A generalization of previous patterns and tips.
Motivation:
Every script must have certain functionality like a help option or an edit option. How incorporate those functionalities without add complexity and extra work to the script?
Solution:
Create a script that hold the functionality needed to add extra options to new scripts. Then, in every new script call that script for added functionalities.
Create a file named paramPattern.sh containing:
scriptPath=`type $1 | awk '{ print $3 }' ` case $2 in -edit) ${EDITOR:-vi} $scriptPath exit 1 ;; -help) sed -n '/^##/s/^## //p' $scriptPath exit 2 ;; esac exit 0In existing or new scripts insert:
paramPattern $0 $1 || exit 1 ...-- GabrielGasparolo (mailto:ggasp@hotmail.com)
See also: OptionParsingInShell