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Implement C++11 <codecvt> header.

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* config/abi/pre/gnu.ver: Export new symbols.
	* include/Makefile.am: Add codecvt.
	* include/Makefile.in: Regenerate.
	* include/std/codecvt: New header.
	* src/c++11/codecvt.cc (__codecvt_utf8_base, __codecvt_utf16_base,
	__codecvt_utf8_utf16_base): Define specializations.
	* testsuite/22_locale/codecvt/codecvt_utf8/requirements/1.cc: New.
	* testsuite/22_locale/codecvt/codecvt_utf16/requirements/1.cc: New.
	* testsuite/22_locale/codecvt/codecvt_utf8_utf16/requirements/1.cc:
	New.

From-SVN: r219779
This commit is contained in:
Jonathan Wakely 2015-01-16 23:38:35 +00:00 committed by Jonathan Wakely
parent 0f59f5c120
commit 28af1fb39d
9 changed files with 1308 additions and 45 deletions
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13
libstdc++-v3/ChangeLog
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@ -1,3 +1,16 @@
2015-01-16 Jonathan Wakely <jwakely@redhat.com>
* config/abi/pre/gnu.ver: Export new symbols.
* include/Makefile.am: Add codecvt.
* include/Makefile.in: Regenerate.
* include/std/codecvt: New header.
* src/c++11/codecvt.cc (__codecvt_utf8_base, __codecvt_utf16_base,
__codecvt_utf8_utf16_base): Define specializations.
* testsuite/22_locale/codecvt/codecvt_utf8/requirements/1.cc: New.
* testsuite/22_locale/codecvt/codecvt_utf16/requirements/1.cc: New.
* testsuite/22_locale/codecvt/codecvt_utf8_utf16/requirements/1.cc:
New.
2015-01-16 Torvald Riegel <triegel@redhat.com>
* src/c++11/futex.cc: New file.

11
libstdc++-v3/config/abi/pre/gnu.ver
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@ -1769,6 +1769,17 @@ GLIBCXX_3.4.21 {
std::__atomic_futex_unsigned_base*;
};
# codecvt_utf8 etc.
_ZNKSt19__codecvt_utf8_base*;
_ZNSt19__codecvt_utf8_base*;
_ZT[ISV]St19__codecvt_utf8_base*;
_ZNKSt20__codecvt_utf16_base*;
_ZNSt20__codecvt_utf16_base*;
_ZT[ISV]St20__codecvt_utf16_base*;
_ZNKSt25__codecvt_utf8_utf16_base*;
_ZNSt25__codecvt_utf8_utf16_base*;
_ZT[ISV]St25__codecvt_utf8_utf16_base*;
} GLIBCXX_3.4.20;

1
libstdc++-v3/include/Makefile.am
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@ -31,6 +31,7 @@ std_headers = \
${std_srcdir}/atomic \
${std_srcdir}/bitset \
${std_srcdir}/chrono \
${std_srcdir}/codecvt \
${std_srcdir}/complex \
${std_srcdir}/condition_variable \
${std_srcdir}/deque \

1
libstdc++-v3/include/Makefile.in
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@ -299,6 +299,7 @@ std_headers = \
${std_srcdir}/atomic \
${std_srcdir}/bitset \
${std_srcdir}/chrono \
${std_srcdir}/codecvt \
${std_srcdir}/complex \
${std_srcdir}/condition_variable \
${std_srcdir}/deque \

