build: clean up and optimize ipkg control generator code

Signed-off-by: Felix Fietkau <nbd@openwrt.org> SVN-Revision: 43017
2014-10-22 08:57:16 +00:00
parent 364fb4dacb
commit d081edf7eb
3 changed files with 53 additions and 45 deletions
--- a/rules.mk
+++ b/rules.mk
@@ -21,6 +21,7 @@ qstrip=$(strip $(subst ",,$(1)))

 empty:=
 space:= $(empty) $(empty)
+comma:=,
 merge=$(subst $(space),,$(1))
 confvar=$(call merge,$(foreach v,$(1),$(if $($(v)),y,n)))
 strip_last=$(patsubst %.$(lastword $(subst .,$(space),$(1))),%,$(1))