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From: Wolfram Schneider <wosch@cs.tu-berlin.de>
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To: Bruce Evans <bde@zeta.org.au>
Cc: hackers@freebsd.org
Subject: Re: wc(1)
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Bruce Evans writes:

>Freshly compiled statically linked wc's only show the 20% unimprovement
>for plain wc here under -current.  wc -l is only 6% slower.

The algorithm is broken. If reading from stdin wc [-lc]
always calculate words.


$ uname -a
FreeBSD freebsd 2.2-CURRENT FreeBSD 2.2-CURRENT #0: Sat Jan 13 20:19:39 MET 1996     root@freebsd:/usr4/src/src/sys/compile/FREEBSD  i386

$ cat  /usr/share/dict/words | time ./wc-netbsd/wc -c
 2486813 
        0.38 real         0.01 user         0.11 sys

$ cat  /usr/share/dict/words | time ./wc-freebsd/wc -c
 2486813
        1.05 real         0.76 user         0.04 sys


Wolfram