179
libstdc++-v3/include/std/codecvt Normal file
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@ -0,0 +1,179 @@
// <codecvt> -*- C++ -*-
// Copyright (C) 2015 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 3, 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.
// Under Section 7 of GPL version 3, you are granted additional
// permissions described in the GCC Runtime Library Exception, version
// 3.1, as published by the Free Software Foundation.
// You should have received a copy of the GNU General Public License and
// a copy of the GCC Runtime Library Exception along with this program;
// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
// <http://www.gnu.org/licenses/>.
// ISO C++ 14882: 22.5 Standard code conversion facets
/** @file include/codecvt
* This is a Standard C++ Library header.
*/
#ifndef _GLIBCXX_CODECVT
#define _GLIBCXX_CODECVT 1
#pragma GCC system_header
#if __cplusplus < 201103L
# include <bits/c++0x_warning.h>
#else
#include <bits/locale_classes.h>
#include <bits/codecvt.h>
#ifdef _GLIBCXX_USE_C99_STDINT_TR1
namespace std _GLIBCXX_VISIBILITY(default)
{
_GLIBCXX_BEGIN_NAMESPACE_VERSION
enum codecvt_mode
{
consume_header = 4,
generate_header = 2,
little_endian = 1
};
template<typename _Elem, unsigned long _Maxcode = 0x10ffff,
codecvt_mode _Mode = (codecvt_mode)0>
class codecvt_utf8 : public codecvt<_Elem, char, mbstate_t>
{
public:
explicit
codecvt_utf8(size_t __refs = 0);
~codecvt_utf8();
};
template<typename _Elem, unsigned long _Maxcode = 0x10ffff,
codecvt_mode _Mode = (codecvt_mode)0>
class codecvt_utf16 : public codecvt<_Elem, char, mbstate_t>
{
public:
explicit
codecvt_utf16(size_t __refs = 0);
~codecvt_utf16();
};
template<typename _Elem, unsigned long _Maxcode = 0x10ffff,
codecvt_mode _Mode = (codecvt_mode)0>
class codecvt_utf8_utf16 : public codecvt<_Elem, char, mbstate_t>
{
public:
explicit
codecvt_utf8_utf16(size_t __refs = 0);
~codecvt_utf8_utf16();
};
#define _GLIBCXX_CODECVT_SPECIALIZATION2(_NAME, _ELEM) \
template<> \
class _NAME<_ELEM> \
: public codecvt<_ELEM, char, mbstate_t> \
{ \
public: \
typedef _ELEM intern_type; \
typedef char extern_type; \
typedef mbstate_t state_type; \
\
protected: \
_NAME(unsigned long __maxcode, codecvt_mode __mode, size_t __refs) \
: codecvt(__refs), _M_maxcode(__maxcode), _M_mode(__mode) { } \
\
virtual \
~_NAME(); \
\
virtual result \
do_out(state_type& __state, const intern_type* __from, \
const intern_type* __from_end, const intern_type*& __from_next, \
extern_type* __to, extern_type* __to_end, \
extern_type*& __to_next) const; \
\
virtual result \
do_unshift(state_type& __state, \
extern_type* __to, extern_type* __to_end, \
extern_type*& __to_next) const; \
\
virtual result \
do_in(state_type& __state, \
const extern_type* __from, const extern_type* __from_end, \
const extern_type*& __from_next, \
intern_type* __to, intern_type* __to_end, \
intern_type*& __to_next) const; \
\
virtual \
int do_encoding() const throw(); \
\
virtual \
bool do_always_noconv() const throw(); \
\
virtual \
int do_length(state_type&, const extern_type* __from, \
const extern_type* __end, size_t __max) const; \
\
virtual int \
do_max_length() const throw(); \
\
private: \
unsigned long _M_maxcode; \
codecvt_mode _M_mode; \
}
#define _GLIBCXX_CODECVT_SPECIALIZATION(_NAME, _ELEM) \
_GLIBCXX_CODECVT_SPECIALIZATION2(__ ## _NAME ## _base, _ELEM); \
template<unsigned long _Maxcode, codecvt_mode _Mode> \
class _NAME<_ELEM, _Maxcode, _Mode> \
: public __ ## _NAME ## _base<_ELEM> \
{ \
public: \
explicit \
_NAME(size_t __refs = 0) \
: __ ## _NAME ## _base<_ELEM>(_Maxcode, _Mode, __refs) { } \
}
template<typename _Elem> class __codecvt_utf8_base;
template<typename _Elem> class __codecvt_utf16_base;
template<typename _Elem> class __codecvt_utf8_utf16_base;
_GLIBCXX_CODECVT_SPECIALIZATION(codecvt_utf8, char16_t);
_GLIBCXX_CODECVT_SPECIALIZATION(codecvt_utf16, char16_t);
_GLIBCXX_CODECVT_SPECIALIZATION(codecvt_utf8_utf16, char16_t);
_GLIBCXX_CODECVT_SPECIALIZATION(codecvt_utf8, char32_t);
_GLIBCXX_CODECVT_SPECIALIZATION(codecvt_utf16, char32_t);
_GLIBCXX_CODECVT_SPECIALIZATION(codecvt_utf8_utf16, char32_t);
#ifdef _GLIBCXX_USE_WCHAR_T
_GLIBCXX_CODECVT_SPECIALIZATION(codecvt_utf8, wchar_t);
_GLIBCXX_CODECVT_SPECIALIZATION(codecvt_utf16, wchar_t);
_GLIBCXX_CODECVT_SPECIALIZATION(codecvt_utf8_utf16, wchar_t);
#endif
_GLIBCXX_END_NAMESPACE_VERSION
} // namespace
#endif // _GLIBCXX_USE_C99_STDINT_TR1
#endif
#endif /* _GLIBCXX_CODECVT */

