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42 lines
770 B
C
42 lines
770 B
C
/*
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* Copyright (C) 2013 Freie Universität Berlin
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*
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* This file subject to the terms and conditions of the GNU Lesser General
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* Public License. See the file LICENSE in the top level directory for more
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* details.
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*/
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/**
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* @{
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* @file fd.c
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* @brief Providing implementation for close for fds defined in fd.h.
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* @author Martin Lenders <mlenders@inf.fu-berlin.de>
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*/
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#include <errno.h>
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#include "fd.h"
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#include "unistd.h"
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int close(int fildes)
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{
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fd_t *fd_obj = fd_get(fildes);
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if (!fd_obj) {
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errno = EBADF;
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return -1;
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}
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if (fd_obj->close(fd_obj->fd) < 0) {
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errno = EIO; // EINTR may not occur since RIOT has no signals yet.
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return -1;
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}
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fd_destroy(fd_obj->fd);
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return 0;
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}
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/**
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* @}
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*/
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