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Mail Archives: cygwin/2006/04/21/10:48:46

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Date: Fri, 21 Apr 2006 16:48:31 +0200
To: cygwin AT cygwin DOT com
Subject: Re: htonl, htons, ntohl and ntohs types
Message-ID: <20060421144831.GD16326@tuxedo.skovlyporten.dk>
References: <20060421092508 DOT GA15855 AT tuxedo DOT skovlyporten DOT dk> <20060421100000 DOT GC12661 AT calimero DOT vinschen DOT de> <20060421121151 DOT GA16022 AT tuxedo DOT skovlyporten DOT dk> <20060421143237 DOT GB22885 AT calimero DOT vinschen DOT de>
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From: lars AT segv DOT dk (Lars Munch)
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On Fri, Apr 21, 2006 at 04:32:37PM +0200, Corinna Vinschen wrote:
> On Apr 21 14:11, Lars Munch wrote:
> > My code still gives me warnings due to a problem with stdint.h.
> > 
> > The Xint32_t typedef's uses long instead of int:
> > 
> > >From stdint.h:
> > 
> > typedef long int32_t;
> > typedef unsigned long uint32_t;
> > 
> > I think they should be:
> > 
> > typedef int int32_t;
> > typedef unsigned int uint32_t;
> 
> That's a problem with the code you're working on.  If it relies on the
> fact that int32_t resp. uint32_t are typedef'ed as "int", then it
> contradicts the purpose of stdint.h, which is, not relying on the
> definition of underlying datatypes.

Thanks for the explanation and you are absolutely right, but isn't using
long instead of int a potential problem, since long is usually 64bit on
a 64bit system whereas int is usually 32 bit and both 32bit and 64bit
systems? 

Regards
Lars Munch

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