29 lines
1 KiB
Rust
29 lines
1 KiB
Rust
use std::env;
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use std::fs::File;
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use std::io::Write;
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use std::path::{Path, PathBuf};
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fn main() {
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let out_dir = PathBuf::from(env::var("OUT_DIR").unwrap());
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let mut dst =
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File::create(Path::new(&out_dir).join("host-target.txt")).unwrap();
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dst.write_all(env::var("TARGET").unwrap().as_bytes())
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.unwrap();
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// On behalf of clang_sys, rebuild ourselves if important configuration
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// variables change, to ensure that bindings get rebuilt if the
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// underlying libclang changes.
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println!("cargo:rerun-if-env-changed=LLVM_CONFIG_PATH");
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println!("cargo:rerun-if-env-changed=LIBCLANG_PATH");
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println!("cargo:rerun-if-env-changed=LIBCLANG_STATIC_PATH");
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println!("cargo:rerun-if-env-changed=BINDGEN_EXTRA_CLANG_ARGS");
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println!(
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"cargo:rerun-if-env-changed=BINDGEN_EXTRA_CLANG_ARGS_{}",
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std::env::var("TARGET").unwrap()
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);
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println!(
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"cargo:rerun-if-env-changed=BINDGEN_EXTRA_CLANG_ARGS_{}",
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std::env::var("TARGET").unwrap().replace('-', "_")
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);
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}
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