1 files changed, 54 insertions, 0 deletions
diff --git a/rust/vboot_reference-sys/build.rs b/rust/vboot_reference-sys/build.rs
new file mode 100644
index 00000000..523602f7
--- /dev/null
+++ b/rust/vboot_reference-sys/build.rs
@@ -0,0 +1,54 @@
+// Copyright 2019 The Chromium OS Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+/// Minijail's build script invoked by cargo.
+///
+/// This script prefers linking against a pkg-config provided libminijail, but will fall back to
+/// building libminijail statically.
+use std::env;
+use std::fs::remove_file;
+use std::io;
+use std::path::Path;
+use std::process::Command;
+
+fn bindings_generation() -> io::Result<()> {
+    let bindgen = which::which("bindgen").unwrap();
+
+    let out_dir = env::var("OUT_DIR").unwrap();
+    let gen_file = Path::new(&out_dir).join("./crossystem.rs");
+    if gen_file.exists() {
+        remove_file(&gen_file).expect("Failed to remove generated file.");
+    }
+    let header_dir = Path::new(".");
+    let header_path = header_dir.join("crossystem.h");
+    println!("cargo:rerun-if-changed={}", header_path.display());
+    let status = Command::new(&bindgen)
+        .args(&["--default-enum-style", "rust"])
+        .args(&["--blacklist-type", "__rlim64_t"])
+        .args(&["--raw-line", "pub type __rlim64_t = u64;"])
+        .args(&["--blacklist-type", "__u\\d{1,2}"])
+        .args(&["--raw-line", "pub type __u8 = u8;"])
+        .args(&["--raw-line", "pub type __u16 = u16;"])
+        .args(&["--raw-line", "pub type __u32 = u32;"])
+        .args(&["--blacklist-type", "__uint64_t"])
+        .arg("--no-layout-tests")
+        .arg("--disable-header-comment")
+        .args(&["--output", gen_file.to_str().unwrap()])
+        .arg(header_path.to_str().unwrap())
+        .args(&[
+            "--",
+            "-DUSE_BINDGEN",
+            "-D_FILE_OFFSET_BITS=64",
+            "-D_LARGEFILE_SOURCE",
+            "-D_LARGEFILE64_SOURCE",
+        ])
+        .status()?;
+    assert!(status.success());
+    Ok(())
+}
+
+fn main() -> io::Result<()> {
+    pkg_config::Config::new().probe("vboot_host").unwrap();
+    bindings_generation()
+}