): Same. * include/bits/basic_string.tcc (string::_M_mutate): Same. (string::_S_construct): Same. (string::_M_clone): Same. * include/bits/locale_facets.tcc (use_facet(const locale&)): Use __throw_bad_cast. (num_put<_CharT, _OutIter>::do_put): Use __throw_exception_again. * src/localename.cc (locale::_Imp::_Imp(const _Impl&, size_t): Use __throw_exception_again. (locale::_Imp::_Imp(string, size_t): Same. (locale::_Imp::_M_replace_facet): Use __throw_runtime_error. * src/locale.cc (locale::_M_coalesce): Use __throw_exception_again. (locale::locale(const char*)): Use __throw_runtime_error. (locale::classic): Use __throw_exception_again. (locale::_S_normalize_category): Use __throw_runtime_error. * src/stdexcept.cc: Remove cruft. * libsupc++/exception_defines.h: New file. * libsupc++/new_opnt.cc: Include exception_defines.h. * libsupc++/vec.cc: Same. (__cxa_vec_new2): Use __throw_exception_again. (__cxa_vec_new3): Same. (__cxa_vec_ctor): Same. (__cxa_vec_delete3): Same. (__cxa_vec_cctor): Same. (__cxa_vec_delete2): Same. (__cxa_vec_dtor): Same. * libsupc++/exception_support.cc: Include exception_defines.h. Only compile exception-handling bits if __EXCEPTIONS is defined. Remove old ABI support. * libsupc++/new_op.cc (new): Include exception_defines.h. Use std::__throw_bad_alloc() instead of throw bad_alloc. * libsupc++/Makefile.am: Add exception_defines.h. * libsupc++/Makefile.in: Reformat. * libsupc++/*: Format. From-SVN: r39730
2001-02-16 01:44:44 +01:00
__throw_bad_cast();
return static_cast<const _Facet&>(*__fp);
}
template<typename _Facet>
bool
has_facet(const locale& __loc) throw()
{
typedef locale::_Impl::__vec_facet __vec_facet;
size_t __i = _Facet::id._M_index;
__vec_facet* __facet = __loc._M_impl->_M_facets;
return (__i < __facet->size() && (*__facet)[__i] != 0);
}
// __match_parallel
// matches input __s against a set of __ntargs strings in __targets,
// placing in __matches a vector of indices into __targets which
// match, and in __remain the number of such matches. If it hits
// end of sequence before it minimizes the set, sets __eof.
// Empty strings are never matched.
template<typename _InIter, typename _CharT>
_InIter
__match_parallel(_InIter __s, _InIter __end, int __ntargs,
const basic_string<_CharT>* __targets,
int* __matches, int& __remain, bool& __eof)
{
typedef basic_string<_CharT> __string_type;
__eof = false;
for (int __ti = 0; __ti < __ntargs; ++__ti)
__matches[__ti] = __ti;
__remain = __ntargs;
size_t __pos = 0;
do
{
int __ti = 0;
while (__ti < __remain && __pos == __targets[__matches[__ti]].size())
++__ti;
if (__ti == __remain)
{
if (__pos == 0) __remain = 0;
return __s;
}
if (__s == __end)
__eof = true;
bool __matched = false;
for (int __ti2 = 0; __ti2 < __remain; )
{
const __string_type& __target = __targets[__matches[__ti2]];
if (__pos < __target.size())
{
if (__eof || __target[__pos] != *__s)
{
__matches[__ti2] = __matches[--__remain];
continue;
}
__matched = true;
}
++__ti2;
}
if (__matched)
{
++__s;
++__pos;
}
for (int __ti3 = 0; __ti3 < __remain;)
{
if (__pos > __targets[__matches[__ti3]].size())
{
__matches[__ti3] = __matches[--__remain];
continue;
}
++__ti3;
}
}
while (__remain);
return __s;
}
template<typename _CharT>
_Format_cache<_CharT>::_Format_cache()
: _M_valid(true), _M_use_grouping(false)
{ }
template<>
_Format_cache<char>::_Format_cache();
template<>
_Format_cache<wchar_t>::_Format_cache();
template<typename _CharT>
void
_Format_cache<_CharT>::_M_populate(ios_base& __io)
{
locale __loc = __io.getloc ();
numpunct<_CharT> const& __np = use_facet<numpunct<_CharT> >(__loc);
_M_truename = __np.truename();
_M_falsename = __np.falsename();
_M_thousands_sep = __np.thousands_sep();
_M_decimal_point = __np.decimal_point();
_M_grouping = __np.grouping();
_M_use_grouping = _M_grouping.size() != 0 && _M_grouping.data()[0] != 0;
_M_valid = true;
}
// This function is always called via a pointer installed in
// an ios_base by ios_base::register_callback.
template<typename _CharT>
void
_Format_cache<_CharT>::
_S_callback(ios_base::event __ev, ios_base& __ios, int __ix) throw()
{
void*& __p = __ios.pword(__ix);
switch (__ev)
{
case ios_base::erase_event:
delete static_cast<_Format_cache<_CharT>*>(__p);
__p = 0;
break;
case ios_base::copyfmt_event:
// If just stored zero, the callback would get registered again.
try
{ __p = new _Format_cache<_CharT>; }
catch(...)
