2 # Copyright (C) 2006-2008 OpenWrt.org
4 # This is free software, licensed under the GNU General Public License v2.
5 # See /LICENSE for more information.
8 ifneq ($(__rules_inc
),1)
12 -include $(TOPDIR
)/.config
14 include $(TOPDIR
)/include/debug.mk
15 include $(TOPDIR
)/include/verbose.mk
17 TMP_DIR
:=$(TOPDIR
)/tmp
19 export SHELL
=/usr
/bin
/env bash
-c
'. $(TOPDIR)/include/shell.sh; eval "$$2"' --
21 qstrip
=$(strip $(subst ",,$(1)))
25 space
:= $(empty
) $(empty
)
26 merge
=$(subst $(space
),,$(1))
27 confvar
=$(call merge
,$(foreach v
,$(1),$(if
$($(v
)),y
,n
)))
28 strip_last
=$(patsubst %.
$(lastword
$(subst .
,$(space
),$(1))),%,$(1))
30 _SINGLE
=export MAKEFLAGS
=$(space
);
32 ARCH
:=$(subst i486
,i386
,$(subst i586
,i386
,$(subst i686
,i386
,$(call qstrip
,$(CONFIG_ARCH
)))))
33 BOARD
:=$(call qstrip
,$(CONFIG_TARGET_BOARD
))
34 TARGET_OPTIMIZATION
:=$(call qstrip
,$(CONFIG_TARGET_OPTIMIZATION
))
35 TARGET_SUFFIX
=$(call qstrip
,$(CONFIG_TARGET_SUFFIX
))
36 BUILD_SUFFIX
:=$(call qstrip
,$(CONFIG_BUILD_SUFFIX
))
37 GCCV
:=$(call qstrip
,$(CONFIG_GCC_VERSION
))
38 LIBC
:=$(call qstrip
,$(CONFIG_LIBC
))
39 LIBCV
:=$(call qstrip
,$(CONFIG_LIBC_VERSION
))
40 SUBDIR
:=$(patsubst $(TOPDIR
)/%,%,${CURDIR})
42 OPTIMIZE_FOR_CPU
=$(subst i386
,i486
,$(ARCH
))
44 ifeq ($(ARCH
),powerpc
)
50 DL_DIR
:=$(if
$(call qstrip
,$(CONFIG_DOWNLOAD_FOLDER
)),$(call qstrip
,$(CONFIG_DOWNLOAD_FOLDER
)),$(TOPDIR
)/dl
)
51 BIN_DIR
:=$(TOPDIR
)/bin
52 INCLUDE_DIR
:=$(TOPDIR
)/include
53 SCRIPT_DIR
:=$(TOPDIR
)/scripts
54 BUILD_DIR_BASE
:=$(TOPDIR
)/build_dir
55 BUILD_DIR
:=$(BUILD_DIR_BASE
)/target-
$(ARCH
)_
$(LIBC
)-$(LIBCV
)$(if
$(BUILD_SUFFIX
),_
$(BUILD_SUFFIX
))
56 BUILD_DIR_HOST
:=$(BUILD_DIR_BASE
)/host
57 BUILD_DIR_TOOLCHAIN
:=$(BUILD_DIR_BASE
)/toolchain-
$(ARCH
)_gcc-
$(GCCV
)_
$(LIBC
)-$(LIBCV
)
58 STAGING_DIR
:=$(TOPDIR
)/staging_dir
/target-
$(ARCH
)_
$(LIBC
)-$(LIBCV
)
59 STAGING_DIR_HOST
:=$(TOPDIR
)/staging_dir
/host
60 TOOLCHAIN_DIR
:=$(TOPDIR
)/staging_dir
/toolchain-
$(ARCH
)_gcc-
$(GCCV
)_
$(LIBC
)-$(LIBCV
)
61 PACKAGE_DIR
:=$(BIN_DIR
)/packages
/target-
$(ARCH
)_
$(LIBC
)-$(LIBCV
)
