add time and sys/time

src/sys_time/Cargo.toml

@@ -0,0 +1,11 @@
+[package]
+name = "sys_time"
+version = "0.1.0"
+authors = ["Jeremy Soller <jackpot51@gmail.com>"]
+build = "build.rs"
+
+[build-dependencies]
+cbindgen = { path = "../../cbindgen" }
+
+[dependencies]
+platform = { path = "../platform" }

src/sys_time/build.rs

@@ -0,0 +1,11 @@
+extern crate cbindgen;
+
+use std::{env, fs};
+
+fn main() {
+    let crate_dir = env::var("CARGO_MANIFEST_DIR").expect("CARGO_MANIFEST_DIR not set");
+    fs::create_dir_all("../../target/include").expect("failed to create include directory");
+    cbindgen::generate(crate_dir)
+        .expect("failed to generate bindings")
+        .write_to_file("../../target/include/sys/time.h");
+}

src/sys_time/cbindgen.toml

@@ -0,0 +1,6 @@
+sys_includes = ["sys/types.h"]
+include_guard = "_SYS_TIME_H"
+language = "C"
+
+[enum]
+prefix_with_name = true

src/sys_time/src/lib.rs

@@ -0,0 +1,61 @@
+//! sys/time implementation for Redox, following http://pubs.opengroup.org/onlinepubs/7908799/xsh/systime.h.html
+
+#![no_std]
+
+extern crate platform;
+
+use platform::types::*;
+
+#[repr(C)]
+pub struct timeval {
+    pub tv_sec: time_t,
+    pub tv_usec: suseconds_t,
+}
+
+#[repr(C)]
+pub struct itimerval {
+    pub it_interval: timeval,
+    pub it_value: timeval,
+}
+
+#[repr(C)]
+pub struct fd_set {
+    pub fds_bits: [c_long; 16usize],
+}
+
+pub extern "C" fn getitimer(which: c_int, value: *mut itimerval) -> c_int {
+    unimplemented!();
+}
+
+pub extern "C" fn setitimer(
+    which: c_int,
+    value: *const itimerval,
+    ovalue: *mut itimerval,
+) -> c_int {
+    unimplemented!();
+}
+
+pub extern "C" fn gettimeofday(tp: *mut timeval, tzp: *const c_void) -> c_int {
+    unimplemented!();
+}
+
+pub extern "C" fn select(
+    nfds: c_int,
+    readfds: *mut fd_set,
+    writefds: *mut fd_set,
+    errorfds: *mut fd_set,
+    timeout: *mut timeval,
+) -> c_int {
+    unimplemented!();
+}
+
+pub extern "C" fn utimes(path: *const c_char, times: [timeval; 2]) -> c_int {
+    unimplemented!();
+}
+
+/*
+#[no_mangle]
+pub extern "C" fn func(args) -> c_int {
+    unimplemented!();
+}
+*/