diff options
author | Ryan Long <ryan.long@oarcorp.com> | 2021-04-28 12:44:29 -0400 |
---|---|---|
committer | Joel Sherrill <joel@rtems.org> | 2021-05-28 14:27:39 -0500 |
commit | ea881bf7a15721916d4adcc5f117ebf6acc6d2a3 (patch) | |
tree | a7d58cb6f2bcc0b60a955913ebee43054de27c94 /cpukit/libcsupport | |
parent | libcsupport: Implement utime() in terms of utimensat() (diff) | |
download | rtems-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/libcsupport')
-rw-r--r-- | cpukit/libcsupport/src/utimes.c | 63 |
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 ); } |