workbench/demos/notify.c

   1 /*
   2     Copyright © 2001, The AROS Development Team. All rights reserved.
   3     $Id$
   4
   5     Test program for ram.handler notification.
   6 */
   7
   8 #include <proto/exec.h>
   9 #include <exec/memory.h>
  10 #include <stdio.h>
  11 #include <dos/dos.h>
  12 #include <dos/dosextens.h>
  13 #include <dos/notify.h>
  14 #include <proto/exec.h>
  15 #include <proto/dos.h>
  16
  17 #include <stdlib.h>
  18
  19
  20 int main(int argc, char* argv[])
  21 {
  22     printf("Program waits till a file with the name 'Olle' is"
  23         "created in RAM:\n");
  24
  25     struct NotifyRequest *nr = AllocVec(sizeof(struct NotifyRequest),
  26                                         MEMF_CLEAR);
  27     BPTR lock;
  28
  29     if (nr == NULL)
  30     {
  31         printf("Could not allocate memory.\n");
  32         exit(1);
  33     }
  34
  35     nr->nr_Name = "Olle";
  36     nr->nr_Flags = NRF_SEND_SIGNAL;
  37     nr->nr_stuff.nr_Signal.nr_Task = FindTask(NULL);
  38     nr->nr_stuff.nr_Signal.nr_SignalNum = SIGB_SINGLE;
  39
  40     lock = Lock("Ram Disk:", SHARED_LOCK);
  41
  42     if (lock == BNULL)
  43     {
  44         printf("Could not lock Ram Disk:\n");
  45         exit(1);
  46     }
  47
  48     CurrentDir(lock);
  49
  50     StartNotify(nr);
  51
  52     printf("Waiting for notification\n");
  53
  54     Wait(SIGF_SINGLE);
  55
  56     printf("Got notification!\n");
  57
  58     return 0;
  59 }
  60