61 lines
1.7 KiB
Rust
61 lines
1.7 KiB
Rust
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use cmake::Config;
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use std::env;
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use std::path::{Path, PathBuf};
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use std::fs::canonicalize;
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pub enum LinkType {
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Dynamic,
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Static
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}
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impl LinkType {
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fn detect() -> LinkType {
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if cfg!(feature = "static") {
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LinkType::Static
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} else {
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LinkType::Dynamic
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}
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}
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fn link_lib(&self) -> &'static str {
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match self {
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LinkType::Dynamic => "dylib=",
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LinkType::Static => "static="
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}
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}
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fn target_name(&self) -> &'static str {
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match self {
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LinkType::Dynamic => "aeron_driver",
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LinkType::Static => "aeron_driver_static"
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}
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}
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}
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pub fn main() {
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println!("cargo:rerun-if-changed=build.rs");
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println!("cargo:rerun-if-changed=bindings.h");
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let aeron_path = canonicalize(Path::new("./aeron")).unwrap();
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let header_path = aeron_path.join("aeron-driver/src/main/c");
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let out_path = PathBuf::from(env::var("OUT_DIR").unwrap());
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let link_type = LinkType::detect();
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println!("cargo:rustc-link-lib={}{}", link_type.link_lib(), link_type.target_name());
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let lib_dir = Config::new(&aeron_path)
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.build_target(link_type.target_name())
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.build();
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println!("cargo:rustc-link-search=native={}", lib_dir.join("build/lib").display());
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println!("cargo:include={}", header_path.display());
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let bindings = bindgen::Builder::default()
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.clang_arg(&format!("-I{}", header_path.display()))
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.header("bindings.h")
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.generate()
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.expect("Unable to generate aeron_driver 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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