1 #![expect(unsafe_op_in_unsafe_fn, reason = "old code, not worth updating yet")]
2 
3 use std::{env, process};
4 use test_programs::preview1::{assert_errno, open_scratch_directory};
5 
6 unsafe fn test_dirfd_not_dir(dir_fd: wasip1::Fd) {
7     // Open a file.
8     let file_fd = wasip1::path_open(dir_fd, 0, "file", wasip1::OFLAGS_CREAT, 0, 0, 0)
9         .expect("opening a file");
10     // Now try to open a file underneath it as if it were a directory.
11     assert_errno!(
12         wasip1::path_open(file_fd, 0, "foo", wasip1::OFLAGS_CREAT, 0, 0, 0)
13             .expect_err("non-directory base fd should get ERRNO_NOTDIR"),
14         wasip1::ERRNO_NOTDIR
15     );
16     wasip1::fd_close(file_fd).expect("closing a file");
17 }
18 
19 fn main() {
20     let mut args = env::args();
21     let prog = args.next().unwrap();
22     let arg = if let Some(arg) = args.next() {
23         arg
24     } else {
25         eprintln!("usage: {prog} <scratch directory>");
26         process::exit(1);
27     };
28 
29     // Open scratch directory
30     let dir_fd = match open_scratch_directory(&arg) {
31         Ok(dir_fd) => dir_fd,
32         Err(err) => {
33             eprintln!("{err}");
34             process::exit(1)
35         }
36     };
37 
38     // Run the tests.
39     unsafe { test_dirfd_not_dir(dir_fd) }
40 }
41