Merge pull request #65 from alloncm/feature/configure_bootrom

Add a feature to specify a bootrom path in the cmd

README.md

@@ -18,9 +18,11 @@ magenboy [path_to_rom] [other_optional_flags]
 ```
 
 ### Optional flags
+
 * `--log` - Print logs in debug mode to a file
 * `--file-audio` - Saves the audio to a file
 * `--no-vsync` - Disable vsync
+* `--bootrom [path to bootrom file]` - Specify the path for a bootrom (If not specified the emualtor will look for `dmg_boot.bin` at the cwd)
 
 ## GameBoy
 

gb/src/main.rs

@@ -118,7 +118,14 @@ fn emulation_thread_main(args: Vec<String>, program_name: String, spsc_gfx_devic
     let audio_devices = MultiAudioDevice::new(devices);
     let mut mbc = initialize_mbc(&program_name);
     let joypad_provider = SdlJoypadProvider::new(buttons_mapper);
-    let mut gameboy = match fs::read("Dependencies/Init/dmg_boot.bin"){
+    let bootrom_path = if check_for_terminal_feature_flag(&args, "--bootrom"){
+        let index = args.iter().position(|v| *v == String::from("--bootrom")).unwrap();
+        args.get(index + 1).expect("Error! you must specify a value for the --bootrom parameter").clone()
+    }else{
+        String::from("dmg_boot.bin")
+    };
+
+    let mut gameboy = match fs::read(bootrom_path){
         Result::Ok(file)=>{
             info!("found bootrom!");