C/C++ Users Group Library 1996 July/C-C++ Users Group Library July 1996.iso/listings/v_12_08/plauger/isxint.c

C/C++ Source or Header | 1994-06-09 | 344b | 17 lines

-------------------------- Listing 8: int extractor  ---------

// isxint -- istream::operator>>(int&)
#include <limits.h>
#include <istream>

istream& istream::operator>>(int& i)
    {    // extract an int
    long lo;
    *this >> lo;
    if (!good() || lo < INT_MIN || INT_MAX < lo)
        setstate(failbit);
    else
        i = lo;
    return (*this);
    }