22 lines
1.1 KiB
Rust
22 lines
1.1 KiB
Rust
use cxx_qt_build::{CxxQtBuilder, PluginType, QmlModule};
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fn main() {
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// Rust cdylib uses a version script that hides everything not declared
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// `#[no_mangle] pub extern "C"`. cxx-qt's QQmlEngineExtensionPlugin entry
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// points (qt_plugin_instance, qt_plugin_query_metadata_v2) come from
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// compiled C++ and would otherwise be stripped to local visibility, so Qt's
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// plugin loader finds nothing exported. --export-dynamic re-exposes them.
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println!("cargo:rustc-link-arg=-Wl,--export-dynamic");
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// Crane's deps-only build stubs out lib.rs and removes our bridge sources to
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// build a dummy crate that only compiles dependencies. Skip cxx-qt codegen in
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// that case - we just want cxx-qt-lib (the heavy dep) cached, not our own glue.
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let bridge_files = ["src/system_stats.rs", "src/cpu_service.rs"];
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if !bridge_files.iter().all(|p| std::path::Path::new(p).exists()) {
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return;
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}
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CxxQtBuilder::new_qml_module(QmlModule::new("NovaStats").plugin_type(PluginType::Dynamic))
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.files(bridge_files)
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.build();
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}
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