/* Mmapping.*/

#include <stdlib.h>
#include <unistd.h>
#include <stdio.h>
#include <fcntl.h>
#include <time.h>

#include <signal.h>

#include <sys/types.h>
#include <sys/mman.h>

#include "common.h"

#define PATH "./mmap_file"

int main( int argc, char* argv[] ) {
   
   struct inf_t *data;
   time_t start;
   int fd;

   start = time(NULL);
   
   massert((fd = open( PATH, O_RDONLY )) < 0, "open");
   data = mmap( NULL, sizeof(struct inf_t), PROT_READ, MAP_SHARED, fd, 0);
   if( data == MAP_FAILED ) {
      perror("mmap");
      _exit(-1);
   }

   print_inf(data);

   return 0;
}