Copy WebRTC.framework when building livekit crate

We determine the location of the target executable directory in a somewhat hacky way, but it seems reasonably stable.

Co-Authored-By: Antonio Scandurra <me@as-cii.com>
This commit is contained in:
Nathan Sobo 2022-09-06 08:56:49 -06:00 committed by Antonio Scandurra
parent 4bcc008cbf
commit 3c2566fc11
2 changed files with 61 additions and 34 deletions

View file

@ -1,12 +1,7 @@
use std::{env, path::PathBuf, process::Command};
fn main() {
println!(
"cargo:rustc-link-search=framework={}",
"crates/live_kit/LiveKitBridge/.build/arm64-apple-macosx/debug"
);
// Find frameworks as a sibling of the executable at runtime
// Find WebRTC.framework as a sibling of the executable when running outside of an application bundle
println!("cargo:rustc-link-arg=-Wl,-rpath,@executable_path");
println!("cargo:rustc-link-lib=framework=ScreenCaptureKit");

View file

@ -29,53 +29,70 @@ pub struct SwiftTarget {
const MACOS_TARGET_VERSION: &str = "12";
fn main() {
build_bridge();
link_swift_stdlib();
let swift_target = get_swift_target();
build_bridge(&swift_target);
link_swift_stdlib(&swift_target);
link_webrtc_framework(&swift_target);
}
fn build_bridge() {
let profile = env::var("PROFILE").unwrap();
let package_name = "LiveKitBridge";
let package_root = env::current_dir().unwrap().join(package_name);
fn build_bridge(swift_target: &SwiftTarget) {
let swift_package_root = swift_package_root();
if !Command::new("swift")
.args(&["build", "-c", &profile])
.current_dir(&package_root)
.args(&["build", "-c", &env::var("PROFILE").unwrap()])
.current_dir(&swift_package_root)
.status()
.unwrap()
.success()
{
panic!(
"Failed to compile swift package in {}",
package_root.display()
swift_package_root.display()
);
}
let swift_target_info = get_swift_target();
let swift_out_dir_path = format!(
"{}/.build/{}/{}",
package_root.display(),
swift_target_info.target.unversioned_triple,
profile
);
println!("cargo:rustc-link-search=native={}", swift_out_dir_path);
println!(
"cargo:rustc-link-search=framework={}",
"/Users/nathan/src/zed/crates/live_kit/frameworks"
"cargo:rustc-link-search=native={}",
swift_target.out_dir_path().display()
);
println!("cargo:rustc-link-lib=static={}", package_name);
println!("cargo:rustc-link-lib=framework=WebRTC");
println!("cargo:rustc-link-lib=static={}", SWIFT_PACKAGE_NAME);
}
fn link_swift_stdlib() {
let target = get_swift_target();
if target.target.libraries_require_rpath {
fn link_swift_stdlib(swift_target: &SwiftTarget) {
if swift_target.target.libraries_require_rpath {
panic!("Libraries require RPath! Change minimum MacOS value to fix.")
}
target.paths.runtime_library_paths.iter().for_each(|path| {
println!("cargo:rustc-link-search=native={}", path);
});
swift_target
.paths
.runtime_library_paths
.iter()
.for_each(|path| {
println!("cargo:rustc-link-search=native={}", path);
});
}
fn link_webrtc_framework(swift_target: &SwiftTarget) {
let swift_out_dir_path = swift_target.out_dir_path();
println!("cargo:rustc-link-lib=framework=WebRTC");
println!(
"cargo:rustc-link-search=framework={}",
swift_out_dir_path.display()
);
let source_path = swift_out_dir_path.join("WebRTC.framework");
let target_path = PathBuf::from(env::var("OUT_DIR").unwrap()).join("../../../WebRTC.framework");
assert!(
Command::new("cp")
.arg("-r")
.args(&[&source_path, &target_path])
.status()
.unwrap()
.success(),
"could not copy WebRTC.framework from {:?} to {:?}",
source_path,
target_path
);
}
fn get_swift_target() -> SwiftTarget {
@ -93,3 +110,18 @@ fn get_swift_target() -> SwiftTarget {
serde_json::from_slice(&swift_target_info_str).unwrap()
}
const SWIFT_PACKAGE_NAME: &'static str = "LiveKitBridge";
fn swift_package_root() -> PathBuf {
env::current_dir().unwrap().join(SWIFT_PACKAGE_NAME)
}
impl SwiftTarget {
fn out_dir_path(&self) -> PathBuf {
swift_package_root()
.join(".build")
.join(&self.target.unversioned_triple)
.join(env::var("PROFILE").unwrap())
}
}