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#
# Copyright (C) 2006-2007 OpenWrt.org
#
# This is free software, licensed under the GNU General Public License v2.
# See /LICENSE for more information.
#
# unpacking files with +s may break on some platforms. this typically emits error code 2
ifneq ($(HOST_OS),Linux)
HOST_TAR:=trapret 2 $(TAR)
else
HOST_TAR:=$(TAR)
endif
TAR_CMD=$(HOST_TAR) -C $(1)/.. $(TAR_OPTIONS)
UNZIP_CMD=unzip -d $(1)/.. $(DL_DIR)/$(PKG_SOURCE)
ifeq ($(PKG_SOURCE),)
PKG_UNPACK ?= true
endif
ifeq ($(strip $(UNPACK_CMD)),)
ifeq ($(strip $(PKG_CAT)),)
# try to autodetect file type
EXT:=$(call ext,$(PKG_SOURCE))
EXT1:=$(EXT)
ifeq ($(filter gz tgz,$(EXT)),$(EXT))
EXT:=$(call ext,$(PKG_SOURCE:.$(EXT)=))
DECOMPRESS_CMD:=gzip -dc $(DL_DIR)/$(PKG_SOURCE) |
endif
ifeq ($(filter bzip2 bz2 bz tbz2 tbz,$(EXT)),$(EXT))
EXT:=$(call ext,$(PKG_SOURCE:.$(EXT)=))
DECOMPRESS_CMD:=bzcat $(DL_DIR)/$(PKG_SOURCE) |
endif
ifeq ($(filter tgz tbz tbz2,$(EXT1)),$(EXT1))
EXT:=tar
endif
DECOMPRESS_CMD ?= cat $(DL_DIR)/$(PKG_SOURCE) |
ifeq ($(EXT),tar)
UNPACK_CMD=$(DECOMPRESS_CMD) $(TAR_CMD)
endif
ifeq ($(EXT),cpio)
UNPACK_CMD=$(DECOMPRESS_CMD) (cd $(1)/..; cpio -i -d)
endif
ifeq ($(EXT),zip)
UNPACK_CMD=$(UNZIP_CMD)
endif
endif
# compatibility code for packages that set PKG_CAT
ifeq ($(strip $(UNPACK_CMD)),)
# use existing PKG_CAT
UNPACK_CMD=$(PKG_CAT) $(DL_DIR)/$(PKG_SOURCE) | $(TAR_CMD)
ifeq ($(PKG_CAT),unzip)
UNPACK_CMD=$(UNZIP_CMD)
endif
# replace zcat with $(ZCAT), because some system don't support it properly
ifeq ($(PKG_CAT),zcat)
UNPACK_CMD=gzip -dc $(DL_DIR)/$(PKG_SOURCE) | $(TAR_CMD)
endif
endif
ifneq ($(strip $(CRLF_WORKAROUND)),)
CRLF_CMD := && find $(PKG_BUILD_DIR) -type f -print0 | xargs -0 perl -pi -e 's!\r$$$$!!g'
else
CRLF_CMD :=
endif
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
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