{ }
break;
case ios_base::imbue_event:
static_cast<_Format_cache<_CharT>*>(__p)->_M_valid = false;
break;
}
}
template<typename _CharT>
_Format_cache<_CharT>*
_Format_cache<_CharT>::_S_get(ios_base& __ios)
{
if (!_S_pword_ix)
_S_pword_ix = ios_base::xalloc(); // XXX MT
void*& __p = __ios.pword(_S_pword_ix);
// XXX What if pword fails? must check failbit, throw.
if (__p == 0) // XXX MT? maybe sentry takes care of it
{
auto_ptr<_Format_cache<_CharT> > __ap(new _Format_cache<_CharT>);
__ios.register_callback(&_Format_cache<_CharT>::_S_callback,
_S_pword_ix);
__p = __ap.release();
}
_Format_cache<_CharT>* __ncp = static_cast<_Format_cache<_CharT>*>(__p);
if (!__ncp->_M_valid)
__ncp->_M_populate(__ios);
return __ncp;
}
// This member function takes an (w)istreambuf_iterator object and
// parses it into a generic char array suitable for parsing with
// strto[l,ll,f,d]. The thought was to encapsulate the conversion
// into this one function, and thus the num_get::do_get member
// functions can just adjust for the type of the overloaded
// argument and process the char array returned from _M_extract.
// Other things were also considered, including a fused
// multiply-add loop that would obviate the need for any call to
// strto... at all: however, it would b e a bit of a pain, because
// you'd have to be able to return either floating or integral
// types, etc etc. The current approach seems to be smack dab in
// the middle between an unoptimized approach using sscanf, and
// some kind of hyper-optimized approach alluded to above.
// XXX
// Need to do partial specialization to account for differences
// between character sets. For char, this is pretty
// straightforward, but for wchar_t, the conversion to a plain-jane
// char type is a bit more involved.
template<typename _CharT, typename _InIter>
void
num_get<_CharT, _InIter>::
_M_extract(_InIter /*__beg*/, _InIter /*__end*/, ios_base& /*__io*/,
ios_base::iostate& /*__err*/, char* /*__xtrc*/,
int& /*__base*/, bool /*__fp*/) const
{
// XXX Not currently done: need to expand upon char version below.
}
template<>
void
num_get<char, istreambuf_iterator<char> >::
_M_extract(istreambuf_iterator<char> __beg,
istreambuf_iterator<char> __end, ios_base& __io,
ios_base::iostate& __err, char* __xtrc, int& __base,
bool __fp) const;
#ifdef _GLIBCPP_RESOLVE_LIB_DEFECTS
// NB: This is an unresolved library defect #17
template<typename _CharT, typename _InIter>
_InIter
num_get<_CharT, _InIter>::
do_get(iter_type __beg, iter_type __end, ios_base& __io,
ios_base::iostate& __err, bool& __v) const
{
// Parse bool values as long
if (!(__io.flags() & ios_base::boolalpha))
{
// NB: We can't just call do_get(long) here, as it might
// refer to a derived class.
// Stage 1: extract and determine the conversion specifier.
// Assuming leading zeros eliminated, thus the size of 32 for
// integral types.
char __xtrc[32] = {'\0'};
int __base;
_M_extract(__beg, __end, __io, __err, __xtrc, __base, false);
// Stage 2: convert and store results.
char* __sanity;
errno = 0;
long __l = strtol(__xtrc, &__sanity, __base);
if (!(__err & ios_base::failbit)
&& __l <= 1
&& __sanity != __xtrc && *__sanity == '\0' && errno == 0)
__v = __l;
else
__err |= ios_base::failbit;
}
// Parse bool values as alphanumeric
else
{
typedef _Format_cache<char_type> __fcache_type;
__fcache_type* __fmt = __fcache_type::_S_get(__io);
const char_type* __true = __fmt->_M_truename.c_str();
const char_type* __false = __fmt->_M_falsename.c_str();
const size_t __truelen = __traits_type::length(__true) - 1;
const size_t __falselen = __traits_type::length(__false) - 1;
for (size_t __pos = 0; __beg != __end; ++__pos)
{
char_type __c = *__beg++;
bool __testf = __c == __false[__pos];
bool __testt = __c == __true[__pos];
if (!(__testf || __testt))
{
__err |= ios_base::failbit;
break;
}
else if (__testf && __pos == __falselen)
{
__v = 0;
break;
}
else if (__testt && __pos == __truelen)
{
__v = 1;
break;
}
}
if (__beg == __end)
__err |= ios_base::eofbit;
}
return __beg;
}
#endif
#ifdef _GLIBCPP_RESOLVE_LIB_DEFECTS
template<typename _CharT, typename _InIter>
_InIter
num_get<_CharT, _InIter>::
do_get(iter_type __beg, iter_type __end, ios_base& __io,
ios_base::iostate& __err, short& __v) const
{
// Stage 1: extract and determine the conversion specifier.
// Assuming leading zeros eliminated, thus the size of 32 for
// integral types.
char __xtrc[32]= {'\0'};
int __base;
_M_extract(__beg, __end, __io, __err, __xtrc, __base, false);
// Stage 2: convert and store results.
char* __sanity;
errno = 0;
long __l = strtol(__xtrc, &__sanity, __base);
if (!(__err & ios_base::failbit)
&& __sanity != __xtrc && *__sanity == '\0' && errno == 0
&& __l >= SHRT_MIN && __l <= SHRT_MAX)
__v = static_cast<short>(__l);
else
__err |= ios_base::failbit;
return __beg;
}
template<typename _CharT, typename _InIter>
_InIter
num_get<_CharT, _InIter>::
do_get(iter_type __beg, iter_type __end, ios_base& __io,
ios_base::iostate& __err, int& __v) const
{
// Stage 1: extract and determine the conversion specifier.
