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-rw-r--r--rt/Makefile4
-rw-r--r--rt/tst-clock.c121
2 files changed, 124 insertions, 1 deletions
diff --git a/rt/Makefile b/rt/Makefile
index b2688f92be..b661edd912 100644
--- a/rt/Makefile
+++ b/rt/Makefile
@@ -38,7 +38,7 @@ include ../Makeconfig
 
 ifeq ($(have-thread-library),yes)
 
-tests := tst-aio tst-aio64
+tests := tst-aio tst-aio64 tst-clock
 
 extra-libs := librt
 extra-libs-others := $(extra-libs)
@@ -55,7 +55,9 @@ $(objpfx)librt.so: $(common-objpfx)libc.so $(shared-thread-library)
 ifeq (yes,$(build-shared))
 $(objpfx)tst-aio: $(objpfx)librt.so $(shared-thread-library)
 $(objpfx)tst-aio64: $(objpfx)librt.so $(shared-thread-library)
+$(objpfx)tst-clock: $(objpfx)librt.so $(shared-thread-library)
 else
 $(objpfx)tst-aio: $(objpfx)librt.a $(static-thread-library)
 $(objpfx)tst-aio64: $(objpfx)librt.a $(static-thread-library)
+$(objpfx)tst-clock: $(objpfx)librt.a $(static-thread-library)
 endif
diff --git a/rt/tst-clock.c b/rt/tst-clock.c
new file mode 100644
index 0000000000..d9a41e0d5c
--- /dev/null
+++ b/rt/tst-clock.c
@@ -0,0 +1,121 @@
+/* Test program for POSIX clock_* functions.
+   Copyright (C) 2000 Free Software Foundation, Inc.
+   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 Library General Public License as
+   published by the Free Software Foundation; either version 2 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
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  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
+
+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;
+}
+
+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);
+
+  return result;
+}
+#define TEST_FUNCTION do_test ()
+
+
+#include "../test-skeleton.c"