experiments

All kinds of coding experiments
Log | Files | Refs | Submodules

writer.c (554B)

      1 #include <fcntl.h>
      2 #include <sys/stat.h>
      3 #include <sys/types.h>
      4 #include <unistd.h>
      5 #include <stdio.h>
      6 
      7 
      8 int main()
      9 {
     10     int fd;
     11     char * myfifo = "/tmp/myfifo";
     12 
     13     /* create the FIFO (named pipe) */
     14     mkfifo(myfifo, 0666);
     15 
     16     /* write "Hi" to the FIFO */
     17     fd = open(myfifo, O_WRONLY | O_ASYNC);
     18     write(fd, "Hi", sizeof("Hi"));
     19     printf("Sent hi");
     20     sleep(1); // sleep until interrupt (SIGIO) 
     21     write(fd, "you", sizeof("you"));
     22     printf("Sent you");
     23     close(fd);
     24 
     25     /* remove the FIFO */
     26     unlink(myfifo);
     27 
     28     return 0;
     29 }