Function prlimit

src/backend/linux_raw/process/syscalls.rs:232–247

(pid: Option<Pid>, limit: Resource, new: Rlimit)

#[inline]
pub(crate) fn prlimit(pid: Option<Pid>, limit: Resource, new: Rlimit) -> io::Result<Rlimit> {
    let lim = rlimit_to_linux(new);
    let mut result = MaybeUninit::<rlimit64>::uninit();
    unsafe {
        match ret(syscall!(
            __NR_prlimit64,
            c_int(Pid::as_raw(pid)),
            limit,
            by_ref(&lim),
            &mut result
        )) {
            Ok(()) => Ok(rlimit_from_linux(result.assume_init())),
            Err(err) => Err(err),
        }
    }
}

/// Convert a C `rlimit64` to a Rust `Rlimit`.
#[inline]