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Re: pgxs question - linking c-functions to external libraries

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Awesome - thanks Tom, works.

alan

> On Dec 12, 2014, at 1:06 PM, Tom Lane <tgl@xxxxxxxxxxxxx> wrote:
> 
> Alan Nilsson <anilsson@xxxxxxxxx> writes:
>> I am trying to link libuuid into a custom extension, here is my make file (building PG 9.3.5 on CentOS 6.5 (GCC 4.4.7) fwiw):
> 
>> MODULES = aitpowerpg
>> EXTENSION = aitpowerpg
>> DATA = aitpowerpg--1.0.sql
> 
>> SHLIB_LINK += -luuid
> 
>> ifdef USE_PGXS
>> PG_CONFIG = pg_config
>> PGXS := $(shell $(PG_CONFIG) --pgxs)
>> include $(PGXS)
>> else
>> subdir = contrib/aitpowerpg
>> top_builddir = ../..
>> include $(top_builddir)/src/Makefile.global
>> include $(top_srcdir)/contrib/contrib-global.mk
>> endif
> 
>> The line SHLIB_LINK += -luuid has no effect.
> 
> I'm not sure how well documented this is, but pgxs.mk quoth
> 
> #   SHLIB_LINK -- will be added to MODULE_big link line
> 
> Since you're using the MODULES target not the MODULE_big target, it gets
> left out.  Try following the pattern in the contrib/uuid-ossp Makefile.
> 
> 			regards, tom lane



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