Re: pic anomalies

Re: pic anomalies

[Federico Lucifredi]

Hello Doug,
  for (1), I am CCing Michael Kerrisk — and the procedure to report issues on the man pages is tracked here https://www.kernel.org/doc/man-pages/reporting_bugs.html (In brief: email mtk.manpages@gmail.com and CC linux-man@vger.kernel.org).

   Best -Federico


> On Dec 27, 2019, at 11:08 AM, Doug McIlroy <doug@cs.dartmouth.edu> wrote:
> 
> The description of sprintf in the man page pic(1) does not
> reveal that only a few format codes are permitted.
> 
> Eric Raymond's "Making Pictures With GNU PIC" says only
> %,%e,%f,%g are  permitted. But what does a bare % mean?
> 
> In fact pic rejects a bare %. However it does accept
> %%, which is supposed to print a single %. Pic,
> however prints %%.
> 
> So I believe we have
> 1. An incompleteness in pic(1)
> 2. An error in "Making Pictures With GNU PIC"
> 3. An error in pic itself
> 
> Doug
>