check_for_dups

#!/bin/bash
# LICENCE GPL v2 (c) proaudio team
DUP_FILES="dup_files"
DUP_DEL_FILES="dup_deleted_files"
DUP_EDIT_FILES="dup_edited_files"
DUP_KEEP_FILES="dup_why_keep_files"

DIFF_FILE="portage_vs_proaudio.diff"
echo "This script is meant to determine if a ebuild is already in the"
echo "portage tree. The script has two modes. The standard mode is interactive:"
echo "In this mode you first get a diff between the dup ebuilds, after"
echo "that you should decide if this ebuild should be marked as deletable,"
echo "or if you want to edit it or comment why to keep this ebuild."
echo "Basically three files are created which lists the ebuilds according to"
echo "your decisions:"
echo "The files would be \"$DUP_DEL_FILES\" \"$DUP_KEEP_FILES\" \"$DUP_DEL_FILES\""
echo 
echo "If you want to edit a ebuild. vim is launched opening the overlay version"
echo "the portage's version and also a diff between them"
echo 
echo "--> to enable this mode just press ENTER"
echo 
echo "The second mode activated with [2]"
echo "just generates a list \"$DUP_FILES\" with duped ebuilds"
echo "which mode you'd like to use? [ENTER] or [2] ([CTRL-C] to exit)"
read MODE

if [ "${#PORTAGE_TREE}" == "0" ];then
	PORTAGE_TREE=/usr/portage
fi
for i in */*/*.ebuild;do
	if [ -e "${PORTAGE_TREE}/${i}" ] ;then
		if [ "${MODE}" == "2" ];then
			echo $i >> $DUP_FILES
		else
			diff -u  "${PORTAGE_TREE}/${i}" "$i"|less
			echo "$i"
			echo "What to do with this file?"
			echo "[d]elete, [e]dit or argue why to [k]eep"
			read ACTION
			if [ "${ACTION}" == "d" ];then
				echo "will delete"
				#rm -f $i{i}
				echo $i >> $DUP_DEL_FILES
			elif [ "${ACTION}" == "e" ];then
				diff -u  "${PORTAGE_TREE}/${i}" "$i" > "$DIFF_FILE"
				vim -o "$i" "${PORTAGE_TREE}/${i}" "$DIFF_FILE"
				echo "why did you edit this ebuild? (eg for ChangeLog)"
				read edit
				echo -e "$i\t$edit" >> $DUP_EDIT_FILES
			else 
				echo "why keep this ebuild?"
				read keep
				echo -e "$i\t$keep" >> $DUP_KEEP_FILES
			fi
		fi
	fi
done