Re: [Linker Error] Unresolved external

"Magnus Hagander" <[email protected]>
Newsgroups gmane.comp.db.postgresql.devel.win32
Message-ID <[email protected]>
The postgresql *service* account *must not* be in the administrator group. There is no way around that. You should use a separate account for the postgresql service, and this account should be as limited as possible.

//Magnus 

> -----Original Message-----
> From: Graf László [mailto:[email protected]] 
> Sent: Monday, December 06, 2004 1:32 PM
> To: Magnus Hagander; [email protected]
> Subject: Re: [pgsql-hackers-win32] [Linker Error] Unresolved external
> 
> OK I got it.
> I had to reinstall the 8 release and change some install settings.
> So now I have the include and lib folders.
> But I got a new error message now. It say that I can not 
> install and start the service because the user grafl is 
> member of admin group.
> 
> How can I start it remaining in the admin group?
> 
> Magnus Hagander wrote:
> > It should contain the include files, but you need to 
> specifically enable that feature for installation (they're 
> not installed by default, IIRC).
> > 
> > //Magnus
> > 
> > 
> >>-----Original Message-----
> >>From: Graf László [mailto:[email protected]]
> >>Sent: Monday, December 06, 2004 1:01 PM
> >>To: Magnus Hagander; [email protected]
> >>Subject: Re: [pgsql-hackers-win32] [Linker Error] 
> Unresolved external
> >>
> >>I got the 8.0 release but it do not contain include files 
> only dlls in 
> >>the lib forder.
> >>
> >>Magnus Hagander wrote:
> >>
> >>>You need to link with libpqdll.lib. So far you are just
> >>
> >>specifying a directory to look for the .lib in  - not 
> actually telling 
> >>it to do the link. I have no idea how to do that in Borland C++, 
> >>though. In MSVC you just add the lib file to your project.
> >>
> >>>(Also, beware that PostgreSQL 7.2.1 is *very* old. I'd strongly 
> >>>suggest you look at something newer. For win32, you can go
> >>
> >>with either
> >>
> >>>7.4 on cygwin or 8.0 release candidate on native win32)
> >>>
> >>>//Magnus
> >>>
> >>>
> >>>
> >>>>-----Original Message-----
> >>>>From: Graf László [mailto:[email protected]]
> >>>>Sent: Monday, December 06, 2004 10:20 AM
> >>>>To: [email protected]
> >>>>Subject: [pgsql-hackers-win32] [Linker Error] Unresolved external
> >>>>
> >>>>Hi all,
> >>>>
> >>>>As a novice I installed PostgreSQL 7.2.1 on Win32 and
> >>
> >>works, Borland
> >>
> >>>>C++Builder Enterprise Suite 5.0 (build 12.34) what works too.
> >>>>
> >>>>I decided to combine these two programs and develop a
> >>
> >>simple GUI app
> >>
> >>>>to display datas queried from PostgreSQL. I did make the 
> following 
> >>>>changes in the project's settings:
> >>>>
> >>>>Project->Properties->Directories->Include path += C:\Program 
> >>>>Project->Properties->Directories->Files\PostgreSQL\7\include
> >>
> >> Librariy
> >>
> >>>>Project->Properties->Directories->path += C:\Program 
> >>>>Project->Properties->Directories->Files\PostgreSQL\7\lib
> >>>>
> >>>>(I aded these lines to the project paths).
> >>>>
> >>>>Within a brand new BCB project I typed in the simpliest code:
> >>>>
> >>>>
> >>>>#include <libpq-fe.h>
> >>>>char       *pghost, *pgport, *pgoptions, *pgtty;
> >>>>char       *dbName;
> >>>>int        nFields, i, j;
> >>>>PGconn     *conn;
> >>>>PGresult   *res;
> >>>>
> >>>>pghost = NULL;              /* host name of the backend server */
> >>>>pgport = NULL;              /* port of the backend server */
> >>>>pgoptions = NULL;           /* special options to start up 
> >>
> >>the backend
> >>
> >>>>                                 * server */
> >>>>pgtty = NULL;               /* debugging tty for the 
> >>
> >>backend server */
> >>
> >>>>dbName = "template1";
> >>>>
> >>>>/* make a connection to the database */ conn =
> >>
> >>PQsetdb(pghost, pgport,
> >>
> >>>>pgoptions, pgtty, dbName);
> >>>>
> >>>>res = PQexec(conn, "BEGIN");
> >>>>PQclear(res);
> >>>>
> >>>>res = PQexec(conn, "DECLARE mycursor CURSOR FOR SELECT * FROM 
> >>>>pg_database"); PQclear(res); res = PQexec(conn, "FETCH ALL in 
> >>>>mycursor"); nFields = PQnfields(res); for (i = 0; i < 
> nFields; i++)
> >>>>    printf("%-15s", PQfname(res, i)); printf("\n\n");
> >>>>
> >>>>/* next, print out the rows */
> >>>>for (i = 0; i < PQntuples(res); i++) {
> >>>>    for (j = 0; j < nFields; j++)
> >>>>        printf("%-15s", PQgetvalue(res, i, j));
> >>>>    printf("\n");
> >>>>}
> >>>>PQclear(res);
> >>>>
> >>>>res = PQexec(conn, "CLOSE mycursor"); PQclear(res);
> >>>>
> >>>>/* commit the transaction */
> >>>>res = PQexec(conn, "COMMIT");
> >>>>PQclear(res);
> >>>>
> >>>>/* close the connection to the database and cleanup */
> >>
> >>PQfinish(conn);
> >>
> >>>>When I run the app I got these errors:
> >>>>
> >>>>[Linker Error] Unresolved external '_PQconnectdb'
> >>>>   referenced from C:\PROGRAM
> >>>>FILES\POSTGRESQL\7\CLIENT\BCB_01\MAIN.OBJ
> >>>>[Linker Error] Unresolved external '_PQnfields'
> >>>>   referenced from C:\PROGRAM
> >>>>FILES\POSTGRESQL\7\CLIENT\BCB_01\MAIN.OBJ
> >>>>[Linker Error] Unresolved external '_PQexec'
> >>>>   referenced from C:\PROGRAM
> >>>>FILES\POSTGRESQL\7\CLIENT\BCB_01\MAIN.OBJ
> >>>>[Linker Error] Unresolved external '_PQclear'
> >>>>   referenced from C:\PROGRAM
> >>>>FILES\POSTGRESQL\7\CLIENT\BCB_01\MAIN.OBJ
> >>>>[Linker Error] Unresolved external '_PQfinish'
> >>>>   referenced from C:\PROGRAM
> >>>>FILES\POSTGRESQL\7\CLIENT\BCB_01\MAIN.OBJ
> >>>>
> >>>>What is wrong? I supose that I miss something to configure.
> >>>>
> >>>>Laszlo Graf
> >>>>
> >>>>---------------------------(end of
> >>>>broadcast)---------------------------
> >>>>TIP 5: Have you checked our extensive FAQ?
> >>>>
> >>>>              http://www.postgresql.org/docs/faqs/FAQ.html
> >>>>
> >>>>
> >>
> >>--
> >>Graf László - bitfaragó
> >>http://grafl.port5.com/
> >>
> >>
> 
> --
> Graf László - bitfaragó
> http://grafl.port5.com/
> 
> 

---------------------------(end of broadcast)---------------------------
TIP 1: subscribe and unsubscribe commands go to [email protected]
lmpx.com only provides a reader for public news (NNTP) servers. It is not affiliated with the servers or forums shown here and is not responsible for the content of articles, which is written by their respective authors.