On 18/11/15 13:26, Stephane Chazelas wrote: > 2015-11-18 22:55:34 +1100, Craig Sanders: >> wc would be improved if it had two new options: >> >> --no-total >> --no-filenames >> >> These would eliminate the need to pipe into `awk '$2 != "total" {print >> $1}'` or similar to remove totals and filenames from the output when wc >> has more than one file arg. > [...] > > I'd second that. > > Note that grep's equivalent option is -h, --no-filename (no > plural). > > Another addition could be --with-total, so that the total always > be included even if there's only one argument (as in wc > --with-total ./*.txt).
You can hack that with: wc file /dev/null > Note that the awk '$2 != "total" {print $1}' is not reliable > unless you can guarantee filenames don't contain newline > characters and are not called "total" or > "total[[:blank:]]anything". expanding on the previous hack you could: wc file1 ... /dev/null | head -n-2 > A > > -Z, --null print 0 byte after FILE name > > like grep's (to pipe to awk -vRS='\0' or sed/sort -z for > instance) would help. > > For now, one needs to do things like: > > wc -l ./*.txt | awk '/\//{print $1}' > > or > > find .//. -name '*.txt' -exec wc -l {} + | awk ' > /\/\// {print $1}' Yes we're looking at adding --zero to more tools, and it might suffice in this edge case to support robust processing by external tools. thanks, Pádraig