Minimal liblibc for Redox

src/lib.rs

@@ -265,6 +265,9 @@ cfg_if! {
     if #[cfg(windows)] {
         mod windows;
         pub use windows::*;
+    } else if #[cfg(target_os = "redox")] {
+        mod redox;
+        pub use redox::*;
     } else if #[cfg(unix)] {
         mod unix;
         pub use unix::*;

src/redox.rs

@@ -0,0 +1,49 @@
+pub type c_char = i8;
+pub type c_long = i64;
+pub type c_ulong = u64;
+
+pub type wchar_t = i16;
+
+pub type off_t = usize;
+pub type mode_t = u16;
+pub type time_t = i64;
+pub type pid_t = usize;
+pub type gid_t = usize;
+pub type uid_t = usize;
+
+pub type in_addr_t = u32;
+pub type in_port_t = u16;
+
+pub type socklen_t = u32;
+pub type sa_family_t = u16;
+
+s! {
+    pub struct in_addr {
+        pub s_addr: in_addr_t,
+    }
+
+    pub struct in6_addr {
+        pub s6_addr: [u8; 16],
+        __align: [u32; 0],
+    }
+
+    pub struct sockaddr {
+        pub sa_family: sa_family_t,
+        pub sa_data: [::c_char; 14],
+    }
+
+    pub struct sockaddr_in {
+        pub sin_family: sa_family_t,
+        pub sin_port: ::in_port_t,
+        pub sin_addr: ::in_addr,
+        pub sin_zero: [u8; 8],
+    }
+
+    pub struct sockaddr_in6 {
+        pub sin6_family: sa_family_t,
+        pub sin6_port: in_port_t,
+        pub sin6_flowinfo: u32,
+        pub sin6_addr: ::in6_addr,
+        pub sin6_scope_id: u32,
+    }
+}