[Freeswitch-users] configure fails to find libpq

[Steven Ayre]

Do you have libpq-dev installed? RPM systems probably call it something
different (postgresql-devel?)

libpq will just be the runtime libraries, you need the development files to
compile software against the library.

-Steve




On 13 June 2013 12:34, Claus Andersen <clan at wheel.dk> wrote:

> Hi,
>
> I am having trouble enabling pgsql support with the configure script and I
> will almost (boldly!) claim there might be a problem we the configure
> script. Autoconf and friends is however close to black magic and voodoo so
> I will try to assert my viewpoint and hopefully someone can point out my
> level of cluelessness :-)
>
> I am able to compile and run Freeswitch 1.2.8 (without core-pgsql),
> PostgreSQL 9.2.4 and OpenResty 1.2.8.5 (with libpq!).
>
> Openresty was configured with:
> ./configure --with-luajit --with-http_iconv_module
> --with-http_postgres_module --with-libpq=/usr/pgsql-9.2
>
> Hence I know that I have a recent and working libpq. From previous mails
> on this list I can see that is the typical response to this issue is to
> install postgresql92-devel which I have already done.
>
> However freeswitch configure fails:
>
> $ ./configure --enable-core-pgsql-support
> <snip>
> checking for odbc header in /usr/include... found
> checking for SQLDisconnect in -lodbc... yes
> checking whether to include odbc... yes
> checking for SQLDisconnect in -lodbc... (cached) yes
> checking for pg_config... /usr/pgsql-9.2/bin/pg_config
> checking for PostgreSQL libraries... checking for PQgetvalue in -lpq... no
> configure: error: no usable libpq; please install PostgreSQL devel package
> or equivalent
>
> The part of configure which fails is:
>
> { $as_echo "$as_me:$LINENO: checking for PQgetvalue in -lpq" >&5
> $as_echo_n "checking for PQgetvalue in -lpq... " >&6; }
> if test "${ac_cv_lib_pq_PQgetvalue+set}" = set; then
>    $as_echo_n "(cached) " >&6
> else
>    ac_check_lib_save_LIBS=$LIBS
> LIBS="-lpq  $LIBS"
>
> I do simply not understand what "${ac_cv_lib_pq_PQgetvalue+set}" actually
> is doing and it becomes a dark art for me. If I remove the "if" clause I
> assume things would simply work (as LIBS should be correct)!
>
> My initial thought was to try to make an addition to configure to support
> the following options:
>    --with-pgsql-lib=dir
>    --with-pqsql-include=dir
>
> My OCD does however not like that I do not understand the test performed
> today. To blindly add those options would be too hackish (and stoopid).
>
> Can anyone explain what happens in the configure script? I would rather
> spend some time making sure configure works perfectly rather than tweaking
> my environment to match the expectations of the script.
>
> Kind Regards,
> Claus Andersen
>
> Additional info:
>
> Freeswitch 1.2.8 with PostgreSQL 9.2.4
>
> uname -m = x86_64
> uname -r = 2.6.32-358.6.1.el6.x86_64
> uname -s = Linux
> uname -v = #1 SMP Tue Apr 23 19:29:00 UTC 2013
>
> $ grep PQgetvalue /usr/pgsql-9.2/include/libpq-fe.h
> extern char *PQgetvalue(const PGresult *res, int tup_num, int field_num);
>
> $ pg_config (excerpt)
> INCLUDEDIR = /usr/pgsql-9.2/include
> LIBDIR = /usr/pgsql-9.2/lib
> LDFLAGS = -L/usr/lib64 -Wl,--as-needed
> LIBS = -lpgport -lxslt -lxml2 -lpam -lssl -lcrypto -lgssapi_krb5 -lz
> -lreadline -lcrypt -ldl -lm
> VERSION = PostgreSQL 9.2.4
>
> $ tail config.log
> #define HAVE_ODBC 1
> #define HAVE_LIBODBC 1
> #define SWITCH_HAVE_PGSQL 1
> #define POSTGRESQL_VERSION "9.2.4"
> #define POSTGRESQL_MAJOR_VERSION 9
> #define POSTGRESQL_MINOR_VERSION 2
> #define POSTGRESQL_PATCH_VERSION 4
>
> configure: exit 1
>
> $ rpm -ql postgresql92-devel | grep libpq
> /usr/pgsql-9.2/include/internal/libpq
> /usr/pgsql-9.2/include/internal/libpq-int.h
> /usr/pgsql-9.2/include/internal/libpq/pqcomm.h
> /usr/pgsql-9.2/include/libpq
> /usr/pgsql-9.2/include/libpq-events.h
> /usr/pgsql-9.2/include/libpq-fe.h
> /usr/pgsql-9.2/include/libpq/libpq-fs.h
> /usr/pgsql-9.2/include/server/libpq
> /usr/pgsql-9.2/include/server/libpq/auth.h
> /usr/pgsql-9.2/include/server/libpq/be-fsstubs.h
> /usr/pgsql-9.2/include/server/libpq/crypt.h
> /usr/pgsql-9.2/include/server/libpq/hba.h
> /usr/pgsql-9.2/include/server/libpq/ip.h
> /usr/pgsql-9.2/include/server/libpq/libpq-be.h
> /usr/pgsql-9.2/include/server/libpq/libpq-fs.h
> /usr/pgsql-9.2/include/server/libpq/libpq.h
> /usr/pgsql-9.2/include/server/libpq/md5.h
> /usr/pgsql-9.2/include/server/libpq/pqcomm.h
> /usr/pgsql-9.2/include/server/libpq/pqformat.h
> /usr/pgsql-9.2/include/server/libpq/pqsignal.h
> /usr/pgsql-9.2/lib/libpq.a
> /usr/pgsql-9.2/lib/libpq.so
>
> _________________________________________________________________________
> Professional FreeSWITCH Consulting Services:
> consulting at freeswitch.org
> http://www.freeswitchsolutions.com
>
> 
> 
>
> Official FreeSWITCH Sites
> http://www.freeswitch.org
> http://wiki.freeswitch.org
> http://www.cluecon.com
>
> FreeSWITCH-users mailing list
> FreeSWITCH-users at lists.freeswitch.org
> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
> UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-users
> http://www.freeswitch.org
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: http://lists.freeswitch.org/pipermail/freeswitch-users/attachments/20130613/1cff3653/attachment.html