target/ext2/ext2root.mk

   1 #############################################################
   2 #
   3 # genext2fs to build to target ext2 filesystems
   4 #
   5 #############################################################
   6 GENEXT2_VERSION=1.4
   7 GENEXT2_DIR=$(BUILD_DIR)/genext2fs-$(GENEXT2_VERSION)
   8 GENEXT2_SOURCE=genext2fs-$(GENEXT2_VERSION).tar.gz
   9 GENEXT2_SITE:=http://$(BR2_SOURCEFORGE_MIRROR).dl.sourceforge.net/sourceforge/genext2fs
  10
  11 $(DL_DIR)/$(GENEXT2_SOURCE):
  12         $(WGET) -P $(DL_DIR) $(GENEXT2_SITE)/$(GENEXT2_SOURCE)
  13
  14 $(GENEXT2_DIR)/.unpacked: $(DL_DIR)/$(GENEXT2_SOURCE)
  15         $(ZCAT) $(DL_DIR)/$(GENEXT2_SOURCE) | tar -C $(BUILD_DIR) -xvf -
  16         toolchain/patch-kernel.sh $(GENEXT2_DIR) target/ext2/ genext2fs\*.patch
  17         touch $@
  18
  19 $(GENEXT2_DIR)/.configured: $(GENEXT2_DIR)/.unpacked
  20         chmod a+x $(GENEXT2_DIR)/configure
  21         (cd $(GENEXT2_DIR); rm -rf config.cache; \
  22                 ./configure \
  23                 CC="$(HOSTCC)" \
  24                 --prefix=$(STAGING_DIR) \
  25         )
  26         touch $@
  27
  28 $(GENEXT2_DIR)/genext2fs: $(GENEXT2_DIR)/.configured
  29         $(MAKE) CFLAGS="-Wall -O2 -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE \
  30                 -D_FILE_OFFSET_BITS=64" -C $(GENEXT2_DIR)
  31         touch -c $@
  32
  33 genext2fs: $(GENEXT2_DIR)/genext2fs
  34
  35
  36
  37 #############################################################
  38 #
  39 # Build the ext2 root filesystem image
  40 #
  41 #############################################################
  42
  43 EXT2_OPTS :=
  44
  45 ifeq ($(BR2_TARGET_ROOTFS_EXT2_SQUASH),y)
  46 EXT2_OPTS += -U
  47 endif
  48
  49 ifneq ($(strip $(BR2_TARGET_ROOTFS_EXT2_BLOCKS)),0)
  50 EXT2_OPTS += -b $(strip $(BR2_TARGET_ROOTFS_EXT2_BLOCKS))
  51 endif
  52
  53 ifneq ($(strip $(BR2_TARGET_ROOTFS_EXT2_INODES)),0)
  54 EXT2_OPTS += -N $(strip $(BR2_TARGET_ROOTFS_EXT2_INODES))
  55 endif
  56
  57 ifneq ($(strip $(BR2_TARGET_ROOTFS_EXT2_RESBLKS)),)
  58 EXT2_OPTS += -m $(strip $(BR2_TARGET_ROOTFS_EXT2_RESBLKS))
  59 endif
  60
  61 EXT2_BASE := $(subst ",,$(BR2_TARGET_ROOTFS_EXT2_OUTPUT))
  62 #")
  63
  64 EXT2_ROOTFS_COMPRESSOR:=
  65 EXT2_ROOTFS_COMPRESSOR_EXT:=
  66 EXT2_ROOTFS_COMPRESSOR_PREREQ:=
  67 ifeq ($(BR2_TARGET_ROOTFS_EXT2_GZIP),y)
  68 EXT2_ROOTFS_COMPRESSOR:=gzip -9 -c
  69 EXT2_ROOTFS_COMPRESSOR_EXT:=gz
  70 #EXT2_ROOTFS_COMPRESSOR_PREREQ:= gzip-host
  71 endif
  72 ifeq ($(BR2_TARGET_ROOTFS_EXT2_BZIP2),y)
  73 EXT2_ROOTFS_COMPRESSOR:=bzip2 -9 -c
  74 EXT2_ROOTFS_COMPRESSOR_EXT:=bz2
  75 #EXT2_ROOTFS_COMPRESSOR_PREREQ:= bzip2-host
  76 endif
  77 ifeq ($(BR2_TARGET_ROOTFS_EXT2_LZMA),y)
  78 EXT2_ROOTFS_COMPRESSOR:=lzma -9 -c
  79 EXT2_ROOTFS_COMPRESSOR_EXT:=lzma
  80 EXT2_ROOTFS_COMPRESSOR_PREREQ:= lzma-host
  81 endif
  82
  83 ifneq ($(EXT2_ROOTFS_COMPRESSOR),)
  84 EXT2_TARGET := $(EXT2_BASE).$(EXT2_ROOTFS_COMPRESSOR_EXT)
  85 else
  86 EXT2_TARGET := $(EXT2_BASE)
  87 endif
  88
  89 $(EXT2_BASE): host-fakeroot makedevs genext2fs
  90         -@find $(TARGET_DIR) -type f -perm +111 | xargs $(STRIPCMD) 2>/dev/null || true
  91 ifneq ($(BR2_HAVE_MANPAGES),y)
  92         @rm -rf $(TARGET_DIR)/usr/share/man
  93 endif
