Add missing start-of-file descriptive comment.
[glibc.git] / socket / recvmmsg.c
blob2fc95c0fb721b32a89dac6823dd2571111bc21a6
1 /* Receive multiple messages on a socket. Stub version.
2 Copyright (C) 2010-2018 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <http://www.gnu.org/licenses/>. */
19 #include <errno.h>
20 #include <sys/socket.h>
22 /* Receive up to VLEN messages as described by VMESSAGES from socket FD.
23 Returns the number of bytes read or -1 for errors. */
24 int
25 recvmmsg (int fd, struct mmsghdr *vmessages, unsigned int vlen, int flags,
26 struct timespec *tmo)
28 __set_errno (ENOSYS);
29 return -1;
31 stub_warning (recvmmsg)