.
[glibc/history.git] / inet / ifaddrs.c
blob330aae3b3942fe7e08f38c5339846ae004054534
1 /* getifaddrs -- get names and addresses of all network interfaces
2 Copyright (C) 2002, 2003 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, write to the Free
17 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
18 02111-1307 USA. */
20 #include <ifaddrs.h>
21 #include <errno.h>
22 #include <stdlib.h>
24 /* Create a linked list of `struct ifaddrs' structures, one for each
25 network interface on the host machine. If successful, store the
26 list in *IFAP and return 0. On errors, return -1 and set `errno'. */
27 int
28 getifaddrs (struct ifaddrs **ifap)
30 __set_errno (ENOSYS);
31 return -1;
33 libc_hidden_def (getifaddrs)
34 stub_warning (getifaddrs)
36 void
37 freeifaddrs (struct ifaddrs *ifa)
39 if (ifa == NULL)
40 return; /* a la free, why not? */
42 /* Can't be called properly if getifaddrs never succeeded. */
43 abort ();
45 libc_hidden_def (freeifaddrs)
46 stub_warning (freeifaddrs)