| // Output streams -*- C++ -*- |
| |
| // 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. |
| |
| // |
| // ISO C++ 14882: 27.6.2 Output streams |
| // |
| |
| /** @file std_ostream.h |
| * This is an internal header file, included by other library headers. |
| * You should not attempt to use it directly. |
| */ |
| |
| #ifndef _CPP_OSTREAM |
| #define _CPP_OSTREAM 1 |
| |
| #pragma GCC system_header |
| |
| #include <bits/std_ios.h> |
| |
| namespace std |
| { |
| // 27.6.2.1 Template class basic_ostream |
| template<typename _CharT, typename _Traits> |
| class basic_ostream : virtual public basic_ios<_CharT, _Traits> |
| { |
| public: |
| |
| // Types (inherited from basic_ios (27.4.4)): |
| typedef _CharT char_type; |
| typedef typename _Traits::int_type int_type; |
| typedef typename _Traits::pos_type pos_type; |
| typedef typename _Traits::off_type off_type; |
| typedef _Traits traits_type; |
| |
| // Non-standard Types: |
| typedef basic_streambuf<_CharT, _Traits> __streambuf_type; |
| typedef basic_ios<_CharT, _Traits> __ios_type; |
| typedef basic_ostream<_CharT, _Traits> __ostream_type; |
| typedef ostreambuf_iterator<_CharT, _Traits> __ostreambuf_iter; |
| typedef num_put<_CharT, __ostreambuf_iter> __numput_type; |
| typedef ctype<_CharT> __ctype_type; |
| |
| // 27.6.2.2 Constructor/destructor: |
| explicit |
| basic_ostream(__streambuf_type* __sb) |
| { this->init(__sb); } |
| |
| virtual |
| ~basic_ostream() { } |
| |
| // 27.6.2.3 Prefix/suffix: |
| class sentry; |
| friend class sentry; |
| |
| // 27.6.2.5 Formatted output: |
| // 27.6.2.5.3 basic_ostream::operator<< |
| __ostream_type& |
| operator<<(__ostream_type& (*__pf)(__ostream_type&)); |
| |
| __ostream_type& |
| operator<<(__ios_type& (*__pf)(__ios_type&)); |
| |
| __ostream_type& |
| operator<<(ios_base& (*__pf) (ios_base&)); |
| |
| // 27.6.2.5.2 Arithmetic Inserters |
| __ostream_type& |
| operator<<(long __n); |
| |
| __ostream_type& |
| operator<<(unsigned long __n); |
| |
| __ostream_type& |
| operator<<(bool __n); |
| |
| __ostream_type& |
| operator<<(short __n) |
| { |
| ios_base::fmtflags __fmt = this->flags() & ios_base::basefield; |
| if (__fmt & ios_base::oct || __fmt & ios_base::hex) |
| return this->operator<<(static_cast<unsigned long> |
| (static_cast<unsigned short>(__n))); |
| else |
| return this->operator<<(static_cast<long>(__n)); |
| } |
| |
| __ostream_type& |
| operator<<(unsigned short __n) |
| { return this->operator<<(static_cast<unsigned long>(__n)); } |
| |
| __ostream_type& |
| operator<<(int __n) |
| { |
| ios_base::fmtflags __fmt = this->flags() & ios_base::basefield; |
| if (__fmt & ios_base::oct || __fmt & ios_base::hex) |
| return this->operator<<(static_cast<unsigned long> |
| (static_cast<unsigned int>(__n))); |
| else |
| return this->operator<<(static_cast<long>(__n)); |
| } |
| |
| __ostream_type& |
| operator<<(unsigned int __n) |
| { return this->operator<<(static_cast<unsigned long>(__n)); } |
| |
| #ifdef _GLIBCPP_USE_LONG_LONG |
| __ostream_type& |
| operator<<(long long __n); |
| |
| __ostream_type& |
| operator<<(unsigned long long __n); |
| #endif |
| |
| __ostream_type& |
| operator<<(double __f); |
| |
| __ostream_type& |
| operator<<(float __f) |
| { return this->operator<<(static_cast<double>(__f)); } |
| |
| __ostream_type& |
| operator<<(long double __f); |
| |
| __ostream_type& |
| operator<<(const void* __p); |
| |
| __ostream_type& |
| operator<<(__streambuf_type* __sb); |
| |
| // Unformatted output: |
| __ostream_type& |
| put(char_type __c); |
| |
| __ostream_type& |
| write(const char_type* __s, streamsize __n); |
| |
| __ostream_type& |
| flush(); |
