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//@ run-pass
//@ only-unix (this is a unix-specific test)
//@ ignore-musl - returns dummy result for _SC_NGROUPS_MAX
//@ ignore-nto - does not have `/bin/id`, expects groups to be i32 (not u32)
//@ needs-subprocess
#![feature(rustc_private)]
#![feature(setgroups)]
extern crate libc;
use std::process::Command;
use std::os::unix::process::CommandExt;
fn main() {
#[cfg(unix)]
run()
}
#[cfg(unix)]
fn run() {
let max_ngroups = unsafe { libc::sysconf(libc::_SC_NGROUPS_MAX) };
let max_ngroups = max_ngroups as u32 + 1;
let vec: Vec<u32> = (0..max_ngroups).collect();
let p = Command::new("/bin/id").groups(&vec[..]).spawn();
assert!(p.is_err());
}
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