Article View: be.comp.programming
Article #8465Re: c / include files
From: Luc Kumps
Date: Thu, 27 Jun 2002 13:17
Date: Thu, 27 Jun 2002 13:17
56 lines
2614 bytes
2614 bytes
Als je de initialisatie van de twee variables weghaalt, zal het wel lukken.
Als je ze wil op 0 zetten mag je dat ook alleen in MAIN_PROG doen. Dus bv.
#ifdef MAIN_PROG
#define EXTERN_VAR
#define PLAYER_NULL = (struct player *) NULL
#else
#define EXTERN_VAR extern
#define PLAYER_NULL
#endif
EXTERN_VAR struct player *plHead PLAYER_NULL;
EXTERN_VAR struct player *plEnd PLAYER_NULL;
Luc K
"Klashma" <klash@noemail.invalid> wrote in message
news:Xns923A99F2E473Fgeenid@195.130.132.65...
> > De juiste ken ik niet, maar hier is er alvast ��n ;-)
> >
> Werkt niet :(, dit doe ik:
>
> server.c:
> #define MAIN_PROG
> #include "player.h"
>
> player.c:
> #include "player.h"
>
> player.h:
> #ifdef MAIN_PROG
> #define EXTERN_VAR
> #else
> #define EXTERN_VAR extern
> #endif
> EXTERN_VAR struct player {
> <knip>
> }
> EXTERN_VAR struct player *plHead = (struct player *) NULL;
> EXTERN_VAR struct player *plEnd = (struct player *) NULL;
>
>
> cc -I/usr/local/include/mysql -c server.c
> cc -c sockhelp.c
> cc -c player.c
> cc -L/usr/local/lib/mysql -o server server.o sockhelp.o player.o -
> lmysqlclient -lm
> server.o: Definition of symbol `_plHead' (multiply defined)
> server.o: Definition of symbol `_plEnd' (multiply defined)
> player.o: Definition of symbol `_plHead' (multiply defined)
> player.o: Definition of symbol `_plEnd' (multiply defined)
> collect2: ld returned 1 exit status
> *** Error code 1
>
>
> Alvast bedankt
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X-Google-Language: ENGLISH,ASCII X-Google-Thread: fcea4,8485061e5167c153 X-Google-Attributes: gidfcea4,public X-Google-ArrivalTime: 2002-06-27 06:19:01 PST Path: arc1-ca.pugleaf.net!archiver1.google.com!news1.google.com!sn-xit-02!sn-xit-08!supernews.com!newsfeed.online.be!skynet.be!skynet.be!ossa.telenet-ops.be!afrodite.telenet-ops.be.POSTED!not-for-mail From: "Luc Kumps" <NOkumpsSPAM@pandora.be> Newsgroups: be.comp.programming References: <Xns923A912658EDFkeanunoemailcom@195.130.132.65> <UDDS8.271$ix.86@afrodite.telenet-ops.be> <Xns923A99F2E473Fgeenid@195.130.132.65> Subject: Re: c / include files Lines: 58 X-Priority: 3 X-MSMail-Priority: Normal X-Newsreader: Microsoft Outlook Express 6.00.2600.0000 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2600.0000 Message-ID: <qfES8.338$ix.167@afrodite.telenet-ops.be> Date: Thu, 27 Jun 2002 13:17:10 GMT NNTP-Posting-Host: 213.118.193.249 X-Complaints-To: abuse@telenet.be X-Trace: afrodite.telenet-ops.be 1025183830 213.118.193.249 (Thu, 27 Jun 2002 15:17:10 MET DST) NNTP-Posting-Date: Thu, 27 Jun 2002 15:17:10 MET DST Organization: Telenet Internet