include/unpack.mk

   1 ifeq ($(strip $(PKG_UNPACK)),)
   2   ifneq ($(HOST_OS),Linux)
   3         HOST_TAR:=trapret 2 $(TAR)
   4   else
   5     HOST_TAR:=$(TAR)
   6   endif
   7   ifneq ($(strip $(PKG_CAT)),)
   8     # use existing PKG_CAT
   9     PKG_UNPACK:=$(PKG_CAT) $(DL_DIR)/$(PKG_SOURCE) | $(HOST_TAR) -C $(PKG_BUILD_DIR)/.. $(TAR_OPTIONS)
  10     ifeq ($(PKG_CAT),unzip)
  11       PKG_UNPACK:=unzip -d $(PKG_BUILD_DIR)/.. $(DL_DIR)/$(PKG_SOURCE)
  12     endif
  13     # replace zcat with $(ZCAT), because some system have it as gzcat
  14     ifeq ($(PKG_CAT),zcat)
  15       PKG_UNPACK:=$(ZCAT) $(DL_DIR)/$(PKG_SOURCE) | $(HOST_TAR) -C $(PKG_BUILD_DIR)/.. $(TAR_OPTIONS)
  16     endif
  17   else
  18     # try to autodetect file type
  19   endif
  20 endif