toolchain/uClibc/uclibc.mk

   1 #############################################################
   2 #
   3 # uClibc (the C library)
   4 #
   5 #############################################################
   6
   7 ifeq ($(BR2_UCLIBC_VERSION_SNAPSHOT),y)
   8 # Be aware that this changes daily....
   9 UCLIBC_DIR:=$(TOOL_BUILD_DIR)/uClibc
  10 UCLIBC_SOURCE:=uClibc-$(strip $(subst ",, $(BR2_USE_UCLIBC_SNAPSHOT))).tar.bz2
  11 #"
  12 UCLIBC_SITE:=http://www.uclibc.org/downloads/snapshots
  13 else
  14 # Note: 0.9.26 has known problems.  So best use a snapshot until .27 is out.
  15 # Anticipate the change.
  16 UCLIBC_DIR:=$(TOOL_BUILD_DIR)/uClibc-0.9.27
  17 UCLIBC_SOURCE:=uClibc-0.9.27.tar.bz2
  18 UCLIBC_SITE:=http://www.uclibc.org/downloads
  19 endif
  20
  21 UCLIBC_TARGET_ARCH:=$(shell echo $(ARCH) | sed -e s'/-.*//' \
  22                 -e 's/i.86/i386/' \
  23                 -e 's/sparc.*/sparc/' \
  24                 -e 's/arm.*/arm/g' \
  25                 -e 's/m68k.*/m68k/' \
  26                 -e 's/ppc/powerpc/g' \
  27                 -e 's/v850.*/v850/g' \
  28                 -e 's/sh64/sh/' \
  29                 -e 's/sh[234].*/sh/' \
  30                 -e 's/mips.*/mips/' \
  31                 -e 's/mipsel.*/mips/' \
  32                 -e 's/cris.*/cris/' \
  33 )
  34
  35
  36 $(DL_DIR)/$(UCLIBC_SOURCE):
  37         mkdir -p $(DL_DIR)
  38         $(WGET) -P $(DL_DIR) $(UCLIBC_SITE)/$(UCLIBC_SOURCE)
  39
  40 $(UCLIBC_DIR)/.unpacked: $(DL_DIR)/$(UCLIBC_SOURCE)
  41         mkdir -p $(TOOL_BUILD_DIR)
  42         bzcat $(DL_DIR)/$(UCLIBC_SOURCE) | tar -C $(TOOL_BUILD_DIR) $(TAR_OPTIONS) -
  43         touch $(UCLIBC_DIR)/.unpacked
  44
  45 $(UCLIBC_DIR)/.configured: $(UCLIBC_DIR)/.unpacked
  46         $(SED) 's,^CROSS=.*,CROSS=$(TARGET_CROSS),g' $(UCLIBC_DIR)/Rules.mak
  47 ifeq ($(BR2_ENABLE_LOCALE),y)
  48         cp toolchain/uClibc/uClibc.config-locale $(UCLIBC_DIR)/.config
  49 else
  50         cp toolchain/uClibc/uClibc.config $(UCLIBC_DIR)/.config
  51 endif
  52         $(SED) 's,^.*TARGET_$(UCLIBC_TARGET_ARCH).*,TARGET_$(UCLIBC_TARGET_ARCH)=y,g' \
  53                 $(UCLIBC_DIR)/.config
  54         $(SED) 's,^TARGET_ARCH.*,TARGET_ARCH=\"$(UCLIBC_TARGET_ARCH)\",g' $(UCLIBC_DIR)/.config
  55         $(SED) 's,^KERNEL_SOURCE=.*,KERNEL_SOURCE=\"$(LINUX_HEADERS_DIR)\",g' \
  56                 $(UCLIBC_DIR)/.config
  57         $(SED) 's,^RUNTIME_PREFIX=.*,RUNTIME_PREFIX=\"/\",g' \
  58                 $(UCLIBC_DIR)/.config
  59         $(SED) 's,^DEVEL_PREFIX=.*,DEVEL_PREFIX=\"/usr/\",g' \
  60                 $(UCLIBC_DIR)/.config
  61         $(SED) 's,^SHARED_LIB_LOADER_PREFIX=.*,SHARED_LIB_LOADER_PREFIX=\"/lib\",g' \
  62                 $(UCLIBC_DIR)/.config
  63 ifeq ($(BR2_LARGEFILE),y)
  64         $(SED) 's,^.*UCLIBC_HAS_LFS.*,UCLIBC_HAS_LFS=y,g' $(UCLIBC_DIR)/.config
  65 else
  66         $(SED) 's,^.*UCLIBC_HAS_LFS.*,UCLIBC_HAS_LFS=n,g' $(UCLIBC_DIR)/.config
  67 endif
  68         $(SED) 's,.*UCLIBC_HAS_WCHAR.*,UCLIBC_HAS_WCHAR=y,g' $(UCLIBC_DIR)/.config
  69 ifeq ($(BR2_SOFT_FLOAT),y)
  70         $(SED) 's,.*HAS_FPU.*,HAS_FPU=n\nUCLIBC_HAS_FLOATS=y\nUCLIBC_HAS_SOFT_FLOAT=y,g' $(UCLIBC_DIR)/.config
  71 endif
  72         mkdir -p $(TOOL_BUILD_DIR)/uClibc_dev/usr/include
  73         mkdir -p $(TOOL_BUILD_DIR)/uClibc_dev/usr/lib
  74         mkdir -p $(TOOL_BUILD_DIR)/uClibc_dev/lib
