First native windows bridge

Cargo.lock

@@ -1,4 +1,46 @@
+[[package]]
+name = "cc"
+version = "1.0.41"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "cmake"
+version = "0.1.42"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "cc 1.0.41 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "espanso"
 version = "0.1.0"
+dependencies = [
+ "cmake 0.1.42 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
+]
 
+[[package]]
+name = "winapi"
+version = "0.3.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "winapi-i686-pc-windows-gnu 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi-x86_64-pc-windows-gnu 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "winapi-i686-pc-windows-gnu"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "winapi-x86_64-pc-windows-gnu"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[metadata]
+"checksum cc 1.0.41 (registry+https://github.com/rust-lang/crates.io-index)" = "8dae9c4b8fedcae85592ba623c4fd08cfdab3e3b72d6df780c6ead964a69bfff"
+"checksum cmake 0.1.42 (registry+https://github.com/rust-lang/crates.io-index)" = "81fb25b677f8bf1eb325017cb6bb8452f87969db0fedb4f757b297bee78a7c62"
+"checksum winapi 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)" = "8093091eeb260906a183e6ae1abdba2ef5ef2257a21801128899c3fc699229c6"
+"checksum winapi-i686-pc-windows-gnu 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
+"checksum winapi-x86_64-pc-windows-gnu 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"

Cargo.toml

@@ -3,5 +3,12 @@ name = "espanso"
 version = "0.1.0"
 authors = ["Federico Terzi <federicoterzi96@gmail.com>"]
 edition = "2018"
+build="build.rs"
+
+[target.'cfg(windows)'.dependencies]
+winapi = { version = "0.3", features = ["winuser"] }
 
 [dependencies]
+
+[build-dependencies]
+cmake = "0.1.31"

build.rs

@@ -0,0 +1,10 @@
+extern crate cmake;
+use cmake::Config;
+
+fn main()
+{
+    let dst = Config::new("native/libwinbridge").build();
+
+    println!("cargo:rustc-link-search=native={}", dst.display());
+    println!("cargo:rustc-link-lib=static=winbridge");
+}

native/libwinbridge/CMakeLists.txt

@@ -0,0 +1,6 @@
+cmake_minimum_required(VERSION 3.0)
+project(libwinbridge)
+
+add_library(winbridge STATIC bridge.cpp bridge.h)
+
+install(TARGETS winbridge DESTINATION .)

native/libwinbridge/bridge.cpp

@@ -0,0 +1 @@
+#include "bridge.h"

native/libwinbridge/bridge.h

@@ -0,0 +1,11 @@
+#ifndef ESPANSO_BRIDGE_H
+#define ESPANSO_BRIDGE_H
+
+#include <stdio.h>
+
+extern "C" void testcall(float value)
+{
+    printf("Hello, world from C! Value passed: %f\n",value);
+}
+
+#endif //ESPANSO_BRIDGE_H

src/main.rs

@@ -1,3 +1,14 @@
-fn main() {
-    println!("Hello, world!");
+#[link(name="winbridge", kind="static")]
+extern {
+    // this is rustified prototype of the function from our C library
+    fn testcall(v: f32);
 }
+
+fn main() {
+    println!("Hello, world from Rust!");
+
+    // calling the function from foo library
+    unsafe {
+        testcall(3.14159);
+    };
+}