Hello again,
I am playing around with some of the convenience WITH-* macros and
discovered what I believe is a bug in WITH-RECTANGLE, and possibly other
WITH-* macros. It appears that it only works when LISPBUILDER-SDL is "used"
in the current package, because it defines X Y W H in the LISPBUILDER-SDL
package. I dont usually "use" packages into my working package, I like to
see where my dependencies are, make sense? Here's what it macroexpands to:
JIGSAW-PUZZLE> (macroexpand-1 '(sdl:with-rectangle (r (sdl:rectangle :x 10
:y 10 :w 10 :h 10))
(util:print-vars x y w h)))
(LET* ((R (LISPBUILDER-SDL:RECTANGLE :X 10 :Y 10 :W 10 :H 10))
(LISPBUILDER-SDL:*DEFAULT-RECTANGLE* R))
(SYMBOL-MACROLET ((LISPBUILDER-SDL:X (LISPBUILDER-SDL:X R))
(LISPBUILDER-SDL:Y (LISPBUILDER-SDL:Y R))
(LISPBUILDER-SDL::W (LISPBUILDER-SDL:WIDTH R))
(LISPBUILDER-SDL::H (LISPBUILDER-SDL:HEIGHT R)))
(COM.PUREVIRTUAL.UTIL:PRINT-VARS X Y W H)
(IF T (LISPBUILDER-SDL:FREE-RECTANGLE R))))
T
I can get it to work if I do this:
(sdl:with-rectangle (r rect)
(util:print-vars sdl::x sdl::y sdl::w sdl::h))
So is this a bug or am I being too nit-picky? ;-)
Thanks,
Anthony
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