groff results in empty pngs (pnm* tools not on system)

Dan Nicholson dbn.lists at
Wed Jun 16 15:41:24 PDT 2010

On Wed, Jun 16, 2010 at 3:24 PM, Julien Cristau <jcristau at> wrote:
> On Wed, Jun 16, 2010 at 15:00:10 -0700, Jeremy Huddleston wrote:
>> The stderr from the above command shows a bunch of lines like:
>> Calling `pnmcut 165 158 583 397 < /var/folders/82/3fx+36+h6bh12wg5m
>> +xpm4ym++++fn/T/groff-page-KcEGLl | pnmcrop -quiet | pnmtopng -
>> background rgb:f/f/f -transparent rgb
>> :f/f/f > images/xim-image1.png
>> ' returned status 32512
>> There is no pnmcut available on the system.  Why are pnm* getting
>> run by groff?  Is that something that "we" (X11) have setup (and
>> should therefore be checking in util-macros), or is that a
>> dependency of groff which Mac OSX is not shipping (and I should
>> therefore bug someone else).
> It looks like these utilities are needed by grohtml:
>       grohtml is dependent upon the png utilities (pnmcut, pnmcrop, pnmtopng)
>       and  GhostScript (gs).  pnmtopng (version 2.37.6 or greater) and pnmcut
>       from the netpbm package (version 9.16 or greater) will work  also.   It
>       is  also  dependent upon psselect from the PSUtils package.  Images are
>       generated whenever a table, picture, equation or line is encountered.

Yeah, I'm pretty sure this is all just fallout from -Thtml. Maybe we
need to expand the XORG_WITH_GROFF macro to test that -Thtml works and
export a HAVE_GROFF_HTML conditional. Then you could make the html
targets in libX11/specs/ conditional on that.

Gaetan, you have any thoughts on groff html?


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