Build custom libgc

build.rs

@@ -0,0 +1,37 @@
+extern crate cmake;
+
+const LIB_ATOMIC_OPS_DIR: &str = "vendor/libatomic_ops";
+const LIB_GC_DIR: &str = "vendor/bdwgc";
+
+fn main() {
+    for dir in &[LIB_ATOMIC_OPS_DIR, LIB_GC_DIR] {
+        std::process::Command::new("sh")
+            .arg("-c")
+            .arg(format!("cd {} && ./autogen.sh", dir))
+            .output()
+            .unwrap();
+    }
+
+    let dst = autotools::Config::new(LIB_ATOMIC_OPS_DIR)
+        .cflag("-fPIC")
+        .build();
+
+    println!(
+        "cargo:rustc-link-search=native={}",
+        dst.join("lib").display()
+    );
+    println!("cargo:rustc-link-lib=static=atomic_ops");
+
+    let dst = autotools::Config::new(LIB_GC_DIR)
+        .cflag(format!(
+            "-I{} -L/lib/x86_64-linux-gnu -lpthread -fPIC",
+            dst.join("include").display()
+        ))
+        .build();
+
+    println!(
+        "cargo:rustc-link-search=native={}",
+        dst.join("lib").display()
+    );
+    println!("cargo:rustc-link-lib=static=gc");
+}