perl -pi -w -e 's/include "asio\//include "/g;' * for a in $(ls -d */ | cut -f1 -d'/') do pushd $a perl -pi -w -e "s/include \"asio\/$a\//include \"/g;" * perl -pi -w -e "s/include \"asio\//include \"..\//g;" * for b in $(ls -d */ | cut -f1 -d'/') do pushd $b perl -pi -w -e "s/include \"asio\/$a\/$b\//include \"/g;" * perl -pi -w -e "s/include \"asio\/$a\//include \"..\//g;" * perl -pi -w -e "s/include \"asio\//include \"..\/..\//g;" * for c in $(ls -d */ | cut -f1 -d'/') do pushd $e perl -pi -w -e "s/include \"asio\/$a\/$b\/$c\//include \"/g;" * perl -pi -w -e "s/include \"asio\/$a\/$b\//include \"..\//g;" * perl -pi -w -e "s/include \"asio\/$a\//include \"..\/..\//g;" * perl -pi -w -e "s/include \"asio\//include \"..\/..\/..\//g;" * popd done popd done popd done