Better handling for server commandline args

Cargo.toml

@@ -12,14 +12,5 @@ crc32fast = "1.3.2"
 crossterm = "0.27.0"
 interprocess = "1.2.1"
 ratatui = "0.23.0"
-rodio = {version = "0.17.3", features = [
-	"claxon",
-	"flac",
-	"hound",
-	"lewton",
-	"mp3",
-	"symphonia-all",
-	"vorbis",
-	"wav",
-]}
+rodio = {version = "0.17.3", features = [ "symphonia-all" ], default-features = false }
 serde = "1.0.196"

src/lib.rs

@@ -62,7 +62,8 @@ pub mod server {
     pub enum ServerError {
         Other(String),
         Io(std::io::Error),
-        AlreadyStarted,
+        AlreadyRunning,
+        NotRunning,
         MissingRuntimeDir(PathBuf),
     }
 

src/main.rs

@@ -52,7 +52,11 @@ fn main() {
     }
 
     if args.server {
+        if server::is_running().unwrap() {
+            println!("Server is already running");
+        } else {
             server::run(args).unwrap();
+        }
         return;
     }
 

src/os_unix.rs

@@ -52,8 +52,8 @@ pub fn run_in_background() -> Result<(), ServerError> {
 pub fn kill() -> Result<(), ServerError> {
     let pid_path = get_pid_path()?;
     let socket_path = get_socket_path()?;
-    let pid = String::from_utf8(fs::read(&pid_path).map_err(|err| ServerError::Io(err))?)
-        .map_err(|err| ServerError::from_debuggable(err))?;
+    let pid = fs::read(&pid_path).map_err(|_| ServerError::NotRunning)?;
+    let pid = String::from_utf8(pid).map_err(|err| ServerError::from_debuggable(err))?;
     let pid = pid.trim();
     Command::new("kill")
         .arg(pid)

src/server.rs

@@ -153,13 +153,17 @@ fn handle_error(err: ServerError) -> i32 {
             eprintln!("IO error: {err}");
             2
         }
-        ServerError::AlreadyStarted => {
+        ServerError::AlreadyRunning => {
             eprintln!("Server already running");
             100
         }
+        ServerError::NotRunning => {
+            eprintln!("Server is not running");
+            101
+        }
         ServerError::MissingRuntimeDir(path) => {
             eprintln!("Missing runtime directory: {}", path.to_string_lossy());
-            101
+            200
         }
     }
 }