Subject: Re: [ecasound] ecasound linking problem
From: El Reino (dj_rippe@artic.net)
Date: Sat May 13 2000 - 11:08:14 EEST
> Kai Vehmanen kirjoitti:
>
> On Tue, 9 May 2000, Richard A. Smith wrote:
>
> >>free to experiment with various gcc+binutils+libstdc++ combinations and
> > to grok those reference numbers and determine just what the linker is
> > whining about. What exactly is the linker trying to do?
>
> Well, those error messages don't tell you much. Basicly something in
> the early stages (preprocessing) goes wrong, and eventually confuses
> the linker. :(
>
> > on a side note are all your header files wrapped in a #ifndef
> > <header_name> #define <header_name> directives? I have heard not
> > doing that can cause wierd problems and it would be something that
> > versions of the compilers treat differently.
>
> Those are include-guards. Include file is only processed if
> '_SOMEFILE' is not defined. In the second line of the header,
> '_SOMEFILE' is defined. This guarantees that header files are only
> included once per compilation unit. With a complex project, include
> guards are a must. These shouldn't cause problems to the preprocessor.
>
> --
> Kai Vehmanen <k@eca.cx> ---------------- CS, University of Turku .
> . audio software for linux .. http://www.eca.cx .
> . armchair-tunes mp3/wav/ra . http://www.wakkanet.fi/sculpscape .
>
>
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-- // El Reino dj_rippe@artic.net______________________________________________________ http://www.artic.net/ads/go.cgi?go=196&r=email ^^^^^ Hae nyt kännykkälogot ^^^^^
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