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From: Ralf Berger <Ralf.Berger@ipk.fhg.de>
To: Alexey V. Meledin <cureman@pia.ru>
Cc: pgsql-interfaces@postgreSQL.org
Subject: Re: [INTERFACES] Question about libpq++
Date: Wed, 27 Jan 1999 16:32:26 +0100
Message-ID: <36AF318A.716936CA@ipk.fhg.de> (raw)
References: <6733.990127@pia.ru>

"Alexey V. Meledin" wrote:
> 
> I've installed pgsql 6.4.2
> It includes libpq++
> I've tried to play with it...
> Simply
> #include <stdlib.h>
> #include <libpq++.h>
> int main(void)
> {
>       PgEnv a;
>       a.SetEnv(NULL,NULL,NULL,NULL,NULL);
>       return 0;
> }
> 
> during compilation with "g++ -o pgsetenv pgsetenv.cpp
> -I/usr/local/pgsql/include" I've got an error message:
> /var/tmp/ccxg22111.o: Undefined symbol `___5PgEnv' referenced from text segment
> ....
> 
> What to do?
> 
> thanks,
>        Q
Sound's like a link problem to me. The linker say's that he
can not find theses symbol.

Perhaps you add the options "-L/usr/local/pgsql/lib -lpg -lpg++" to
your linker options.

Hope that helps.

	Ralf

-- 
Fraunhofer IPK
Dipl.-Inform. Ralf Berger
Pascalstr. 8-9
10587 Berlin

Tel.: ++49-(0)30 390 06 129
Fax.: ++49-(0)30 391 10 37

---

In anything at all, perfection is finally attained not when
there is no longer anything to add, but when there is 
no longer anything to take away.

Antoine de Saint Exupery



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