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authorRoland McGrath <roland@gnu.org>2004-12-07 20:44:46 +0000
committerRoland McGrath <roland@gnu.org>2004-12-07 20:44:46 +0000
commitb321a6e3cc070ece1f388ea16a4eaab44d32963b (patch)
tree85aeebf99715e5e23fcbe1e42ec3ad85165ea530 /rt/tst-timer5.c
parent484cc8018b9e27a8fd90f15eaeee132a430131d8 (diff)
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2004-12-07 Roland McGrath <roland@redhat.com>
	* rt/tst-timer5.c (setup_test): New function.
	(TEST_CLOCK_MISSING): Use it to punt test if timer_create does not
	support CLOCK_MONOTONIC.
Diffstat (limited to 'rt/tst-timer5.c')
-rw-r--r--rt/tst-timer5.c26
1 files changed, 25 insertions, 1 deletions
diff --git a/rt/tst-timer5.c b/rt/tst-timer5.c
index 2683021eda..6466c8efc1 100644
--- a/rt/tst-timer5.c
+++ b/rt/tst-timer5.c
@@ -4,10 +4,34 @@
 #include <unistd.h>
 
 #if defined CLOCK_MONOTONIC && defined _POSIX_MONOTONIC_CLOCK
+
 # define TEST_CLOCK	CLOCK_MONOTONIC
 # define TEST_CLOCK_MISSING(clock) \
-  (sysconf (_SC_MONOTONIC_CLOCK) > 0 ? NULL : #clock)
+  (setup_test () ? "CLOCK_MONOTONIC" : NULL)
+
+# include <stdio.h>
+
+static int
+setup_test (void)
+{
+  if (sysconf (_SC_MONOTONIC_CLOCK) <= 0)
+    return 1;
+
+  /* The user-level timers implementation doesn't support CLOCK_MONOTONIC,
+     even though sysconf claims it will.  */
+  timer_t t;
+  if (timer_create (TEST_CLOCK, NULL, &t) != 0)
+    {
+      printf ("timer_create: %m\n");
+      return 1;
+    }
+  timer_delete (t);
+
+  return 0;
+}
+
 # include "tst-timer4.c"
+
 #else
 # define TEST_FUNCTION	0
 # include "../test-skeleton.c"