[GitHub] [incubator-nuttx] sgysh opened a new pull request #2455: sched/sched/sched_waitpid.c: Discard the correct child entry

[GitBox <gi...@apache.org>]

sgysh opened a new pull request #2455:
URL: https://github.com/apache/incubator-nuttx/pull/2455


   ## Summary
   
    - Discard the correct child entry after receiving SIGCHLD.
   
   ## Impact
   
    - waitpid, wait
   
   ## Testing
   
   hifive1-revb:nsh (CONFIG_SCHED_HAVE_PARENT=y, CONFIG_SCHED_CHILD_STATUS=y, CONFIG_SIG_DEFAULT=y)
   on QEMU
   
   ```
   static int task_main(int argc, char *argv[])
   {
     sleep(1);
     return 0;
   }
   
   int main(int argc, FAR char *argv[])
   {
     pid_t pid1;
     pid_t pid2;
     int status;
   
     task_create("task1", 224, 1024, task_main, NULL);
     task_create("task2", 224, 1024, task_main, NULL);
   
     pid1 = waitpid(-1, &status, 0);
     pid2 = waitpid(-1, &status, 0);
   
     assert(pid1 != pid2);
   
     return 0;
   }
   ```


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[GitHub] [incubator-nuttx] masayuki2009 merged pull request #2455: sched/sched/sched_waitpid.c: Discard the correct child entry

[GitBox <gi...@apache.org>]

masayuki2009 merged pull request #2455:
URL: https://github.com/apache/incubator-nuttx/pull/2455


   


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