// Assuming leading zeros eliminated, thus the size of 32 for
// integral types.
char __xtrc[32] = {'\0'};
int __base;
_M_extract(__beg, __end, __io, __err, __xtrc, __base, false);
// Stage 2: convert and store results.
char* __sanity;
errno = 0;
long __l = strtol(__xtrc, &__sanity, __base);
if (!(__err & ios_base::failbit)
&& __sanity != __xtrc && *__sanity == '\0' && errno == 0
&& __l >= INT_MIN && __l <= INT_MAX)
__v = static_cast<int>(__l);
else
__err |= ios_base::failbit;
return __beg;
}
#endif
template<typename _CharT, typename _InIter>
_InIter
num_get<_CharT, _InIter>::
do_get(iter_type __beg, iter_type __end, ios_base& __io,
ios_base::iostate& __err, long& __v) const
{
// Stage 1: extract and determine the conversion specifier.
// Assuming leading zeros eliminated, thus the size of 32 for
// integral types.
char __xtrc[32]= {'\0'};
int __base;
_M_extract(__beg, __end, __io, __err, __xtrc, __base, false);
// Stage 2: convert and store results.
char* __sanity;
errno = 0;
long __l = strtol(__xtrc, &__sanity, __base);
if (!(__err & ios_base::failbit)
&& __sanity != __xtrc && *__sanity == '\0' && errno == 0)
__v = __l;
else
__err |= ios_base::failbit;
return __beg;
}
#ifdef _GLIBCPP_USE_LONG_LONG
template<typename _CharT, typename _InIter>
_InIter
num_get<_CharT, _InIter>::
do_get(iter_type __beg, iter_type __end, ios_base& __io,
ios_base::iostate& __err, long long& __v) const
{
// Stage 1: extract and determine the conversion specifier.
// Assuming leading zeros eliminated, thus the size of 32 for
// integral types.
char __xtrc[32]= {'\0'};
int __base;
_M_extract(__beg, __end, __io, __err, __xtrc, __base, false);
// Stage 2: convert and store results.
char* __sanity;
errno = 0;
long long __ll = strtoll(__xtrc, &__sanity, __base);
if (!(__err & ios_base::failbit)
&& __sanity != __xtrc && *__sanity == '\0' && errno == 0)
__v = __ll;
else
__err |= ios_base::failbit;
return __beg;
}
#endif
template<typename _CharT, typename _InIter>
_InIter
num_get<_CharT, _InIter>::
do_get(iter_type __beg, iter_type __end, ios_base& __io,
ios_base::iostate& __err, unsigned short& __v) const
{
// Stage 1: extract and determine the conversion specifier.
// Assuming leading zeros eliminated, thus the size of 32 for
// integral types.
char __xtrc[32]= {'\0'};
int __base;
_M_extract(__beg, __end, __io, __err, __xtrc, __base, false);
// Stage 2: convert and store results.
char* __sanity;
errno = 0;
unsigned long __ul = strtoul(__xtrc, &__sanity, __base);
if (!(__err & ios_base::failbit)
&& __sanity != __xtrc && *__sanity == '\0' && errno == 0
&& __ul <= USHRT_MAX)
__v = static_cast<unsigned short>(__ul);
else
__err |= ios_base::failbit;
return __beg;
}
template<typename _CharT, typename _InIter>
_InIter
num_get<_CharT, _InIter>::
do_get(iter_type __beg, iter_type __end, ios_base& __io,
ios_base::iostate& __err, unsigned int& __v) const
{
// Stage 1: extract and determine the conversion specifier.
// Assuming leading zeros eliminated, thus the size of 32 for
// integral types.
char __xtrc[32]= {'\0'};
int __base;
_M_extract(__beg, __end, __io, __err, __xtrc, __base, false);
// Stage 2: convert and store results.
char* __sanity;
errno = 0;
unsigned long __ul = strtoul(__xtrc, &__sanity, __base);
if (!(__err & ios_base::failbit)
&& __sanity != __xtrc && *__sanity == '\0' && errno == 0
&& __ul <= UINT_MAX)
__v = static_cast<unsigned int>(__ul);
else
__err |= ios_base::failbit;
return __beg;
}
template<typename _CharT, typename _InIter>
_InIter
num_get<_CharT, _InIter>::
do_get(iter_type __beg, iter_type __end, ios_base& __io,
ios_base::iostate& __err, unsigned long& __v) const
{
// Stage 1: extract and determine the conversion specifier.
// Assuming leading zeros eliminated, thus the size of 32 for
// integral types.
char __xtrc[32] = {'\0'};
int __base;
_M_extract(__beg, __end, __io, __err, __xtrc, __base, false);
// Stage 2: convert and store results.
char* __sanity;
errno = 0;
unsigned long __ul = strtoul(__xtrc, &__sanity, __base);
if (!(__err & ios_base::failbit)
&& __sanity != __xtrc && *__sanity == '\0' && errno == 0)
__v = __ul;
else
__err |= ios_base::failbit;
return __beg;
}
#ifdef _GLIBCPP_USE_LONG_LONG
template<typename _CharT, typename _InIter>
_InIter
num_get<_CharT, _InIter>::
do_get(iter_type __beg, iter_type __end, ios_base& __io,
ios_base::iostate& __err, unsigned long long& __v) const
{
// Stage 1: extract and determine the conversion specifier.
