musl: disable hardware FPU registers usage
[openwrt/openwrt.git] / toolchain / eglibc / common.mk
1 #
2 # Copyright (C) 2006-2011 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
18 ifneq ($(CONFIG_EGLIBC_VERSION_2_15),)
19 PKG_SOURCE_URL:=svn://svn.eglibc.org/branches/eglibc-2_15
20 endif
21 ifneq ($(CONFIG_EGLIBC_VERSION_2_16),)
22 PKG_SOURCE_URL:=svn://svn.eglibc.org/branches/eglibc-2_16
23 endif
24
25 PATCH_DIR:=$(PATH_PREFIX)/patches/$(PKG_VERSION)
26
27 HOST_BUILD_DIR:=$(BUILD_DIR_TOOLCHAIN)/$(PKG_SOURCE_SUBDIR)
28 CUR_BUILD_DIR:=$(HOST_BUILD_DIR)-$(VARIANT)
29
30 include $(INCLUDE_DIR)/toolchain-build.mk
31
32 HOST_STAMP_PREPARED:=$(HOST_BUILD_DIR)/.prepared
33 HOST_STAMP_CONFIGURED:=$(CUR_BUILD_DIR)/.configured
34 HOST_STAMP_BUILT:=$(CUR_BUILD_DIR)/.built
35 HOST_STAMP_INSTALLED:=$(TOOLCHAIN_DIR)/stamp/.eglibc_$(VARIANT)_installed
36
37
38 EGLIBC_CONFIGURE:= \
39 BUILD_CC="$(HOSTCC)" \
40 $(TARGET_CONFIGURE_OPTS) \
41 CFLAGS="$(TARGET_CFLAGS)" \
42 libc_cv_slibdir="/lib" \
43 use_ldconfig=no \
44 $(HOST_BUILD_DIR)/libc/configure \
45 --prefix= \
46 --build=$(GNU_HOST_NAME) \
47 --host=$(REAL_GNU_TARGET_NAME) \
48 --with-headers=$(TOOLCHAIN_DIR)/include \
49 --disable-profile \
50 --without-gd \
51 --without-cvs \
52 --enable-add-ons \
53 --$(if $(CONFIG_SOFT_FLOAT),without,with)-fp
54
55 export libc_cv_ssp=no
56 export ac_cv_header_cpuid_h=yes
57 export HOST_CFLAGS := $(HOST_CFLAGS) -idirafter $(CURDIR)/$(PATH_PREFIX)/include
58
59 define Host/SetToolchainInfo
60 $(SED) 's,^\(LIBC_TYPE\)=.*,\1=$(PKG_NAME),' $(TOOLCHAIN_DIR)/info.mk
61 $(SED) 's,^\(LIBC_URL\)=.*,\1=http://www.eglibc.org/,' $(TOOLCHAIN_DIR)/info.mk
62 $(SED) 's,^\(LIBC_VERSION\)=.*,\1=$(PKG_VERSION),' $(TOOLCHAIN_DIR)/info.mk
63 $(SED) 's,^\(LIBC_SO_VERSION\)=.*,\1=$(PKG_VERSION),' $(TOOLCHAIN_DIR)/info.mk
64 endef
65
66 define Host/Configure
67 [ -f $(HOST_BUILD_DIR)/.autoconf ] || { \
68 cd $(HOST_BUILD_DIR)/libc; \
69 autoconf --force && \
70 touch $(HOST_BUILD_DIR)/.autoconf; \
71 }
72 mkdir -p $(CUR_BUILD_DIR)
73 grep 'CONFIG_EGLIBC_OPTION_' $(TOPDIR)/.config | sed -e "s,\\(# \)\\?CONFIG_EGLIBC_\\(.*\\),\\1\\2,g" > $(CUR_BUILD_DIR)/option-groups.config
74 ( cd $(CUR_BUILD_DIR); rm -f config.cache; \
75 $(EGLIBC_CONFIGURE) \
76 );
77 endef
78
79 define Host/Prepare
80 $(call Host/Prepare/Default)
81 ln -snf $(PKG_SOURCE_SUBDIR) $(BUILD_DIR_TOOLCHAIN)/$(PKG_NAME)
82 $(SED) 's,y,n,' $(HOST_BUILD_DIR)/libc/option-groups.defaults
83 ln -sf ../ports $(HOST_BUILD_DIR)/libc/
84 endef
85
86 define Host/Clean
87 rm -rf $(CUR_BUILD_DIR)* \
88 $(BUILD_DIR_TOOLCHAIN)/$(LIBC)-dev \
89 $(BUILD_DIR_TOOLCHAIN)/$(PKG_NAME)
90 endef