fix appimage

electron-cash

@@ -56,7 +56,8 @@ if jnius:
 script_dir = os.path.dirname(os.path.realpath(__file__))
 is_pyinstaller = getattr(sys, 'frozen', False)
 is_android = 'ANDROID_DATA' in os.environ
-is_binary_distributable = is_pyinstaller or is_android
+is_appimage = 'APPIMAGE' in os.environ
+is_binary_distributable = is_pyinstaller or is_android or is_appimage
 is_local = not is_binary_distributable and os.path.exists(os.path.join(script_dir, "electron-cash.desktop"))
 
 if is_local:
@@ -460,6 +461,9 @@ def process_config_options(args):
             if is_pyinstaller:
                 # PyInstaller sets sys.executable to the bundle file
                 portable_dir = os.path.dirname(os.path.realpath(sys.executable))
+            elif is_appimage:
+                # AppImage sets the APPIMAGE environment variable to the bundle file
+                portable_dir = os.path.dirname(os.path.realpath(os.environ["APPIMAGE"]))
             else:
                 # We fall back to getcwd in case nothing else can be used
                 portable_dir = os.getcwd()