1 files changed, 38 insertions, 0 deletions
diff --git a/mozglue/static/rust/build.rs b/mozglue/static/rust/build.rs
new file mode 100644
index 0000000000..5bc6bae40c
--- /dev/null
+++ b/mozglue/static/rust/build.rs
@@ -0,0 +1,38 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+use std::env;
+use std::path::PathBuf;
+
+fn main() {
+    let dist_path = {
+        let path = PathBuf::from(env::var_os("MOZ_DIST").unwrap());
+        if !path.is_absolute() || !path.is_dir() {
+            panic!(
+                "MOZ_DIST must be an absolute directory, was: {}",
+                path.display()
+            );
+        }
+        path
+    };
+    let topobjdir = {
+        let path = PathBuf::from(env::var_os("MOZ_TOPOBJDIR").unwrap());
+        if !path.is_absolute() || !path.is_dir() {
+            panic!(
+                "MOZ_TOPOBJDIR must be an absolute directory, was: {}",
+                path.display()
+            );
+        }
+        path
+    };
+    let mut build = cc::Build::new();
+    build.cpp(true);
+    // For js-confdefs.h, see wrappers.cpp.
+    build.include(topobjdir.join("js").join("src"));
+    build.include(dist_path.join("include"));
+    build.define("MOZ_HAS_MOZGLUE", None);
+    build.file("wrappers.cpp");
+    build.compile("wrappers");
+    println!("cargo:rerun-if-changed=wrappers.cpp");
+}