test/childstatus.c

   1 #include <proto/exec.h>
   2 #include <dos/dosextens.h>
   3 #include <proto/dos.h>
   4 #include <assert.h>
   5
   6 LONG entry()
   7 {
   8     Delay(50);
   9     return 0;
  10 }
  11
  12 int main()
  13 {
  14     struct Process *child;
  15
  16     struct TagItem tags[] =
  17     {
  18         { NP_Entry,         (IPTR) entry              },
  19         { NP_Cli,           (IPTR) TRUE               },
  20         { NP_Name,          (IPTR) "test"             },
  21         { NP_NotifyOnDeath, (IPTR) TRUE               },
  22         { TAG_DONE,         0                         }
  23     };
  24
  25     child = CreateNewProc(tags);
  26
  27     if(child)
  28     {
  29         ULONG childstatus;
  30         ULONG childid = GetETask((struct Task*) child)->et_UniqueID;
  31         Printf("Checking status value for non-existing child id\n");
  32         childstatus = ChildStatus(-1);
  33         assert(childstatus == CHILD_NOTFOUND);
  34         Printf("Result: CHILD_NOTFOUND\n");
  35         Printf("Checking status value for running child id\n");
  36         childstatus = ChildStatus(childid);
  37         assert(childstatus == CHILD_ACTIVE);
  38         Printf("Result: CHILD_ACTIVE\n");
  39         ChildWait(childid);
  40         Printf("Checking status value for died child id\n");
  41         childstatus = ChildStatus(childid);
  42         assert(childstatus == CHILD_EXITED);
  43         Printf("Result: CHILD_EXITED\n");
  44         ChildFree(childid);
  45         Printf("Checking status value for freed child id\n");
  46         childstatus = ChildStatus(childid);
  47         assert(childstatus == CHILD_NOTFOUND);
  48         Printf("Result: CHILD_NOTFOUND\n");
  49     }
  50     else
  51         PrintFault(IoErr(), "Couldn't create child process");
  52     return 0;
  53 }