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LibCore: Use utimensat() in Core::File to preserve nanosecond timestamps

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This takes care of two FIXMEs! :^)
This commit is contained in:
Andreas Kling
2022-11-22 21:07:51 +01:00
parent a9d55ddf57
commit 376b3c95f7
1 changed files with 22 additions and 11 deletions
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33
Userland/Libraries/LibCore/File.cpp
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@@ -1,10 +1,11 @@
/*
* Copyright (c) 2018-2021, Andreas Kling <kling@serenityos.org>
* Copyright (c) 2018-2022, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <AK/LexicalPath.h>
#include <AK/Platform.h>
#include <AK/ScopeGuard.h>
#include <LibCore/DirIterator.h>
#include <LibCore/File.h>
@@ -453,11 +454,16 @@ ErrorOr<void, File::CopyError> File::copy_file(String const& dst_path, struct st
}
if (has_flag(preserve_mode, PreserveMode::Timestamps)) {
// FIXME: Implement utimens() and use it here.
struct utimbuf timbuf;
timbuf.actime = src_stat.st_atime;
timbuf.modtime = src_stat.st_mtime;
if (utime(dst_path.characters(), &timbuf) < 0)
struct timespec times[2] = {
#ifdef AK_OS_MACOS
src_stat.st_atimespec,
src_stat.st_mtimespec,
#else
src_stat.st_atim,
src_stat.st_mtim,
#endif
};
if (utimensat(AT_FDCWD, dst_path.characters(), times, 0) < 0)
return CopyError { errno, false };
}
@@ -503,11 +509,16 @@ ErrorOr<void, File::CopyError> File::copy_directory(String const& dst_path, Stri
}
if (has_flag(preserve_mode, PreserveMode::Timestamps)) {
// FIXME: Implement utimens() and use it here.
struct utimbuf timbuf;
timbuf.actime = src_stat.st_atime;
timbuf.modtime = src_stat.st_atime;
if (utime(dst_path.characters(), &timbuf) < 0)
struct timespec times[2] = {
#ifdef AK_OS_MACOS
src_stat.st_atimespec,
src_stat.st_mtimespec,
#else
src_stat.st_atim,
src_stat.st_mtim,
#endif
};
if (utimensat(AT_FDCWD, dst_path.characters(), times, 0) < 0)
return CopyError { errno, false };
}