On Fri, Dec 17, 2010 at 7:06 AM, Peter Stuge <pe...@stuge.se> wrote:
> Øyvind Harboe wrote:
>> Which is better? (whatever "better" is)
>>
>> This:
>>
>> if {[info exists CHIPNAME]} {
>> set _CHIPNAME $CHIPNAME
>> } else {
>> set _CHIPNAME at91r40008
>> }
>
> All these blocks in the target files have really annoyed me.
>
>
>> or this:
>>
>> set _CHIPNAME [defaultval $CHIPNAME at91r40008]
>
> Significantly better.
It's trivial to do something shorter, like:
defaultval CHIPNAME at91r40008
The advantage of the more verbose syntax is that it
is more self documenting:
set _CHIPNAME [defaultval $CHIPNAME at91r40008]
Any preference?
--
Øyvind Harboe
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