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-rw-r--r--rtkaio/tst-aiod2.c113
1 files changed, 113 insertions, 0 deletions
diff --git a/rtkaio/tst-aiod2.c b/rtkaio/tst-aiod2.c
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+/* Test for notification mechanism in lio_listio.
+ Copyright (C) 2000, 2002, 2006 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 2000.
+
+ 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, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <aio.h>
+#include <signal.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <errno.h>
+#include "tst-aiod.h"
+
+int flag;
+
+
+static void
+thrfct (sigval_t arg)
+{
+ flag = 1;
+}
+
+
+static int
+do_test (int argc, char *argv[])
+{
+ char name[] = "/tmp/aio2.XXXXXX";
+ int fd;
+ struct aiocb *arr[1];
+ struct aiocb cb;
+ static const char buf[] = "Hello World\n";
+
+ fd = mkstemp (name);
+ if (fd == -1)
+ {
+ printf ("cannot open temp name: %m\n");
+ return 1;
+ }
+
+ unlink (name);
+
+ arr[0] = &cb;
+
+ void *p;
+ int sz = set_o_direct (fd);
+ if (sz != -1)
+ {
+ int err = posix_memalign (&p, sz, sz);
+ if (err)
+ {
+ errno = err;
+ printf ("cannot allocate memory: %m\n");
+ return 1;
+ }
+ memcpy (p, buf, sizeof (buf) - 1);
+ memset (p + sizeof (buf) - 1, ' ', sz - sizeof (buf) + 1);
+ printf ("Using O_DIRECT with block size %d\n", sz);
+ }
+ else
+ {
+ p = (void *) buf;
+ sz = sizeof (buf) - 1;
+ }
+
+ cb.aio_fildes = fd;
+ cb.aio_lio_opcode = LIO_WRITE;
+ cb.aio_reqprio = 0;
+ cb.aio_buf = p;
+ cb.aio_nbytes = sz;
+ cb.aio_offset = 0;
+ cb.aio_sigevent.sigev_notify = SIGEV_THREAD;
+ cb.aio_sigevent.sigev_notify_function = thrfct;
+ cb.aio_sigevent.sigev_notify_attributes = NULL;
+ cb.aio_sigevent.sigev_value.sival_ptr = NULL;
+
+ if (lio_listio (LIO_WAIT, arr, 1, NULL) < 0)
+ {
+ if (errno == ENOSYS)
+ {
+ puts ("no aio support in this configuration");
+ return 0;
+ }
+ printf ("lio_listio failed: %m\n");
+ return 1;
+ }
+
+ if (flag != 0)
+ {
+ puts ("thread created, should not have happened");
+ return 1;
+ }
+
+ puts ("all OK");
+
+ return 0;
+}
+
+#include "../test-skeleton.c"