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
)-$(PKG_VERSION
)
15 PKG_SOURCE_VERSION
:=eee7525d35ec16bbe81435e41079ab72519d825c
16 PKG_MIRROR_HASH
:=fad5a67d9622b75bce5e3e8c91b07a6df0bf8b21cb001a6d06019a6ce4cff31f
17 PKG_SOURCE_URL
:=https
://sourceware.org
/git
/glibc.git
18 PKG_SOURCE
:=$(PKG_NAME
)-$(PKG_VERSION
)-$(PKG_SOURCE_VERSION
).
tar.xz
19 PKG_CPE_ID
:=cpe
:/a
:gnu
:glibc
21 HOST_BUILD_DIR
:=$(BUILD_DIR_TOOLCHAIN
)/$(PKG_SOURCE_SUBDIR
)
22 CUR_BUILD_DIR
:=$(HOST_BUILD_DIR
)-$(VARIANT
)
23 PATCH_DIR
:=$(PATH_PREFIX
)/patches
25 include $(INCLUDE_DIR
)/toolchain-build.mk
27 HOST_STAMP_PREPARED
:=$(HOST_BUILD_DIR
)/.prepared
28 HOST_STAMP_CONFIGURED
:=$(CUR_BUILD_DIR
)/.configured
29 HOST_STAMP_BUILT
:=$(CUR_BUILD_DIR
)/.built
30 HOST_STAMP_INSTALLED
:=$(TOOLCHAIN_DIR
)/stamp
/.glibc_
$(VARIANT
)_installed
33 ifdef CONFIG_MIPS64_ABI_N64
34 TARGET_CFLAGS
+= -mabi
=64
36 ifdef CONFIG_MIPS64_ABI_N32
37 TARGET_CFLAGS
+= -mabi
=n32
39 ifdef CONFIG_MIPS64_ABI_O32
40 TARGET_CFLAGS
+= -mabi
=32
44 # -Os miscompiles w. 2.24 gcc5/gcc6
45 # only -O2 tested by upstream changeset
46 # "Optimize i386 syscall inlining for GCC 5"
48 unset LD_LIBRARY_PATH
; \
49 BUILD_CC
="$(HOSTCC)" \
50 $(TARGET_CONFIGURE_OPTS
) \
51 CFLAGS
="-O2 $(filter-out -Os,$(call qstrip,$(TARGET_CFLAGS)))" \
52 libc_cv_slibdir
="/lib" \
54 $(HOST_BUILD_DIR
)/$(GLIBC_PATH
)configure \
56 --build
=$(GNU_HOST_NAME
) \
57 --host
=$(REAL_GNU_TARGET_NAME
) \
58 --with-headers
=$(TOOLCHAIN_DIR
)/include \
64 --$(if
$(CONFIG_SOFT_FLOAT
),without
,with
)-fp \
65 $(if
$(CONFIG_PKG_CC_STACKPROTECTOR_REGULAR
),--enable-stack-protector
=yes
) \
66 $(if
$(CONFIG_PKG_CC_STACKPROTECTOR_STRONG
),--enable-stack-protector
=strong
) \
67 $(if
$(CONFIG_PKG_CC_STACKPROTECTOR_ALL
),--enable-stack-protector
=all) \
68 $(if
$(CONFIG_PKG_RELRO_FULL
),--enable-bind-now
) \
69 --enable-kernel
=5.15.0
72 export libc_cv_ssp_strong
=no
73 export ac_cv_header_cpuid_h
=yes
74 export HOST_CFLAGS
:= $(HOST_CFLAGS
) -idirafter
$(CURDIR
)/$(PATH_PREFIX
)/include
76 define Host
/SetToolchainInfo
77 $(SED
) 's,^\(LIBC_TYPE\)=.*,\1=$(PKG_NAME),' $(TOOLCHAIN_DIR
)/info.mk
78 $(SED
) 's,^\(LIBC_URL\)=.*,\1=http://www.gnu.org/software/libc/,' $(TOOLCHAIN_DIR
)/info.mk
79 $(SED
) 's,^\(LIBC_VERSION\)=.*,\1=$(PKG_VERSION),' $(TOOLCHAIN_DIR
)/info.mk
80 $(SED
) 's,^\(LIBC_SO_VERSION\)=.*,\1=$(PKG_VERSION),' $(TOOLCHAIN_DIR
)/info.mk
84 mkdir
-p
$(CUR_BUILD_DIR
)
85 ( cd
$(CUR_BUILD_DIR
); rm -f config.cache
; \
91 $(call Host
/Prepare
/Default
)
92 ln
-snf
$(PKG_SOURCE_SUBDIR
) $(BUILD_DIR_TOOLCHAIN
)/$(PKG_NAME
)
96 rm -rf
$(CUR_BUILD_DIR
)* \
97 $(BUILD_DIR_TOOLCHAIN
)/$(LIBC
)-dev \
98 $(BUILD_DIR_TOOLCHAIN
)/$(PKG_NAME
)