Le 17-11-07 à 16:36, Kenneth a écrit :
> "Bald Eagle" <cre### [at] netscapenet> wrote:
>> "Kenneth" <kdw### [at] gmailcom> wrote:
>>
>>> The problem seems to be with my use of ORs in the #case; they seem to be
>>> screwing up the results somehow. The *successful* (strcmp(IMG_TYPE,AA) + 1000))
>>> comparison value is being ignored or overridden, or something!
>>
>> Right - I think that you can't use case() like that.
>>
>> I think the Boolean comparison might yield a 0 or a 1, thus nothing
>> ever returns 1000.
> 
> Well, both of these seem to work correctly (when not using the troublesome ORs,
> that is)...
> #switch(0)
> #case(strcmp(IMG_TYPE,AA))
> 
> #switch(1000)
> #case((strcmp(IMG_TYPE,AA) + 1000)
> 
> -- which in itself is actually kind of surprising, as I assumed #switch(0) would
> be the equivalent of a 'false' statement Boolean-wise or in a TRUE/FALSE
> comparison. That's why I didn't use #switch(TRUE)-- also because, with *that*,
> the overal results--when USING the ORs--were screwy in a different way!
>>
>> Maybe you ought to do a regular
>> #if (comparison1 | comparison2 | comparison3)
>> #declare Trigger = 1000;
>> #end
>>
> 
> ..... or just separate the various comparisons into individual #cases. I was
> trying to avoid such stuff, simply because it didn't look... compact and elegant
>   ;-)
> 
> 
> 
> 
Your problem come from the OR that change your 1000's into 1's.

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