2 # Copyright (C) 2006-2020 OpenWrt.org
4 # This is free software, licensed under the GNU General Public License v2.
5 # See /LICENSE for more information.
7 include $(TOPDIR
)/rules.mk
14 PKG_SOURCE_SUBDIR
:=$(PKG_NAME
)-$(PKG_VERSION
)
15 PKG_SOURCE_VERSION
:=0ef0e6de7fdfa18328b09ba2afb4f0112d4bdab4
16 PKG_MIRROR_HASH
:=1f2cfa8bd69f6286f2449317758e3ef29fc55cd420dfe8cd9327f149b0e9ac62
17 PKG_SOURCE_URL
:=https
://sourceware.org
/git
/glibc.git
18 PKG_SOURCE
:=$(PKG_NAME
)-$(PKG_VERSION
)-$(PKG_SOURCE_VERSION
).
tar.xz
20 HOST_BUILD_DIR
:=$(BUILD_DIR_TOOLCHAIN
)/$(PKG_SOURCE_SUBDIR
)
21 CUR_BUILD_DIR
:=$(HOST_BUILD_DIR
)-$(VARIANT
)
22 PATCH_DIR
:=$(PATH_PREFIX
)/patches
24 include $(INCLUDE_DIR
)/toolchain-build.mk
26 HOST_STAMP_PREPARED
:=$(HOST_BUILD_DIR
)/.prepared
27 HOST_STAMP_CONFIGURED
:=$(CUR_BUILD_DIR
)/.configured
28 HOST_STAMP_BUILT
:=$(CUR_BUILD_DIR
)/.built
29 HOST_STAMP_INSTALLED
:=$(TOOLCHAIN_DIR
)/stamp
/.glibc_
$(VARIANT
)_installed
32 ifdef CONFIG_MIPS64_ABI_N64
33 TARGET_CFLAGS
+= -mabi
=64
35 ifdef CONFIG_MIPS64_ABI_N32
36 TARGET_CFLAGS
+= -mabi
=n32
38 ifdef CONFIG_MIPS64_ABI_O32
39 TARGET_CFLAGS
+= -mabi
=32
43 # -Os miscompiles w. 2.24 gcc5/gcc6
44 # only -O2 tested by upstream changeset
45 # "Optimize i386 syscall inlining for GCC 5"
47 unset LD_LIBRARY_PATH
; \
48 BUILD_CC
="$(HOSTCC)" \
49 $(TARGET_CONFIGURE_OPTS
) \
50 CFLAGS
="-O2 $(filter-out -Os,$(call qstrip,$(TARGET_CFLAGS)))" \
51 libc_cv_slibdir
="/lib" \
53 $(HOST_BUILD_DIR
)/$(GLIBC_PATH
)configure \
55 --build
=$(GNU_HOST_NAME
) \
56 --host
=$(REAL_GNU_TARGET_NAME
) \
57 --with-headers
=$(TOOLCHAIN_DIR
)/include \
63 --$(if
$(CONFIG_SOFT_FLOAT
),without
,with
)-fp \
64 $(if
$(CONFIG_PKG_CC_STACKPROTECTOR_REGULAR
),--enable-stack-protector
=yes
) \
65 $(if
$(CONFIG_PKG_CC_STACKPROTECTOR_STRONG
),--enable-stack-protector
=strong
) \
66 --enable-kernel
=4.14.0
69 export libc_cv_ssp_strong
=no
70 export ac_cv_header_cpuid_h
=yes
71 export HOST_CFLAGS
:= $(HOST_CFLAGS
) -idirafter
$(CURDIR
)/$(PATH_PREFIX
)/include
73 define Host
/SetToolchainInfo
74 $(SED
) 's,^\(LIBC_TYPE\)=.*,\1=$(PKG_NAME),' $(TOOLCHAIN_DIR
)/info.mk
75 $(SED
) 's,^\(LIBC_URL\)=.*,\1=http://www.gnu.org/software/libc/,' $(TOOLCHAIN_DIR
)/info.mk
76 $(SED
) 's,^\(LIBC_VERSION\)=.*,\1=$(PKG_VERSION),' $(TOOLCHAIN_DIR
)/info.mk
77 $(SED
) 's,^\(LIBC_SO_VERSION\)=.*,\1=$(PKG_VERSION),' $(TOOLCHAIN_DIR
)/info.mk
81 [ -f
$(HOST_BUILD_DIR
)/.autoconf
] ||
{ \
82 cd
$(HOST_BUILD_DIR
)/; \
84 touch
$(HOST_BUILD_DIR
)/.autoconf
; \
86 mkdir
-p
$(CUR_BUILD_DIR
)
87 ( cd
$(CUR_BUILD_DIR
); rm -f config.cache
; \
93 $(call Host
/Prepare
/Default
)
94 ln
-snf
$(PKG_SOURCE_SUBDIR
) $(BUILD_DIR_TOOLCHAIN
)/$(PKG_NAME
)
98 rm -rf
$(CUR_BUILD_DIR
)* \
99 $(BUILD_DIR_TOOLCHAIN
)/$(LIBC
)-dev \
100 $(BUILD_DIR_TOOLCHAIN
)/$(PKG_NAME
)