1037
libstdc++-v3/src/c++11/codecvt.cc
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37
libstdc++-v3/testsuite/22_locale/codecvt/codecvt_utf16/requirements/1.cc Normal file
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@ -0,0 +1,37 @@
// Copyright (C) 2015 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 3, 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 COPYING3. If not see
// <http://www.gnu.org/licenses/>.
// { dg-require-cstdint "" }
// { dg-options "-std=gnu++11" }
// { dg-do compile }
#include <codecvt>
#include <type_traits>
#include <testsuite_hooks.h>
template<typename C>
using codecvt = std::codecvt<C, char, std::mbstate_t>;
using std::is_base_of;
static_assert(
is_base_of<codecvt<char16_t>, std::codecvt_utf16<char16_t>>::value,
"codecvt_utf16<char16_t> has wrong base class");
static_assert(
is_base_of<codecvt<char32_t>, std::codecvt_utf16<char32_t>>::value,
"codecvt_utf16<char32_t> has wrong base class");

37
libstdc++-v3/testsuite/22_locale/codecvt/codecvt_utf8/requirements/1.cc Normal file
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@ -0,0 +1,37 @@
// Copyright (C) 2015 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 3, 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 COPYING3. If not see
// <http://www.gnu.org/licenses/>.
// { dg-require-cstdint "" }
// { dg-options "-std=gnu++11" }
// { dg-do compile }
#include <codecvt>
#include <type_traits>
#include <testsuite_hooks.h>
template<typename C>
using codecvt = std::codecvt<C, char, std::mbstate_t>;
using std::is_base_of;
static_assert(
is_base_of<codecvt<char16_t>, std::codecvt_utf8<char16_t>>::value,
"codecvt_utf8<char16_t> has wrong base class");
static_assert(
is_base_of<codecvt<char32_t>, std::codecvt_utf8<char32_t>>::value,
"codecvt_utf8<char32_t> has wrong base class");

37
libstdc++-v3/testsuite/22_locale/codecvt/codecvt_utf8_utf16/requirements/1.cc Normal file
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@ -0,0 +1,37 @@
// Copyright (C) 2015 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 3, 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 COPYING3. If not see
// <http://www.gnu.org/licenses/>.
// { dg-require-cstdint "" }
// { dg-options "-std=gnu++11" }
// { dg-do compile }
#include <codecvt>
#include <type_traits>
#include <testsuite_hooks.h>
template<typename C>
using codecvt = std::codecvt<C, char, std::mbstate_t>;
using std::is_base_of;
static_assert(
is_base_of<codecvt<char16_t>, std::codecvt_utf8_utf16<char16_t>>::value,
"codecvt_utf8_utf16<char16_t> has wrong base class");
static_assert(
is_base_of<codecvt<char32_t>, std::codecvt_utf8_utf16<char32_t>>::value,
"codecvt_utf8_utf16<char32_t> has wrong base class");