pg-extend 0.2.1

A library for extending Postgres with Rust. 
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// Copyright 2018 Benjamin Fry <benjaminfry@me.com>
//
// Licensed under the Apache License, Version 2.0, <LICENSE-APACHE or
// http://apache.org/licenses/LICENSE-2.0> or the MIT license <LICENSE-MIT or
// http://opensource.org/licenses/MIT>, at your option. This file may not be
// copied, modified, or distributed except according to those terms.

extern crate bindgen;

use std::env;
use std::path::PathBuf;

fn main() {
    let pg_include = env::var("PG_INCLUDE_PATH").expect("set environment variable PG_INCLUDE_PATH to the Postgres install include dir, e.g. /var/lib/pgsql/include/server");

    // println!("cargo:rustc-link-search=/Users/benjaminfry/Downloads/postgresql-11.1/src/common");
    // println!("cargo:rustc-link-lib=pgcommon_srv");

    // pkg_config::Config::new().atleast_version("11.1").probe("libpq").unwrap();
    // pkg_config::Config::new().atleast_version("11.1").probe("libecpg").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()
        .clang_arg(format!("-I{}",pg_include))
        // The input header we would like to generate
        // bindings for.
        .header("wrapper.h")
        .rustfmt_bindings(true)
        // FIXME: add this back
        .layout_tests(false);
    
        // Finish the builder and generate the bindings.
    let bindings = 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("postgres.rs"))
        .expect("Couldn't write bindings!");
}