| |
| // Seeks: |
| pos_type |
| tellp(); |
| |
| __ostream_type& |
| seekp(pos_type); |
| |
| __ostream_type& |
| seekp(off_type, ios_base::seekdir); |
| |
| private: |
| #ifdef _GLIBCPP_RESOLVE_LIB_DEFECTS |
| // Not defined. (Side effect of DR 50.) |
| __ostream_type& |
| operator=(const __ostream_type&); |
| |
| basic_ostream(const __ostream_type&); |
| #endif |
| }; |
| |
| // 27.6.2.3 Class basic_ostream::sentry |
| template <typename _CharT, typename _Traits> |
| class basic_ostream<_CharT, _Traits>::sentry |
| { |
| // Data Members: |
| bool _M_ok; |
| basic_ostream<_CharT,_Traits>& _M_os; |
| |
| public: |
| explicit |
| sentry(basic_ostream<_CharT,_Traits>& __os); |
| |
| ~sentry() |
| { |
| // XXX MT |
| if (_M_os.flags() & ios_base::unitbuf && !uncaught_exception()) |
| { |
| // Can't call flush directly or else will get into recursive lock. |
| if (_M_os.rdbuf() && _M_os.rdbuf()->pubsync() == -1) |
| _M_os.setstate(ios_base::badbit); |
| } |
| } |
| |
| operator bool() |
| { return _M_ok; } |
| }; |
| |
| template<typename _CharT, typename _Traits> |
| basic_ostream<_CharT, _Traits>& |
| operator<<(basic_ostream<_CharT, _Traits>& __out, _CharT __c); |
| |
| template<typename _CharT, typename _Traits> |
| basic_ostream<_CharT, _Traits>& |
| operator<<(basic_ostream<_CharT, _Traits>& __out, char __c) |
| { return (__out << __out.widen(__c)); } |
| |
| // Specialization |
| template <class _Traits> |
| basic_ostream<char, _Traits>& |
| operator<<(basic_ostream<char, _Traits>& __out, char __c); |
| |
| // Signed and unsigned |
| template<class _Traits> |
| basic_ostream<char, _Traits>& |
| operator<<(basic_ostream<char, _Traits>& __out, signed char __c) |
| { return (__out << static_cast<char>(__c)); } |
| |
| template<class _Traits> |
| basic_ostream<char, _Traits>& |
| operator<<(basic_ostream<char, _Traits>& __out, unsigned char __c) |
| { return (__out << static_cast<char>(__c)); } |
| |
| template<typename _CharT, typename _Traits> |
| basic_ostream<_CharT, _Traits>& |
| operator<<(basic_ostream<_CharT, _Traits>& __out, const _CharT* __s); |
| |
| template<typename _CharT, typename _Traits> |
| basic_ostream<_CharT, _Traits> & |
| operator<<(basic_ostream<_CharT, _Traits>& __out, const char* __s); |
| |
| // Partial specializationss |
| template<class _Traits> |
| basic_ostream<char, _Traits>& |
| operator<<(basic_ostream<char, _Traits>& __out, const char* __s); |
| |
| // Signed and unsigned |
| template<class _Traits> |
| basic_ostream<char, _Traits>& |
| operator<<(basic_ostream<char, _Traits>& __out, const signed char* __s) |
| { return (__out << reinterpret_cast<const char*>(__s)); } |
| |
| template<class _Traits> |
| basic_ostream<char, _Traits> & |
| operator<<(basic_ostream<char, _Traits>& __out, const unsigned char* __s) |
| { return (__out << reinterpret_cast<const char*>(__s)); } |
| |
| // 27.6.2.7 Standard basic_ostream manipulators |
| template<typename _CharT, typename _Traits> |
| basic_ostream<_CharT, _Traits>& |
| endl(basic_ostream<_CharT, _Traits>& __os) |
| { return flush(__os.put(__os.widen('\n'))); } |
| |
| template<typename _CharT, typename _Traits> |
| basic_ostream<_CharT, _Traits>& |
| ends(basic_ostream<_CharT, _Traits>& __os) |
| { return __os.put(_CharT()); } |
| |
| template<typename _CharT, typename _Traits> |
| basic_ostream<_CharT, _Traits>& |
| flush(basic_ostream<_CharT, _Traits>& __os) |
| { return __os.flush(); } |
| |
| } // namespace std |
| |
| #ifdef _GLIBCPP_NO_TEMPLATE_EXPORT |
| # define export |
| #ifdef _GLIBCPP_FULLY_COMPLIANT_HEADERS |
| # include <bits/ostream.tcc> |
| #endif |
| #endif |
| |
| #endif /* _CPP_OSTREAM */ |
| |