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Re: genx - string termination and bounding


Re:  genx - string termination and bounding
Tim Bray scripsit:

>  genxText(genxWriter w, utf8Byte * start, utf8Byte * end)

I think the second argument should be one past the end.  This makes
outputting things in chunks very easy: you just set start to end and
call it again with a new value of end.  Computing the length from
the end or vice versa is also not subject to fencepost errors.

> - if you have a zero byte in the string before you get to the end mark, 
> should it just stop, or throw an error?  The first is more consistent 
> with C culture (cf strncpy) but the latter a bit more stringent.  
> Moderately leaning to just stopping.

+1

> - if the stop marker is stupidly in the middle of a UTF-8 character, 
> genx should detect this and declare an error.  The existence of this 
> situation is the only good argument for a count rather than a stopper.  
> But not quite good enough.  -Tim

+1

-- 
John Cowan  jcowan@r...  www.reutershealth.com  www.ccil.org/~cowan
The known is finite, the unknown infinite; intellectually we stand
on an islet in the midst of an illimitable ocean of inexplicability.
Our business in every generation is to reclaim a little more land,
to add something to the extent and the solidity of our possessions.
        --Thomas Henry Huxley

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