#!/usr/bin/env zsh
## vim:ft=zsh
typeset file dir i
typeset PDIR=$HOME/packages
typeset -a sfpath spath conflict

is_in_path () {
	typeset -i ret=1
	typeset dir
	typeset file=$1
	shift
	for dir in $@; {
		if [[ -e $dir/$file ]] {
			ret=0
			echo $dir/$file
		}
	}
	return $ret
}

# a simple sfpath=${fpath:#/home/derf*} won't work
for i in ${fpath:#/home/derf*}; {
	sfpath+=$i
}
for i in ${path:#/home/derf*}; {
	spath+=$i
}

for file in $PDIR/{*/provides/zsh/completions/*(N),zsh/etc/completions/*(N)}; {
	conflict=($(is_in_path ${file:t} $sfpath))
	if (( ? == 0 )) {
		echo "conflict: $file <-> ${(j:, :)conflict}"
	}
}

for file in $PDIR/*/bin/*(N); {
	conflict=($(is_in_path ${file:t} $spath))
	if (( ? == 0 )) {
		echo "conflict: $file <-> ${(j:, :)conflict}"
	}
}