marlin-backupMine_gitClone_diff__i3-RAMPS-DRV8825.sh

#!/bin/bash
# betlog - 2019-07-10--22-50-50
#
# backup relevant files
# remove folder contents
# git clone new marlin into fiolder
# diff backups with new files

sourceArray=(
/Marlin/Configuration_adv.h
/Marlin/Configuration.h
/platformio.ini
)
sourceDir="/home/user/3Dprints/_FIRMWARE/_ACTIVE_/Marlin-bugfix-2.0.x__i3-RAMPS-DRV8825"
backupDir="/home/user/3Dprints/_FIRMWARE/_ACTIVE_/Marlin-bugfix-2.0.x__i3-RAMPS-DRV8825__BACKUP"
#------------------------------------------

backupStamp=$(date +%Y-%m-%d--%H-%M-%S)
kdialog --title "OK?" --yesnocancel "YES - BACKUP/MAKE THE FOLDERS\nNO - JUST MELD"
mainQ=$?
if [[ $mainQ -lt 2 ]]; then
    if [[ $mainQ -eq 0 ]]; then
        # echo "mkdir --parents ${backupDir}/${backupStamp}"
        mkdir --parents "${backupDir}/${backupStamp}"

        for sourceItem in ${sourceArray[@]}; do
        #     echo "rsync -av ${sourceDir}${sourceItem} ${backupDir}/${backupStamp}"
            rsync -av "${sourceDir}${sourceItem}" "${backupDir}/${backupStamp}"
        done

        # echo "mv ${sourceDir} ${sourceDir}__${backupStamp}"
        mv "${sourceDir}" "${sourceDir}__${backupStamp}"


        echo "mkdir ${sourceDir}"
        mkdir "${sourceDir}"
        cd "${sourceDir}"
        # cd ${sourceDir%/*}
        # echo "git clone -b bugfix-2.0.x --single-branch https://github.com/MarlinFirmware/Marlin.git"
        kdialog --title "OK?" --yesno "GIT CLONE MARLIN?"
        if [[ $? -eq 0 ]]; then
            git clone -b bugfix-2.0.x --single-branch https://github.com/MarlinFirmware/Marlin.git . #the period omits the additonal Marlin folder!!!
            echo "Ok, Cloned"
        #     mv "${sourceDir%/*}/Marlin" "${sourceDir}"
        fi
    fi
    if [[ $mainQ -eq 1 ]]; then
         backupStamp=$(find ${backupDir} -type d -prune -exec ls -t {} \; |head -1)
#         backupStamp=$(find ${backupDir}/ -type d -prune -exec ls -t ????-??-??--??-??-?? {} \; |head -1)
    fi
    for originalFile in ${sourceArray[@]}; do
        marlin="${sourceDir}${originalFile}"
        mine="${backupDir}/${backupStamp}${originalFile}"
# was intended to copy absent platform.io over... but it's always included.. so just do regualr diff
#         if [[ ! -f "${marlin}" ]]; then
#             echo "COPYING TO NON EXISTANT FILE:"
#             echo "cp ${mine} --->>> ${marlin}"
#             cp "${mine}" "${marlin}"
#         fi
        echo "meld ${marlin} ${mine}"
        echo "MARLIN on left <<<push<<<  MINE on right"
        meld "${marlin}" "${mine}"
    done
fi
echo FINISHED

# exit
#
# just A STOP-GAP BEFORE I ADDED OTHER CODE
#
# marlin="/home/user/3Dprints/_FIRMWARE/_ACTIVE_/Marlin-bugfix-2.0.x__i3-RAMPS-DRV8825/Marlin/Configuration.h"
# mine="/home/user/3Dprints/_FIRMWARE/_ACTIVE_/Marlin-bugfix-2.0.x__i3-RAMPS-DRV8825__BACKUP/2019-07-10--23-25-30/Marlin/Configuration.h"
# meld "${marlin}" "${mine}"
#
# marlin="/home/user/3Dprints/_FIRMWARE/_ACTIVE_/Marlin-bugfix-2.0.x__i3-RAMPS-DRV8825/Marlin/Configuration_adv.h"
# mine="/home/user/3Dprints/_FIRMWARE/_ACTIVE_/Marlin-bugfix-2.0.x__i3-RAMPS-DRV8825__BACKUP/2019-07-10--23-25-30/Marlin/Configuration_adv.h"
# meld "${marlin}" "${mine}"