// Assuming leading zeros eliminated, thus the size of 32 for
// integral types.
char __xtrc[32]= {'\0'};
int __base;
_M_extract(__beg, __end, __io, __err, __xtrc, __base, false);
// Stage 2: convert and store results.
char* __sanity;
errno = 0;
unsigned long long __ull = strtoull(__xtrc, &__sanity, __base);
if (!(__err & ios_base::failbit)
&& __sanity != __xtrc && *__sanity == '\0' && errno == 0)
__v = __ull;
else
__err |= ios_base::failbit;
return __beg;
}
#endif
template<typename _CharT, typename _InIter>
_InIter
num_get<_CharT, _InIter>::
do_get(iter_type __beg, iter_type __end, ios_base& __io,
ios_base::iostate& __err, float& __v) const
{
// Stage 1: extract and determine the conversion specifier.
// Assuming leading zeros eliminated, thus the size of 256 for
// floating-point types.
char __xtrc[32]= {'\0'};
int __base;
_M_extract(__beg, __end, __io, __err, __xtrc, __base, true);
// Stage 2: convert and store results.
char* __sanity;
errno = 0;
#ifdef _GLIBCPP_HAVE_STRTOF
float __f = strtof(__xtrc, &__sanity);
#else
float __f = static_cast<float>(strtod(__xtrc, &__sanity));
#endif
if (!(__err & ios_base::failbit)
&& __sanity != __xtrc && *__sanity == '\0' && errno == 0)
__v = __f;
else
__err |= ios_base::failbit;
return __beg;
}
template<typename _CharT, typename _InIter>
_InIter
num_get<_CharT, _InIter>::
do_get(iter_type __beg, iter_type __end, ios_base& __io,
ios_base::iostate& __err, double& __v) const
{
// Stage 1: extract and determine the conversion specifier.
// Assuming leading zeros eliminated, thus the size of 256 for
// floating-point types.
char __xtrc[32]= {'\0'};
int __base;
_M_extract(__beg, __end, __io, __err, __xtrc, __base, true);
// Stage 2: convert and store results.
char* __sanity;
errno = 0;
double __d = strtod(__xtrc, &__sanity);
if (!(__err & ios_base::failbit)
&& __sanity != __xtrc && *__sanity == '\0' && errno == 0)
__v = __d;
else
__err |= ios_base::failbit;
return __beg;
}
#if defined(_GLIBCPP_HAVE_STRTOLD) && !defined(__hpux)
template<typename _CharT, typename _InIter>
_InIter
num_get<_CharT, _InIter>::
do_get(iter_type __beg, iter_type __end, ios_base& __io,
ios_base::iostate& __err, long double& __v) const
{
// Stage 1: extract and determine the conversion specifier.
// Assuming leading zeros eliminated, thus the size of 256 for
// floating-point types.
char __xtrc[32]= {'\0'};
int __base;
_M_extract(__beg, __end, __io, __err, __xtrc, __base, true);
// Stage 2: convert and store results.
char* __sanity;
errno = 0;
long double __ld = strtold(__xtrc, &__sanity);
if (!(__err & ios_base::failbit)
&& __sanity != __xtrc && *__sanity == '\0' && errno == 0)
__v = __ld;
else
__err |= ios_base::failbit;
return __beg;
}
#else
template<typename _CharT, typename _InIter>
_InIter
num_get<_CharT, _InIter>::
do_get(iter_type __beg, iter_type __end, ios_base& __io,
ios_base::iostate& __err, long double& __v) const
{
// Stage 1: extract
char __xtrc[32]= {'\0'};
int __base;
_M_extract(__beg, __end, __io, __err, __xtrc, __base, true);
// Stage 2: determine a conversion specifier.
ios_base::fmtflags __basefield = __io.flags() & ios_base::basefield;
const char* __conv;
if (__basefield == ios_base::oct)
__conv = "%Lo";
else if (__basefield == ios_base::hex)
__conv = "%LX";
else if (__basefield == 0)
__conv = "%Li";
else
__conv = "%Lg";
// Stage 3: store results.
long double __ld;
int __p = sscanf(__xtrc, __conv, &__ld);
if (__p
&& static_cast<typename __traits_type::int_type>(__p)
!= __traits_type::eof())
__v = __ld;
else
__err |= ios_base::failbit;
return __beg;
}
#endif
template<typename _CharT, typename _InIter>
_InIter
num_get<_CharT, _InIter>::
do_get(iter_type __beg, iter_type __end, ios_base& __io,
ios_base::iostate& __err, void*& __v) const
{
// Prepare for hex formatted input
typedef ios_base::fmtflags fmtflags;
fmtflags __fmt = __io.flags();
fmtflags __fmtmask = ~(ios_base::showpos | ios_base::basefield
| ios_base::uppercase | ios_base::internal);
__io.flags(__fmt & __fmtmask | (ios_base::hex | ios_base::showbase));
// Stage 1: extract and determine the conversion specifier.
