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, create_file, open_scratch_directory};
5 
test_path_open_create_existing(dir_fd: wasip1::Fd)6 unsafe fn test_path_open_create_existing(dir_fd: wasip1::Fd) {
7     create_file(dir_fd, "file");
8     assert_errno!(
9         wasip1::path_open(
10             dir_fd,
11             0,
12             "file",
13             wasip1::OFLAGS_CREAT | wasip1::OFLAGS_EXCL,
14             0,
15             0,
16             0,
17         )
18         .expect_err("trying to create a file that already exists"),
19         wasip1::ERRNO_EXIST
20     );
21     wasip1::path_unlink_file(dir_fd, "file").expect("removing a file");
22 }
23 
main()24 fn main() {
25     let mut args = env::args();
26     let prog = args.next().unwrap();
27     let arg = if let Some(arg) = args.next() {
28         arg
29     } else {
30         eprintln!("usage: {prog} <scratch directory>");
31         process::exit(1);
32     };
33 
34     // Open scratch directory
35     let dir_fd = match open_scratch_directory(&arg) {
36         Ok(dir_fd) => dir_fd,
37         Err(err) => {
38             eprintln!("{err}");
39             process::exit(1)
40         }
41     };
42 
43     // Run the tests.
44     unsafe { test_path_open_create_existing(dir_fd) }
45 }
46