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Contents
//! This module consists of helper types and functions for dealing
//! with setting the file times specific to Linux.
use super::procfs::set_times_through_proc_self_fd;
use crate::fs::{open, OpenOptions, SystemTimeSpec};
use std::path::Path;
use std::{fs, io};
pub(crate) fn set_times_impl(
start: &fs::File,
path: &Path,
atime: Option<SystemTimeSpec>,
mtime: Option<SystemTimeSpec>,
) -> io::Result<()> {
// Try `futimens` with a normal handle. Normal handles need some kind of
// access, so first try write.
match open(start, path, OpenOptions::new().write(true)) {
Ok(file) => {
return fs_set_times::SetTimes::set_times(
&file,
atime.map(SystemTimeSpec::into_std),
mtime.map(SystemTimeSpec::into_std),
)
}
Err(err) => match rustix::io::Errno::from_io_error(&err) {
Some(rustix::io::Errno::ACCESS) | Some(rustix::io::Errno::ISDIR) => (),
_ => return Err(err),
},
}
// Next try read.
match open(start, path, OpenOptions::new().read(true)) {
Ok(file) => {
return fs_set_times::SetTimes::set_times(
&file,
atime.map(SystemTimeSpec::into_std),
mtime.map(SystemTimeSpec::into_std),
)
}
Err(err) => match rustix::io::Errno::from_io_error(&err) {
Some(rustix::io::Errno::ACCESS) => (),
_ => return Err(err),
},
}
// If neither of those worked, turn to `/proc`.
set_times_through_proc_self_fd(start, path, atime, mtime)
}
Version data entries
39 entries across 39 versions & 1 rubygems