// Assuming leading zeros eliminated, thus the size of 32 for
// integral types.
char __xtrc[32]= {'\0'};
int __base;
_M_extract(__beg, __end, __io, __err, __xtrc, __base, false);
// Stage 2: convert and store results.
char* __sanity;
errno = 0;
void* __vp = reinterpret_cast<void*>(strtoul(__xtrc, &__sanity, __base));
if (!(__err & ios_base::failbit)
&& __sanity != __xtrc && *__sanity == '\0' && errno == 0)
__v = __vp;
else
__err |= ios_base::failbit;
// Reset from hex formatted input
__io.flags(__fmt);
return __beg;
}
// __pad is specialized for ostreambuf_iterator, random access iterator.
template <typename _CharT, typename _OutIter>
inline _OutIter
__pad(_OutIter __s, _CharT __fill, int __padding);
template <typename _CharT, typename _RaIter>
_RaIter
__pad(_RaIter __s, _CharT __fill, int __padding,
random_access_iterator_tag)
{
fill_n(__s, __fill);
return __s + __padding;
}
template <typename _CharT, typename _OutIter, typename _Tag>
_OutIter
__pad(_OutIter __s, _CharT __fill, int __padding, _Tag)
{
while (--__padding >= 0) { *__s = __fill; ++__s; }
return __s;
}
template <typename _CharT, typename _OutIter>
inline _OutIter
__pad(_OutIter __s, _CharT __fill, int __padding)
{
return __pad(__s, __fill, __padding,
typename iterator_traits<_OutIter>::iterator_category());
}
template <typename _CharT, typename _OutIter>
_OutIter
__pad_numeric(_OutIter __s, ios_base::fmtflags /*__flags*/,
_CharT /*__fill*/, int /*__width*/,
_CharT const* /*__first*/, _CharT const* /*__middle*/,
_CharT const* /*__last*/)
{
// XXX Not currently done: non streambuf_iterator
return __s;
}
// Partial specialization for ostreambuf_iterator.
template <typename _CharT>
ostreambuf_iterator<_CharT>
__pad_numeric(ostreambuf_iterator<_CharT> __s, ios_base::fmtflags __flags,
_CharT __fill, int __width, _CharT const* __first,
_CharT const* __middle, _CharT const* __last)
{
typedef ostreambuf_iterator<_CharT> __out_iter;
int __padding = __width - (__last - __first);
if (__padding < 0)
__padding = 0;
ios_base::fmtflags __aflags = __flags & ios_base::adjustfield;
bool __testfield = __padding == 0 || __aflags == ios_base::left
|| __aflags == ios_base::internal;
// This was needlessly complicated.
if (__first != __middle)
{
if (!__testfield)
{
__pad(__s, __fill, __padding);
__padding = 0;
}
copy(__first, __middle, __s);
}
__out_iter __s2 = __s;
if (__padding && __aflags != ios_base::left)
{
__pad(__s2, __fill, __padding);
__padding = 0;
}
__out_iter __s3 = copy(__middle, __last, __s2);
if (__padding)
__pad(__s3, __fill, __padding);
return __s3;
}
template <typename _CharT, typename _OutIter>
_OutIter
num_put<_CharT, _OutIter>::
do_put(iter_type __s, ios_base& __io, char_type __fill, bool __v) const
{
const _Format_cache<_CharT>* __fmt = _Format_cache<_CharT>::_S_get(__io);
ios_base::fmtflags __flags = __io.flags();
if ((__flags & ios_base::boolalpha) == 0)
{
unsigned long __uv = __v;
return __output_integer(__s, __io, __fill, false, __uv);
}
else
{
const char_type* __first;
const char_type* __last;
if (__v)
{
__first = __fmt->_M_truename.data();
__last = __first + __fmt->_M_truename.size();
}
else
{
__first = __fmt->_M_falsename.data();
__last = __first + __fmt->_M_falsename.size();
}
copy(__first, __last, __s);
}
return __s;
}
// __group_digits inserts "group separator" characters into an array
// of characters. It's recursive, one iteration per group. It moves
// the characters in the buffer this way: "xxxx12345" -> "12,345xxx".
// Call this only with __grouping != __grend.
template <typename _CharT>
_CharT*
__group_digits(_CharT* __s, _CharT __grsep, char const* __grouping,
char const* __grend, _CharT const* __first,
_CharT const* __last)
{
if (__last - __first > *__grouping)
{
__s = __group_digits(__s, __grsep,
(__grouping + 1 == __grend ? __grouping : __grouping + 1),
__grend, __first, __last - *__grouping);
__first = __last - *__grouping;
*__s++ = __grsep;
}
do
{
*__s++ = *__first++;
}
while (__first != __last);
return __s;
}
template <typename _CharT, typename _OutIter, typename _ValueT>
_OutIter
__output_integer(_OutIter __s, ios_base& __io, _CharT __fill, bool __neg,
_ValueT __v)
{
// Leave room for "+/-," "0x," and commas.
const long _M_room = numeric_limits<_ValueT>::digits10 * 2 + 4;
_CharT __digits[_M_room];
_CharT* __front = __digits + _M_room;
ios_base::fmtflags __flags = __io.flags();
const _Format_cache<_CharT>* __fmt = _Format_cache<_CharT>::_S_get(__io);
char const* __table = __fmt->_S_literals + __fmt->_S_digits;
ios_base::fmtflags __basefield = (__flags & __io.basefield);
_CharT* __sign_end = __front;
if (__basefield == ios_base::hex)
{
if (__flags & ios_base::uppercase)
__table += 16; // use ABCDEF
do
*--__front = __table[__v & 15];
while ((__v >>= 4) != 0);
__sign_end = __front;
if (__flags & ios_base::showbase)
{
*--__front = __fmt->_S_literals[__fmt->_S_x +
((__flags & ios_base::uppercase) ? 1 : 0)];
*--__front = __table[0];
}
}
else if (__basefield == ios_base::oct)
{
do
*--__front = __table[__v & 7];
while ((__v >>= 3) != 0);
if (__flags & ios_base::showbase
&& static_cast<char>(*__front) != __table[0])
*--__front = __table[0];
__sign_end = __front;
}
else
{
// NB: This is _lots_ faster than using ldiv.
