#include<stdio.h>
#include<unistd.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>

void main(){
	int fd = open("/proc/read_test", O_RDONLY);
	char *buf = malloc(16);
	size_t readlen;
       	while(readlen = read(fd, buf, 15)){
		buf[readlen] = 0;
		printf("Read %ld bytes into buffer at %lx:  %s\n", readlen, buf, buf);
	}
	printf("Final Message:  read %ld bytes into buffer at %lx:  %s\n", readlen, buf, buf);
	free(buf);
	close(fd);
}