basic MacOS version

build.rs

@@ -0,0 +1,61 @@
+
+fn main() {
+    let target_os = "macos";
+    //let target_arch = "arm64";
+
+    let libwebrtc_dir = std::path::PathBuf::from("./libwebrtc");
+
+
+    // Just required for the bridge build to succeed.
+    let includes = &[
+        std::path::PathBuf::from("./include"),
+        libwebrtc_dir.join("include/"),
+        libwebrtc_dir.join("include/third_party/abseil-cpp/"),
+        libwebrtc_dir.join("include/third_party/libc++/"),
+    ];
+
+    let mut builder = cxx_build::bridges(&["src/main.rs"]);
+    builder.flag("-std=c++17"); // Not sure about this .. Shouldn't this be c++14 ?
+    builder.file("src/peer_connection_factory.cpp");
+
+    for include in includes {
+        builder.include(include);
+    }
+
+    match target_os {
+        "macos" => {
+            println!("cargo:rustc-link-lib=dylib=c++");
+            println!("cargo:rustc-link-lib=framework=Foundation");
+            println!("cargo:rustc-link-lib=framework=AVFoundation");
+            println!("cargo:rustc-link-lib=framework=CoreAudio");
+            println!("cargo:rustc-link-lib=framework=AudioToolbox");
+            println!("cargo:rustc-link-lib=framework=Appkit");
+            println!("cargo:rustc-link-lib=framework=CoreMedia");
+            println!("cargo:rustc-link-lib=framework=CoreGraphics");
+
+            builder.flag("-stdlib=libc++")
+                .define("WEBRTC_ENABLE_OBJC_SYMBOL_EXPORT", None)
+                .define("WEBRTC_POSIX", None)
+                .define("WEBRTC_MAC", None);
+        }
+        _ => {
+            eprintln!("Unsupported platform, {}", target_os);
+            std::process::exit(1);
+        }
+    }
+
+    builder.warnings(false).compile("lkwebrtc");
+
+    println!("cargo:rustc-link-search=native={}", libwebrtc_dir.canonicalize().unwrap().to_str().unwrap());
+    println!("cargo:rustc-link-lib=static=webrtc");
+
+    for entry in glob::glob("./src/**/*.cpp").unwrap() {
+        println!("cargo:rerun-if-changed={}", entry.unwrap().display().to_string());
+    }
+
+    for entry in glob::glob("./include/**/*.h").unwrap() {
+        println!("cargo:rerun-if-changed={}", entry.unwrap().display().to_string());
+    }
+
+    println!("cargo:rerun-if-changed=src/main.rs");
+}