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.
9 ifneq ($(__rules_inc
),1)
13 -include $(TOPDIR
)/.config
15 include $(TOPDIR
)/include/debug.mk
16 include $(TOPDIR
)/include/verbose.mk
18 TMP_DIR
:=$(TOPDIR
)/tmp
20 export SHELL
=/usr
/bin
/env bash
-c
'. $(TOPDIR)/include/shell.sh; eval "$$2"' --
23 $(strip $(subst ",,$(1)))
28 space
:= $(empty
) $(empty
)
29 merge
=$(subst $(space
),,$(1))
30 confvar
=$(call merge
,$(foreach v
,$(1),$(if
$($(v
)),y
,n
)))
31 strip_last
=$(patsubst %.
$(lastword
$(subst .
,$(space
),$(1))),%,$(1))
33 _SINGLE
=export MAKEFLAGS
=$(space
);
34 ARCH
:=$(call qstrip
,$(shell echo
$(CONFIG_ARCH
) | sed
-e
's/i[3-9]86/i386/'))
35 BOARD
:=$(call qstrip
,$(CONFIG_TARGET_BOARD
))
36 TARGET_OPTIMIZATION
:=$(call qstrip
,$(CONFIG_TARGET_OPTIMIZATION
))
37 BUILD_SUFFIX
:=$(call qstrip
,$(CONFIG_BUILD_SUFFIX
))
38 GCCV
:=$(call qstrip
,$(CONFIG_GCC_VERSION
))
39 SUBDIR
:=$(patsubst $(TOPDIR
)/%,%,${CURDIR})
41 OPTIMIZE_FOR_CPU
=$(ARCH
)
43 ifeq ($(ARCH
),powerpc
)
49 DL_DIR
:=$(if
$(call qstrip
,$(CONFIG_DOWNLOAD_FOLDER
)),$(call qstrip
,$(CONFIG_DOWNLOAD_FOLDER
)),$(TOPDIR
)/dl
)
50 BIN_DIR
:=$(TOPDIR
)/bin
51 INCLUDE_DIR
:=$(TOPDIR
)/include
52 SCRIPT_DIR
:=$(TOPDIR
)/scripts
53 BUILD_DIR_BASE
:=$(TOPDIR
)/build_dir
54 BUILD_DIR
:=$(BUILD_DIR_BASE
)/$(ARCH
)$(if
$(BUILD_SUFFIX
),_
$(BUILD_SUFFIX
))
55 BUILD_DIR_HOST
:=$(BUILD_DIR_BASE
)/host
56 BUILD_DIR_TOOLCHAIN
:=$(BUILD_DIR_BASE
)/toolchain-
$(ARCH
)_gcc
$(GCCV
)
57 STAGING_DIR
:=$(TOPDIR
)/staging_dir
/$(ARCH
)
58 STAGING_DIR_HOST
:=$(TOPDIR
)/staging_dir
/host
59 TOOLCHAIN_DIR
:=$(TOPDIR
)/staging_dir
/toolchain-
$(ARCH
)_gcc
$(GCCV
)
60 PACKAGE_DIR
:=$(BIN_DIR
)/packages
/$(ARCH
)
61 STAMP_DIR
:=$(BUILD_DIR
)/stamp
62 STAMP_DIR_HOST
=$(BUILD_DIR_HOST
)/stamp
63 TARGET_DIR
:=$(BUILD_DIR
)/root-
$(BOARD
)
64 IPKG_STATE_DIR
:=$(TARGET_DIR
)/usr
/lib
/ipkg
66 TARGET_PATH
:=$(TOOLCHAIN_DIR
)/bin
:$(STAGING_DIR_HOST
)/bin
:$(STAGING_DIR
)/host
/bin
:$(PATH
)
67 TARGET_CFLAGS
:=$(TARGET_OPTIMIZATION
)$(if
$(CONFIG_DEBUG
), -g3
)
68 TARGET_CPPFLAGS
:=-I
$(STAGING_DIR
)/usr
/include -I
$(STAGING_DIR
)/include
69 TARGET_LDFLAGS
:=-L
$(TOOLCHAIN_DIR
)/lib
-L
$(STAGING_DIR
)/usr
/lib
-L
$(STAGING_DIR
)/lib
70 LIBGCC_S
=$(if
$(wildcard $(TOOLCHAIN_DIR
)/lib
/libgcc_s.so
),-lgcc_s
,$(wildcard $(TOOLCHAIN_DIR
