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Mail Archives: djgpp/2000/05/04/16:26:48

From: "Alexei A. Frounze" <alex DOT fru AT mtu-net DOT ru>
Newsgroups: comp.os.msdos.djgpp
Subject: Re: structures size
Date: Thu, 04 May 2000 23:54:30 +0400
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I've already mentioned that.
Btw, isn't the following better than yours:

----------8<----------
#pragma pack (push, 1)

// structure definitions

#pragma pack (pop)
----------8<----------

?

bye.
Alexei A. Frounze
-----------------------------------------
Homepage: http://alexfru.chat.ru
Mirror:   http://members.xoom.com/alexfru

Andris Pavenis wrote:
> 
> On Thu, 4 May 2000, Eli Zaretskii wrote:
> 
> >
> > On Thu, 4 May 2000, Alexandre Devaure wrote:
> >
> > > > What did you expect this program to print?
> > >
> > > I forgot to include the definition of the types used in the structures :
> > > typedef unsigned short uint;
> > > typedef unsigned char uchar;
> > > typedef unsigned int ulong;
> > >
> > > And I want the size to be 15 bytes.
> >
> > It works for me, but not with GCC 2.95.x, which has a bug when you use
> > the -fpack-struct switch, as explained in the FAQ.  If you have that
> > version of GCC, you will have to use __attribute__((packed)) instead.
> > See section 22.11 of the DJGPP FAQ for more details.
> >
> 
> It's also possible to use
> 
> #pragma pack(1)
> 
> struct foo
>   {
>      .....
>   };
> 
> #pragma pack()
> 
> It works with gcc-2.95.2 (at least in my code written in C++)
> 
> Andris

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