Public bug reported: After upgrading to Ubuntu 20.04LTS (grep 3.1-2build1 => 3.4-1), the following code snippet stopped working:
# All patches must have "From:", "Date:", and "Subject:" lines for hdr in From Date Subject; do grep -L ^$hdr: $dir/* || ( echo Missing \"$hdr:\" line; exit -1 ) done It looks like this was fixed upstream, cfr. "Revert -L exit status change introduced in grep 3.2" (https://git.savannah.gnu.org/cgit/grep.git/commit/?id=0435ebca64fbafcd62008c991dd9377d8a792dfc) ** Affects: grep (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1908892 Title: grep -L exit status reverted To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/grep/+bug/1908892/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs