libcsupport: Added futimens() and utimensat()

Created futimens.c and utimensat.c to add support for the POSIX
methods futimens() and utimensat().

utime() and utimes() are considered obsolote by POSIX, but RTEMS
will continue to support them.

Closes #4396

1 files changed, 54 insertions, 0 deletions

diff --git a/cpukit/score/src/timespecisnonnegative.c b/cpukit/score/src/timespecisnonnegative.c
new file mode 100644
index 0000000000..29450764e5
--- /dev/null
+++ b/cpukit/score/src/timespecisnonnegative.c
@@ -0,0 +1,54 @@
+/* SPDX-License-Identifier: BSD-2-Clause */
+
+/**
+ * @file
+ *
+ * @ingroup RTEMSScoreTimespec
+ *
+ * @brief This source file contains the implementation of
+ *   _Timespec_Is_non_negative().
+ */
+
+/*
+ * COPYRIGHT (C) 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.
+ *
+ * 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 <rtems/score/timespec.h>
+
+bool _Timespec_Is_non_negative(
+  const struct timespec *time
+)
+{
+  if ( time->tv_sec < 0 )
+    return false;
+
+  if ( time->tv_nsec < 0 )
+    return false;
+
+  return true;
+}