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authorRyan Long <ryan.long@oarcorp.com>2021-04-28 12:44:29 -0400
committerJoel Sherrill <joel@rtems.org>2021-05-28 14:27:39 -0500
commitea881bf7a15721916d4adcc5f117ebf6acc6d2a3 (patch)
treea7d58cb6f2bcc0b60a955913ebee43054de27c94 /cpukit
parentbb7041230639894a924221ceb454d02c1ea84f66 (diff)
downloadrtems-ea881bf7a15721916d4adcc5f117ebf6acc6d2a3.tar.bz2
libcsupport: Implement utimes() in terms of utimensat()
utimes() now calls utimensat() to update file access and modification timestamps. Updated license. Closes #4398
Diffstat (limited to 'cpukit')
-rw-r--r--cpukit/libcsupport/src/utimes.c63
1 files changed, 49 insertions, 14 deletions
diff --git a/cpukit/libcsupport/src/utimes.c b/cpukit/libcsupport/src/utimes.c
index 3dc47c0000..9748abb5fd 100644
--- a/cpukit/libcsupport/src/utimes.c
+++ b/cpukit/libcsupport/src/utimes.c
@@ -1,38 +1,73 @@
+/* SPDX-License-Identifier: BSD-2-Clause */
+
/**
* @file
*
- * @brief Change File Last Access and Modification Times
* @ingroup libcsupport
+ *
+ * @brief Set file access and modification times in milliseconds.
*/
/*
- * Written by: Vinu Rajashekhar <vinutheraj@gmail.com>
+ * COPYRIGHT (C) 1989, 2021 On-Line Applications Research Corporation (OAR).
*
- * 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.
+ * 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 <sys/types.h>
-#include <utime.h>
#include <sys/time.h>
+#include <rtems/score/todimpl.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 new_times[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;
+ _Timespec_Set(
+ &new_times[0],
+ times[0].tv_sec,
+ times[0].tv_usec * TOD_NANOSECONDS_PER_MICROSECOND
+ );
+ _Timespec_Set(
+ &new_times[1],
+ times[1].tv_sec,
+ times[1].tv_usec * TOD_NANOSECONDS_PER_MICROSECOND
+ );
- return utime( path, &timeinsecs );
+ return utimensat( AT_FDCWD, path, new_times, 0 );
}