add windows build process

.gitignore

@@ -1,3 +1,4 @@
 /target
 /user
 *.zip
+version.txt

Makefile

@@ -1,11 +1,22 @@
 
-release_name = marble_machinations
-bin_name = marble2
+VERSION = `cat version.txt`
+RELEASE_DIRNAME = marble_machinations_${VERSION}
+BIN_NAME = marble-machinations
+
+TARGET_W64 = x86_64-pc-windows-gnu
 
 linux:
 	cargo build --release
-	mkdir ${release_name}
-	cp target/release/${bin_name} ${release_name}/
-	cp -r assets levels ${release_name}/
-	zip -r ${release_name}_linux.zip ${release_name}/
-	rm -rf ${release_name}
+	mkdir ${RELEASE_DIRNAME}
+	cp target/release/${BIN_NAME} ${RELEASE_DIRNAME}/
+	cp -r assets levels ${RELEASE_DIRNAME}/
+	zip -r ${RELEASE_DIRNAME}_linux.zip ${RELEASE_DIRNAME}/
+	rm -rf ${RELEASE_DIRNAME}
+
+windows:
+	cargo build --release --target=${TARGET_W64}
+	mkdir ${RELEASE_DIRNAME}_win
+	cp target/${TARGET_W64}/release/${BIN_NAME}.exe ${RELEASE_DIRNAME}_win/
+	cp -r assets levels ${RELEASE_DIRNAME}_win/
+	zip -r ${RELEASE_DIRNAME}_win.zip ${RELEASE_DIRNAME}_win/
+	rm -rf ${RELEASE_DIRNAME}_win

build.rs

@@ -0,0 +1,6 @@
+use std::{fs::File, io::Write};
+
+fn main(){
+	let version = concat!("v", env!("CARGO_PKG_VERSION"));
+	File::create("version.txt").unwrap().write_all(version.as_bytes()).unwrap();
+}