59 lines
2.1 KiB
Rust
59 lines
2.1 KiB
Rust
use crate::ClapPlugin;
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/// Re-export for the wrapper.
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pub use ::clap_sys::entry::clap_plugin_entry;
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pub use ::clap_sys::version::CLAP_VERSION;
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/// Export a CLAP plugin from this library using the provided plugin type.
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#[macro_export]
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macro_rules! nih_export_clap {
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($plugin_ty:ty) => {
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// We need a function pointer to a [wrapper::get_factory()] that creates a factory for
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// `$plugin_ty`, so we need to generate the function inside of this macro
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#[doc(hidden)]
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mod clap {
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// We don't need any special initialization or deinitialization handling
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pub fn init(_plugin_path: *const ::std::os::raw::c_char) -> bool {
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nih_log!("clap::init()");
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true
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}
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pub fn deinit() {
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nih_log!("clap::deinit()");
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}
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pub fn get_factory(
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factory_id: *const ::std::os::raw::c_char,
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) -> *const ::std::ffi::c_void {
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nih_log!("clap::get_factory({:?})", unsafe {
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::std::ffi::CStr::from_ptr(factory_id)
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});
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std::ptr::null()
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}
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}
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#[no_mangle]
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#[used]
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pub static clap_entry: ::nih_plug::wrapper::clap::clap_plugin_entry =
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::nih_plug::wrapper::clap::clap_plugin_entry {
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clap_version: ::nih_plug::wrapper::clap::CLAP_VERSION,
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// These function pointers are marked as `extern "C"`but there's no reason why the symbols
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// would need to be exported, so we need these transmutes
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init: unsafe {
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::std::mem::transmute(
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self::clap::init as fn(*const ::std::os::raw::c_char) -> bool,
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)
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},
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deinit: unsafe { ::std::mem::transmute(self::clap::deinit as fn()) },
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get_factory: unsafe {
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::std::mem::transmute(
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self::clap::get_factory
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as fn(*const ::std::os::raw::c_char) -> *const ::std::ffi::c_void,
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)
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},
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};
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};
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}
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