run

#!/bin/sh

clear

export DISPLAY=:3.0
export SDL_VIDEODRIVER=x11
export SDL_VIDEO_WINDOW_POS=0,0
export SDL_VIDEO_CENTERED=0

# Cleanup function
cleanup() {
    echo ""
    echo "===== Cleaning up ====="
    
    # Kill the user command if it's still running
    if [ -n "$USER_CMD_PID" ] && kill -0 $USER_CMD_PID 2>/dev/null; then
        kill $USER_CMD_PID 2>/dev/null
        sleep 0.5
        kill -0 $USER_CMD_PID 2>/dev/null && kill -9 $USER_CMD_PID 2>/dev/null
    fi
    
    # Kill xserver-screen
    if [ -n "$XSERVER_PID" ] && sudo kill -0 $XSERVER_PID 2>/dev/null; then
        sudo kill $XSERVER_PID 2>/dev/null
        sleep 0.5
        sudo kill -0 $XSERVER_PID 2>/dev/null && sudo kill -9 $XSERVER_PID 2>/dev/null
    fi
    
    # Kill Xvfb
    if [ -n "$XVFB_PID" ] && kill -0 $XVFB_PID 2>/dev/null; then
        kill $XVFB_PID 2>/dev/null
        sleep 0.5
        kill -0 $XVFB_PID 2>/dev/null && kill -9 $XVFB_PID 2>/dev/null
    fi
    
    echo "===== Cleanup complete ====="
    exit 0
}

# Set up trap to catch SIGINT (Ctrl+C) and SIGTERM
trap cleanup INT TERM

Xvfb $DISPLAY -screen 0 192x128x24 &
XVFB_PID=$!

sleep 1

sudo xserver-screen \
        --led-gpio-mapping=regular \
        --led-brightness=60 \
        --led-rows=64 \
        --led-cols=64 \
        --led-chain=3 \
        --led-parallel=2 \
        --led-slowdown-gpio=4 \
        --led-scan-mode=1 \
        --led-limit-refresh=60 \
        --led-pwm-bits=11 \
        --led-panel-type=FM6126A &
XSERVER_PID=$!

sleep 1

echo "===== Running your command: $* ====="
"$@" &
USER_CMD_PID=$!
wait $USER_CMD_PID

echo "===== Command finished ====="
cleanup