From 9f95a19a57f0f85212c320327636e93d70bbecc8 Mon Sep 17 00:00:00 2001
From: Joel Sherrill <joel.sherrill@OARcorp.com>
Date: Tue, 2 Nov 1999 18:35:52 +0000
Subject: Split time.c into multiple files.

---
 c/src/exec/posix/src/clockgetres.c | 48 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 48 insertions(+)
 create mode 100644 c/src/exec/posix/src/clockgetres.c

(limited to 'c/src/exec/posix/src/clockgetres.c')

diff --git a/c/src/exec/posix/src/clockgetres.c b/c/src/exec/posix/src/clockgetres.c
new file mode 100644
index 0000000000..3be3439cdb
--- /dev/null
+++ b/c/src/exec/posix/src/clockgetres.c
@@ -0,0 +1,48 @@
+/*
+ *  $Id$
+ */
+
+#include <assert.h>
+#include <time.h>
+#include <errno.h>
+
+#include <rtems/system.h>
+#include <rtems/score/isr.h>
+#include <rtems/score/thread.h>
+#include <rtems/score/tod.h>
+
+#include <rtems/posix/seterr.h>
+#include <rtems/posix/time.h>
+
+/*PAGE
+ *
+ *  14.2.1 Clocks, P1003.1b-1993, p. 263
+ */
+
+int clock_getres(
+  clockid_t        clock_id,
+  struct timespec *res
+)
+{
+  if ( !res )
+    set_errno_and_return_minus_one( EINVAL );
+ 
+  switch ( clock_id ) {
+ 
+    /*
+     *  All time in rtems is based on the same clock tick.
+     */
+
+    case CLOCK_REALTIME:
+    case CLOCK_PROCESS_CPUTIME:
+    case CLOCK_THREAD_CPUTIME:
+      if ( res )
+        _POSIX_Interval_to_timespec( _TOD_Microseconds_per_tick, res ); 
+      break;
+ 
+    default:
+      set_errno_and_return_minus_one( EINVAL );
+ 
+  }
+  return 0;
+}
-- 
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