#!/usr/bin/env bash                                                                                                                                                                             
                                                                                                                                                                                                
# Timestamps and logs the thermal condition to ~/logs_custom                                                                                                                                    
# Best is to run this script like `watch -n5 -d 'bash log_thermal.sh'`                                                                                                                          
                                                                                                                                                                                                
if [ ! -d ~/logs_custom ]                                                                                                                                                                       
  then mkdir ~/logs_custom                                                                                                                                                                      
fi                                                                                                                                                                                              
                                                                                                                                                                                                
(echo -n "$(date +%F_%T%z) "; cat /sys/class/thermal/thermal_zone0/temp) | tee --append ~/logs_custom/thermal_"$(date +%F)".log