utimes() now calls utimensat() to update file access
and modification timestamps.

Closes #4398
---
 cpukit/libcsupport/src/utimes.c | 54 ++++++++++++++++++++++++++++++-----------
 1 file changed, 40 insertions(+), 14 deletions(-)

diff --git a/cpukit/libcsupport/src/utimes.c b/cpukit/libcsupport/src/utimes.c
index 3dc47c0..568871c 100644
--- a/cpukit/libcsupport/src/utimes.c
+++ b/cpukit/libcsupport/src/utimes.c
@@ -1,38 +1,64 @@
 /**
  *  @file
  *
- *  @brief Change File Last Access and Modification Times 
  *  @ingroup libcsupport
+ *
+ *  @brief Set file access and modification times in milliseconds.
  */
 
 /*
- *  Written by: Vinu Rajashekhar <vinuthe...@gmail.com>
+ *  COPYRIGHT (c) 1989-2009, 2021.
+ *  On-Line Applications Research Corporation (OAR).
+ *
+ * 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.
  *
- *  The license and distribution terms for this file may be
- *  found in the file LICENSE in this distribution or at
- *  http://www.rtems.org/license/LICENSE.
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "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 COPYRIGHT OWNER OR CONTRIBUTORS 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.
  */
 
 #ifdef HAVE_CONFIG_H
 #include "config.h"
 #endif
 
-#include <sys/types.h>
-#include <utime.h>
 #include <sys/time.h>
 
+#include <fcntl.h>
+
+/**
+ *  
https://pubs.opengroup.org/onlinepubs/9699919799.2008edition/functions/futimens.html
+ *
+ *  Set file access and modification times
+ */
 int utimes(
   const char           *path,
   const struct timeval  times[2]
-) 
+)
 {
-  struct utimbuf timeinsecs;
+  struct timespec timeinsecs[2];
 
-  if ( times == NULL )
-    return utime( path, NULL );
+  if( times == NULL )
+    return utimensat( AT_FDCWD, path, NULL , 0 );
 
-  timeinsecs.actime  = times[0].tv_sec;
-  timeinsecs.modtime = times[1].tv_sec;
+  timeinsecs[0].tv_sec = times[0].tv_sec;
+  timeinsecs[0].tv_nsec = times[0].tv_usec * 1000;
+  timeinsecs[1].tv_sec = times[1].tv_sec;
+  timeinsecs[1].tv_nsec = times[1].tv_usec * 1000;
 
-  return utime( path, &timeinsecs );
+  return utimensat( AT_FDCWD, path, timeinsecs, 0 );
 }
-- 
1.8.3.1

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