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-rw-r--r--REORG.TODO/rt/tst-aio6.c101
1 files changed, 101 insertions, 0 deletions
diff --git a/REORG.TODO/rt/tst-aio6.c b/REORG.TODO/rt/tst-aio6.c
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+/* Test for timeout handling.
+ Copyright (C) 2000-2017 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, see
+ <http://www.gnu.org/licenses/>. */
+
+#include <aio.h>
+#include <errno.h>
+#include <stdio.h>
+#include <unistd.h>
+#include <sys/time.h>
+
+
+/* We expect to wait for 3 seconds so we have to increase the timeout. */
+#define TIMEOUT 10 /* sec */
+
+
+#define TEST_FUNCTION do_test ()
+static int
+do_test (void)
+{
+ struct aiocb *arr[1];
+ struct aiocb cb;
+ char buf[100];
+ struct timeval before;
+ struct timeval after;
+ struct timespec timeout;
+ int fd[2];
+ int result = 0;
+
+ if (pipe (fd) != 0)
+ {
+ printf ("cannot create pipe: %m\n");
+ return 1;
+ }
+
+ arr[0] = &cb;
+
+ cb.aio_fildes = fd[0];
+ cb.aio_lio_opcode = LIO_WRITE;
+ cb.aio_reqprio = 0;
+ cb.aio_buf = (void *) buf;
+ cb.aio_nbytes = sizeof (buf) - 1;
+ cb.aio_offset = 0;
+ cb.aio_sigevent.sigev_notify = SIGEV_NONE;
+
+ /* Try to read from stdin where nothing will be available. */
+ if (aio_read (arr[0]) < 0)
+ {
+ if (errno == ENOSYS)
+ {
+ puts ("no aio support in this configuration");
+ return 0;
+ }
+ printf ("aio_read failed: %m\n");
+ return 1;
+ }
+
+ /* Get the current time. */
+ gettimeofday (&before, NULL);
+
+ /* Wait for input which is unsuccessful and therefore the function will
+ time out. */
+ timeout.tv_sec = 3;
+ timeout.tv_nsec = 0;
+ if (aio_suspend ((const struct aiocb *const*) arr, 1, &timeout) != -1)
+ {
+ puts ("aio_suspend() didn't return -1");
+ result = 1;
+ }
+ else if (errno != EAGAIN)
+ {
+ puts ("error not set to EAGAIN");
+ result = 1;
+ }
+ else
+ {
+ gettimeofday (&after, NULL);
+ if (after.tv_sec < before.tv_sec + 1)
+ {
+ puts ("timeout came too early");
+ result = 1;
+ }
+ }
+
+ return result;
+}
+
+#include "../test-skeleton.c"