1 // kompilacia: gcc -o priklad5 priklad5.c
    2 
    3 #include <stdio.h>
    4 #include <stdlib.h>
    5 #include <fcntl.h>
    6 #include <errno.h>
    7 
    8 int main () {
    9         int fd;         // pamat pre file descriptor
   10         FILE * fp;      // pamat pre stream
   11 
   12         fd = open("subor1", O_WRONLY | O_CREAT, 0644);
   13         if (fd < 0) {
   14                 perror("subor1");
   15                 exit(EXIT_FAILURE);
   16         }
   17         write(fd, "nieco 1", 7);
   18         close(fd);
   19 
   20         fp = fopen("subor2", "w");
   21         if (!fp) {
   22                 perror("subor2");
   23                 exit(EXIT_FAILURE);
   24         }
   25         fprintf(fp, "nieco 2");
   26         fclose(fp);
   27 
   28         exit(EXIT_SUCCESS);
   29 }
   30