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// The template and inlines for the -*- C++ -*- complex number classes.
// Copyright (C) 2000 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/std_complex.h>
#include <bits/std_istream.h>
#include <bits/std_ostream.h>
#include <bits/std_sstream.h>
namespace std
{
template<typename _Tp, typename _CharT, class _Traits>
basic_istream <_CharT, _Traits> &
operator>>(basic_istream<_CharT, _Traits>& __is, complex<_Tp>& __x)
{
#if !defined(_GLIBCPP_BUGGY_FLOAT_COMPLEX) && !defined(_GLIBCPP_BUGGY_COMPLEX)
_Tp __re_x, __im_x;
_CharT __ch;
__is >> __ch;
if (__ch == '(')
{
__is >> __re_x >> __ch;
if (__ch == ',')
{
__is >> __im_x >> __ch;
if (__ch == ')')
{
__x = complex<_Tp>(__re_x, __im_x);
return __is;
}
}
else if (__ch == ')')
{
__x = complex<_Tp>(__re_x, _Tp(0));
return __is;
}
}
else
{
__is.putback(__ch);
__is >> __re_x;
__x = complex<_Tp>(__re_x, _Tp(0));
return __is;
}
__is.setstate(ios_base::failbit);
#else
__x = complex<_Tp>(_Tp(0), _Tp(0));
#endif
return __is;
}
template<typename _Tp, typename _CharT, class _Traits>
basic_ostream<_CharT, _Traits>&
operator<<(basic_ostream<_CharT, _Traits>& __os, const complex<_Tp>& __x)
{
basic_ostringstream<_CharT, _Traits> __s;
__s.flags(__os.flags());
__s.imbue(__os.getloc());
__s.precision (__os.precision());
__s << '(' << __x.real() << "," << __x.imag() << ')' << ends;
return __os << __s.str();
}
template
basic_istream<char, char_traits<char> >&
operator>>(basic_istream<char, char_traits<char> >&, complex<float>&);
template
basic_ostream<char, char_traits<char> >&
operator<<(basic_ostream<char, char_traits<char> >&,
const complex<float>&);
template
basic_istream<char, char_traits<char> >&
operator>>(basic_istream<char, char_traits<char> >&, complex<double>&);
template
basic_ostream<char, char_traits<char> >&
operator<<(basic_ostream<char, char_traits<char> >&,
const complex<double>&);
template
basic_istream<char, char_traits<char> >&
operator>>(basic_istream<char, char_traits<char> >&,
complex<long double>&);
template
basic_ostream<char, char_traits<char> >&
operator<<(basic_ostream<char, char_traits<char> >&,
const complex<long double>&);
#ifdef _GLIBCPP_USE_WCHAR_T
template
basic_istream<wchar_t, char_traits<wchar_t> >&
operator>>(basic_istream<wchar_t, char_traits<wchar_t> >&,
complex<float>&);
template
basic_ostream<wchar_t, char_traits<wchar_t> >&
operator<<(basic_ostream<wchar_t, char_traits<wchar_t> >&,
const complex<float>&);
template
basic_istream<wchar_t, char_traits<wchar_t> >&
operator>>(basic_istream<wchar_t, char_traits<wchar_t> >&,
complex<double>&);
template
basic_ostream<wchar_t, char_traits<wchar_t> >&
operator<<(basic_ostream<wchar_t, char_traits<wchar_t> >&,
const complex<double>&);
template
basic_istream<wchar_t, char_traits<wchar_t> >&
operator>>(basic_istream<wchar_t, char_traits<wchar_t> >&,
complex<long double>&);
template
basic_ostream<wchar_t, char_traits<wchar_t> >&
operator<<(basic_ostream<wchar_t, char_traits<wchar_t> >&,
const complex<long double>&);
#endif //_GLIBCPP_USE_WCHAR_T
}
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