rust/tests/run-pass/linux-getrandom.rs

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2019-08-04 14:53:49 -05:00
// only-linux: Uses Linux-only APIs
#![feature(rustc_private)]
extern crate libc;
fn main() {
let mut buf = [0u8; 5];
unsafe {
assert_eq!(libc::syscall(libc::SYS_getrandom, 0 as *mut libc::c_void, 0 as libc::size_t, 0 as libc::c_uint), 0);
assert_eq!(libc::syscall(libc::SYS_getrandom, buf.as_mut_ptr() as *mut libc::c_void, 5 as libc::size_t, 0 as libc::c_uint), 5);
}
}