Re: Building SPI programs - Mailing list pgsql-general

From Aristide Aragon
Subject Re: Building SPI programs
Date
Msg-id 20010222215829.C23109@busa.lionking.org
Whole thread Raw
In response to Building SPI programs  (Aristide Aragon <zuri@busa.lionking.org>)
List pgsql-general
On Thu, Feb 22, 2001 at 07:49:56PM -0800, Ian Lance Taylor wrote:
> Aristide Aragon <zuri@busa.lionking.org> writes:
>
> > I have to do some programming in C or C++ and PostgreSQL.
> SPI is only for stored procedures which are dynamically linked into
> the Postgres backend.
>
> Ordinary code doesn't do that.  It uses some one of the other
> mechanisms.
>
> Ian

I don't understand.. So I shouldn't use SPI? If I should, how would I comple a program, if not, what can I use? Can you
helpme? 

Thanks in advance

Aristide

> > /tmp/ccPIp24d.o(.text+0x7): undefined reference to `SPI_connect'
> > /tmp/ccPIp24d.o(.text+0x2b): undefined reference to `SPI_exec'
> > /tmp/ccPIp24d.o(.text+0x33): undefined reference to `SPI_finish'
>
> When your program is dynamically linked in, those functions will be
> satisfied by definitions in the Postgres backend.
>
> > So I supposed I needed to link against some library. With grep I searched /usr/local/pgsql/lib for SPI_, and I
foundno .a's matching. 
> > I found that /usr/local/pgsql/lib/plpgsql.so and /usr/local/pgsql/lib/pltcl.so had "SPI_", however none worked.
>
> Those are examples of backend procedures which are dynamically linked
> in, in those cases to define a language.
>
> Ian

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