build mman header

src/mman/Cargo.toml

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

src/mman/build.rs

+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/mman.h");
+}

src/mman/cbindgen.toml

+sys_includes = []
+include_guard = "_MMAN_H"
+language = "C"
+
+[enum]
+prefix_with_name = true

src/mman/src/lib.rs

+#![no_std]
+
+extern crate platform;
+
+use platform::types::*;
+
+#[no_mangle]
+pub extern "C" fn mlock(addr: *const c_void, len: usize) -> c_int {
+    unimplemented!();
+}
+
+#[no_mangle]
+pub extern "C" fn mlockall(flags: c_int) -> c_int {
+    unimplemented!();
+}
+
+#[no_mangle]
+pub extern "C" fn mmap(
+    addr: *mut c_void,
+    len: usize,
+    prot: c_int,
+    flags: c_int,
+    fildes: c_int,
+    off: off_t,
+) -> *mut c_void {
+    unimplemented!();
+}
+
+#[no_mangle]
+pub extern "C" fn mprotect(addr: *mut c_void, len: usize, prot: c_int) -> c_int {
+    unimplemented!();
+}
+
+#[no_mangle]
+pub extern "C" fn msync(addr: *mut c_void, len: usize, flags: c_int) -> c_int {
+    unimplemented!();
+}
+
+#[no_mangle]
+pub extern "C" fn munlock(addr: *const c_void, len: usize) -> c_int {
+    unimplemented!();
+}
+
+#[no_mangle]
+pub extern "C" fn munlockall() -> c_int {
+    unimplemented!();
+}
+
+#[no_mangle]
+pub extern "C" fn munmap(addr: *mut c_void, len: usize) -> c_int {
+    unimplemented!();
+}
+
+#[no_mangle]
+pub extern "C" fn shm_open(
+    name: *const c_char,
+    oflag: c_int,
+    mode: mode_t,
+) -> c_int {
+    unimplemented!();
+}
+
+#[no_mangle]
+pub extern "C" fn shm_unlink(name: *const c_char) -> c_int {
+    unimplemented!();
+}