include/unpack.mk

   1 # SPDX-License-Identifier: GPL-2.0-only
   2 #
   3 # Copyright (C) 2006-2020 OpenWrt.org
   4
   5 HOST_TAR:=$(TAR)
   6 TAR_CMD=$(HOST_TAR) -C $(1)/.. $(TAR_OPTIONS)
   7 UNZIP_CMD=unzip -q -d $(1)/.. $(DL_DIR)/$(PKG_SOURCE)
   8
   9 ifeq ($(PKG_SOURCE),)
  10   PKG_UNPACK ?= true
  11 else
  12
  13 ifeq ($(strip $(UNPACK_CMD)),)
  14   ifeq ($(strip $(PKG_CAT)),)
  15     # try to autodetect file type
  16     EXT:=$(call ext,$(PKG_SOURCE))
  17     EXT1:=$(EXT)
  18
  19     ifeq ($(filter gz tgz,$(EXT)),$(EXT))
  20       EXT:=$(call ext,$(PKG_SOURCE:.$(EXT)=))
  21       DECOMPRESS_CMD:=$(STAGING_DIR_HOST)/bin/libdeflate-gzip -dc $(DL_DIR)/$(PKG_SOURCE) |
  22     endif
  23     ifeq ($(filter bzip2 bz2 bz tbz2 tbz,$(EXT)),$(EXT))
  24       EXT:=$(call ext,$(PKG_SOURCE:.$(EXT)=))
  25       DECOMPRESS_CMD:=bzcat $(DL_DIR)/$(PKG_SOURCE) |
  26     endif
  27     ifeq ($(filter xz txz,$(EXT)),$(EXT))
  28       EXT:=$(call ext,$(PKG_SOURCE:.$(EXT)=))
  29       DECOMPRESS_CMD:=xzcat $(DL_DIR)/$(PKG_SOURCE) |
  30     endif
  31     ifeq (zst,$(EXT))
  32       EXT:=$(call ext,$(PKG_SOURCE:.$(EXT)=))
  33       DECOMPRESS_CMD:=zstdcat $(DL_DIR)/$(PKG_SOURCE) |
  34     endif
  35     ifeq ($(filter tgz tbz tbz2 txz,$(EXT1)),$(EXT1))
  36       EXT:=tar
  37     endif
  38     DECOMPRESS_CMD ?= cat $(DL_DIR)/$(PKG_SOURCE) |
  39     ifeq ($(EXT),tar)
  40       UNPACK_CMD=$(DECOMPRESS_CMD) $(TAR_CMD)
  41     endif
  42     ifeq ($(EXT),cpio)
  43       UNPACK_CMD=$(DECOMPRESS_CMD) (cd $(1)/..; $(STAGING_DIR_HOST)/bin/cpio -i -d)
  44     endif
  45     ifeq ($(EXT),zip)
  46       UNPACK_CMD=$(UNZIP_CMD)
  47     endif
  48   endif
  49
  50   # compatibility code for packages that set PKG_CAT
  51   ifeq ($(strip $(UNPACK_CMD)),)
  52     # use existing PKG_CAT
  53     UNPACK_CMD=$(PKG_CAT) $(DL_DIR)/$(PKG_SOURCE) | $(TAR_CMD)
  54     ifeq ($(PKG_CAT),unzip)
  55       UNPACK_CMD=$(UNZIP_CMD)
  56     endif
  57     # replace zcat with $(ZCAT), because some system don't support it properly
  58     ifeq ($(PKG_CAT),zcat)
  59       UNPACK_CMD=$(STAGING_DIR_HOST)/bin/libdeflate-gzip -dc $(DL_DIR)/$(PKG_SOURCE) | $(TAR_CMD)
  60     endif
  61   endif
  62 endif
  63
  64 ifdef PKG_BUILD_DIR
  65   PKG_UNPACK ?= $(SH_FUNC) $(call UNPACK_CMD,$(PKG_BUILD_DIR))
  66 endif
  67 ifdef HOST_BUILD_DIR
  68   HOST_UNPACK ?= $(SH_FUNC) $(call UNPACK_CMD,$(HOST_BUILD_DIR))
  69 endif
  70
  71 endif # PKG_SOURCE
  72