#include <u.h>
#include <libc.h>
#include "abuf.h"

Abuf ain, aout;

void
main(int argc, char *argv[])
{
	int t;
	sample s;

	ainit(&ain, 0);
	ainit(&aout, 1);
	
	if(argc < 2)
		sysfatal("usage: chop <secs>");

	t = atof(argv[1]) * SRATE;
	while(t-- && aget(&ain, &s) == 1)
		aput(&aout, s);
}