On Jan 24 22:44, Takashi Yano wrote:
> If pthread_once() is called with pthread_once_t initialized using
> PTREAD_ONCE_INIT, pthread_once does not release pthread_mutex used
> internally. This patch fixes that by calling pthread_mutex_destroy()
> in the thread which has called init_routine.
>
> Reviewed-by: Corinna Vinschen <cori...@vinschen.de>
> Signed-off-by: Takashi Yano <takashi.y...@nifty.ne.jp>
> ---
> winsup/cygwin/thread.cc | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/winsup/cygwin/thread.cc b/winsup/cygwin/thread.cc
> index 7bb4f9fc8..0f8327831 100644
> --- a/winsup/cygwin/thread.cc
> +++ b/winsup/cygwin/thread.cc
> @@ -2060,6 +2060,9 @@ pthread::once (pthread_once_t *once_control, void
> (*init_routine) (void))
> {
> init_routine ();
> once_control->state = 1;
> + pthread_mutex_unlock (&once_control->mutex);
> + while (pthread_mutex_destroy (&once_control->mutex) == EBUSY);
> + return 0;
> }
> /* Here we must remove our cancellation handler */
> pthread_mutex_unlock (&once_control->mutex);
> --
> 2.43.0
Sure, please push.
(You don't have to CC me, btw., I only get the same mail twice then
and I look into this mailing list constantly anyway)
Thanks,
Corinna
