1
2

$ perlbrew install-patchperl
ERROR: Failed to retrieve patchperl executable.

1
2

cpanm Devel::PatchPerl
perlbrew install --notest perl-5.16.3 -D=usethreads

1
2
3

$ which bash
/usr/local/bin/bash
$ chsh -s /usr/local/bin/bash