[massive] add support for alternative C libraries (currently only glibc/eglibc)
[openwrt-10.03/.git] / toolchain / eglibc / Makefile
1 #
2 # Copyright (C) 2006-2008 OpenWrt.org
3 #
4 # This is free software, licensed under the GNU General Public License v2.
5 # See /LICENSE for more information.
6 #
7 include $(TOPDIR)/rules.mk
8
9 PKG_NAME:=eglibc
10 PKG_VERSION:=$(call qstrip,$(CONFIG_EGLIBC_VERSION))
11 PKG_REVISION:=$(call qstrip,$(CONFIG_EGLIBC_REVISION))
12
13 PKG_SOURCE_PROTO:=svn
14 PKG_SOURCE_VERSION:=$(PKG_REVISION)
15 PKG_SOURCE_SUBDIR:=$(PKG_NAME)-$(PKG_VERSION)-r$(PKG_REVISION)
16 PKG_SOURCE:=$(PKG_SOURCE_SUBDIR).tar.bz2
17 ifeq ($(PKG_VERSION),2.6.1)
18   PKG_SOURCE_URL:=svn://svn.eglibc.org/branches/eglibc-2_6
19 endif
20 ifeq ($(PKG_VERSION),2.7)
21   PKG_SOURCE_URL:=svn://svn.eglibc.org/branches/eglibc-2_7
22 endif
23 ifeq ($(PKG_VERSION),2.8)
24   PKG_SOURCE_URL:=svn://svn.eglibc.org/branches/eglibc-2_8
25 endif
26 ifeq ($(PKG_VERSION),2.9)
27   PKG_SOURCE_URL:=svn://svn.eglibc.org/branches/eglibc-2_9
28 endif
29 ifeq ($(PKG_VERSION),trunk)
30   PKG_SOURCE_URL:=svn://svn.eglibc.org/trunk
31 endif
32
33 PATCH_DIR:=./patches/$(PKG_VERSION)
34
35 STAGING_DIR_HOST:=$(TOOLCHAIN_DIR)
36 BUILD_DIR_HOST:=$(BUILD_DIR_TOOLCHAIN)
37 PKG_BUILD_DIR:=$(BUILD_DIR_HOST)/$(PKG_SOURCE_SUBDIR)
38
39 override CONFIG_AUTOREBUILD=
40
41 include $(INCLUDE_DIR)/host-build.mk
42
43 STAMP_BUILT:=$(TOOLCHAIN_DIR)/stamp/.eglibc_built
44 STAMP_INSTALLED:=$(TOOLCHAIN_DIR)/stamp/.eglibc_installed
45
46 PKG_BUILD_DIR1:=$(PKG_BUILD_DIR)-initial
47 PKG_BUILD_DIR2:=$(PKG_BUILD_DIR)-final
48
49 # XXX: {e,}glibc does not build w/ -Os
50 # http://sourceware.org/bugzilla/show_bug.cgi?id=5203
51 EGLIBC_CFLAGS:=$(subst -Os,-O2,$(TARGET_CFLAGS))
52
53 EGLIBC_CONFIGURE:= \
54         BUILD_CC="$(HOSTCC)" \
55         $(TARGET_CONFIGURE_OPTS) \
56         CFLAGS="$(EGLIBC_CFLAGS)" \
57         $(PKG_BUILD_DIR)/libc/configure \
58                 --prefix=/usr \
59                 --build=$(GNU_HOST_NAME) \
60                 --host=$(REAL_GNU_TARGET_NAME) \
61                 --with-headers=$(TOOLCHAIN_DIR)/usr/include \
62                 --disable-profile \
63                 --without-gd \
64                 --without-cvs \
65                 --enable-add-ons \
66
67 ifeq ($(CONFIG_SOFT_FLOAT),)
68   EGLIBC_CONFIGURE+= --with-fp
69 else
70   EGLIBC_CONFIGURE+= --without-fp
71 endif
72
73 EGLIBC_MAKE:= \
74         $(MAKE) \
75
76
77 define Build/SetToolchainInfo
78         $(SED) 's,^\(LIBC_TYPE\)=.*,\1=$(PKG_NAME),' $(TOOLCHAIN_DIR)/info.mk
79         $(SED) 's,^\(LIBC_URL\)=.*,\1=http://www.eglibc.org/,' $(TOOLCHAIN_DIR)/info.mk
80         $(SED) 's,^\(LIBC_VERSION\)=.*,\1=$(PKG_VERSION),' $(TOOLCHAIN_DIR)/info.mk
81         $(SED) 's,^\(LIBC_PATCHVER\)=.*,\1=$(PKG_EXTRAVERSION),' $(TOOLCHAIN_DIR)/info.mk
82 endef
83
84 define Stage1/Configure
85         mkdir -p $(PKG_BUILD_DIR1)
86         $(CP) $(PKG_BUILD_DIR)/libc/option-groups.config $(PKG_BUILD_DIR1)/
