Files
neon/postgres_ffi/build.rs

39 lines
1.3 KiB
Rust

extern crate bindgen;
use std::env;
use std::path::PathBuf;
fn main() {
// Tell cargo to invalidate the built crate whenever the wrapper changes
println!("cargo:rerun-if-changed=pg_control_ffi.h");
// 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("pg_control_ffi.h")
// Tell cargo to invalidate the built crate whenever any of the
// included header files changed.
.parse_callbacks(Box::new(bindgen::CargoCallbacks))
.whitelist_type("ControlFileData")
.whitelist_var("PG_CONTROL_FILE_SIZE")
.whitelist_var("PG_CONTROLFILEDATA_OFFSETOF_CRC")
.whitelist_type("DBState")
.clang_arg("-I../vendor/postgres/src/include")
// 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(env::var("OUT_DIR").unwrap());
bindings
.write_to_file(out_path.join("bindings.rs"))
.expect("Couldn't write bindings!");
}