PosixAccess

Owns one POSIX read/write/execute mode-bit group. This snapshot allocates nothing, retains no resource and grants no access by itself. Execute means traversal for directories. ACLs, mount policy and caller identity can alter effective access. Shared mutation requires synchronization.

Sn is under heavy development. Reference extracted from this release’s bundled standard library. Public API examples are not an exhaustive compatibility test. Read the matching release guide for tested workflows and limitations. Read the status →

Module std.fs

import std.fs;

Public declaration contracts and authored examples. A page can document several related symbols. Implementation bodies are excluded.

PosixAccess

pub struct PosixAccess

PosixAccess.CanRead

pub CanRead: bool;

Reported read bit, not an effective-access promise.

PosixAccess.CanWrite

pub CanWrite: bool;

Reported write bit, not an effective-access promise.

PosixAccess.CanExecute

pub CanExecute: bool;

Reported execute/directory-traverse bit.

Documentation snapshot: October 24, 2026 About versions ↗