fusl/src/thread/pthread_detach.c

#include "pthread_impl.h"
#include <threads.h>

int __pthread_join(pthread_t, void**);

static int __pthread_detach(pthread_t t) {
  /* Cannot detach a thread that's already exiting */
  if (a_swap(t->exitlock, 1))
    return __pthread_join(t, 0);
  t->detached = 2;
  __unlock(t->exitlock);
  return 0;
}

weak_alias(__pthread_detach, pthread_detach);
weak_alias(__pthread_detach, thrd_detach);