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-rw-r--r--test/nptl/tst-clock.c124
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diff --git a/test/nptl/tst-clock.c b/test/nptl/tst-clock.c
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+/* Test program for POSIX clock_* functions.
+ Copyright (C) 2000 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 2000.
+
+ 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, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <stdio.h>
+#include <string.h>
+#include <time.h>
+
+
+/* We want to see output immediately. */
+#define STDOUT_UNBUFFERED
+
+/* We expect to run at least 10 seconds. */
+#define TIMEOUT 15
+
+static int
+clock_test (clockid_t cl)
+{
+ struct timespec old_ts;
+ struct timespec ts;
+ struct timespec waitit;
+ int result = 0;
+ int i;
+
+ memset (&ts, '\0', sizeof ts);
+
+ waitit.tv_sec = 0;
+ waitit.tv_nsec = 500000000;
+
+ /* Get and print resolution of the clock. */
+ if (clock_getres (cl, &ts) == 0)
+ {
+ if (ts.tv_nsec < 0 || ts.tv_nsec >= 1000000000)
+ {
+ printf ("clock %d: nanosecond value of resolution wrong\n", cl);
+ result = 1;
+ }
+ else
+ printf ("clock %d: resolution = %ld.%09ld secs\n",
+ cl, ts.tv_sec, ts.tv_nsec);
+ }
+ else
+ {
+ printf ("clock %d: cannot get resolution\n", cl);
+ result = 1;
+ }
+
+ memset (&ts, '\0', sizeof ts);
+ memset (&old_ts, '\0', sizeof old_ts);
+
+ /* Next get the current time value a few times. */
+ for (i = 0; i < 10; ++i)
+ {
+ if (clock_gettime (cl, &ts) == 0)
+ {
+ if (ts.tv_nsec < 0 || ts.tv_nsec >= 1000000000)
+ {
+ printf ("clock %d: nanosecond value of time wrong (try %d)\n",
+ cl, i);
+ result = 1;
+ }
+ else
+ {
+ printf ("clock %d: time = %ld.%09ld secs\n",
+ cl, ts.tv_sec, ts.tv_nsec);
+
+ if (memcmp (&ts, &old_ts, sizeof ts) == 0)
+ {
+ printf ("clock %d: time hasn't changed (try %d)\n", cl, i);
+ result = 1;
+
+ old_ts = ts;
+ }
+ }
+ }
+ else
+ {
+ printf ("clock %d: cannot get time (try %d)\n", cl, i);
+ result = 1;
+ }
+
+ /* Wait a bit before the next iteration. */
+ nanosleep (&waitit, NULL);
+ }
+
+ return result;
+}
+
+static int
+do_test (void)
+{
+ clockid_t cl;
+ int result;
+
+ result = clock_test (CLOCK_REALTIME);
+
+ if (clock_getcpuclockid (0, &cl) == 0)
+ /* XXX It's not yet a bug when this fails. */
+ clock_test (cl);
+ else
+ printf("CPU clock unavailble, skipping test\n");
+
+ return result;
+}
+#define TEST_FUNCTION do_test ()
+
+
+#include "../test-skeleton.c"