Test errno defines

1 files changed, 32 insertions, 0 deletions

diff --git a/nix-test/build.rs b/nix-test/build.rs
new file mode 100644
index 00000000..cb9cae9b
--- /dev/null
+++ b/nix-test/build.rs
@@ -0,0 +1,32 @@
+#![feature(env, process)]
+
+use std::env;
+use std::process::Command;
+
+pub fn main() {
+    let root   = env::var("CARGO_MANIFEST_DIR").unwrap();
+    let make   = root.clone() + "/Makefile";
+    let src    = root.clone() + "/src";
+    let out    = env::var("OUT_DIR").unwrap();
+    let target = env::var("TARGET").unwrap();
+
+    let os = if target.contains("linux") {
+        "LINUX"
+    } else if target.contains("darwin") {
+        "DARWIN"
+    } else {
+        "UNKNOWN"
+    };
+
+    let res = Command::new("make")
+        .arg("-f").arg(&make)
+        .current_dir(&out)
+        .env("VPATH", &src)
+        .env("OS", os)
+        .spawn().unwrap()
+        .wait().unwrap();
+
+    assert!(res.success());
+
+    println!("cargo:rustc-flags=-L {}/", out);
+}