$$(error $1/$2: stage argument to build-prog should be 0, 1, or 2)
endif
-$(call all-target,$1,all_$1_$2)
-
$(call clean-target,$1,$2,$1/$2)
-$(call package-config,$1,$2,$3)
+ifneq "$$($1_$2_NOT_NEEDED)" "YES"
+$$(eval $$(call build-prog-helper,$1,$2,$3))
+endif
+endef
+
+
+define build-prog-helper
+# $1 = dir
+# $2 = distdir
+# $3 = GHC stage to use (0 == bootstrapping compiler)
+
+$(call all-target,$1,all_$1_$2)
ifeq "$$($1_USES_CABAL)" "YES"
+$1_$2_USES_CABAL = YES
+endif
+
+ifeq "$$($1_$2_USES_CABAL)" "YES"
ifneq "$$(NO_INCLUDE_PKGDATA)" "YES"
include $1/$2/package-data.mk
endif
endif
-ifeq "$$($1_USES_CABAL)$$($1_$2_VERSION)" "YES"
+$(call package-config,$1,$2,$3)
+
+ifeq "$$($1_$2_USES_CABAL)$$($1_$2_VERSION)" "YES"
$1_$2_DISABLE = YES
endif
$1_$2_depfile_base = $1/$2/build/.depend
-$(call build-dependencies,$1,$2)
+$(call build-dependencies,$1,$2,$3)
# --- IMPLICIT RULES