implement conditional dependencies for generating the Depends: field of ipkgs

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@12836 3c298f89-4303-0410-b956-a3cf2f4a3e73

diff --git a/include/package-ipkg.mk b/include/package-ipkg.mk
index 16378a0f0e0143b4c191dd3727b46904dc3d0a8f..de9798413d3a33a465c7e77c749628058e487931 100644 (file)
--- a/include/package-ipkg.mk
+++ b/include/package-ipkg.mk
@@ -22,6 +22,11 @@ define BuildIPKGVariable
   $(1)_COMMANDS += var2file "$(call shvar,Package/$(1)/$(2))" $(2);
 endef
 
+dep_split=$(subst :,$(space),$(1))
+dep_confvar=CONFIG_$(word 1,$(call dep_split,$(1)))
+dep_val=$(word 2,$(call dep_split,$(1)))
+filter_deps=$(foreach dep,$(1),$(if $(findstring :,$(dep)),$(if $($(call dep_confvar,$(dep))),$(call dep_val,$(dep))),$(dep)))
+
 ifeq ($(DUMP),)
   define BuildTarget/ipkg
     IPKG_$(1):=$(PACKAGE_DIR)/$(1)_$(VERSION)_$(PKGARCH).ipk
@@ -42,7 +47,7 @@ ifeq ($(DUMP),)
       endif
     endif
 
-    IDEPEND_$(1):=$$(strip $$(DEPENDS))
+    IDEPEND_$(1):=$$(call filter_deps,$$(strip $$(DEPENDS)))
   
     $(eval $(call BuildIPKGVariable,$(1),conffiles))
     $(eval $(call BuildIPKGVariable,$(1),preinst))