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Re: [PATCH 2/2] htl: Get sem_open/sem_close/sem_unlink support [BZ #2552
From: |
Adhemerval Zanella |
Subject: |
Re: [PATCH 2/2] htl: Get sem_open/sem_close/sem_unlink support [BZ #25524] |
Date: |
Wed, 16 Dec 2020 10:32:33 -0300 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 |
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.