X-Git-Url: http://git.openwrt.org/?p=openwrt%2Fsvn-archive%2Farchive.git;a=blobdiff_plain;f=include%2Funpack.mk;h=2cd17817e6929d216cf31acb1c8514848eb4ecfd;hp=ddd5fd11fe3b61be4888339ca8efbe2061485f79;hb=5b797979117a5de97e8117b3487164e27d7922bf;hpb=001f766f0e023933c1debbdbc1f8b3d51035a7b3

diff --git a/include/unpack.mk b/include/unpack.mk
index ddd5fd11fe..2cd17817e6 100644
--- a/include/unpack.mk
+++ b/include/unpack.mk
@@ -16,8 +16,9 @@ UNZIP_CMD=unzip -d $(1)/.. $(DL_DIR)/$(PKG_SOURCE)
 
 ifeq ($(PKG_SOURCE),)
   PKG_UNPACK ?= true
-endif
-ifeq ($(strip $(PKG_UNPACK))$(strip $(HOST_UNPACK)),)
+else
+
+ifeq ($(strip $(UNPACK_CMD)),)
   ifeq ($(strip $(PKG_CAT)),)
     # try to autodetect file type
     EXT:=$(call ext,$(PKG_SOURCE))
@@ -63,6 +64,14 @@ ifeq ($(strip $(PKG_UNPACK))$(strip $(HOST_UNPACK)),)
   else
     CRLF_CMD :=
   endif
-  PKG_UNPACK := $(call UNPACK_CMD,$(PKG_BUILD_DIR)) $(call CRLF_CMD,$(PKG_BUILD_DIR))
-  HOST_UNPACK := $(call UNPACK_CMD,$(HOST_BUILD_DIR)) $(call CRLF_CMD,$(HOST_BUILD_DIR))
 endif
+
+ifdef PKG_BUILD_DIR
+  PKG_UNPACK ?= $(call UNPACK_CMD,$(PKG_BUILD_DIR)) $(call CRLF_CMD,$(PKG_BUILD_DIR))
+endif
+ifdef HOST_BUILD_DIR
+  HOST_UNPACK ?= $(call UNPACK_CMD,$(HOST_BUILD_DIR)) $(call CRLF_CMD,$(HOST_BUILD_DIR))
+endif
+
+endif # PKG_SOURCE
+