[PATCH 2/2] htl: Get sem_open/sem_close/sem_unlink support [BZ #25524]

[Adhemerval Zanella]

On 15/12/2020 22:51, Samuel Thibault wrote:
> This just moves the existing nptl implementation to reuse as it is in
> htl.
    \
> diff --git a/htl/semaphoreP.h b/htl/semaphoreP.h
> new file mode 100644
> index 0000000000..22732122b0
> --- /dev/null
> +++ b/htl/semaphoreP.h
> @@ -0,0 +1,49 @@
> +/* Copyright (C) 2002-2020 Free Software Foundation, Inc.
> +   This file is part of the GNU C Library.
> +   Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.

Remove the 'Contributed by'.

> +
> +   The GNU C Library is free software; you can redistribute it and/or
> +   modify it under the terms of the GNU Lesser General Public
> +   License as published by the Free Software Foundation; either
> +   version 2.1 of the License, or (at your option) any later version.
> +
> +   The GNU C Library is distributed in the hope that it will be useful,
> +   but WITHOUT ANY WARRANTY; without even the implied warranty of
> +   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
> +   Lesser General Public License for more details.
> +
> +   You should have received a copy of the GNU Lesser General Public
> +   License along with the GNU C Library; if not, see
> +   <https://www.gnu.org/licenses/>.  */
> +
> +#include <semaphore.h>
> +#include "pt-internal.h"
> +
> +#define SEM_SHM_PREFIX  "sem."
> +
> +/* Keeping track of currently used mappings.  */
> +struct inuse_sem
> +{
> +  dev_t dev;
> +  ino_t ino;
> +  int refcnt;
> +  sem_t *sem;
> +  char name[0];

Use a C99 flexible array.