[GRASS5] 5.1: autoconf problem with undefined macro
neteler at itc.it
Thu Apr 10 09:51:40 EDT 2003
Hello Paul, developers,
On Thu, Apr 10, 2003 at 09:54:23AM +0100, Paul Kelly wrote:
> On Thu, 10 Apr 2003, Markus Neteler wrote:
> > currently I am merging the recent PROJ4 updates into GRASS 5.1.
> > Due to the requirements of PROJ4/CVS we had to upgrade 'autoconf'.
> An interesting anecdote: when I added the PROJ options to the configure
> script for 5.0 it was my first experience using autoconf. Any 2.5x
> versions I tried ran OK (sometimes there were warnings though) but the
> configure script they generated wouldn't run; had errors somewhere halfway
> down nowhere near my changes. So I downgraded to 2.13 as I could see it had
> been used in the current configure script in CVS and it worked fine.
So you can compile the "Frank's" PROJ4 from CVS with autoconf 2.13?
For that fails (it asks for autoconf 2.5x!).
> I didn't merge all my changes into 5.1 because I wasn't sure about the
> different Makefile system.
It should be even easier to update than the Gmakefiles.
> I actually think it would be a good idea to
> remove the local copy of PROJ.4 from 5.1 and make the requirement of an
> external libproj an absolute dependency. The Makefile for the proj library
> in 5.1 would be quite simple then and only need to compile get_proj.c and
> do_proj.c I think, along with the datum shift files and any other stuff.
> We wouldn't need to set GPROJLIBOBJS and USE_PROJ in the configure script
> then. And we wouldn't need the separate gproj_api.h; gprojects.h would
> just unconditionally include proj_api.h from the external PROJ.4
> Does this sound like a good idea? I can have a look at fixing it up after
> the configure script is sorted out.
For me that sounds fine. On the one hand it's a dependency more, on
the other hand less synchonization work for us.
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