istrchar.cpp

C标准库源代码

/***
* istrchar.cpp - definitions for istream class operator>>(char&)
*
*       Copyright (c) 1991-1997, Microsoft Corporation.  All rights reserved.
*
*Purpose:
*       Definitions of member function for istream operator>>(char&).
*       [AT&T C++]
*
*******************************************************************************/

#include <cruntime.h>
#include <internal.h>
#include <stdlib.h>
#include <iostream.h>
#pragma hdrstop

istream& istream::operator>>(char& c)
{
    int tchar;
    if (ipfx(0))
        {
        tchar=bp->sbumpc();
        if (tchar==EOF)
            {
            state |= ios::eofbit|ios::badbit;
            }
        else
            {
            c = (char)tchar;
            }
        isfx();
        }
    return *this;
}