zircon/third_party/ulib/musl/pthread/pthread_detach.c

#include <threads.h>
#include <zircon/process.h>

#include "threads_impl.h"
#include "zircon_impl.h"

int __pthread_detach(pthread_t t) {
  switch (zxr_thread_detach(&t->zxr_thread)) {
    case ZX_OK:
      return 0;
    case ZX_ERR_BAD_STATE:
      // It already died before it knew to deallocate itself.
      __thread_list_erase(t);
      _zx_vmar_unmap(_zx_vmar_root_self(), (uintptr_t)t->tcb_region.iov_base,
                     t->tcb_region.iov_len);
      return 0;
    case ZX_ERR_INVALID_ARGS:
      // The thread isn't joinable. It was already joined or detached.
      return EINVAL;
    default:
      return ESRCH;
  }
}

weak_alias(__pthread_detach, pthread_detach);