Merge branch 'sysexits-rust' into 'master'

move sysexits header from C to Rust

See merge request redox-os/relibc!1359

include/sysexits.h

@@ -1,21 +0,0 @@
-#ifndef _SYSEXITS_H
-#define _SYSEXITS_H
-
-#define EX_OK 0
-#define EX_USAGE 64
-#define EX_DATAERR 65
-#define EX_NOINPUT 66
-#define EX_NOUSER 67
-#define EX_NOHOST 68
-#define EX_UNAVAILABLE 69
-#define EX_SOFTWARE 70
-#define EX_OSERR 71
-#define EX_OSFILE 72
-#define EX_CANTCREAT 73
-#define EX_IOERR 74
-#define EX_TEMPFAIL 75
-#define EX_PROTOCOL 76
-#define EX_NOPERM 77
-#define EX_CONFIG 78
-
-#endif /* _SYSEXITS_H */

src/header/mod.rs

@@ -163,6 +163,7 @@ pub mod sys_uio;
 pub mod sys_un;
 pub mod sys_utsname;
 pub mod sys_wait;
+pub mod sysexits;
 pub mod tar;
 // TODO: term.h (deprecated)
 pub mod termios;

src/header/sysexits/cbindgen.toml

@@ -0,0 +1,9 @@
+sys_includes = []
+include_guard = "_RELIBC_SYSEXITS_H"
+language = "C"
+style = "type"
+no_includes = true
+cpp_compat = true
+
+[enum]
+prefix_with_name = true

src/header/sysexits/mod.rs

@@ -0,0 +1,38 @@
+//! `sysexits.h` implementation.
+//!
+//! Non-POSIX, see <https://www.man7.org/linux/man-pages/man3/sysexits.h.3head.html>.
+
+use crate::platform::types::c_int;
+
+/// Successful termination.
+pub const EX_OK: c_int = 0;
+/// Command line usage error.
+pub const EX_USAGE: c_int = 64;
+/// Data format error.
+pub const EX_DATAERR: c_int = 65;
+/// Cannot open input.
+pub const EX_NOINPUT: c_int = 66;
+/// Addressee unknown.
+pub const EX_NOUSER: c_int = 67;
+/// Host name unknown.
+pub const EX_NOHOST: c_int = 68;
+/// Service unavailable.
+pub const EX_UNAVAILABLE: c_int = 69;
+/// Internal software error.
+pub const EX_SOFTWARE: c_int = 70;
+/// System error (e.g., can't fork).
+pub const EX_OSERR: c_int = 71;
+/// Critical OS file missing.
+pub const EX_OSFILE: c_int = 72;
+/// Can't create (user) output file.
+pub const EX_CANTCREAT: c_int = 73;
+/// Input/Output error.
+pub const EX_IOERR: c_int = 74;
+/// Temp failure; user is invited to retry.
+pub const EX_TEMPFAIL: c_int = 75;
+/// Remote error in protocol.
+pub const EX_PROTOCOL: c_int = 76;
+/// Permission denied.
+pub const EX_NOPERM: c_int = 77;
+/// Configuration error.
+pub const EX_CONFIG: c_int = 78;