Create directories only if feature is enabled

parity/blockchain.rs

@@ -117,7 +117,7 @@ fn execute_import(cmd: ImportBlockchain) -> Result<String, String> {
 	let panic_handler = PanicHandler::new_in_arc();
 
 	// create dirs used by parity
-	try!(cmd.dirs.create_dirs());
+	try!(cmd.dirs.create_dirs(false, false));
 
 	// load spec file
 	let spec = try!(cmd.spec.spec());
@@ -263,7 +263,7 @@ fn execute_export(cmd: ExportBlockchain) -> Result<String, String> {
 	let panic_handler = PanicHandler::new_in_arc();
 
 	// create dirs used by parity
-	try!(cmd.dirs.create_dirs());
+	try!(cmd.dirs.create_dirs(false, false));
 
 	let format = cmd.format.unwrap_or_default();
 

parity/dir.rs

@@ -44,11 +44,15 @@ impl Default for Directories {
 }
 
 impl Directories {
-	pub fn create_dirs(&self) -> Result<(), String> {
+	pub fn create_dirs(&self, dapps_enabled: bool, signer_enabled: bool) -> Result<(), String> {
 		try!(fs::create_dir_all(&self.db).map_err(|e| e.to_string()));
 		try!(fs::create_dir_all(&self.keys).map_err(|e| e.to_string()));
-		try!(fs::create_dir_all(&self.signer).map_err(|e| e.to_string()));
-		try!(fs::create_dir_all(&self.dapps).map_err(|e| e.to_string()));
+		if signer_enabled {
+			try!(fs::create_dir_all(&self.signer).map_err(|e| e.to_string()));
+		}
+		if dapps_enabled {
+			try!(fs::create_dir_all(&self.dapps).map_err(|e| e.to_string()));
+		}
 		Ok(())
 	}
 

parity/run.rs

@@ -110,7 +110,7 @@ pub fn execute(cmd: RunCmd, logger: Arc<RotatingLogger>) -> Result<(), String> {
 	raise_fd_limit();
 
 	// create dirs used by parity
-	try!(cmd.dirs.create_dirs());
+	try!(cmd.dirs.create_dirs(cmd.dapps_conf.enabled, cmd.signer_conf.enabled));
 
 	// load spec
 	let spec = try!(cmd.spec.spec());