spawn: Use special invocation for <spawn.h> on OS/2 kLIBC.
[gnulib.git] / tests / test-connect.c
blob5e2905b438b1f2844f09c5fd7294a02c12cba0a8
1 /* Test connecting a client socket.
2 Copyright (C) 2011-2021 Free Software Foundation, Inc.
4 This program is free software: you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 3 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program. If not, see <https://www.gnu.org/licenses/>. */
17 #include <config.h>
19 #include <sys/socket.h>
21 #include "signature.h"
22 SIGNATURE_CHECK (connect, int, (int, const struct sockaddr *, socklen_t));
24 #include <errno.h>
25 #include <netinet/in.h>
26 #include <arpa/inet.h>
27 #include <unistd.h>
29 #include "sockets.h"
30 #include "macros.h"
32 int
33 main (void)
35 (void) gl_sockets_startup (SOCKETS_1_1);
37 /* Test behaviour for invalid file descriptors. */
39 struct sockaddr_in addr;
41 addr.sin_family = AF_INET;
42 inet_pton (AF_INET, "127.0.0.1", &addr.sin_addr);
43 addr.sin_port = htons (80);
45 errno = 0;
46 ASSERT (connect (-1, (const struct sockaddr *) &addr, sizeof (addr))
47 == -1);
48 ASSERT (errno == EBADF);
51 close (99);
52 errno = 0;
53 ASSERT (connect (99, (const struct sockaddr *) &addr, sizeof (addr))
54 == -1);
55 ASSERT (errno == EBADF);
59 return 0;