libspatialite rust wrapper

build.rs

extern crate bindgen_make;
extern crate cmake;

use std::path::Path;
use std::env;

fn main() {
    let dst = cmake::Config::new(Path::new("3rdparty")).build();
    println!("cargo:rustc-link-search=native={}", dst.display());
    println!("cargo:rustc-link-lib=static=geos_c");
    println!("cargo:rustc-link-lib=static=spatialite");
    let target = env::var("TARGET").expect("target env var not setted");
    //geos requires std::
    if target.contains("linux-gnu") {
        println!("cargo:rustc-link-lib=stdc++");
        println!("cargo:rustc-link-lib=z");
    }
    println!(
        "rustc-env=SQLITE3_INCLUDE_DIR={}",
        Path::new("3rdparty")
            .join("sqlite-amalgamation-3210000")
            .display()
    );
    println!("rustc-env=SQLITE3_LIB_DIR={}", dst.display());

    let out_dir = env::var("OUT_DIR").unwrap();
    bindgen_make::gen_binding(
        &target,
        &[
            Path::new("3rdparty").join("sqlite-amalgamation-3210000"),
            Path::new("3rdparty")
                .join("libspatialite")
                .join("src")
                .join("headers"),
        ],
        &["spatialite.h", "sqlite3.h"],
        &Path::new(&out_dir).join("spatialite_header.rs"),
    ).expect("generate binding for c failed");
}

CMakeLists.txt

cmake_minimum_required(VERSION 3.9)

add_definitions(
  -DUSE_UNSTABLE_GEOS_CPP_API)
#enable_testing()
add_subdirectory(sqlite-amalgamation-3210000)
add_subdirectory(geos)
set(SQLITE_INCLUDE_DIR sqlite-amalgamation-3210000)
set(SQLITE3_LIBRARY sqlite3)
set(GEOS_C_INCLUDE_DIR ${PROJECT_BINARY_DIR}/geos/capi)
set(GEOS_C_LIBRARY geos_c)
add_subdirectory(libspatialite)