summaryrefslogtreecommitdiff
path: root/toolchain/uClibc/uclibc.mk
blob: bff50fd5b070959ca00369a38d4898216016ad81 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
#############################################################
#
# uClibc (the C library)
#
#############################################################

ifeq ($(BR2_UCLIBC_VERSION_SNAPSHOT),y)
# Be aware that this changes daily....
UCLIBC_DIR:=$(TOOL_BUILD_DIR)/uClibc
UCLIBC_SOURCE:=uClibc-$(strip $(subst ",, $(BR2_USE_UCLIBC_SNAPSHOT))).tar.bz2
#"
UCLIBC_SITE:=http://www.uclibc.org/downloads/snapshots
else
# Note: 0.9.26 has known problems.  So best use a snapshot until .27 is out.
# Anticipate the change.
UCLIBC_DIR:=$(TOOL_BUILD_DIR)/uClibc-0.9.27
UCLIBC_SOURCE:=uClibc-0.9.27.tar.bz2
UCLIBC_SITE:=http://www.uclibc.org/downloads
endif

UCLIBC_TARGET_ARCH:=$(shell echo $(ARCH) | sed -e s'/-.*//' \
		-e 's/i.86/i386/' \
		-e 's/sparc.*/sparc/' \
		-e 's/arm.*/arm/g' \
		-e 's/m68k.*/m68k/' \
		-e 's/ppc/powerpc/g' \
		-e 's/v850.*/v850/g' \
		-e 's/sh64/sh/' \
		-e 's/sh[234].*/sh/' \
		-e 's/mips.*/mips/' \
		-e 's/mipsel.*/mips/' \
		-e 's/cris.*/cris/' \
)


$(DL_DIR)/$(UCLIBC_SOURCE):
	mkdir -p $(DL_DIR)
	$(WGET) -P $(DL_DIR) $(UCLIBC_SITE)/$(UCLIBC_SOURCE)

$(UCLIBC_DIR)/.unpacked: $(DL_DIR)/$(UCLIBC_SOURCE)
	mkdir -p $(TOOL_BUILD_DIR)
	bzcat $(DL_DIR)/$(UCLIBC_SOURCE) | tar -C $(TOOL_BUILD_DIR) $(TAR_OPTIONS) -
	touch $(UCLIBC_DIR)/.unpacked

$(UCLIBC_DIR)/.configured: $(UCLIBC_DIR)/.unpacked
	$(SED) 's,^CROSS=.*,CROSS=$(TARGET_CROSS),g' $(UCLIBC_DIR)/Rules.mak
ifeq ($(BR2_ENABLE_LOCALE),y)
	cp toolchain/uClibc/uClibc.config-locale $(UCLIBC_DIR)/.config
else
	cp toolchain/uClibc/uClibc.config $(UCLIBC_DIR)/.config
endif
	$(SED) 's,^.*TARGET_$(UCLIBC_TARGET_ARCH).*,TARGET_$(UCLIBC_TARGET_ARCH)=y,g' \
		$(UCLIBC_DIR)/.config
	$(SED) 's,^TARGET_ARCH.*,TARGET_ARCH=\"$(UCLIBC_TARGET_ARCH)\",g' $(UCLIBC_DIR)/.config
	$(SED) 's,^KERNEL_SOURCE=.*,KERNEL_SOURCE=\"$(LINUX_HEADERS_DIR)\",g' \
		$(UCLIBC_DIR)/.config
	$(SED) 's,^RUNTIME_PREFIX=.*,RUNTIME_PREFIX=\"/\",g' \
		$(UCLIBC_DIR)/.config
	$(SED) 's,^DEVEL_PREFIX=.*,DEVEL_PREFIX=\"/usr/\",g' \
		$(UCLIBC_DIR)/.config
	$(SED) 's,^SHARED_LIB_LOADER_PREFIX=.*,SHARED_LIB_LOADER_PREFIX=\"/lib\",g' \
		$(UCLIBC_DIR)/.config
ifeq ($(BR2_LARGEFILE),y)
	$(SED) 's,^.*UCLIBC_HAS_LFS.*,UCLIBC_HAS_LFS=y,g' $(UCLIBC_DIR)/.config
else
	$(SED) 's,^.*UCLIBC_HAS_LFS.*,UCLIBC_HAS_LFS=n,g' $(UCLIBC_DIR)/.config
endif
	$(SED) 's,.*UCLIBC_HAS_WCHAR.*,UCLIBC_HAS_WCHAR=y,g' $(UCLIBC_DIR)/.config
ifeq ($(BR2_SOFT_FLOAT),y)
	$(SED) 's,.*HAS_FPU.*,HAS_FPU=n\nUCLIBC_HAS_FLOATS=y\nUCLIBC_HAS_SOFT_FLOAT=y,g' $(UCLIBC_DIR)/.config
endif
	mkdir -p $(TOOL_BUILD_DIR)/uClibc_dev/usr/include
	mkdir -p $(TOOL_BUILD_DIR)/uClibc_dev/usr/lib
	mkdir -p $(TOOL_BUILD_DIR)/uClibc_dev/lib
	$(MAKE) -C $(UCLIBC_DIR) \
		PREFIX=$(TOOL_BUILD_DIR)/uClibc_dev/ \
		DEVEL_PREFIX=/usr/ \
		RUNTIME_PREFIX=$(TOOL_BUILD_DIR)/uClibc_dev/ \
		HOSTCC="$(HOSTCC)" \
		pregen install_dev;
	touch $(UCLIBC_DIR)/.configured

