Restore delete windows executable icon functionality

entrusted_client/build.rs

@@ -5,29 +5,35 @@ use std::fs;
 
 fn main() -> Result<(), Box<dyn Error>> {
  println!("cargo:rerun-if-changed=translations");
- 
+
  for entry in fs::read_dir(Path::new("translations"))? {
  let path = entry?.path();
  let input = path.join("LC_MESSAGES").join("messages.po");
 
  if input.exists() {
  println!("cargo:info={}", format!("Processing translation PO file: {}", &input.display()));
- 
+
  let output = path.join("LC_MESSAGES").join("messages.mo");
  let catalog_ret = po_file::parse(Path::new(&input));
 
  match catalog_ret {
- Ok(catalog) => { 
+ Ok(catalog) => {
  if let Err(ex) = mo_file::write(&catalog, Path::new(&output)) {
  return Err(format!("Failed to compile MO file for {}.\n{}", &input.display(), ex.to_string()).into());
- } 
+ }
  },
  Err(ex) => {
  return Err(format!("Failed to parse PO file {}.\n{}", &input.display(), ex.to_string()).into());
  }
  }
  }
  }
-
+
+ if let Ok(target_sys) = std::env::var("CARGO_CFG_TARGET_OS") {
+ if target_sys == "windows" {
+ embed_resource::compile("icon.rc");
+ }
+ }
+
  Ok(())
 }