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host_env: rustix for unlinkat, fix clippy deny by joshuamegnauth54 · Pull Request #8591 · RustPython/RustPython · GitHub

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host_env: rustix for unlinkat, fix clippy deny #8591

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Merged
youknowone merged 1 commit into from
Aug 25, 2026
Conversation 6 Commits 1 Checks 26 Files changed
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host_env: rustix for unlinkat, fix clippy deny #8591

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10 changes: 0 additions & 10 deletions crates/host_env/src/posix.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -143,16 +143,6 @@ pub fn chroot(path: &Path) -> std::io::Result<()> {
nix::unistd::chroot(path).map_err(std::io::Error::from)
}

#[cfg(not(target_os = "redox"))]
pub fn unlinkat(dir_fd: i32, path: &CStr) -> std::io::Result<()> {
let ret = unsafe { libc::unlinkat(dir_fd, path.as_ptr(), 0) };
if ret < 0 {
Err(std::io::Error::last_os_error())
} else {
Ok(())
}
}

#[cfg(any(target_os = "macos", target_os = "freebsd", target_os = "netbsd"))]
pub fn lchmod(path: &CStr, mode: libc::mode_t) -> std::io::Result<()> {
unsafe extern "C" {
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5 changes: 5 additions & 0 deletions crates/host_env/src/posix_unix_like.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -64,3 +64,8 @@ pub fn stat_path(
.map(Option::Some)
.map_err(Into::into)
}

pub fn unlinkat(dir_fd: Option<crt_fd::Borrowed<'_>>, path: impl AsRef<Path>) -> io::Result<()> {
let dir_fd = dir_fd.as_ref().map_or(fs::CWD, AsFd::as_fd);
fs::unlinkat(dir_fd, path.as_ref(), AtFlags::empty()).map_err(Into::into)
}
2 changes: 1 addition & 1 deletion crates/vm/src/stdlib/os.rs
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Expand Up @@ -229,7 +229,7 @@ pub(super) mod _os {
const STAT_DIR_FD: bool = cfg!(not(any(windows, target_os = "redox")));
const UTIME_DIR_FD: bool = cfg!(not(any(windows, target_os = "redox")));
pub(crate) const SYMLINK_DIR_FD: bool = cfg!(not(any(windows, target_os = "redox")));
pub(crate) const UNLINK_DIR_FD: bool = cfg!(not(any(windows, target_os = "redox")));
pub(crate) const UNLINK_DIR_FD: bool = cfg!(not(windows));
const RENAME_DIR_FD: bool = cfg!(any(unix, target_os = "wasi"));
const RMDIR_DIR_FD: bool = cfg!(not(any(windows, target_os = "redox")));
const SCANDIR_FD: bool = cfg!(all(unix, not(target_os = "redox")));
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10 changes: 1 addition & 9 deletions crates/vm/src/stdlib/posix.rs
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Expand Up @@ -440,15 +440,7 @@ pub mod module {
dir_fd: DirFd<'_, { _os::UNLINK_DIR_FD as usize }>,
vm: &VirtualMachine,
) -> PyResult<()> {
#[cfg(not(target_os = "redox"))]
if let Some(fd) = dir_fd.raw_opt() {
let c_path = path.clone().into_cstring(vm)?;
return rustpython_host_env::posix::unlinkat(fd, &c_path)
.map_err(|err| OSErrorBuilder::with_filename(&err, path, vm));
}
#[cfg(target_os = "redox")]
let [] = dir_fd.0;
crate::host_env::fs::remove_file(&path)
rustpython_host_env::posix::unlinkat(dir_fd.get_opt(), &path)
.map_err(|err| OSErrorBuilder::with_filename(&err, path, vm))
}

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21 changes: 19 additions & 2 deletions crates/vm/src/stdlib/posix_compat.rs
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Expand Up @@ -9,17 +9,34 @@ pub(crate) mod module {
use crate::{
Py, PyObjectRef, PyResult, VirtualMachine,
builtins::PyStrRef,
convert::IntoPyException,
ospath::OsPath,
stdlib::os::{_os, DirFd, SupportFunc, TargetIsDirectory},
};
use std::fs;

#[cfg(not(target_os = "wasi"))]
use {crate::convert::IntoPyException, std::fs};

#[cfg(target_os = "wasi")]
use crate::exceptions::OSErrorBuilder;

#[pyfunction]
pub(super) fn access(_path: PyStrRef, _mode: u8, vm: &VirtualMachine) -> PyResult<bool> {
os_unimpl("os.access", vm)
}

#[cfg(target_os = "wasi")]
#[pyfunction]
#[pyfunction(name = "unlink")]
fn remove(
path: OsPath,
dir_fd: DirFd<'_, { _os::UNLINK_DIR_FD as usize }>,
vm: &VirtualMachine,
) -> PyResult<()> {
rustpython_host_env::posix::unlinkat(dir_fd.get_opt(), &path)
.map_err(|err| OSErrorBuilder::with_filename(&err, path, vm))
}
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#[cfg(not(target_os = "wasi"))]
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coderabbitai[bot] marked this conversation as resolved.
#[pyfunction]
#[pyfunction(name = "unlink")]
fn remove(path: OsPath, dir_fd: DirFd<'_, 0>, vm: &VirtualMachine) -> PyResult<()> {
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