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Add bundler support for VST2 plugins

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This commit is contained in:
Robbert van der Helm 2022-03-02 10:07:39 +01:00
parent 8e0597b780
commit 4e9f64f494
1 changed files with 38 additions and 2 deletions
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40
nih_plug_xtask/src/lib.rs
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@ -148,12 +148,17 @@ pub fn bundle(package: &str, args: &[String]) -> Result<()> {
}
// We'll detect the pugin formats supported by the plugin binary and create bundled accordingly
// TODO: Support VST2 at some point
// NOTE: NIH-plug does not support VST2, but we'll support bundling VST2 plugins anyways because
// this bundler can also be used standalone.
let bundle_clap = symbols::exported(&lib_path, "clap_entry")
.with_context(|| format!("Could not parse '{}'", lib_path.display()))?;
// We'll ignore the platofrm-specific entry points for VST2 plugins since there's no reason to
// create a new Rust VST2 plugin that doesn't work in modern DAWs
let bundle_vst2 = symbols::exported(&lib_path, "VSTPluginMain")
.with_context(|| format!("Could not parse '{}'", lib_path.display()))?;
let bundle_vst3 = symbols::exported(&lib_path, "GetPluginFactory")
.with_context(|| format!("Could not parse '{}'", lib_path.display()))?;
let bundled_plugin = bundle_clap || bundle_vst3;
let bundled_plugin = bundle_clap || bundle_vst2 || bundle_vst3;
eprintln!();
if bundle_clap {
@ -177,6 +182,27 @@ pub fn bundle(package: &str, args: &[String]) -> Result<()> {
eprintln!("Created a CLAP bundle at '{}'", clap_bundle_home.display());
}
if bundle_vst2 {
let vst2_bundle_library_name = vst2_bundle_library_name(&bundle_name, compilation_target);
let vst2_lib_path = Path::new(BUNDLE_HOME).join(&vst2_bundle_library_name);
fs::create_dir_all(vst2_lib_path.parent().unwrap())
.context("Could not create VST2 bundle directory")?;
reflink::reflink_or_copy(&lib_path, &vst2_lib_path)
.context("Could not copy library to VST2 bundle")?;
// VST2 only uses bundles on macOS, so we'll just take the first component of the library
// name instead
let vst2_bundle_home = Path::new(BUNDLE_HOME).join(
Path::new(&vst2_bundle_library_name)
.components()
.next()
.expect("Malformed VST2 library path"),
);
maybe_create_macos_bundle_metadata(package, &vst2_bundle_home, compilation_target)?;
eprintln!("Created a VST2 bundle at '{}'", vst2_bundle_home.display());
}
if bundle_vst3 {
let vst3_lib_path =
Path::new(BUNDLE_HOME).join(vst3_bundle_library_name(&bundle_name, compilation_target));
@ -290,6 +316,16 @@ fn clap_bundle_library_name(package: &str, target: CompilationTarget) -> String
}
}
/// On Linux and Windows VST2 plugins are regular library files, and on macOS they are put in a
/// bundle.
fn vst2_bundle_library_name(package: &str, target: CompilationTarget) -> String {
match target {
CompilationTarget::Linux64 | CompilationTarget::Linux32 => format!("{package}.so"),
CompilationTarget::Windows64 | CompilationTarget::Windows32 => format!("{package}.dll"),
CompilationTarget::Mac64 => format!("{package}.vst/Contents/MacOS/{package}"),
}
}
/// The full path to the library file inside of a VST3 bundle, including the leading `.vst3`
/// directory.
///