allow build to run on windows as well

rust/build.rs

@@ -6,19 +6,39 @@ fn main() {
     Command::new("rm")
         .arg("./src/webserver/bundle.js")
         .output()
-        .expect("failed to execute process");
+        .unwrap();
 
-    let output = Command::new("npx")
-        .arg("webpack")
-        .current_dir("./src_webpack")
-        .output()
-        .expect("failed to execute process");
+    match Command::new("cmd").spawn() {
+        Ok(_) => {
+            println!("Assuming build on windows");
+            let output = Command::new("cmd")
+            .arg("/K")
+            .arg("npx")
+            .arg("webpack")
+            .current_dir("./src_webpack")
+            .output()
+            .unwrap();
+            println!("status: {}", output.status);
+            println!("stdout: {}", String::from_utf8_lossy(&output.stdout));
+            println!("stderr: {}", String::from_utf8_lossy(&output.stderr));
+            assert!(output.status.success());
+        },
+        Err(_) => {
+            println!("Assuming build on linux");
+            let output = Command::new("bash")
+            .arg("webpack")
+            .current_dir("./src_webpack")
+            .output()
+            .unwrap();
+            println!("status: {}", output.status);
+            println!("stdout: {}", String::from_utf8_lossy(&output.stdout));
+            println!("stderr: {}", String::from_utf8_lossy(&output.stderr));
+            assert!(output.status.success());
+        }, 
+
+    }
 
-    println!("status: {}", output.status);
-    println!("stdout: {}", String::from_utf8_lossy(&output.stdout));
-    println!("stderr: {}", String::from_utf8_lossy(&output.stderr));
 
-    assert!(output.status.success());
 
     embuild::espidf::sysenv::output();
     let _ = EmitBuilder::builder().all_git().emit();