variable existence checking

[Thorsten Haude]

Hi,

* A.V.Kuznetsov wrote (2007-05-29 20:08):
>Patch Collection is quite unstable and does not work for me, 
>I tried it several times.

I currently can't remember what problems you had. It certainly works
for me, any unstableness I'm aware of is mentioned on its website.
This is currently only the new filename_dialog() macro function, as I
need some time to refactor that part.

So please let me know of any errors you find.


Thorsten
-- 
As we enjoy great advantages from the inventions of others we should
be glad of an opportunity to serve others by any invention of ours,
and this we should do freely and generously.
    - Benjamin Franklin
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