When piping notmuch search into xargs, use --no-run-if-empty.

This might be useful to avoid non-zero returncodes when there are no search
results and xargs' command expect one or more arguments, like in `rm`.

diff --git a/excluding.mdwn b/excluding.mdwn
index ef9b1a74ddfaa100e043386049edcea8c5b4a872..4e54a85465fc3fa3ef80c73ef6c204ea4e076734 100644 (file)
--- a/excluding.mdwn
+++ b/excluding.mdwn
@@ -48,7 +48,7 @@ be used to train a spam filter:
 
 It can also be used to purge mail files from disk:
 
 
 It can also be used to purge mail files from disk:
 

-        $ notmuch search --format=text0 --output=files tag:deleted | xargs -0 rm
+        $ notmuch search --format=text0 --output=files tag:deleted | xargs -0 --no-run-if-empty rm

 
 Make sure you run "notmuch new" after the last command so the database
 becomes aware that the files have been removed and can remove the
 
 Make sure you run "notmuch new" after the last command so the database
 becomes aware that the files have been removed and can remove the