[GRASS5] Darwin Pre2: PNGDriver

Glynn Clements glynn.clements at virgin.net
Sun Oct 14 03:41:35 EDT 2001

jeshua wrote:

> >> configure:4710: checking for png_read_png in -lpng
> >> configure:4729: gcc -o conftest -O2    conftest.c -lpng -lz   1>&5
> >> /usr/bin/ld: Undefined symbols:
> >> _png_read_png
> >
> > OK; apparently this is function is optional (it only exists if libpng
> > was compiled with PNG_INFO_IMAGE_SUPPORTED defined. I'll check for
> > png_read_image (which is actually used by r.in.png) instead.
> >
> > I'm about to commit a new version of configure[.in] which fixes all of
> > the aforementioned problems.
> Thanks Glynn,
> Can you please let me know when I can check it out?

It's ready; if I say "about to commit", it will probably be done
within a few minutes of the email being sent.

> Will I have to re-build everything and start out with a "make 
> distclean", or will I be able to just run configure and then build the 
> PNGDriver?

It should suffice to run configure then build PNGdriver.

Glynn Clements <glynn.clements at virgin.net>

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