#include <errno.h>
#include <fcntl.h>  
#include <stdio.h>
#include <string.h>
#include <unistd.h>
#include <sys/stat.h>
#include "restart.h"
#define BUFSIZE 256
#define FIFO_MODES O_RDONLY

int dofifoparent(const char *fifoname) {
   char buf[BUFSIZE];
   int fd;
   int rval;

   fprintf(stderr, "[%ld]:(parent) about to open FIFO %s...\n",
                       (long)getpid(), fifoname);
   while (((fd = open(fifoname, FIFO_MODES)) == -1) && (errno == EINTR))  ; 
   if (fd == -1) {
      fprintf(stderr, "[%ld]:failed to open named pipe %s for read: %s\n",
             (long)getpid(), fifoname, strerror(errno));    
      return 1; 
   }    
   fprintf(stderr, "[%ld]:about to read...\n", (long)getpid());
   rval = r_read(fd, buf, BUFSIZE);
   if (rval == -1) {
      fprintf(stderr, "[%ld]:failed to read from pipe: %s\n",
             (long)getpid(), strerror(errno));    
      return 1; 
   }    
   fprintf(stderr, "[%ld]:read %.*s\n", (long)getpid(), rval, buf);
   return 0; 
}