1 include!(concat!(env!("OUT_DIR"), "/gen.rs"));
2 
3 use std::io::IsTerminal;
4 
5 /// The wasi-tests binaries use these environment variables to determine their
6 /// expected behavior.
7 /// Used by all of the tests/ which execute the wasi-tests binaries.
8 pub fn wasi_tests_environment() -> &'static [(&'static str, &'static str)] {
9     #[cfg(windows)]
10     {
11         &[
12             ("ERRNO_MODE_WINDOWS", "1"),
13             // Windows does not support dangling links or symlinks in the filesystem.
14             ("NO_DANGLING_FILESYSTEM", "1"),
15             // Windows does not support renaming a directory to an empty directory -
16             // empty directory must be deleted.
17             ("NO_RENAME_DIR_TO_EMPTY_DIR", "1"),
18         ]
19     }
20     #[cfg(all(unix, not(target_os = "macos")))]
21     {
22         &[("ERRNO_MODE_UNIX", "1")]
23     }
24     #[cfg(target_os = "macos")]
25     {
26         &[("ERRNO_MODE_MACOS", "1")]
27     }
28 }
29 
30 pub fn stdio_is_terminal() -> bool {
31     std::io::stdin().is_terminal()
32         && std::io::stdout().is_terminal()
33         && std::io::stderr().is_terminal()
34 }
35