[Feature][ZXW-33]merge ZXW 0428 version
Change-Id: I11f167edfea428d9fab198ff00ff1364932d1b0b
diff --git a/ap/libc/glibc/glibc-2.23/rt/tst-aio4.c b/ap/libc/glibc/glibc-2.23/rt/tst-aio4.c
new file mode 100644
index 0000000..90a5b7f
--- /dev/null
+++ b/ap/libc/glibc/glibc-2.23/rt/tst-aio4.c
@@ -0,0 +1,159 @@
+/* Test for completion signal handling.
+ Copyright (C) 2000-2016 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 <signal.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <errno.h>
+
+/* We might need a bit longer timeout. */
+#define TIMEOUT 10 /* sec */
+
+int my_signo;
+
+volatile sig_atomic_t flag;
+
+
+static void
+sighandler (const int signo)
+{
+ flag = signo;
+}
+
+static int
+wait_flag (void)
+{
+ while (flag == 0)
+ {
+ puts ("Sleeping...");
+ sleep (1);
+ }
+
+ if (flag != my_signo)
+ {
+ printf ("signal handler received wrong signal, flag is %d\n", flag);
+ return 1;
+ }
+
+ return 0;
+}
+
+#ifndef SIGRTMIN
+# define SIGRTMIN -1
+# define SIGRTMAX -1
+#endif
+
+static int
+do_test (int argc, char *argv[])
+{
+ char name[] = "/tmp/aio4.XXXXXX";
+ int fd;
+ struct aiocb *arr[1];
+ struct aiocb cb;
+ static const char buf[] = "Hello World\n";
+ struct aioinit init = {10, 20, 0};
+ struct sigaction sa;
+ struct sigevent ev;
+
+ if (SIGRTMIN == -1)
+ {
+ printf ("RT signals not supported.\n");
+ return 0;
+ }
+
+ /* Select a signal from the middle of the available choices... */
+ my_signo = (SIGRTMAX + SIGRTMIN) / 2;
+
+ fd = mkstemp (name);
+ if (fd == -1)
+ {
+ printf ("cannot open temp name: %m\n");
+ return 1;
+ }
+
+ unlink (name);
+
+ /* Test also aio_init. */
+ aio_init (&init);
+
+ arr[0] = &cb;
+
+ cb.aio_fildes = fd;
+ 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_SIGNAL;
+ cb.aio_sigevent.sigev_notify_function = NULL;
+ cb.aio_sigevent.sigev_notify_attributes = NULL;
+ cb.aio_sigevent.sigev_signo = my_signo;
+ cb.aio_sigevent.sigev_value.sival_ptr = NULL;
+
+ ev.sigev_notify = SIGEV_SIGNAL;
+ ev.sigev_notify_function = NULL;
+ ev.sigev_notify_attributes = NULL;
+ ev.sigev_signo = my_signo;
+
+ sa.sa_handler = sighandler;
+ sigemptyset (&sa.sa_mask);
+ sa.sa_flags = SA_RESTART;
+
+ if (sigaction (my_signo, &sa, NULL) < 0)
+ {
+ printf ("sigaction failed: %m\n");
+ return 1;
+ }
+
+ flag = 0;
+ /* First use aio_write. */
+ if (aio_write (arr[0]) < 0)
+ {
+ if (errno == ENOSYS)
+ {
+ puts ("no aio support in this configuration");
+ return 0;
+ }
+ printf ("aio_write failed: %m\n");
+ return 1;
+ }
+
+ if (wait_flag ())
+ return 1;
+
+ puts ("aio_write OK");
+
+ flag = 0;
+ /* Again with lio_listio. */
+ if (lio_listio (LIO_NOWAIT, arr, 1, &ev) < 0)
+ {
+ printf ("lio_listio failed: %m\n");
+ return 1;
+ }
+
+ if (wait_flag ())
+ return 1;
+
+ puts ("all OK");
+
+ return 0;
+}
+
+#include "../test-skeleton.c"