42 lines
1.2 KiB
Rust
42 lines
1.2 KiB
Rust
use std::env;
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use std::path::PathBuf;
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use bindgen::CargoCallbacks;
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use gobuild::BuildMode;
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use std::path::Path;
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fn main() {
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// Find compiler: if /usr/local/go/bin/go exists, use that
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// otherwise, rely on PATH
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let compiler = if Path::new("/usr/local/go/bin/go").exists() {
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println!("Using /usr/local/go/bin/go");
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"/usr/local/go/bin/go"
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} else {
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"go"
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};
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gobuild::Build::new().compiler(compiler).buildmode(BuildMode::CArchive).file("main.go").compile("nebulaffi");
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println!("Go compile success");
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let out_path = PathBuf::from(env::var("OUT_DIR").unwrap());
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println!("cargo:rustc-link-search={}", out_path.display());
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println!("cargo:rustc-link-lib=dylib=nebulaffi");
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println!("cargo:rerun-if-changed=go.mod");
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println!("cargo:rerun-if-changed=go.sum");
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println!("cargo:rerun-if-changed=main.go");
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println!("Generating bindings");
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let bindings = bindgen::Builder::default()
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.header(out_path.join("libnebulaffi.h").display().to_string())
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.parse_callbacks(Box::new(CargoCallbacks))
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.generate()
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.expect("Error generating CFFI bindings");
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bindings
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.write_to_file(out_path.join("bindings.rs"))
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.expect("Couldn't write bindings!");
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}
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