[T106][ZXW-22]7520V3SCV2.01.01.02P42U09_VEC_V0.8_AP_VEC origin source commit
Change-Id: Ic6e05d89ecd62fc34f82b23dcf306c93764aec4b
diff --git a/ap/libc/glibc/glibc-2.22/manual/examples/select.c b/ap/libc/glibc/glibc-2.22/manual/examples/select.c
new file mode 100644
index 0000000..eaa8f6a
--- /dev/null
+++ b/ap/libc/glibc/glibc-2.22/manual/examples/select.c
@@ -0,0 +1,58 @@
+/* Waiting for Input or Output
+ Copyright (C) 1991-2015 Free Software Foundation, Inc.
+
+ This program is free software; you can redistribute it and/or
+ modify it under the terms of the GNU General Public License
+ as published by the Free Software Foundation; either version 2
+ of the License, or (at your option) any later version.
+
+ This program 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 General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, if not, see <http://www.gnu.org/licenses/>.
+*/
+
+/*@group*/
+#include <errno.h>
+#include <stdio.h>
+#include <unistd.h>
+#include <sys/types.h>
+#include <sys/time.h>
+/*@end group*/
+
+/*@group*/
+int
+input_timeout (int filedes, unsigned int seconds)
+{
+ fd_set set;
+ struct timeval timeout;
+/*@end group*/
+
+ /* Initialize the file descriptor set. */
+ FD_ZERO (&set);
+ FD_SET (filedes, &set);
+
+ /* Initialize the timeout data structure. */
+ timeout.tv_sec = seconds;
+ timeout.tv_usec = 0;
+
+/*@group*/
+ /* @code{select} returns 0 if timeout, 1 if input available, -1 if error. */
+ return TEMP_FAILURE_RETRY (select (FD_SETSIZE,
+ &set, NULL, NULL,
+ &timeout));
+}
+/*@end group*/
+
+/*@group*/
+int
+main (void)
+{
+ fprintf (stderr, "select returned %d.\n",
+ input_timeout (STDIN_FILENO, 5));
+ return 0;
+}
+/*@end group*/