do
*--__front = __table[__v % 10];
while ((__v /= 10) != 0);
__sign_end = __front;
// NB: ios_base:hex || ios_base::oct assumed to be unsigned.
if (__neg || (__flags & ios_base::showpos))
*--__front = __fmt->_S_literals[__fmt->_S_plus - __neg];
}
// XXX should specialize!
if (!__fmt->_M_use_grouping && !__io.width())
return copy(__front, __digits + _M_room, __s);
if (!__fmt->_M_use_grouping)
return __pad_numeric(__s, __flags, __fill, __io.width(0),
__front, __sign_end, __digits + _M_room);
_CharT* __p = __digits;
while (__front < __sign_end)
*__p++ = *__front++;
const char* __gr = __fmt->_M_grouping.data();
__front = __group_digits(__p, __fmt->_M_thousands_sep, __gr,
__gr + __fmt->_M_grouping.size(), __sign_end, __digits + _M_room);
return __pad_numeric(__s, __flags, __fill, __io.width(0),
__digits, __p, __front);
}
template <typename _CharT, typename _OutIter>
_OutIter
num_put<_CharT, _OutIter>::
do_put(iter_type __s, ios_base& __io, char_type __fill, long __v) const
{
unsigned long __uv = __v;
bool __neg = false;
if (__v < 0)
{
__neg = true;
__uv = -__uv;
}
return __output_integer(__s, __io, __fill, __neg, __uv);
}
template <typename _CharT, typename _OutIter>
_OutIter
num_put<_CharT, _OutIter>::
do_put(iter_type __s, ios_base& __io, char_type __fill,
unsigned long __v) const
{ return __output_integer(__s, __io, __fill, false, __v); }
#ifdef _GLIBCPP_USE_LONG_LONG
template <typename _CharT, typename _OutIter>
_OutIter
num_put<_CharT, _OutIter>::
do_put(iter_type __s, ios_base& __b, char_type __fill, long long __v) const
{
unsigned long long __uv = __v;
bool __neg = false;
if (__v < 0)
{
__neg = true;
__uv = -__uv;
}
return __output_integer(__s, __b, __fill, __neg, __uv);
}
template <typename _CharT, typename _OutIter>
_OutIter
num_put<_CharT, _OutIter>::
do_put(iter_type __s, ios_base& __io, char_type __fill,
unsigned long long __v) const
{ return __output_integer(__s, __io, __fill, false, __v); }
#endif
// Generic helper function
template<typename _CharT, typename _OutIter>
_OutIter
__output_float(_OutIter __s, ios_base& __io, _CharT __fill,
const char* __sptr, size_t __slen)
{
// XXX Not currently done: non streambuf_iterator
return __s;
}
// Partial specialization for ostreambuf_iterator.
template<typename _CharT>
ostreambuf_iterator<_CharT>
__output_float(ostreambuf_iterator<_CharT> __s, ios_base& __io,
_CharT __fill, const char* __sptr, size_t __slen)
{
size_t __padding = __io.width() > streamsize(__slen) ?
__io.width() -__slen : 0;
locale __loc = __io.getloc();
ctype<_CharT> const& __ct = use_facet<ctype<_CharT> >(__loc);
ios_base::fmtflags __adjfield = __io.flags() & ios_base::adjustfield;
const char* const __eptr = __sptr + __slen;
// [22.2.2.2.2.19] Table 61
if (__adjfield == ios_base::internal)
{
// [22.2.2.2.2.14]; widen()
if (__sptr < __eptr && (*__sptr == '+' || *__sptr == '-'))
{
__s = __ct.widen(*__sptr);
++__s;
++__sptr;
}
__s = __pad(__s, __fill, __padding);
__padding = 0;
}
else if (__adjfield != ios_base::left)
{
__s = __pad(__s, __fill, __padding);
__padding = 0;
}
// the "C" locale decimal character
char __decimal_point = *(localeconv()->decimal_point);
const _Format_cache<_CharT>* __fmt = _Format_cache<_CharT>::_S_get(__io);
for (; __sptr != __eptr; ++__s, ++__sptr)
{
// [22.2.2.2.2.17]; decimal point conversion
if (*__sptr == __decimal_point)
__s = __fmt->_M_decimal_point;
// [22.2.2.2.2.14]; widen()
else
__s = __ct.widen(*__sptr);
}
// [22.2.2.2.2.19] Table 61
if (__padding)
__pad(__s, __fill, __padding);
__io.width(0);
return __s;
}
bool
__build_float_format(ios_base& __io, char* __fptr, char __modifier,
streamsize __prec);
template <typename _CharT, typename _OutIter>
_OutIter
num_put<_CharT, _OutIter>::
do_put(iter_type __s, ios_base& __io, char_type __fill, double __v) const
{
const streamsize __max_prec = numeric_limits<double>::digits10 + 3;
streamsize __prec = __io.precision();
// Protect against sprintf() buffer overflows.
