part of my ~/.bashrc file

.bashrc

export TESTS=/opt/linux_tests
export PROJECT=$TESTS/projects
export PRODUCTION=$TESTS/production
export TS=/opt/testsuite

function backup { cp $1 ~/.backup/ ; }

function tidy { backup $1 ; perltidy $1 ; mv "$1.tdy" $1 ; }

function gitup { cd $TS ; git pull ; cd - ; cd $TESTS ; git pull ; cd - ; }