Hi!
ioctl() requires `request' parameter to be of type `int'. CFFI
processes constants as they are of type (u)int64_t. This malforms some
requests, for example Video4Linux2 VIDIOC_* requests.
This patch adds type :int to constant groveller to solve such
problems.
--- grovel/grovel.lisp~ 2009-06-16 18:20:08.000000000 +0200
+++ grovel/grovel.lisp 2009-12-21 12:15:14.612484158 +0100
@@ -468,6 +468,8 @@ char* print_double_for_lisp(double n)
(c-print-symbol out lisp-name t)
(c-format out " ")
(ecase type
+ (:int
+ (format out "~& fprintf(output, \"%i\", (int32_t) ~A);" c-name))
(integer
(format out "~& if(SIGNED64P(~A))~%" c-name)
(format out " fprintf(output, \"%lli\", (int64_t) ~A);" c-name)
--
wbr, Vitaly
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