/* * (C) Finite State Machine Labs Inc. 1997-2000 <business@fsmlabs.com> * * Released under the terms of GPL 2. * Open RTLinux makes use of a patented process described in * US Patent 5,995,745. Use of this process is governed * by the Open RTLinux Patent License which can be obtained from * www.fsmlabs.com/PATENT or by sending email to * licensequestions@fsmlabs.com */#include <stdio.h>#include <errno.h>#include <sys/time.h>#include <sys/types.h>#include <fcntl.h>#include <unistd.h>#include <sys/ioctl.h>#include <rtl_fifo.h>#include "common.h"int main(){	int fd0;	int n;	struct sample samp;		if ((fd0 = open("/dev/rtf0", O_RDONLY)) < 0) {		fprintf(stderr, "Error opening /dev/rtf0\n");		exit(1);	}	while (1) {		n = read(fd0, &samp, sizeof(samp));		printf("min: %8d, max: %8d\n", (int) samp.min, (int) samp.max);		fflush(stdout);	}	return 0;}