c56.cpp

《C++程序设计习题及解答》配套代码VC版

// c56.cpp : Defines the entry point for the console application.
//

#include "stdafx.h"
#include <fstream.h>
#include <stdlib.h>

void cat( char* file )
{
	ifstream from(file);
	if (!from)
	{
		cerr << "error can't open input file " << file << endl;
		exit( 1 );
	}

	cout << endl;
	char ch;
	while ( from.get(ch) && cout.put(ch) );
	
	if ( cout.bad() )
	{
		cerr << "error on reading input file " << file << endl;
		exit( 1 );
	}
}

int main(int argc, char* argv[])
{
	while ( --argc > 0 )
		cat( * ++argv );

	return 0;
}