fstapi 0.0.2

API for manipulating Fast Signal Trace (FST) format waveforms.
Documentation 
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use std::{env, path::PathBuf};

fn main() {
  // Compile C sources to library.
  cc::Build::new()
    .files(["csrc/fastlz.c", "csrc/fstapi.c", "csrc/lz4.c"])
    .define("FST_WRITER_PARALLEL", None)
    .include("csrc")
    .flag_if_supported("-Wno-unused-but-set-variable")
    .compile("fst");

  // Rebuild if C source changes.
  println!("cargo:rerun-if-changed=csrc");

  // Link with zlib.
  println!("cargo:rustc-link-lib=z");

  // Generate bindings.
  let bindings = bindgen::Builder::default()
    .header("csrc/fstapi.h")
    .allowlist_type(r#"(fst|FST_)\w+"#)
    .allowlist_function(r#"(fst|FST_)\w+"#)
    .allowlist_var(r#"(fst|FST_)\w+"#)
    .generate()
    .expect("failed to generate bindings");

  // Write the bindings to file.
  let out_path = PathBuf::from(env::var("OUT_DIR").unwrap()).join("bindings.rs");
  bindings
    .write_to_file(out_path)
    .expect("failed to write bindings");
}