Learning Linux IPC, Part II FIFO

#include <stdio.h>
#include <stdlib.h>
#include <sys/stat.h>
#include <unistd.h>
 
#include <linux/stat.h>
 
#define FIFO_FILE       "MYFIFO"
 
int main(void)
{
        FILE *fp;
        char readbuf[80];
 
        /* Create the FIFO if it does not exist */
        umask(0);
        mknod(FIFO_FILE, S_IFIFO|0666, 0);
 
        while(1)
        {
                fp = fopen(FIFO_FILE, "r");
                fgets(readbuf, 80, fp);
                printf("Received string: %s\n", readbuf);
                fclose(fp);
        }
 
        return(0);
}