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extern crate pkg_config;
use std::env;
use std::path::PathBuf;
fn main() {
let libexif_path = env::var("LIBEXIF_STATIC_LIBRARY_PATH");
match libexif_path {
Ok(path) => {
println!("cargo:rustc-link-lib=static={}", path);
}
Err(_) => {
pkg_config::Config::new()
.atleast_version("0.6.24")
.statik(true)
.probe("libexif")
.unwrap();
}
};
// The bindgen::Builder is the main entry point
// to bindgen, and lets you build up options for
// the resulting bindings.
let bindings = bindgen::Builder::default()
// The input header we would like to generate
// bindings for.
.header("wrapper.h")
// Tell cargo to invalidate the built crate whenever any of the
// included header files changed.
.parse_callbacks(Box::new(bindgen::CargoCallbacks::new()))
// Finish the builder and generate the bindings.
.generate()
// Unwrap the Result and panic on failure.
.expect("Unable to generate bindings");
// Write the bindings to the $OUT_DIR/bindings.rs file.
let out_path = PathBuf::from("src/bindings");
bindings
.write_to_file(out_path.join("bindings.rs"))
.expect("Couldn't write bindings!");
}