| //! NOTE: Keep these constants in sync with `library/std/src/sys/pal/unix/mod.rs`! |
| |
| /// The default value if `#[unix_sigpipe]` is not specified. This resolves |
| /// to `SIG_IGN` in `library/std/src/sys/pal/unix/mod.rs`. |
| /// |
| /// Note that `SIG_IGN` has been the Rust default since 2014. See |
| /// <https://github.com/rust-lang/rust/issues/62569>. |
| #[allow(dead_code)] |
| pub const DEFAULT: u8 = 0; |
| |
| /// Do not touch `SIGPIPE`. Use whatever the parent process uses. |
| #[allow(dead_code)] |
| pub const INHERIT: u8 = 1; |
| |
| /// Change `SIGPIPE` to `SIG_IGN` so that failed writes results in `EPIPE` |
| /// that are eventually converted to `ErrorKind::BrokenPipe`. |
| #[allow(dead_code)] |
| pub const SIG_IGN: u8 = 2; |
| |
| /// Change `SIGPIPE` to `SIG_DFL` so that the process is killed when trying |
| /// to write to a closed pipe. This is usually the desired behavior for CLI |
| /// apps that produce textual output that you want to pipe to other programs |
| /// such as `head -n 1`. |
| #[allow(dead_code)] |
| pub const SIG_DFL: u8 = 3; |
