nes-proj/platform/galileo/newlib-syscalls.c

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/*
* Copyright (C) 2015, Intel Corporation. All rights reserved.
*
* 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 of the copyright holder 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 HOLDER 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.
*/
#include <sys/stat.h>
#include <errno.h>
int
_close_r(struct _reent *ptr, int file)
{
/* Stubbed function */
ptr->_errno = ENOTSUP;
return -1;
}
/*---------------------------------------------------------------------------*/
int
_isatty_r(struct _reent *ptr, int file)
{
/* Stubbed function */
return 0;
}
/*---------------------------------------------------------------------------*/
int
_read_r(struct _reent *ptr, int file, char *buf, int len)
{
/* Stubbed function */
ptr->_errno = ENOTSUP;
return 0;
}
/*---------------------------------------------------------------------------*/
int
_write_r(struct _reent *ptr, int file, const char *buf, int len)
{
/* Stubbed function */
ptr->_errno = ENOTSUP;
return -1;
}
/*---------------------------------------------------------------------------*/
int
_lseek_r(struct _reent *ptr, int file, int p, int dir)
{
/* Stubbed function */
ptr->_errno = ENOTSUP;
return 0;
}
/*---------------------------------------------------------------------------*/
int
_fstat_r(struct _reent *ptr, int file, struct stat *st)
{
/* Stubbed function */
ptr->_errno = ENOTSUP;
return -1;
}
/*---------------------------------------------------------------------------*/
caddr_t
_sbrk_r(struct _reent *ptr, int incr)
{
/* Stubbed function */
ptr->_errno = ENOTSUP;
return NULL;
}
/*---------------------------------------------------------------------------*/
void
_kill_r(struct _reent *ptr)
{
/* Stubbed function */
ptr->_errno = ENOTSUP;
}
/*---------------------------------------------------------------------------*/
int
_getpid_r(struct _reent *ptr)
{
/* Stubbed function */
ptr->_errno = ENOTSUP;
return 1;
}