pub(crate) mod fdentry_impl;
pub(crate) mod host_impl;
pub(crate) mod hostcalls_impl;
#[cfg(any(
target_os = "macos",
target_os = "netbsd",
target_os = "freebsd",
target_os = "openbsd",
target_os = "ios",
target_os = "dragonfly"
))]
mod bsd;
#[cfg(target_os = "linux")]
mod linux;
use crate::Result;
use std::fs::{File, OpenOptions};
use std::path::Path;
pub(crate) fn dev_null() -> Result<File> {
OpenOptions::new()
.read(true)
.write(true)
.open("/dev/null")
.map_err(Into::into)
}
pub fn preopen_dir<P: AsRef<Path>>(path: P) -> Result<File> {
File::open(path).map_err(Into::into)
}