incubator-nuttx/libc/spawn/lib_psa_setflags.c

72 lines
2.9 KiB
C

/****************************************************************************
* libc/string/lib_psa_setflags.c
*
* Copyright (C) 2013 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 <spawn.h>
#include <assert.h>
/****************************************************************************
* Global Functions
****************************************************************************/
/****************************************************************************
* Name: posix_spawnattr_setflags
*
* Description:
* The posix_spawnattr_setflags() function will set the spawn-flags
* attribute in an initialized attributes object referenced by attr.
*
* Input Parameters:
* attr - The address spawn attributes to be used.
* flags - The new value of the spawn flags
*
* Returned Value:
* On success, these functions return 0; on failure they return an error
* number from <errno.h>.
*
****************************************************************************/
int posix_spawnattr_setflags(FAR posix_spawnattr_t *attr, short flags)
{
DEBUGASSERT(attr && (flags & ~0xff) == 0);
attr->flags = (uint8_t)flags;
return OK;
}