diff options
Diffstat (limited to 'nuttx/libc/misc/lib_streamsem.c')
-rw-r--r-- | nuttx/libc/misc/lib_streamsem.c | 88 |
1 files changed, 0 insertions, 88 deletions
diff --git a/nuttx/libc/misc/lib_streamsem.c b/nuttx/libc/misc/lib_streamsem.c deleted file mode 100644 index 3397f9907..000000000 --- a/nuttx/libc/misc/lib_streamsem.c +++ /dev/null @@ -1,88 +0,0 @@ -/************************************************************************ - * libc/misc/lib_streamsem.c - * - * Copyright (C) 2007, 2009, 2011 Gregory Nutt. All rights reserved. - * Author: Gregory Nutt <gnutt@nuttx.org> - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * 3. Neither the name NuttX nor the names of its contributors may be - * used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS - * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE - * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, - * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS - * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED - * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN - * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - * - ************************************************************************/ - -/************************************************************************ - * Included Files - ************************************************************************/ - -#include <nuttx/config.h> - -#include <stdlib.h> -#include <string.h> -#include <assert.h> -#include <semaphore.h> -#include <errno.h> -#include <nuttx/fs/fs.h> - -#include "lib_internal.h" - -/************************************************************************ - * Private types - ************************************************************************/ - -/************************************************************************ - * Private Variables - ************************************************************************/ - -/************************************************************************ - * Public Variables - ************************************************************************/ - -/************************************************************************ - * Private Functions - ************************************************************************/ - -/************************************************************************ - * Public Functions - ************************************************************************/ - -void stream_semtake(FAR struct streamlist *list) -{ - /* Take the semaphore (perhaps waiting) */ - - while (sem_wait(&list->sl_sem) != 0) - { - /* The only case that an error should occr here is if - * the wait was awakened by a signal. - */ - - ASSERT(get_errno() == EINTR); - } -} - -void stream_semgive(FAR struct streamlist *list) -{ - sem_post(&list->sl_sem); -} |