  94 ifneq ($(BR2_HAVE_INFOPAGES),y)
  95         @rm -rf $(TARGET_DIR)/usr/share/info
  96 endif
  97         @test -d $(TARGET_DIR)/usr/share && \
  98                 rmdir -p --ignore-fail-on-non-empty $(TARGET_DIR)/usr/share || \
  99                 true
 100         $(if $(TARGET_LDCONFIG),test ! -x $(TARGET_LDCONFIG) && true || $(TARGET_LDCONFIG) -r $(TARGET_DIR) 2>/dev/null)
 101         # Use fakeroot to pretend all target binaries are owned by root
 102         rm -f $(PROJECT_BUILD_DIR)/_fakeroot.$(notdir $(EXT2_TARGET))
 103         touch $(PROJECT_BUILD_DIR)/.fakeroot.00000
 104         cat $(PROJECT_BUILD_DIR)/.fakeroot* > $(PROJECT_BUILD_DIR)/_fakeroot.$(notdir $(EXT2_TARGET))
 105         echo "chown -R 0:0 $(TARGET_DIR)" >> $(PROJECT_BUILD_DIR)/_fakeroot.$(notdir $(EXT2_TARGET))
 106 ifneq ($(TARGET_DEVICE_TABLE),)
 107         # Use fakeroot to pretend to create all needed device nodes
 108         echo "$(STAGING_DIR)/bin/makedevs -d $(TARGET_DEVICE_TABLE) $(TARGET_DIR)" \
 109                 >> $(PROJECT_BUILD_DIR)/_fakeroot.$(notdir $(EXT2_TARGET))
 110 endif
 111         # Use fakeroot so genext2fs believes the previous fakery
 112 ifeq ($(strip $(BR2_TARGET_ROOTFS_EXT2_BLOCKS)),0)
 113         GENEXT2_REALSIZE=`LC_ALL=C du -s -c -k $(TARGET_DIR) | grep total | sed -e "s/total//"`; \
 114         GENEXT2_ADDTOROOTSIZE=`if [ $$GENEXT2_REALSIZE -ge 20000 ]; then echo 16384; else echo 2400; fi`; \
 115         GENEXT2_SIZE=`expr $$GENEXT2_REALSIZE + $$GENEXT2_ADDTOROOTSIZE`; \
 116         GENEXT2_ADDTOINODESIZE=`find $(TARGET_DIR) | wc -l`; \
 117         GENEXT2_INODES=`expr $$GENEXT2_ADDTOINODESIZE + 400`; \
 118         set -x; \
 119         echo "$(GENEXT2_DIR)/genext2fs -b $$GENEXT2_SIZE " \
 120                 "-N $$GENEXT2_INODES -d $(TARGET_DIR) " \
 121                 "$(EXT2_OPTS) $(EXT2_BASE)" >> $(PROJECT_BUILD_DIR)/_fakeroot.$(notdir $(EXT2_TARGET))
 122 else
 123         echo "$(GENEXT2_DIR)/genext2fs -d $(TARGET_DIR) " \
 124                 "$(EXT2_OPTS) $(EXT2_BASE)" >> $(PROJECT_BUILD_DIR)/_fakeroot.$(notdir $(EXT2_TARGET))
 125 endif
 126         chmod a+x $(PROJECT_BUILD_DIR)/_fakeroot.$(notdir $(EXT2_TARGET))
 127         $(STAGING_DIR)/usr/bin/fakeroot -- $(PROJECT_BUILD_DIR)/_fakeroot.$(notdir $(EXT2_TARGET))
 128         -@rm -f $(PROJECT_BUILD_DIR)/_fakeroot.$(notdir $(EXT2_TARGET))
 129
 130 ifneq ($(EXT2_ROOTFS_COMPRESSOR),)
 131 $(EXT2_BASE).$(EXT2_ROOTFS_COMPRESSOR_EXT): $(EXT2_ROOTFS_COMPRESSOR_PREREQ) $(EXT2_BASE)
 132         $(EXT2_ROOTFS_COMPRESSOR) $(EXT2_BASE) > $(EXT2_TARGET)
 133 endif
 134
 135 EXT2_COPYTO := $(strip $(subst ",,$(BR2_TARGET_ROOTFS_EXT2_COPYTO)))
 136 # "))
 137
 138 ext2root: $(EXT2_TARGET)
 139         @ls -l $(EXT2_TARGET)
 140 ifneq ($(EXT2_COPYTO),)
 141         @cp -f $(EXT2_TARGET) $(EXT2_COPYTO)
 142 endif
 143
 144 ext2root-source: $(DL_DIR)/$(GENEXT2_SOURCE)
 145
 146 ext2root-clean:
 147         -$(MAKE) -C $(GENEXT2_DIR) clean
 148
 149 ext2root-dirclean:
 150         rm -rf $(GENEXT2_DIR)
 151
 152 #############################################################
 153 #
 154 # Toplevel Makefile options
 155 #
 156 #############################################################
 157 ifeq ($(BR2_TARGET_ROOTFS_EXT2),y)
 158 TARGETS+=ext2root
 159 endif