* Jim Meyering ([email protected]) [20121003 20:09]: > I can reproduce that by specifying an older version of POSIX: > > $ : | _POSIX2_VERSION=0 tail -c 10 > tail: cannot open '10' for reading: No such file or directory
But AFAICS both 1003.2-1992 and 1003.2-2001 define the syntax as being »-c number« i.e, with a blank between -c and the number but for 1003.2-1992 tail only accepts -c<number> . With POSIX2_VERSION=199209 tail accepts »-n 10«, so why doesn't -c accept a blank between option and number? Philipp