  75         $(MAKE1) -C $(UCLIBC_DIR) \
  76                 PREFIX=$(TOOL_BUILD_DIR)/uClibc_dev/ \
  77                 DEVEL_PREFIX=/usr/ \
  78                 RUNTIME_PREFIX=$(TOOL_BUILD_DIR)/uClibc_dev/ \
  79                 HOSTCC="$(HOSTCC)" \
  80                 pregen install_dev;
  81         touch $(UCLIBC_DIR)/.configured
  82
  83 $(UCLIBC_DIR)/lib/libc.a: $(UCLIBC_DIR)/.configured $(LIBFLOAT_TARGET)
  84         $(MAKE1) -C $(UCLIBC_DIR) \
  85                 PREFIX= \
  86                 DEVEL_PREFIX=/ \
  87                 RUNTIME_PREFIX=/ \
  88                 HOSTCC="$(HOSTCC)" \
  89                 all
  90         touch -c $(UCLIBC_DIR)/lib/libc.a
  91
  92 $(STAGING_DIR)/lib/libc.a: $(UCLIBC_DIR)/lib/libc.a
  93         $(MAKE1) -C $(UCLIBC_DIR) \
  94                 PREFIX=$(STAGING_DIR)/ \
  95                 DEVEL_PREFIX=/ \
  96                 RUNTIME_PREFIX=/ \
  97                 install_runtime
  98         $(MAKE1) -C $(UCLIBC_DIR) \
  99                 PREFIX=$(STAGING_DIR)/ \
 100                 DEVEL_PREFIX=/ \
 101                 RUNTIME_PREFIX=/ \
 102                 install_dev
 103         # Build the host utils.  Need to add an install target...
 104         $(MAKE1) -C $(UCLIBC_DIR)/utils \
 105                 PREFIX=$(STAGING_DIR) \
 106                 HOSTCC="$(HOSTCC)" \
 107                 hostutils
 108         touch -c $(STAGING_DIR)/lib/libc.a
 109
 110 ifneq ($(TARGET_DIR),)
 111 $(TARGET_DIR)/lib/libc.so.0: $(STAGING_DIR)/lib/libc.a
 112         $(MAKE1) -C $(UCLIBC_DIR) \
 113                 PREFIX=$(TARGET_DIR) \
 114                 DEVEL_PREFIX=/usr/ \
 115                 RUNTIME_PREFIX=/ \
 116                 install_runtime
 117         touch -c $(TARGET_DIR)/lib/libc.so.0
 118
 119 $(TARGET_DIR)/usr/bin/ldd:
 120         $(MAKE1) -C $(UCLIBC_DIR) $(TARGET_CONFIGURE_OPTS) \
 121                 PREFIX=$(TARGET_DIR) utils install_utils
 122         touch -c $(TARGET_DIR)/usr/bin/ldd
 123
 124 UCLIBC_TARGETS=$(TARGET_DIR)/lib/libc.so.0
 125 endif
 126
 127 uclibc-configured: $(UCLIBC_DIR)/.configured
 128
 129 uclibc: $(STAGING_DIR)/bin/$(REAL_GNU_TARGET_NAME)-gcc $(STAGING_DIR)/lib/libc.a \
 130         $(UCLIBC_TARGETS)
 131
 132 uclibc-source: $(DL_DIR)/$(UCLIBC_SOURCE)
 133
 134 uclibc-configured-source: uclibc-source
 135
 136 uclibc-clean:
 137         -$(MAKE1) -C $(UCLIBC_DIR) clean
 138         rm -f $(UCLIBC_DIR)/.config
 139
 140 uclibc-dirclean:
 141         rm -rf $(UCLIBC_DIR)
 142
 143 uclibc-target-utils: $(TARGET_DIR)/usr/bin/ldd
 144
 145 #############################################################
 146 #
 147 # uClibc for the target just needs its header files
 148 # and whatnot installed.
 149 #
 150 #############################################################
 151
 152 $(TARGET_DIR)/usr/lib/libc.a: $(STAGING_DIR)/$(REAL_GNU_TARGET_NAME)/lib/libc.a
 153         $(MAKE1) -C $(UCLIBC_DIR) \
 154                 PREFIX=$(TARGET_DIR) \
 155                 DEVEL_PREFIX=/usr/ \
 156                 RUNTIME_PREFIX=/ \
 157                 install_dev
 158         touch -c $(TARGET_DIR)/usr/lib/libc.a
 159
 160 uclibc_target: gcc uclibc $(TARGET_DIR)/usr/lib/libc.a $(TARGET_DIR)/usr/bin/ldd
 161
 162 uclibc_target-clean:
 163         rm -f $(TARGET_DIR)/include
 164
 165 uclibc_target-dirclean:
 166         rm -f $(TARGET_DIR)/include
 167