auronandace
35 lines
941 B
Rust
35 lines
941 B
Rust
//! `sys/utsname.h` implementation.
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//!
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//! See <https://pubs.opengroup.org/onlinepubs/9799919799/basedefs/sys_utsname.h.html>.
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use crate::{
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error::ResultExt,
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out::Out,
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platform::{
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Pal, Sys,
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types::{c_char, c_int},
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},
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};
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pub const UTSLENGTH: usize = 65;
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/// See <https://pubs.opengroup.org/onlinepubs/9799919799/basedefs/sys_utsname.h.html>.
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#[repr(C)]
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#[derive(Clone, Debug, OutProject)]
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pub struct utsname {
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pub sysname: [c_char; UTSLENGTH],
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pub nodename: [c_char; UTSLENGTH],
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pub release: [c_char; UTSLENGTH],
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pub version: [c_char; UTSLENGTH],
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pub machine: [c_char; UTSLENGTH],
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pub domainname: [c_char; UTSLENGTH],
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}
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/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/uname.html>.
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#[unsafe(no_mangle)]
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pub unsafe extern "C" fn uname(uts: *mut utsname) -> c_int {
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Sys::uname(unsafe { Out::nonnull(uts) })
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.map(|()| 0)
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.or_minus_one_errno()
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}
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