Large reorganization of headers (WIP)

src/header/sys_resource/cbindgen.toml

@@ -0,0 +1,11 @@
+sys_includes = ["sys/types.h", "stdint.h", "sys/time.h"]
+include_guard = "_SYS_RESOURCE_H"
+trailer = "#include <bits/sys/resource.h>"
+language = "C"
+
+# WORKAROUND:
+# Rusage is used by another header, and cbindgen does not prefix that usage with `struct` :|
+style = "Both"
+
+[enum]
+prefix_with_name = true

src/header/sys_resource/mod.rs

@@ -0,0 +1,66 @@
+//! sys/resource.h implementation for Redox, following
+//! http://pubs.opengroup.org/onlinepubs/7908799/xsh/sysresource.h.html
+
+use header::sys_time::timeval;
+use platform;
+use platform::{Pal, Sys};
+use platform::types::*;
+
+// Exported in bits file
+const RUSAGE_SELF: c_int = 0;
+const RUSAGE_CHILDREN: c_int = -1;
+const RUSAGE_BOTH: c_int = -2;
+const RUSAGE_THREAD: c_int = 1;
+
+type rlim_t = u64;
+
+#[repr(C)]
+pub struct rlimit {
+    pub rlim_cur: rlim_t,
+    pub rlim_max: rlim_t,
+}
+
+#[repr(C)]
+pub struct rusage {
+    pub ru_utime: timeval,
+    pub ru_stime: timeval,
+    pub ru_maxrss: c_long,
+    pub ru_ixrss: c_long,
+    pub ru_idrss: c_long,
+    pub ru_isrss: c_long,
+    pub ru_minflt: c_long,
+    pub ru_majflt: c_long,
+    pub ru_nswap: c_long,
+    pub ru_inblock: c_long,
+    pub ru_oublock: c_long,
+    pub ru_msgsnd: c_long,
+    pub ru_msgrcv: c_long,
+    pub ru_nsignals: c_long,
+    pub ru_nvcsw: c_long,
+    pub ru_nivcsw: c_long,
+}
+
+// #[no_mangle]
+pub unsafe extern "C" fn getpriority(which: c_int, who: id_t) -> c_int {
+    unimplemented!();
+}
+
+// #[no_mangle]
+pub unsafe extern "C" fn getrlimit(resource: c_int, rlp: *mut rlimit) -> c_int {
+    unimplemented!();
+}
+
+#[no_mangle]
+pub unsafe extern "C" fn getrusage(who: c_int, r_usage: *mut rusage) -> c_int {
+    Sys::getrusage(who, r_usage as *mut platform::types::rusage)
+}
+
+// #[no_mangle]
+pub unsafe extern "C" fn setpriority(which: c_int, who: id_t, nice: c_int) -> c_int {
+    unimplemented!();
+}
+
+// #[no_mangle]
+pub unsafe extern "C" fn setrlimit(resource: c_int, rlp: *const rlimit) -> c_int {
+    unimplemented!();
+}