if (__prec > __max_prec)
__prec = __max_prec;
// The *2 provides for signs, exp, 'E', and pad.
char __sbuf[__max_prec*2];
size_t __slen;
// Long enough for the max format spec.
char __fbuf[16];
if (__build_float_format(__io, __fbuf, 0, __prec))
__slen = sprintf(__sbuf, __fbuf, __prec, __v);
else
__slen = sprintf(__sbuf, __fbuf, __v);
// [22.2.2.2.2] Stages 2-4.
return __output_float(__s, __io, __fill, __sbuf, __slen);
}
template <typename _CharT, typename _OutIter>
_OutIter
num_put<_CharT, _OutIter>::
do_put(iter_type __s, ios_base& __io, char_type __fill,
long double __v) const
{
const streamsize __max_prec = numeric_limits<long double>::digits10 + 3;
streamsize __prec = __io.precision();
// Protect against sprintf() buffer overflows.
if (__prec > __max_prec)
__prec = __max_prec;
// The *2 provides for signs, exp, 'E', and pad.
char __sbuf[__max_prec*2];
size_t __slen;
// Long enough for the max format spec.
char __fbuf[16];
// 'L' as per [22.2.2.2.2] Table 59
if (__build_float_format(__io, __fbuf, 'L', __prec))
__slen = sprintf(__sbuf, __fbuf, __prec, __v);
else
__slen = sprintf(__sbuf, __fbuf, __v);
// [22.2.2.2.2] Stages 2-4
return __output_float(__s, __io, __fill, __sbuf, __slen);
}
template <typename _CharT, typename _OutIter>
_OutIter
num_put<_CharT, _OutIter>::
do_put(iter_type __s, ios_base& __io, char_type __fill,
const void* __v) const
{
typedef ios_base::fmtflags fmtflags;
fmtflags __fmt = __io.flags();
fmtflags __fmtmask = ~(ios_base::showpos | ios_base::basefield
| ios_base::uppercase | ios_base::internal);
__io.flags(__fmt & __fmtmask | (ios_base::hex | ios_base::showbase));
try {
_OutIter __s2 = __output_integer(__s, __io, __fill, false,
reinterpret_cast<unsigned long>(__v));
__io.flags(__fmt);
return __s2;
}
catch (...) {
__io.flags(__fmt);
Add support for -fno-exceptions. 2001-02-15 Benjamin Kosnik <bkoz@redhat.com> Add support for -fno-exceptions. * include/bits/exception_support.h: Remove. * include/bits/basic_string.h: Remove exception_support. (string::_M_check): Replace __OUTOFRANGE with __throw_out_of_range. (string::at): Same. (string::substr): Same. * include/bits/basic_string.tcc (string::reserve): Replace __LENGTHERROR with __throw_length_error. (string::_S_create): Same. (string::resize): Same. (string::_M_replace): Same. (string::replace): Same. (string::copy): Replace __OUTOFRANGE with __throw_out_of_range. (string::compare): Same. * include/bits/stl_vector.h: Remove exception_support. * src/Makefile.am (base_headers): Remove here. * src/Makefile.in: Regenerate. * include/bits/stl_range_errors.h: Remove. * include/bits/stl_deque.h: Use __throw_range_error. * include/bits/std_deque.h: Include functexcept.h. * include/bits/std_vector.h: Same. * src/Makefile.am (base_headers): Remove here. * src/Makefile.in: Regenerate. * include/ext/stl_bvector.h (class __BVECTOR): Use __throw_range_error. * include/ext/bvector: Remove stl_range_errors.h * include/bits/c++config (_GLIBCPP_USE_EXCEPTIONS): Remove. * include/bits/functexcept.h: New file. * src/functexcept.cc: New file. Definitions for function-based exception routines. * src/Makefile.am (sources): Add functexcept.cc. * src/Makefile.in: Regenerate. * include/bits/stl_config.h (__STL_USE_EXCEPTIONS): Wrap with __EXCEPTIONS. * include/bits/localefwd.h: Include functexcept.h. * include/bits/std_iosfwd.h: Same. * include/bits/basic_ios.h: Use __throw_ios_failure instead of throw basic_ios::failure. * include/bits/fstream.tcc (filebuf::_M_allocate_buffers): Use __throw_exception_again. (filebuf::_M_filebuf_init): Same. * include/bits/streambuf.tcc (__copy_streambufs): Same. * include/bits/ostream.tcc (ostream::operator<<): Same. * include/bits/istream.tcc (istream::operator>>): Same. * include/bits/basic_string.tcc (string::_M_mutate): Same. (string::_S_construct): Same. (string::_M_clone): Same. * include/bits/locale_facets.tcc (use_facet(const locale&)): Use __throw_bad_cast. (num_put<_CharT, _OutIter>::do_put): Use __throw_exception_again. * src/localename.cc (locale::_Imp::_Imp(const _Impl&, size_t): Use __throw_exception_again. (locale::_Imp::_Imp(string, size_t): Same. (locale::_Imp::_M_replace_facet): Use __throw_runtime_error. * src/locale.cc (locale::_M_coalesce): Use __throw_exception_again. (locale::locale(const char*)): Use __throw_runtime_error. (locale::classic): Use __throw_exception_again. (locale::_S_normalize_category): Use __throw_runtime_error. * src/stdexcept.cc: Remove cruft. * libsupc++/exception_defines.h: New file. * libsupc++/new_opnt.cc: Include exception_defines.h. * libsupc++/vec.cc: Same. (__cxa_vec_new2): Use __throw_exception_again. (__cxa_vec_new3): Same. (__cxa_vec_ctor): Same. (__cxa_vec_delete3): Same. (__cxa_vec_cctor): Same. (__cxa_vec_delete2): Same. (__cxa_vec_dtor): Same. * libsupc++/exception_support.cc: Include exception_defines.h. Only compile exception-handling bits if __EXCEPTIONS is defined. Remove old ABI support. * libsupc++/new_op.cc (new): Include exception_defines.h. Use std::__throw_bad_alloc() instead of throw bad_alloc. * libsupc++/Makefile.am: Add exception_defines.h. * libsupc++/Makefile.in: Reformat. * libsupc++/*: Format. From-SVN: r39730
2001-02-16 01:44:44 +01:00
__throw_exception_again;
}
}
// Support for time_get:
// Note that these partial specializations could, and maybe should,
// be changed to full specializations (by eliminating the _Dummy
// argument) and moved to a .cc file.
