target/tar/tarroot.mk

   1 #############################################################
   2 #
   3 # tar to archive target filesystem
   4 #
   5 #############################################################
   6
   7 TAR_OPTS:=$(BR2_TARGET_ROOTFS_TAR_OPTIONS)
   8 TAR_TARGET:=$(IMAGE).tar
   9
  10 TAR_COMPRESSOR:=
  11 TAR_COMPRESSOR_EXT:=.none
  12 ifeq ($(BR2_TARGET_ROOTFS_TAR_GZIP),y)
  13 TAR_COMPRESSOR:=gzip -9 -c
  14 TAR_COMPRESSOR_EXT:=gz
  15 endif
  16 ifeq ($(BR2_TARGET_ROOTFS_TAR_BZIP2),y)
  17 TAR_COMPRESSOR:=bzip2 -9 -c
  18 TAR_COMPRESSOR_EXT:=bz2
  19 endif
  20 ifeq ($(BR2_TARGET_ROOTFS_TAR_LZMA),y)
  21 TAR_COMPRESSOR:=lzma -9 -c
  22 TAR_COMPRESSOR_EXT:=lzma
  23 endif
  24 ROOTFS_TAR_COPYTO:=$(strip $(subst ",,$(BR2_TARGET_ROOTFS_TAR_COPYTO)))
  25 # "))
  26
  27 tarroot: host-fakeroot makedevs
  28         # Use fakeroot to pretend all target binaries are owned by root
  29         rm -f $(PROJECT_BUILD_DIR)/_fakeroot.$(notdir $(TAR_TARGET))
  30         touch $(PROJECT_BUILD_DIR)/.fakeroot.00000
  31         cat $(PROJECT_BUILD_DIR)/.fakeroot* > $(PROJECT_BUILD_DIR)/_fakeroot.$(notdir $(TAR_TARGET))
  32         echo "chown -R 0:0 $(TARGET_DIR)" >> $(PROJECT_BUILD_DIR)/_fakeroot.$(notdir $(TAR_TARGET))
  33 ifneq ($(TARGET_DEVICE_TABLE),)
  34         # Use fakeroot to pretend to create all needed device nodes
  35         echo "$(HOST_DIR)/usr/bin/makedevs -d $(TARGET_DEVICE_TABLE) $(TARGET_DIR)" \
  36                 >> $(PROJECT_BUILD_DIR)/_fakeroot.$(notdir $(TAR_TARGET))
  37 endif
  38         # Use fakeroot so tar believes the previous fakery
  39         echo "tar -c$(TAR_OPTS)f $(TAR_TARGET) -C $(TARGET_DIR) ." \
  40                 >> $(PROJECT_BUILD_DIR)/_fakeroot.$(notdir $(TAR_TARGET))
  41         chmod a+x $(PROJECT_BUILD_DIR)/_fakeroot.$(notdir $(TAR_TARGET))
  42         $(HOST_DIR)/usr/bin/fakeroot -- $(PROJECT_BUILD_DIR)/_fakeroot.$(notdir $(TAR_TARGET))
  43 ifneq ($(TAR_COMPRESSOR),)
  44         -rm -f $(TAR_TARGET).$()
  45         PATH="$(STAGING_DIR)/sbin:$(STAGING_DIR)/bin:$(STAGING_DIR)/usr/sbin:$(STAGING_DIR)/usr/bin:$(PATH)" $(TAR_COMPRESSOR) $(TAR_TARGET) > $(TAR_TARGET).$(TAR_COMPRESSOR_EXT)
  46 endif
  47 ifneq ($(ROOTFS_TAR_COPYTO),)
  48         $(Q)cp -f $(TAR_TARGET) $(ROOTFS_TAR_COPYTO)
  49 endif
  50         -@rm -f $(PROJECT_BUILD_DIR)/_fakeroot.$(notdir $(TAR_TARGET))
  51
  52 tarroot-source:
  53
  54 tarroot-clean:
  55
  56 tarroot-dirclean:
  57
  58 #############################################################
  59 #
  60 # Toplevel Makefile options
  61 #
  62 #############################################################
  63 ifeq ($(BR2_TARGET_ROOTFS_TAR),y)
  64 TARGETS+=tarroot
  65 endif