1 /* Test for AIO POSIX compliance.
2 Copyright (C) 2001,02 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
28 /* We might wait for 3 seconds, so increase timeout to 10 seconds. */
32 #define TEST_FUNCTION do_test ()
38 /* Test for aio_cancel() detecting invalid file descriptor. */
48 cb.aio_sigevent.sigev_notify = SIGEV_NONE;
52 /* Case one: invalid fds that match. */
53 if (aio_cancel (fd, &cb) != -1 || errno != EBADF)
57 puts ("no aio support in this configuration");
61 puts ("aio_cancel( -1, {-1..} ) did not return -1 or errno != EBADF");
68 /* Case two: invalid fds that do not match; just print warning. */
69 if (aio_cancel (fd, &cb) != -1 || errno != EBADF)
70 puts ("aio_cancel( -1, {-2..} ) did not return -1 or errno != EBADF");
73 /* Test for aio_fsync() detecting bad fd, and fd not open for writing. */
83 cb.aio_sigevent.sigev_notify = SIGEV_NONE;
87 /* Case one: invalid fd. */
88 if (aio_fsync (O_SYNC, &cb) != -1 || errno != EBADF)
90 puts ("aio_fsync( op, {-1..} ) did not return -1 or errno != EBADF");
94 if ((fd = open ("/dev/null", O_RDONLY)) < 0)
95 error (1, errno, "opening /dev/null");
100 /* Case two: valid fd but open for read only. */
101 if (aio_fsync (O_SYNC, &cb) != -1 || errno != EBADF)
103 puts ("aio_fsync( op, {RO..} ) did not return -1 or errno != EBADF");
110 /* Test for aio_suspend() suspending even if completed elements in list. */
112 const int BYTES = 8, ELEMS = 2;
115 char name[] = "/tmp/aio7.XXXXXX";
116 struct timespec timeout;
117 struct aiocb cb0, cb1;
118 struct aiocb *list[ELEMS];
122 error (1, errno, "creating temp file");
125 error (1, errno, "unlinking temp file");
127 if (write (fd, "01234567", BYTES) != BYTES)
128 error (1, errno, "writing to temp file");
133 cb0.aio_nbytes = BYTES;
135 cb0.aio_sigevent.sigev_notify = SIGEV_NONE;
139 error (1, errno, "reading from file");
141 while (aio_error (&(cb0)) == EINPROGRESS)
144 for (i = 0; i < BYTES; i++)
145 printf ("%c ", buff[i]);
148 /* At this point, the first read is completed, so start another one on
149 * stdin, which will not complete unless the user inputs something.
154 cb1.aio_nbytes = BYTES;
156 cb1.aio_sigevent.sigev_notify = SIGEV_NONE;
160 error (1, errno, "reading from file");
162 /* Now call aio_suspend() with the two reads. It should return
163 * immediately according to the POSIX spec.
169 r = aio_suspend ((const struct aiocb * const *) list, ELEMS, &timeout);
171 if (r == -1 && errno == EAGAIN)
173 puts ("aio_suspend([done,blocked],2,3) suspended thread");
181 #include "../test-skeleton.c"