87         ( cd $(PKG_BUILD_DIR1); rm -f config.cache; \
88                 $(EGLIBC_CONFIGURE) \
89         );
90 endef
91
92 define Stage1/Compile
93 endef
94
95 define Stage1/Install
96         mkdir -p $(BUILD_DIR_TOOLCHAIN)/$(LIBC)-dev/usr/{include,lib}
97         $(EGLIBC_MAKE) -C $(PKG_BUILD_DIR1) \
98                 install_root="$(BUILD_DIR_TOOLCHAIN)/$(LIBC)-dev" \
99                 install-bootstrap-headers=yes \
100                 install-headers 
101         $(EGLIBC_MAKE) -C $(PKG_BUILD_DIR1) \
102                 csu/subdir_lib
103         ( cd $(PKG_BUILD_DIR1); \
104                 $(CP) csu/crt1.o csu/crti.o csu/crtn.o $(BUILD_DIR_TOOLCHAIN)/$(LIBC)-dev/usr/lib/ \
105         )
106         $(TARGET_CC) -nostdlib -nostartfiles -shared -x c /dev/null \
107                 -o $(BUILD_DIR_TOOLCHAIN)/$(LIBC)-dev/usr/lib/libc.so
108 endef
109
110 define Stage2/Configure
111         mkdir -p $(PKG_BUILD_DIR2)
112         $(CP) $(PKG_BUILD_DIR)/libc/option-groups.config $(PKG_BUILD_DIR2)/
113         ( cd $(PKG_BUILD_DIR2); rm -f config.cache; \
114                 $(EGLIBC_CONFIGURE) \
115         );
116 endef
117
118 define Stage2/Compile
119         $(EGLIBC_MAKE) -C $(PKG_BUILD_DIR2) all
120 endef
121
122 define Stage2/Install
123         $(EGLIBC_MAKE) -C $(PKG_BUILD_DIR2) \
124                 install_root="$(TOOLCHAIN_DIR)" \
125                 install
126         ( cd $(TOOLCHAIN_DIR) ; \
127                 for d in lib usr/lib ; do \
128                   for f in libc.so libpthread.so libgcc_s.so ; do \
129                     if [ -f $$$$d/$$$$f -a ! -L $$$$d/$$$$f ] ; then \
130                       $(SED) 's,/usr/lib/,,g;s,/lib/,,g' $$$$d/$$$$f ; \
131                     fi \
132                   done \
133                 done \
134         )
135 endef
136
137 define Build/Prepare
138         $(call Build/SetToolchainInfo)
139         $(call Build/Prepare/Default)
140         ln -snf $(PKG_SOURCE_SUBDIR) $(BUILD_DIR_TOOLCHAIN)/$(PKG_NAME)
141         $(SED) 's,y,n,' $(PKG_BUILD_DIR)/libc/option-groups.defaults
142         grep 'CONFIG_EGLIBC_OPTION_' $(TOPDIR)/.config | sed -e "s,\\(# \)\\?CONFIG_EGLIBC_\\(.*\\),\\1\\2,g" > $(PKG_BUILD_DIR)/libc/option-groups.config
143         ln -sf ../ports $(PKG_BUILD_DIR)/libc/
144         ( cd $(PKG_BUILD_DIR)/libc; autoconf --force )
145         $(call Stage1/Configure)
146         $(call Stage1/Compile)
147         $(call Stage1/Install)
148 endef
149
150 define Build/Configure
151 endef
152
153 define Build/Compile
154         $(call Stage2/Configure)
155         $(call Stage2/Compile)
156         $(call Stage2/Install)
157 endef
158
159 define Build/Install
160 endef
161
162 define Build/Clean
163         rm -rf $(PKG_BUILD_DIR) $(PKG_BUILD_DIR1) $(PKG_BUILD_DIR2) \
164                 $(BUILD_DIR_TOOLCHAIN)/$(LIBC)-dev \
165                 $(BUILD_DIR_TOOLCHAIN)/$(PKG_NAME)
166 endef
167
168 $(eval $(call HostBuild))