maolan_engine/plugins/
mod.rs

1pub mod clap_proc;
2pub mod ipc;
3#[cfg(all(unix, not(target_os = "macos")))]
4pub mod lv2_proc;
5pub mod types;
6pub mod vst3_proc;
7
8pub use types::*;
9
10use serde::de::DeserializeOwned;
11
12/// Scan plugins of the given format by spawning `maolan-plugin-host --scan`.
13pub fn scan_plugins<T: DeserializeOwned>(format: &str) -> Result<Vec<T>, String> {
14    let host_bin = ipc::find_plugin_host_binary().ok_or("maolan-plugin-host binary not found")?;
15
16    let output = std::process::Command::new(&host_bin)
17        .arg("--scan")
18        .arg("--format")
19        .arg(format)
20        .arg("--path")
21        .arg("--system")
22        .output()
23        .map_err(|e| format!("failed to spawn plugin-host scanner: {e}"))?;
24
25    if !output.status.success() {
26        let stderr = String::from_utf8_lossy(&output.stderr);
27        return Err(format!(
28            "plugin-host scanner exited with code {:?}: {stderr}",
29            output.status.code()
30        ));
31    }
32
33    let json = String::from_utf8_lossy(&output.stdout);
34    serde_json::from_str(&json).map_err(|e| format!("failed to parse scan JSON: {e}"))
35}
maolan_engine/plugins/mod.rs

maolan_engine/plugins/
mod.rs
