pthread_detach.c raw

   1  #include "pthread_impl.h"
   2  #include <threads.h>
   3  
   4  static int __pthread_detach(pthread_t t)
   5  {
   6  	/* If the cas fails, detach state is either already-detached
   7  	 * or exiting/exited, and pthread_join will trap or cleanup. */
   8  	if (a_cas(&t->detach_state, DT_JOINABLE, DT_DETACHED) != DT_JOINABLE)
   9  		return __pthread_join(t, 0);
  10  	return 0;
  11  }
  12  
  13  weak_alias(__pthread_detach, pthread_detach);
  14  weak_alias(__pthread_detach, thrd_detach);
  15