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-rw-r--r--rt/tst-aio.c142
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diff --git a/rt/tst-aio.c b/rt/tst-aio.c
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+/* Tests for AIO in librt.
+ Copyright (C) 1998 Free Software Foundation, Inc.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include <aio.h>
+#include <errno.h>
+#include <error.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <sys/stat.h>
+
+
+/* prototype for our test function. */
+extern int do_test (int argc, char *argv[]);
+
+
+/* We might need a bit longer timeout. */
+#define TIMEOUT 20 /* sec */
+
+/* This defines the `main' function and some more. */
+#include <test-skeleton.c>
+
+
+int
+test_file (const void *buf, size_t size, int fd, const char *msg)
+{
+ struct stat st;
+ char tmp[size];
+
+ errno = 0;
+ if (fstat (fd, &st) < 0)
+ {
+ error (0, errno, "%s: failed stat", msg);
+ return 1;
+ }
+
+ if (st.st_size != size)
+ {
+ error (0, errno, "%s: wrong size: %lu, should be %lu",
+ msg, (unsigned long int) st.st_size, (unsigned long int) size);
+ return 1;
+ }
+
+ if (pread (fd, tmp, size, 0) != size)
+ {
+ error (0, errno, "%s: failed stat", msg);
+ return 1;
+ }
+
+ if (memcmp (buf, tmp, size) != 0)
+ {
+ error (0, errno, "%s: failed comparison", msg);
+ return 1;
+ }
+
+ if (ftruncate (fd, 0) < 0)
+ {
+ error (0, errno, "%s: failed truncate", msg);
+ return 1;
+ }
+
+ return 0;
+}
+
+
+int
+do_test (int argc, char *argv[])
+{
+ char *name;
+ char name_len;
+ struct aiocb cbs[10];
+ struct aiocb *cbp[10];
+ char buf[1000];
+ size_t cnt;
+ int fd;
+ int result = 0;
+ int go_on;
+
+ name_len = strlen (test_dir);
+ name = malloc (name_len + sizeof ("/aioXXXXXX"));
+ mempcpy (mempcpy (name, test_dir, name_len),
+ "/aioXXXXXX", sizeof ("/aioXXXXXX"));
+ add_temp_file (name);
+
+ /* Open our test file. */
+ fd = mkstemp (name);
+ if (fd == -1)
+ error (EXIT_FAILURE, errno, "cannot open test file `%s'", name);
+
+ /* Preparation. */
+ for (cnt = 0; cnt < 10; ++cnt)
+ {
+ cbs[cnt].aio_fildes = fd;
+ cbs[cnt].aio_reqprio = 0;
+ cbs[cnt].aio_buf = memset (&buf[cnt * 100], '0' + cnt, 100);
+ cbs[cnt].aio_nbytes = 100;
+ cbs[cnt].aio_offset = cnt * 100;
+ cbs[cnt].aio_sigevent.sigev_notify = SIGEV_NONE;
+
+ cbp[cnt] = &cbs[cnt];
+ }
+
+ /* First a simple test. */
+ for (cnt = 10; cnt > 0; )
+ aio_write (cbp[--cnt]);
+ /* Wait 'til the results are there. */
+ do
+ {
+ aio_suspend ((const struct aiocb *const *) cbp, 10, NULL);
+ go_on = 0;
+ for (cnt = 0; cnt < 10; ++cnt)
+ if (cbp[cnt] != NULL && aio_error (cbp[cnt]) == EINPROGRESS)
+ go_on = 1;
+ else
+ {
+ if (cbp[cnt] != NULL)
+ printf ("request %d finished\n", cnt);
+ cbp[cnt] = NULL;
+ }
+ }
+ while (go_on);
+ /* Test this. */
+ result |= test_file (buf, sizeof (buf), fd, "aio_write");
+
+ return result;
+}