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List:       kmail-devel
Subject:    Re: kmail under Solaris and Linux
From:       Michael =?iso-8859-1?q?H=E4ckel?= <haeckel () kde ! org>
Date:       2002-01-31 15:31:24
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On Thursday 31 January 2002 15:49:15, Olaf J. Schumann wrote:
>
> Why not byte-swaping the index-files to (say) little-endian (= IMHO
> network-byte-order). If you complain about speed: each ip-packet has to be
> byte swaped on i386. If you read the index-files into memory, then you have
> to swap them once, you read them. If you mmap them (sorry, I'm to lazy to
> use the source :-) then it would be harder.

We do mmap.

> Or: second approach: have an header witch ensures, that the index-file has
> the right endianess and perhaps the size of the datastructures (32 vs. 64
> bit etc.) are ok. If not: erase the index-file and rebuild it. (has to be
> done with each switch Linux/Solaris

When switching between Linux and True64, there possibly might be yet another 
problem. However actually we only use 16 bit ushort in the index file. Don't 
know how many bits that are on True64.

Regards,
Michael Häckel


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