TYPO3 Core: Search for similar documentation *.rst files

typo3-documentation-compare.sh

#!/bin/bash

##############################################################################################
# searching for similar documentation *.rst files in e.g.
# typo3/sysext/core/Documentation/Changelog organized in
# different sub-directories
#
# @license MIT
# @author Oliver Hader <oliver@typo3.org>
##############################################################################################

###
# Usage:
# cd typo3/sysext/core/Documentation/Changelog
# ~/typo3-documentation-compare.sh
###

otherDirectoryExclude=""
fileExcludePattern="Index.rst"

for currentDirectory in $(find * -type d)
do
	echo "* scanning $currentDirectory"
	otherDirectoryExlude="! -wholename $currentDirectory $otherDirectoryExlude"

	# `-I` to ignore, not available for unix `ls`
	for currentFile in $(ls -1 -c $currentDirectory *.rst | grep -v $fileExcludePattern)
	do
		for otherDirectory in $(find * -type d $otherDirectoryExlude)
		do
			if [ -e $otherDirectory/$currentFile ]
			then
				echo "  + $currentDirectory/$currentFile -> $otherDirectory/$currentFile"
			fi
		done
	done
done