[Libreoffice] About "Same expression on both sides of '||'" in LockEntrySequence.cxx

Christophe Strobbe christophe.strobbe at esat.kuleuven.be
Mon Jan 16 08:25:45 PST 2012

At 17:15 16-1-2012, Caolán McNamara wrote:
>On Sun, 2012-01-15 at 09:04 -0800, julien2412 wrote:
> > First, I thought about just replacing the above line by this one :
> > if ( !pCtx->hasType || !pCtx->hasScope )
>I have no idea, but http://rfc-ref.org/RFC-TEXTS/2518/chapter23.html
><!ELEMENT lockentry (lockscope, locktype) >
><!ELEMENT lockscope (exclusive | shared) >
><!ELEMENT locktype (write) >
>and this is LockEntrySequence_endelement_callback presumably to be
>called on processing the close tag, so I would expect that at the end of
>a lockentry tag we should have both a locktype and a lockscope
>-   if ( !pCtx->hasType || !pCtx->hasType )
>+   if ( !pCtx->hasType || !pCtx->hasScope )
>       return 1; // abort
>on the basis that presumably if either the type or scope of the lock is
>missing then its busted assuming (a big ask) I read the dtd correctly.

That's a correct reading. A lockentry element 
must contain both a lockscope element and a 
locktype element (in that sequence!).

Best regards,

(just commenting on the DTD part)


Christophe Strobbe
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