33 lines
929 B
Rust
33 lines
929 B
Rust
use std::path::{Path, PathBuf};
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use std::{env, time};
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fn main() {
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if env::var("CARGO_BUILD_TARGET_DIR").is_ok() {
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let cargo_dir = PathBuf::from(env::var("CARGO_MANIFEST_DIR").unwrap());
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let target_dir = PathBuf::from(env::var("CARGO_BUILD_TARGET_DIR").unwrap());
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run_cbindgen(&cargo_dir, &target_dir);
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}
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}
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fn run_cbindgen(cargo_dir: &Path, target_dir: &Path) {
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let out = target_dir.join("drone_controller.h");
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cbindgen::Builder::new()
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.with_crate(cargo_dir)
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.with_language(cbindgen::Language::Cxx)
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.with_pragma_once(true)
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.generate()
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.expect("Unable to generate bindings")
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.write_to_file(&out);
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println!("cargo:rerun-if-changed={}", out.display());
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println!(
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"cargo:rerun-if-changed={}",
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time::SystemTime::now()
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.duration_since(time::UNIX_EPOCH)
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.unwrap()
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.as_secs()
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);
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}
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