1 #############################################################
3 # uClibc (the C library)
5 #############################################################
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 ",, $(BR2_USE_UCLIBC_SNAPSHOT))).tar.bz2
12 UCLIBC_SITE:=http://www.uclibc.org/downloads/snapshots
14 # Note: 0.9.26 has known problems. So best use a snapshot until .27 is out.
15 # Anticipate the change.
16 UCLIBC_DIR:=$(TOOL_BUILD_DIR)/uClibc-0.9.27
17 UCLIBC_SOURCE:=uClibc-0.9.27.tar.bz2
18 UCLIBC_SITE:=http://www.uclibc.org/downloads
21 UCLIBC_TARGET_ARCH:=$(shell echo $(ARCH) | sed -e s'/-.*//' \
23 -e 's/sparc.*/sparc/' \
26 -e 's/ppc/powerpc/g' \
27 -e 's/v850.*/v850/g' \
29 -e 's/sh[234].*/sh/' \
31 -e 's/mipsel.*/mips/' \
36 $(DL_DIR)/$(UCLIBC_SOURCE):
38 $(WGET) -P $(DL_DIR) $(UCLIBC_SITE)/$(UCLIBC_SOURCE)
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
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
50 cp toolchain/uClibc/uClibc.config $(UCLIBC_DIR)/.config
52 $(SED) 's,^.*TARGET_$(UCLIBC_TARGET_ARCH).*,TARGET_$(UCLIBC_TARGET_ARCH)=y,g' \
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' \
57 $(SED) 's,^RUNTIME_PREFIX=.*,RUNTIME_PREFIX=\"/\",g' \
59 $(SED) 's,^DEVEL_PREFIX=.*,DEVEL_PREFIX=\"/usr/\",g' \
61 $(SED) 's,^SHARED_LIB_LOADER_PREFIX=.*,SHARED_LIB_LOADER_PREFIX=\"/lib\",g' \
63 ifeq ($(BR2_LARGEFILE),y)
64 $(SED) 's,^.*UCLIBC_HAS_LFS.*,UCLIBC_HAS_LFS=y,g' $(UCLIBC_DIR)/.config
66 $(SED) 's,^.*UCLIBC_HAS_LFS.*,UCLIBC_HAS_LFS=n,g' $(UCLIBC_DIR)/.config
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
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/ \
78 RUNTIME_PREFIX=$(TOOL_BUILD_DIR)/uClibc_dev/ \
81 touch $(UCLIBC_DIR)/.configured
83 $(UCLIBC_DIR)/lib/libc.a: $(UCLIBC_DIR)/.configured $(LIBFLOAT_TARGET)
84 $(MAKE1) -C $(UCLIBC_DIR) \
90 touch -c $(UCLIBC_DIR)/lib/libc.a
92 $(STAGING_DIR)/lib/libc.a: $(UCLIBC_DIR)/lib/libc.a
93 $(MAKE1) -C $(UCLIBC_DIR) \
94 PREFIX=$(STAGING_DIR)/ \
98 $(MAKE1) -C $(UCLIBC_DIR) \
99 PREFIX=$(STAGING_DIR)/ \
103 # Build the host utils. Need to add an install target...
104 $(MAKE1) -C $(UCLIBC_DIR)/utils \
105 PREFIX=$(STAGING_DIR) \
108 touch -c $(STAGING_DIR)/lib/libc.a
110 ifneq ($(TARGET_DIR),)
111 $(TARGET_DIR)/lib/libc.so.0: $(STAGING_DIR)/lib/libc.a
112 $(MAKE1) -C $(UCLIBC_DIR) \
113 PREFIX=$(TARGET_DIR) \
117 touch -c $(TARGET_DIR)/lib/libc.so.0
119 $(TARGET_DIR)/usr/bin/ldd:
120 $(MAKE1) -C $(UCLIBC_DIR) $(TARGET_CONFIGURE_OPTS) \
121 PREFIX=$(TARGET_DIR) utils install_utils
122 touch -c $(TARGET_DIR)/usr/bin/ldd
124 UCLIBC_TARGETS=$(TARGET_DIR)/lib/libc.so.0
127 uclibc-configured: $(UCLIBC_DIR)/.configured
129 uclibc: $(STAGING_DIR)/bin/$(REAL_GNU_TARGET_NAME)-gcc $(STAGING_DIR)/lib/libc.a \
132 uclibc-source: $(DL_DIR)/$(UCLIBC_SOURCE)
134 uclibc-configured-source: uclibc-source
137 -$(MAKE1) -C $(UCLIBC_DIR) clean
138 rm -f $(UCLIBC_DIR)/.config
143 uclibc-target-utils: $(TARGET_DIR)/usr/bin/ldd
145 #############################################################
147 # uClibc for the target just needs its header files
148 # and whatnot installed.
150 #############################################################
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) \
158 touch -c $(TARGET_DIR)/usr/lib/libc.a
160 uclibc_target: gcc uclibc $(TARGET_DIR)/usr/lib/libc.a $(TARGET_DIR)/usr/bin/ldd
163 rm -f $(TARGET_DIR)/include
165 uclibc_target-dirclean:
166 rm -f $(TARGET_DIR)/include