return if (m!^[/.]$!);
# only directories can be git repositories
return unless (-d $_);
+ # need search permission
+ return unless (-x $_);
# don't traverse too deep (Find is super slow on os x)
# $project_maxdepth excludes depth of $projectroot
if (($File::Find::name =~ tr!/!!) - $pfxdepth > $project_maxdepth) {