)/lib
/gcc
/*/*/libgcc.a
))
72 ifeq ($(CONFIG_NATIVE_TOOLCHAIN
),)
73 -include $(TOOLCHAIN_DIR
)/info.mk
74 REAL_GNU_TARGET_NAME
=$(OPTIMIZE_FOR_CPU
)-linux-uclibc
$(if
$(CONFIG_EABI_SUPPORT
),gnueabi
)
75 GNU_TARGET_NAME
=$(OPTIMIZE_FOR_CPU
)-linux
76 TARGET_CROSS
:=$(if
$(TARGET_CROSS
),$(TARGET_CROSS
),$(OPTIMIZE_FOR_CPU
)-linux-uclibc
$(if
$(CONFIG_EABI_SUPPORT
),gnueabi
)-)
77 TARGET_CFLAGS
+= -fhonour-copts
80 ifeq ($(CONFIG_SOFT_FLOAT
),y
)
81 SOFT_FLOAT_CONFIG_OPTION
:=--with-float
=soft
82 TARGET_CFLAGS
+=-msoft-float
84 SOFT_FLOAT_CONFIG_OPTION
:=
87 export PATH
:=$(TARGET_PATH
)
89 export GCC_HONOUR_COPTS
:=0
91 PKG_CONFIG
:=$(STAGING_DIR_HOST
)/bin
/pkg-config
95 LINUX_HEADERS_DIR
:=$(BUILD_DIR_TOOLCHAIN
)/linux
98 HOST_CFLAGS
:=-O2
-I
$(STAGING_DIR_HOST
)/include
99 HOST_LDFLAGS
:=-L
$(STAGING_DIR_HOST
)/lib
101 TARGET_CC
:=$(TARGET_CROSS
)gcc
102 TARGET_CXX
:=$(TARGET_CROSS
)g
++
103 STRIP
:=$(STAGING_DIR_HOST
)/bin
/sstrip
104 PATCH
:=$(SCRIPT_DIR
)/patch-kernel.sh
105 SED
:=$(STAGING_DIR_HOST
)/bin
/sed
-i
-e
108 INSTALL_BIN
:=install -m0755
109 INSTALL_DIR
:=install -d
-m0755
110 INSTALL_DATA
:=install -m0644
111 INSTALL_CONF
:=install -m0600
113 ifneq ($(CONFIG_CCACHE
),)
114 # FIXME: move this variable to a better location
115 export CCACHE_DIR
=$(STAGING_DIR
)/ccache
116 TARGET_CC
:= ccache
$(TARGET_CC
)
119 TARGET_CONFIGURE_OPTS
:= \
120 AR
=$(TARGET_CROSS
)ar \
121 AS
="$(TARGET_CC) -c $(TARGET_CFLAGS)" \
122 LD
=$(TARGET_CROSS
)ld \
123 NM
=$(TARGET_CROSS
)nm \
126 CXX
="$(TARGET_CXX)" \
127 RANLIB
=$(TARGET_CROSS
)ranlib \
128 STRIP
=$(TARGET_CROSS
)strip \
129 OBJCOPY
=$(TARGET_CROSS
)objcopy \
130 OBJDUMP
=$(TARGET_CROSS
)objdump \
131 SIZE
=$(TARGET_CROSS
)size
133 # strip an entire directory
134 ifneq ($(CONFIG_NO_STRIP
),)
138 NM
="$(TARGET_CROSS)nm" \
140 STRIP_KMOD
="$(TARGET_CROSS)strip --strip-unneeded --remove-section=.comment" \
141 $(SCRIPT_DIR
)/rstrip.sh
144 ifeq ($(CONFIG_ENABLE_LOCALE
),true
)
147 DISABLE_NLS
:=--disable-nls
150 ifneq ($(CONFIG_LARGEFILE
),y
)
151 DISABLE_LARGEFILE
= --disable-largefile
154 ifeq ($(CONFIG_TAR_VERBOSITY
),y
)
161 V_
$(subst .
,_
,$(subst -,_
,$(subst /,_
,$(1))))
165 $(call shvar
,$(1))=$$(call
$(1))
166 export $(call shvar
,$(1))
170 ext
=$(word $(words $(subst .
, ,$(1))),$(subst .
, ,$(1)))