_complex.c File Reference

#include <stl/_complex.h>
#include <stl/_istream.h>
#include <stl/_sstream.h>
#include <stl/_string_io.h>

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Macros
#define	_STLP_COMPLEX_C

Functions
template<class _Tp , class _CharT , class _Traits >
basic_ostream< _CharT, _Traits > &_STLP_CALL	operator<< (basic_ostream< _CharT, _Traits > &__os, const complex< _Tp > &__z)
template<class _Tp , class _CharT , class _Traits >
basic_istream< _CharT, _Traits > &_STLP_CALL	operator>> (basic_istream< _CharT, _Traits > &__is, complex< _Tp > &__z)

Macro Definition Documentation

_STLP_COMPLEX_C

#define _STLP_COMPLEX_C

Definition at line 19 of file _complex.c.

Function Documentation

operator<<()

template<class _Tp , class _CharT , class _Traits >

basic_ostream< _CharT, _Traits > &_STLP_CALL operator<<	(	basic_ostream< _CharT, _Traits > &	__os,
		const complex< _Tp > &	__z
	)

Definition at line 91 of file _complex.c.

                                                                          {
  basic_ostringstream<_CharT, _Traits, allocator<_CharT> > __tmp;
  __tmp.flags(__os.flags());
  __tmp.imbue(__os.getloc());
  __tmp.precision(__os.precision());
  __tmp << '(' << __z.real() << ',' << __z.imag() << ')';
  return __os << __tmp.str();
}

operator>>()

template<class _Tp , class _CharT , class _Traits >

basic_istream< _CharT, _Traits > &_STLP_CALL operator>>	(	basic_istream< _CharT, _Traits > &	__is,
		complex< _Tp > &	__z
	)

Definition at line 107 of file _complex.c.

                                                                    {
  _Tp  __re = 0;
  _Tp  __im = 0;
 
  const ctype<_CharT>& __c_type = *__is._M_ctype_facet();
 
  const char __punct[4] = "(,)";
  _CharT __wpunct[3];
  __c_type.widen(__punct, __punct + 3, __wpunct);
 
  _CharT __c;
 
  __is >> __c;
  if (_Traits::eq(__c, __wpunct[0])) {  // Left paren
    __is >> __re >> __c;
    if (_Traits::eq(__c, __wpunct[1]))  // Comma
      __is >> __im >> __c;
    if (!_Traits::eq(__c, __wpunct[2])) // Right paren
      __is.setstate(ios_base::failbit);
  }
  else {
    __is.putback(__c);
    __is >> __re;
  }
 
  if (__is)
    __z = complex<_Tp>(__re, __im);
  return __is;
}