xref: /freebsd/lib/libnv/common_impl.h (revision 36da5199bbd36b93cb5a52708ffcc2848a6637a6)
1*36da5199SPawel Jakub Dawidek /*-
2*36da5199SPawel Jakub Dawidek  * Copyright (c) 2013 The FreeBSD Foundation
3*36da5199SPawel Jakub Dawidek  * All rights reserved.
4*36da5199SPawel Jakub Dawidek  *
5*36da5199SPawel Jakub Dawidek  * This software was developed by Pawel Jakub Dawidek under sponsorship from
6*36da5199SPawel Jakub Dawidek  * the FreeBSD Foundation.
7*36da5199SPawel Jakub Dawidek  *
8*36da5199SPawel Jakub Dawidek  * Redistribution and use in source and binary forms, with or without
9*36da5199SPawel Jakub Dawidek  * modification, are permitted provided that the following conditions
10*36da5199SPawel Jakub Dawidek  * are met:
11*36da5199SPawel Jakub Dawidek  * 1. Redistributions of source code must retain the above copyright
12*36da5199SPawel Jakub Dawidek  *    notice, this list of conditions and the following disclaimer.
13*36da5199SPawel Jakub Dawidek  * 2. Redistributions in binary form must reproduce the above copyright
14*36da5199SPawel Jakub Dawidek  *    notice, this list of conditions and the following disclaimer in the
15*36da5199SPawel Jakub Dawidek  *    documentation and/or other materials provided with the distribution.
16*36da5199SPawel Jakub Dawidek  *
17*36da5199SPawel Jakub Dawidek  * THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND
18*36da5199SPawel Jakub Dawidek  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19*36da5199SPawel Jakub Dawidek  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20*36da5199SPawel Jakub Dawidek  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE
21*36da5199SPawel Jakub Dawidek  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22*36da5199SPawel Jakub Dawidek  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23*36da5199SPawel Jakub Dawidek  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24*36da5199SPawel Jakub Dawidek  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25*36da5199SPawel Jakub Dawidek  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26*36da5199SPawel Jakub Dawidek  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27*36da5199SPawel Jakub Dawidek  * SUCH DAMAGE.
28*36da5199SPawel Jakub Dawidek  *
29*36da5199SPawel Jakub Dawidek  * $FreeBSD$
30*36da5199SPawel Jakub Dawidek  */
31*36da5199SPawel Jakub Dawidek 
32*36da5199SPawel Jakub Dawidek #ifndef	_COMMON_IMPL_H_
33*36da5199SPawel Jakub Dawidek #define	_COMMON_IMPL_H_
34*36da5199SPawel Jakub Dawidek 
35*36da5199SPawel Jakub Dawidek #define	fd_is_valid(fd)	(fcntl((fd), F_GETFL) != -1 || errno != EBADF)
36*36da5199SPawel Jakub Dawidek 
37*36da5199SPawel Jakub Dawidek #endif	/* !_COMMON_IMPL_H_ */
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