Function getgrall

crates/stdlib/src/grp.rs:87–102

(vm: &VirtualMachine)

    #[pyfunction]
    fn getgrall(vm: &VirtualMachine) -> PyResult<Vec<PyObjectRef>> {
        // setgrent, getgrent, etc are not thread safe. Could use fgetgrent_r, but this is easier
        static GETGRALL: parking_lot::Mutex<()> = parking_lot::Mutex::new(());
        let _guard = GETGRALL.lock();
        let mut list = Vec::new();

        unsafe { libc::setgrent() };
        while let Some(ptr) = NonNull::new(unsafe { libc::getgrent() }) {
            let group = unistd::Group::from(unsafe { ptr.as_ref() });
            let group = GroupData::from_unistd_group(group, vm).to_pyobject(vm);
            list.push(group);
        }
        unsafe { libc::endgrent() };

        Ok(list)
    }
}