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Re: Forward declaration issue (error: previous declaration of 'tst' was here)
- From: Baurzhan Ismagulov <ibr at radix50 dot net>
- To: gcc-help at gcc dot gnu dot org
- Date: Sun, 30 Nov 2008 12:07:15 +0100
- Subject: Re: Forward declaration issue (error: previous declaration of 'tst' was here)
- References: <20755376.post@talk.nabble.com>
On Sun, Nov 30, 2008 at 12:03:05AM -0800, Hani Ayoub wrote:
> tst.h
> =======
> typedef struct _tst{
...
> } tst;
> tst2.h
> =======
> #include "tst.h"
> typedef struct _tst tst;
>
> int foo(tst t);
> tst.c
> =======
> #include <stdio.h>
> #include "tst2.h"
>
> int foo(tst t){ return 1; };
...
> when compiling: "gcc tst.c tst2.h tst.h" I get the following errors:
...
> The problem is that "tst" is redefined... but I cannot change "tst.h"
> file...
So, what about:
* Removing the typedef from tst2.h -- "tst" is already typedefed in
tst.h.
* Compiling tst.c only, not the headers.
With kind regards,
--
Baurzhan Ismagulov
http://www.kz-easy.com/