fixed slop crashing when failing to grab keyboard for real

CMakeLists.txt

 
 include_directories("${PROJECT_BINARY_DIR}")
 
-add_definitions(-DSLOP_VERSION="v5.3.29")
+add_definitions(-DSLOP_VERSION="v5.3.30")
 
 # The names have to be unique unfortunately.
 set(EXECUTABLE_NAME "slop")

src/keyboard.cpp

     this->x11 = x11;
     int err = XGrabKeyboard( x11->display, x11->root, False, GrabModeAsync, GrabModeAsync, CurrentTime );
     if ( err != GrabSuccess ) {
-        throw new std::runtime_error( "Failed to grab keyboard.\n" );
+        //throw new std::runtime_error( "Failed to grab keyboard.\n" );
     }
     XQueryKeymap( x11->display, deltaState );
     keyDown = false;

src/slop.cpp

     // Set up x11 temporarily
     x11 = new X11(options->xdisplay);
     XErrorHandler ph = XSetErrorHandler(slop::TmpXError);
-    try {
-        keyboard = new Keyboard( x11 );
-    } catch (...) {
-        if ( !quiet && !options->nokeyboard) {
-            std::cerr << "Failed to grab keyboard, continuing...\n";
-        }
-    }
+    keyboard = new Keyboard( x11 );
     XSetErrorHandler(ph);
     bool success = false;
     std::string errorstring = "";