template<typename _CharT, typename _Dummy = int>
struct _Weekdaynames;
template<typename _Dummy>
struct _Weekdaynames<char, _Dummy>
{ static const char* const _S_names[14]; };
template<typename _Dummy>
const char* const
_Weekdaynames<char, _Dummy>::_S_names[14] =
{
"Sun", "Sunday",
"Mon", "Monday", "Tue", "Tuesday", "Wed", "Wednesday",
"Thu", "Thursday", "Fri", "Friday", "Sat", "Saturday"
};
#ifdef _GLIBCPP_USE_WCHAR_T
template<typename _Dummy>
struct _Weekdaynames<wchar_t, _Dummy>
{ static const wchar_t* const _S_names[14]; };
template<typename _Dummy>
const wchar_t* const
_Weekdaynames<wchar_t, _Dummy>::_S_names[14] =
{
L"Sun", L"Sunday",
L"Mon", L"Monday", L"Tue", L"Tuesday", L"Wed", L"Wednesday",
L"Thu", L"Thursday", L"Fri", L"Friday", L"Sat", L"Saturday"
};
#endif
template<typename _CharT, typename _Dummy = int>
struct _Monthnames;
template<typename _Dummy>
struct _Monthnames<char,_Dummy>
{ static const char* const _S_names[24]; };
template<typename _Dummy>
const char* const
_Monthnames<char,_Dummy>::_S_names[24] =
{
"Jan", "January", "Feb", "February", "Mar", "March",
"Apr", "April", "May", "May", "Jun", "June",
"Jul", "July", "Aug", "August", "Sep", "September",
"Oct", "October", "Nov", "November", "Dec", "December"
};
#ifdef _GLIBCPP_USE_WCHAR_T
template<typename _Dummy>
struct _Monthnames<wchar_t, _Dummy>
{ static const wchar_t* const _S_names[24]; };
template<typename _Dummy>
const wchar_t* const
_Monthnames<wchar_t,_Dummy>::_S_names[24] =
{
L"Jan", L"January", L"Feb", L"February", L"Mar", L"March",
L"Apr", L"April", L"May", L"May", L"Jun", L"June",
L"Jul", L"July", L"Aug", L"August", L"Sep", L"September",
L"Oct", L"October", L"Nov", L"November", L"Dec", L"December"
};
#endif
template<typename _CharT, typename _InIter>
_InIter
time_get<_CharT, _InIter>::
do_get_weekday(iter_type __s, iter_type __end,
ios_base& __io, ios_base::iostate& __err, tm* __t) const
{
if (!_M_daynames)
{
_M_daynames = new basic_string<_CharT>[14];
for (int __i = 0; __i < 14; ++__i)
_M_daynames[__i] = _Weekdaynames<_CharT>::_S_names[__i];
}
bool __at_eof = false;
int __remain = 0;
int __matches[14];
iter_type __out = __match_parallel(__s, __end, 14, _M_daynames,
__matches, __remain, __at_eof);
__err = ios_base::iostate(0);
if (__at_eof) __err |= __io.eofbit;
if (__remain == 1 ||
__remain == 2 && (__matches[0]>>1) == (__matches[1]>>1))
__t->tm_wday = (__matches[0]>>1);
else
__err |= __io.failbit;
return __out;
}
template<typename _CharT, typename _InIter>
_InIter
time_get<_CharT, _InIter>::
do_get_monthname(iter_type __s, iter_type __end,
ios_base& __io, ios_base::iostate& __err, tm* __t) const
{
if (!_M_monthnames)
{
_M_monthnames = new basic_string<_CharT>[24];
for (int __i = 0; __i < 24; ++__i)
_M_monthnames[__i] = _Monthnames<_CharT>::_S_names[__i];
}
bool __at_eof = false;
int __remain = 0;
int __matches[24];
iter_type __out = __match_parallel( __s, __end, 24, _M_monthnames,
__matches, __remain, __at_eof);
__err = ios_base::iostate(0);
if (__at_eof) __err |= __io.eofbit;
if (__remain == 1 ||
__remain == 2 && (__matches[0]>>1) == (__matches[1]>>1))
__t->tm_mon = (__matches[0]>>1);
else
__err |= __io.failbit;
return __out;
}
} // std::
#endif /* _CPP_BITS_LOCFACETS_TCC */
// Local Variables:
// mode:c++
// End: