Craig White wrote, at 03/31/2009 03:27 AM +9:00: > I'm in my bash book and looking on web but can't seem to resolve this > simple problem. > > $ if [ -n "grep A121 myfile.csv" ]; then echo "null"; fi > null > > $ if [ -n "grep A125 myfile.csv" ]; then echo "null"; fi > null > > A125 definitely is null when I just run the grep command in the quotes > but A121 definitely is not null. > > What am I missing on the if/null operator here? > > Craig
Maybe what you want to is: $ if ! grep -q "A125" myfile.csv ; then echo "null" ; fi ? -- fedora-list mailing list fedora-list@redhat.com To unsubscribe: https://www.redhat.com/mailman/listinfo/fedora-list Guidelines: http://fedoraproject.org/wiki/Communicate/MailingListGuidelines
