lapcheck.sh

lapcheck.sh

#!/bin/bash

echo "=== SYSTEM SPEC CHECK ==="
echo

# CPU
echo "-- CPU --"
lscpu | grep -E 'Model name|CPU\(s\)' || echo "CPU info unavailable"
echo

# RAM
echo "-- RAM --"
free -h | grep Mem || echo "RAM info unavailable"
echo
echo "Detailed RAM:"
sudo dmidecode -t memory 2>/dev/null | grep -E 'Size:|Speed:|Type:' | sed 's/^[ \t]*//' || echo "dmidecode unavailable (need root)"
echo

# Battery
echo "-- BATTERY --"
BATDIR="/sys/class/power_supply"

if ls $BATDIR | grep -q BAT; then
    BAT=$(ls $BATDIR | grep BAT | head -n 1)
    BD="$BATDIR/$BAT"

    echo "Battery detected: $BAT"
    
    # Current full capacity
    if [[ -f "$BD/energy_full" ]]; then
        FULL=$(cat "$BD/energy_full")
        DESIGN=$(cat "$BD/energy_full_design")
    elif [[ -f "$BD/charge_full" ]]; then
        FULL=$(cat "$BD/charge_full")
        DESIGN=$(cat "$BD/charge_full_design")
    fi

    if [[ ! -z "$FULL" ]]; then
        HEALTH=$(( 100 * FULL / DESIGN ))
        echo "Health: $HEALTH% (Full: $FULL, Design: $DESIGN)"
    fi

    # Cycle count
    if [[ -f "$BD/cycle_count" ]]; then
        echo "Cycle count: $(cat $BD/cycle_count)"
    else
        echo "Cycle count: Not reported"
    fi

else
    echo "No battery found"
fi

echo
echo "=== DONE ==="