62 STAMP_DIR
:=$(BUILD_DIR
)/stamp
63 STAMP_DIR_HOST
=$(BUILD_DIR_HOST
)/stamp
64 TARGET_ROOTFS_DIR?
=$(if
$(call qstrip
,$(CONFIG_TARGET_ROOTFS_DIR
)),$(call qstrip
,$(CONFIG_TARGET_ROOTFS_DIR
)),$(BUILD_DIR
))
65 TARGET_DIR
:=$(TARGET_ROOTFS_DIR
)/root-
$(BOARD
)
66 DEBUG_DIR
:=$(BUILD_DIR
)/debug-
$(BOARD
)
67 BUILD_LOG_DIR
:=$(TOPDIR
)/logs
69 TARGET_PATH
:=$(TOOLCHAIN_DIR
)/usr
/bin
:$(STAGING_DIR_HOST
)/bin
:$(PATH
)
70 TARGET_PATH_PKG
:=$(STAGING_DIR
)/host
/bin
:$(TARGET_PATH
)
71 TARGET_CFLAGS
:=$(TARGET_OPTIMIZATION
)$(if
$(CONFIG_DEBUG
), -g3
)
72 TARGET_CPPFLAGS
:=-I
$(STAGING_DIR
)/usr
/include -I
$(STAGING_DIR
)/include
73 TARGET_LDFLAGS
:=-L
$(TOOLCHAIN_DIR
)/usr
/lib
-L
$(TOOLCHAIN_DIR
)/lib
-L
$(STAGING_DIR
)/usr
/lib
-L
$(STAGING_DIR
)/lib
74 LIBGCC_S
=$(if
$(wildcard $(TOOLCHAIN_DIR
)/lib
/libgcc_s.so
),-lgcc_s
,$(wildcard $(TOOLCHAIN_DIR
)/lib
/gcc
/*/*/libgcc.a
))
77 ifeq ($(CONFIG_NATIVE_TOOLCHAIN
),)
78 -include $(TOOLCHAIN_DIR
)/info.mk
79 REAL_GNU_TARGET_NAME
=$(OPTIMIZE_FOR_CPU
)-openwrt-linux
$(if
$(TARGET_SUFFIX
),-$(TARGET_SUFFIX
))
80 GNU_TARGET_NAME
=$(OPTIMIZE_FOR_CPU
)-openwrt-linux
81 TARGET_CROSS
:=$(if
$(TARGET_CROSS
),$(TARGET_CROSS
),$(OPTIMIZE_FOR_CPU
)-openwrt-linux
$(if
$(TARGET_SUFFIX
),-$(TARGET_SUFFIX
))-)
82 TARGET_CFLAGS
+= -fhonour-copts
86 ifeq ($(CONFIG_SOFT_FLOAT
),y
)
87 SOFT_FLOAT_CONFIG_OPTION
:=--with-float
=soft
88 TARGET_CFLAGS
+= -msoft-float
90 SOFT_FLOAT_CONFIG_OPTION
:=
93 export PATH
:=$(TARGET_PATH
)
95 export GCC_HONOUR_COPTS
:=0
97 PKG_CONFIG
:=$(STAGING_DIR_HOST
)/bin
/pkg-config
102 HOST_CFLAGS
:=-O2
-I
$(STAGING_DIR_HOST
)/include
103 HOST_LDFLAGS
:=-L
$(STAGING_DIR_HOST
)/lib
105 TARGET_CC
:=$(TARGET_CROSS
)gcc
106 TARGET_CXX
:=$(if
$(CONFIG_INSTALL_LIBSTDCPP
),$(TARGET_CROSS
)g
++,no
)
107 PATCH
:=$(SCRIPT_DIR
)/patch-kernel.sh
108 SED
:=$(STAGING_DIR_HOST
)/bin
/sed
-i
-e
111 INSTALL_BIN
:=install -m0755
112 INSTALL_DIR
:=install -d
-m0755
113 INSTALL_DATA
:=install -m0644
114 INSTALL_CONF
:=install -m0600
116 ifneq ($(CONFIG_CCACHE
),)
117 # FIXME: move this variable to a better location
118 export CCACHE_DIR
=$(STAGING_DIR
)/ccache
119 TARGET_CC
:= ccache
$(TARGET_CC
)
122 TARGET_CONFIGURE_OPTS
:= \
123 AR
=$(TARGET_CROSS
)ar \
124 AS
="$(TARGET_CC) -c $(TARGET_CFLAGS)" \
125 LD
=$(TARGET_CROSS
)ld \
126 NM
=$(TARGET_CROSS
)nm \
129 CXX
="$(TARGET_CXX)" \
130 RANLIB
=$(TARGET_CROSS
)ranlib \
131 STRIP
=$(TARGET_CROSS
)strip \
132 OBJCOPY
=$(TARGET_CROSS
)objcopy \
133 OBJDUMP
=$(TARGET_CROSS
)objdump \
134 SIZE
=$(TARGET_CROSS
)size
136 # strip an entire directory
137 ifneq ($(CONFIG_NO_STRIP
),)
141 ifneq ($(CONFIG_USE_STRIP
),)
142 STRIP
:=$(TARGET_CROSS
)strip
144 ifneq ($(CONFIG_USE_SSTRIP
),)
145 STRIP
:=$(STAGING_DIR_HOST
)/bin
/sstrip
149 NM
="$(TARGET_CROSS)nm" \
151 STRIP_KMOD
="$(TARGET_CROSS)strip --strip-unneeded --remove-section=.comment" \
152 $(SCRIPT_DIR
)/rstrip.sh
155 ifeq ($(CONFIG_ENABLE_LOCALE
),true
)
158 DISABLE_NLS
:=--disable-nls
161 ifneq ($(CONFIG_LARGEFILE
),y
)
162 DISABLE_LARGEFILE
= --disable-largefile
165 ifeq ($(CONFIG_TAR_VERBOSITY
),y
)
172 V_
$(subst .
,_
,$(subst -,_
,$(subst /,_
,$(1))))
176 $(call shvar
,$(1))=$$(call
$(1))
177 export $(call shvar
,$(1))
181 ext
=$(word $(words $(subst .
, ,$(1))),$(subst .
, ,$(1)))