Large reorganization of headers (WIP)

src/header/sys_select/cbindgen.toml

@@ -0,0 +1,7 @@
+sys_includes = ["bits/sys/select.h", "sys/time.h"]
+include_guard = "_SYS_SELECT_H"
+language = "C"
+style = "Tag"
+
+[enum]
+prefix_with_name = true

src/header/sys_select/mod.rs

@@ -0,0 +1,20 @@
+//! sys/select.h implementation
+
+use core::mem;
+
+use platform;
+use platform::{Pal, Sys};
+use platform::types::*;
+
+// fd_set is defined in C because cbindgen is incompatible with mem::size_of booo
+
+#[no_mangle]
+pub extern "C" fn select(
+    nfds: c_int,
+    readfds: *mut fd_set,
+    writefds: *mut fd_set,
+    exceptfds: *mut fd_set,
+    timeout: *mut timeval,
+) -> c_int {
+    Sys::select(nfds, readfds, writefds, exceptfds, timeout)
+}