$(UCLIBC_DIR)/lib/libc.a: $(UCLIBC_DIR)/.configured $(LIBFLOAT_TARGET)
	$(MAKE) -C $(UCLIBC_DIR) \
		PREFIX= \
		DEVEL_PREFIX=/ \
		RUNTIME_PREFIX=/ \
		HOSTCC="$(HOSTCC)" \
		all
	touch -c $(UCLIBC_DIR)/lib/libc.a

$(STAGING_DIR)/lib/libc.a: $(UCLIBC_DIR)/lib/libc.a
	$(MAKE) -C $(UCLIBC_DIR) \
		PREFIX=$(STAGING_DIR)/ \
		DEVEL_PREFIX=/ \
		RUNTIME_PREFIX=/ \
		install_runtime
	$(MAKE) -C $(UCLIBC_DIR) \
		PREFIX=$(STAGING_DIR)/ \
		DEVEL_PREFIX=/ \
		RUNTIME_PREFIX=/ \
		install_dev
	# Build the host utils.  Need to add an install target...
	$(MAKE) -C $(UCLIBC_DIR)/utils \
		PREFIX=$(STAGING_DIR) \
		HOSTCC="$(HOSTCC)" \
		hostutils
	touch -c $(STAGING_DIR)/lib/libc.a

ifneq ($(TARGET_DIR),)
$(TARGET_DIR)/lib/libc.so.0: $(STAGING_DIR)/lib/libc.a
	$(MAKE) -C $(UCLIBC_DIR) \
		PREFIX=$(TARGET_DIR) \
		DEVEL_PREFIX=/usr/ \
		RUNTIME_PREFIX=/ \
		install_runtime
	touch -c $(TARGET_DIR)/lib/libc.so.0

$(TARGET_DIR)/usr/bin/ldd: gcc
	$(MAKE) -C $(UCLIBC_DIR) $(TARGET_CONFIGURE_OPTS) \
		PREFIX=$(TARGET_DIR) utils install_utils
	touch -c $(TARGET_DIR)/usr/bin/ldd

UCLIBC_TARGETS=$(TARGET_DIR)/lib/libc.so.0
endif

uclibc-configured: $(UCLIBC_DIR)/.configured

uclibc: $(STAGING_DIR)/bin/$(REAL_GNU_TARGET_NAME)-gcc $(STAGING_DIR)/lib/libc.a \
	$(UCLIBC_TARGETS)

uclibc-source: $(DL_DIR)/$(UCLIBC_SOURCE)

uclibc-configured-source: uclibc-source

uclibc-clean:
	-$(MAKE) -C $(UCLIBC_DIR) clean
	rm -f $(UCLIBC_DIR)/.config

uclibc-dirclean:
	rm -rf $(UCLIBC_DIR)

uclibc-target-utils: $(TARGET_DIR)/usr/bin/ldd

#############################################################
#
# uClibc for the target just needs its header files
# and whatnot installed.
#
#############################################################

$(TARGET_DIR)/usr/lib/libc.a: $(STAGING_DIR)/$(REAL_GNU_TARGET_NAME)/lib/libc.a
	$(MAKE) -C $(UCLIBC_DIR) \
		PREFIX=$(TARGET_DIR) \
		DEVEL_PREFIX=/usr/ \
		RUNTIME_PREFIX=/ \
		install_dev
	touch -c $(TARGET_DIR)/usr/lib/libc.a

uclibc_target: gcc uclibc $(TARGET_DIR)/usr/lib/libc.a $(TARGET_DIR)/usr/bin/ldd

uclibc_target-clean:
	rm -f $(TARGET_DIR)/include

uclibc_target-dirclean:
	rm -f $(TARGET_DIR)/include