#include <iostream.h>
#include <stdlib.h>

#include "bitops.h"

// demonstrates some use of bitstream operations

void DoStuff(ibstream &);

main(int argc, char * argv[])
{
    ibstream infile;
    
    if (argc > 1){
	infile.Open(argv[1]);
    }
    else{
	cerr << "usage: " << argv[0] << " <filename>" << endl;
	exit(1);
    }

    DoStuff(infile);
    
    cout << "one more time around" << endl;
    
    infile.Rewind();
    DoStuff(infile);
}
     
void
DoStuff(ibstream & input)
{
    int inbits;
    obstream output;
    string name;
    cout << "name of output file to echo input ";
    cin >> name;
    output.Open(name);
    
    while (input.Readbits(1,inbits))
    {
	output.Writebits(inbits,1);
    }
    output.Flushbits();
}