build variants: only build opkg packages for the requested build variant (or any if no variant was specified for the package)

SVN-Revision: 18464

include/package-ipkg.mk

@@ -36,6 +36,7 @@ ifeq ($(DUMP),)
     IDIR_$(1):=$(PKG_BUILD_DIR)/ipkg-$(PKGARCH)/$(1)
     INFO_$(1):=$(IPKG_STATE_DIR)/info/$(1).list
 
+    ifeq ($(if $(VARIANT),$(BUILD_VARIANT)),$(VARIANT))
     ifdef Package/$(1)/install
       ifneq ($(CONFIG_PACKAGE_$(1))$(SDK)$(DEVELOPER),)
         compile: $$(IPKG_$(1)) $(STAGING_DIR_ROOT)/stamp/.$(1)_installed
@@ -49,6 +50,7 @@ ifeq ($(DUMP),)
 		@echo "WARNING: skipping $(1) -- package not selected"
       endif
     endif
+    endif
 
     IDEPEND_$(1):=$$(call filter_deps,$$(DEPENDS))