Revisions to Delete folders which not match a list

remove last / not first and reverce grep by ! to one line accept

edited Mar 22, 2015 at 13:09

You can do it in bash like

for folder in /target_folder/*/ do folder=${folder#folder%/} if ! grep -vqxqx "${folder##*/}" folders_list.txt then rm -rf "$folder" fi done

You can do it in bash like

for folder in /target_folder/*/ do folder=${folder#/} if grep -vqx "${folder##*/}" folders_list.txt then rm -rf "$folder" fi done

You can do it in bash like

for folder in /target_folder/*/ do folder=${folder%/} if ! grep -qx "${folder##*/}" folders_list.txt then rm -rf "$folder" fi done

simplify the script, with a side benefit that it doesn't break on spaces and wildcards; fix the bug that it would match substrings

edited Mar 21, 2015 at 21:26

You can do it in bash like

for folder in $(find /target_folder/* -prune -type d) do if grep -vq "${folder##*/}" folders_list.txt then rm -rf "$folder" fi done

if you havn't spaces in folders names and it do not start with dot .(hidden)

for folder in /target_folder/*/ do folder=${folder#/} if grep -vqx "${folder##*/}" folders_list.txt then rm -rf "$folder" fi done

You can do it in bash like

for folder in $(find /target_folder/* -prune -type d) do if grep -vq "${folder##*/}" folders_list.txt then rm -rf "$folder" fi done

if you havn't spaces in folders names and it do not start with dot .(hidden)

You can do it in bash like

for folder in /target_folder/*/ do folder=${folder#/} if grep -vqx "${folder##*/}" folders_list.txt then rm -rf "$folder" fi done

Removed syntax highlighting since it breaks on *

edited Mar 21, 2015 at 14:20

You can do it in bash like

for folder in $(find /target_folder/* -prune -type d) do if grep -vq "${folder##*/}" folders_list.txt then rm -rf "$folder" fi done

for folder in $(find /target_folder/* -prune -type d) do if grep -vq "${folder##*/}" folders_list.txt then rm -rf "$folder" fi done

if you havn't spaces in folders names and it do not start with dot .(hidden)

You can do it in bash like

for folder in $(find /target_folder/* -prune -type d) do if grep -vq "${folder##*/}" folders_list.txt then rm -rf "$folder" fi done

if you havn't spaces in folders names and it do not start with dot .(hidden)

You can do it in bash like

for folder in $(find /target_folder/* -prune -type d) do if grep -vq "${folder##*/}" folders_list.txt then rm -rf "$folder" fi done

if you havn't spaces in folders names and it do not start with dot .(hidden)

answered Mar 21, 2015 at 10:57

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