--- /dev/null
+/*
+ * Copyright (c) 2015 Dmitry V. Levin <ldv@altlinux.org>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. The name of the author may not be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <stdio.h>
+#include <stdint.h>
+#include <time.h>
+#include <unistd.h>
+#include <sys/syscall.h>
+
+#if defined __NR_clock_getres \
+ && defined __NR_clock_gettime \
+ && defined __NR_clock_settime
+
+int
+main(void)
+{
+ struct {
+ struct timespec ts;
+ uint32_t pad[2];
+ } t = {
+ .pad = { 0xdeadbeef, 0xbadc0ded }
+ };
+
+ if (syscall(__NR_clock_getres, CLOCK_REALTIME, &t.ts))
+ return 77;
+ printf("clock_getres(CLOCK_REALTIME, {%jd, %jd}) = 0\n",
+ (intmax_t) t.ts.tv_sec,
+ (intmax_t) t.ts.tv_nsec);
+
+ if (syscall(__NR_clock_gettime, CLOCK_PROCESS_CPUTIME_ID, &t.ts))
+ return 77;
+ printf("clock_gettime(CLOCK_PROCESS_CPUTIME_ID, {%jd, %jd}) = 0\n",
+ (intmax_t) t.ts.tv_sec,
+ (intmax_t) t.ts.tv_nsec);
+
+ t.ts.tv_sec = 0xdeface1;
+ t.ts.tv_nsec = 0xdeface2;
+ if (!syscall(__NR_clock_settime, CLOCK_THREAD_CPUTIME_ID, &t.ts))
+ return 77;
+ printf("clock_settime(CLOCK_THREAD_CPUTIME_ID, {%jd, %jd})"
+ " = -1 EINVAL (Invalid argument)\n",
+ (intmax_t) t.ts.tv_sec,
+ (intmax_t) t.ts.tv_nsec);
+
+ puts("+++ exited with 0 +++");
+ return 0;
+}
+
+#else
+
+int
+main(void)
+{
+ return 77;
+}
+
+#endif