[GRASS-dev] recent updates to Vlib break vectors in GRASS 7

[William Kyngesburye]

Try it now.

On Jan 2, 2011, at 6:16 PM, Barton Michael wrote:

> Will this be difficult to fix?
> 
> Michael
> ____________________
> C. Michael Barton
> Director, Center for Social Dynamics & Complexity 
> Professor of Anthropology, School of Human Evolution & Social Change
> Arizona State University
> 
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> 
> 
> On Dec 29, 2010, at 4:32 PM, Glynn Clements wrote:
> 
>> 
>> William Kyngesburye wrote:
>> 
>>> I suspect it's because r44722 added gprojects.h to Vlib, in particular
>>> that open_ogr.c where Michael got the error.
>> 
>> 
>> Erm, yeah. That's sounds like the most likely explanation.
>> 
>>> There are a lot sources in
>>> vlib, so I didn't check if any others included gprojects.h indirectly.
>>> 
>>> So, the question then: add PROJINC to VECT_CFLAGS (for all vector stuff)
>>> or to the vlib makefile only?
>> 
>> Vlib/Makefile only.
>> 
>> The reason for VECT_CFLAGS is that vector.h includes geos_c.h and
>> vect/dig_structs.h includes ogr_api.h, so *anything* which uses those
>> headers needs the appropriate -I switches or an error will occur, even
>> if the module doesn't actually use the structure or function
>> declarations which use the OGR/GEOS types.
>> 
>> But simply including the vector headers doesn't pull in the PROJ
>> headers, so there's no need for VECT_CFLAGS to contain $(PROJINC). 
>> 
>> Ideally, -I switches (and to a lesser extent, -L switches) should be
>> kept to a minimum; the more directories in a search path, the greater
>> the chance of encountering conflicting file names.
>> 
>> -- 
>> Glynn Clements <glynn at gclements.plus.com>
> 
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-----
William Kyngesburye <kyngchaos*at*kyngchaos*dot*com>
http://www.kyngchaos.com/

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