/* Test of <sys/select.h> substitute.
- Copyright (C) 2007-2011 Free Software Foundation, Inc.
+ Copyright (C) 2007-2013 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
#include <sys/select.h>
+#include "signature.h"
+
+/* The following may be macros without underlying functions, so only
+ check signature if they are not macros. */
+#ifndef FD_CLR
+SIGNATURE_CHECK (FD_CLR, void, (int, fd_set *));
+#endif
+#ifndef FD_ISSET
+SIGNATURE_CHECK (FD_ISSET, void, (int, fd_set *));
+#endif
+#ifndef FD_SET
+SIGNATURE_CHECK (FD_SET, int, (int, fd_set *));
+#endif
+#ifndef FD_ZERO
+SIGNATURE_CHECK (FD_ZERO, void, (fd_set *));
+#endif
+
/* Check that the 'struct timeval' type is defined. */
-struct timeval t1;
+struct timeval a;
+
+/* Check that a.tv_sec is wide enough to hold a time_t, ignoring
+ signedness issues. */
+typedef int verify_tv_sec_type[sizeof (time_t) <= sizeof (a.tv_sec) ? 1 : -1];
/* Check that sigset_t is defined. */
sigset_t t2;