Implement sys/times.h on linux

src/lib.rs

@@ -31,6 +31,7 @@ pub extern crate sys_resource;
 pub extern crate sys_socket;
 pub extern crate sys_stat;
 pub extern crate sys_time;
+pub extern crate sys_times;
 pub extern crate sys_un;
 pub extern crate sys_utsname;
 pub extern crate sys_wait;

src/platform/src/linux/mod.rs

@@ -392,6 +392,10 @@ pub fn socketpair(domain: c_int, kind: c_int, protocol: c_int, socket_vector: *m
     e(unsafe { syscall!(SOCKETPAIR, domain, kind, protocol, socket_vector) }) as c_int
 }
 
+pub fn times(out: *mut tms) -> clock_t {
+    unsafe { syscall!(TIMES, out) as clock_t }
+}
+
 pub fn uname(utsname: *mut utsname) -> c_int {
     e(unsafe { syscall!(UNAME, utsname, 0) }) as c_int
 }

src/platform/src/redox/mod.rs

@@ -821,6 +821,15 @@ pub fn socketpair(domain: c_int, kind: c_int, protocol: c_int, socket_vector: *m
     -1
 }
 
+pub fn times(out: *mut tms) -> clock_t {
+    let _ = write!(
+        ::FileWriter(2),
+        "unimplemented: times({:p})",
+        out
+    );
+    !0
+}
+
 pub fn unlink(path: *const c_char) -> c_int {
     let path = unsafe { c_str(path) };
     e(syscall::unlink(path)) as c_int

src/platform/src/types.rs

@@ -223,3 +223,11 @@ pub struct rusage {
     pub ru_nvcsw: c_long,
     pub ru_nivcsw: c_long
 }
+
+#[repr(C)]
+pub struct tms {
+    tms_utime: clock_t,
+    tms_stime: clock_t,
+    tms_cutime: clock_t,
+    tms_cstime: clock_t
+}

src/sys_times/Cargo.toml

@@ -0,0 +1,10 @@
+[package]
+name = "sys_times"
+version = "0.1.0"
+authors = ["jD91mZM2 <me@krake.one>"]
+
+[build-dependencies]
+cbindgen = { path = "../../cbindgen" }
+
+[dependencies]
+platform = { path = "../platform" }

src/sys_times/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/times.h");
+}

src/sys_times/cbindgen.toml

@@ -0,0 +1,6 @@
+include_guard = "_SYS_TIMES_H"
+language = "C"
+style = "Tag"
+
+[enum]
+prefix_with_name = true

src/sys_times/src/lib.rs

@@ -0,0 +1,20 @@
+//! sys/times.h implementation
+
+#![no_std]
+
+extern crate platform;
+
+use platform::types::*;
+
+#[repr(C)]
+pub struct tms {
+    tms_utime: clock_t,
+    tms_stime: clock_t,
+    tms_cutime: clock_t,
+    tms_cstime: clock_t
+}
+
+#[no_mangle]
+pub extern "C" fn times(out: *mut tms) -> clock_t {
+    platform::times(out as *mut platform::types::tms)
+}