1 /* Test of passing file descriptors.
2 Copyright (C) 2011-2013 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 <http://www.gnu.org/licenses/>. */
27 #include <sys/types.h>
28 #include <sys/socket.h>
47 /* Avoid hanging on failure. */
49 signal (SIGALRM, SIG_DFL);
53 fdnull = open ("/dev/null", O_RDWR);
56 perror ("Could not open /dev/null");
60 ret = socketpair (AF_UNIX, SOCK_STREAM, 0, pair);
63 perror ("socket pair failed");
75 ret = sendfd (pair[1], fdnull);
86 fd = recvfd (pair[0], 0);
92 ret = waitpid (pid, &status, 0);
100 if (!WIFEXITED (status))
102 fprintf (stderr, "Child does not normally exit\n");
105 ret = WEXITSTATUS (status);
108 fprintf (stderr, "Send fd fail\n");
112 /* try to stat new fd */
113 ret = fstat (fd, &st);
123 ASSERT(sendfd (0, 0) == -1);
124 ASSERT(errno == ENOSYS);
127 ASSERT(recvfd (0, 0) == -1);
128 ASSERT(errno == ENOSYS);
130 fputs ("skipping test: socketpair not supported on this system\n",