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 TARGET_SUFFIX=$(call qstrip,$(CONFIG_TARGET_SUFFIX))
38 BUILD_SUFFIX:=$(call qstrip,$(CONFIG_BUILD_SUFFIX))
39 GCCV:=$(call qstrip,$(CONFIG_GCC_VERSION))
40 LIBC:=$(call qstrip,$(CONFIG_LIBC))
41 LIBCV:=$(call qstrip,$(CONFIG_LIBC_VERSION))
42 SUBDIR:=$(patsubst $(TOPDIR)/%,%,${CURDIR})
44 OPTIMIZE_FOR_CPU=$(shell echo $(ARCH) | sed -e 's/i386/i486/')
46 ifeq ($(ARCH),powerpc)
52 DL_DIR:=$(if $(call qstrip,$(CONFIG_DOWNLOAD_FOLDER)),$(call qstrip,$(CONFIG_DOWNLOAD_FOLDER)),$(TOPDIR)/dl)
53 BIN_DIR:=$(TOPDIR)/bin
54 INCLUDE_DIR:=$(TOPDIR)/include
55 SCRIPT_DIR:=$(TOPDIR)/scripts
56 BUILD_DIR_BASE:=$(TOPDIR)/build_dir
57 BUILD_DIR:=$(BUILD_DIR_BASE)/target-$(ARCH)_$(LIBC)-$(LIBCV)$(if $(BUILD_SUFFIX),_$(BUILD_SUFFIX))
58 BUILD_DIR_HOST:=$(BUILD_DIR_BASE)/host
59 BUILD_DIR_TOOLCHAIN:=$(BUILD_DIR_BASE)/toolchain-$(ARCH)_gcc-$(GCCV)_$(LIBC)-$(LIBCV)
60 STAGING_DIR:=$(TOPDIR)/staging_dir/target-$(ARCH)_$(LIBC)-$(LIBCV)
61 STAGING_DIR_HOST:=$(TOPDIR)/staging_dir/host
62 TOOLCHAIN_DIR:=$(TOPDIR)/staging_dir/toolchain-$(ARCH)_gcc-$(GCCV)_$(LIBC)-$(LIBCV)
63 PACKAGE_DIR:=$(BIN_DIR)/packages/target-$(ARCH)_$(LIBC)-$(LIBCV)
64 STAMP_DIR:=$(BUILD_DIR)/stamp
65 STAMP_DIR_HOST=$(BUILD_DIR_HOST)/stamp
66 TARGET_DIR:=$(BUILD_DIR)/root-$(BOARD)
67 DEBUG_DIR:=$(BUILD_DIR)/debug-$(BOARD)
69 TARGET_PATH:=$(TOOLCHAIN_DIR)/usr/bin:$(STAGING_DIR_HOST)/bin:$(STAGING_DIR)/host/bin:$(PATH)
70 TARGET_CFLAGS:=$(TARGET_OPTIMIZATION)$(if $(CONFIG_DEBUG), -g3)
71 TARGET_CPPFLAGS:=-I$(STAGING_DIR)/usr/include -I$(STAGING_DIR)/include
72 TARGET_LDFLAGS:=-L$(TOOLCHAIN_DIR)/usr/lib -L$(TOOLCHAIN_DIR)/lib -L$(STAGING_DIR)/usr/lib -L$(STAGING_DIR)/lib
73 LIBGCC_S=$(if $(wildcard $(TOOLCHAIN_DIR)/lib/libgcc_s.so),-lgcc_s,$(wildcard $(TOOLCHAIN_DIR)/lib/gcc/*/*/libgcc.a))
75 ifeq ($(CONFIG_NATIVE_TOOLCHAIN),)
76 -include $(TOOLCHAIN_DIR)/info.mk
77 REAL_GNU_TARGET_NAME=$(OPTIMIZE_FOR_CPU)-openwrt-linux$(if $(TARGET_SUFFIX),-$(TARGET_SUFFIX))
78 GNU_TARGET_NAME=$(OPTIMIZE_FOR_CPU)-openwrt-linux
79 TARGET_CROSS:=$(if $(TARGET_CROSS),$(TARGET_CROSS),$(OPTIMIZE_FOR_CPU)-openwrt-linux$(if $(TARGET_SUFFIX),-$(TARGET_SUFFIX))-)
80 TARGET_CFLAGS+= -fhonour-copts
83 ifeq ($(CONFIG_SOFT_FLOAT),y)
84 SOFT_FLOAT_CONFIG_OPTION:=--with-float=soft
85 TARGET_CFLAGS+= -msoft-float
87 SOFT_FLOAT_CONFIG_OPTION:=
90 export PATH:=$(TARGET_PATH)
92 export GCC_HONOUR_COPTS:=0
94 PKG_CONFIG:=$(STAGING_DIR_HOST)/bin/pkg-config
99 HOST_CFLAGS:=-O2 -I$(STAGING_DIR_HOST)/include
100 HOST_LDFLAGS:=-L$(STAGING_DIR_HOST)/lib
102 TARGET_CC:=$(TARGET_CROSS)gcc
103 TARGET_CXX:=$(TARGET_CROSS)g++
104 STRIP:=$(STAGING_DIR_HOST)/bin/sstrip
105 PATCH:=$(SCRIPT_DIR)/patch-kernel.sh
106 SED:=$(STAGING_DIR_HOST)/bin/sed -i -e
109 INSTALL_BIN:=install -m0755
110 INSTALL_DIR:=install -d -m0755
111 INSTALL_DATA:=install -m0644
112 INSTALL_CONF:=install -m0600
114 ifneq ($(CONFIG_CCACHE),)
115 # FIXME: move this variable to a better location
116 export CCACHE_DIR=$(STAGING_DIR)/ccache
117 TARGET_CC:= ccache $(TARGET_CC)
120 TARGET_CONFIGURE_OPTS:= \
121 AR=$(TARGET_CROSS)ar \
122 AS="$(TARGET_CC) -c $(TARGET_CFLAGS)" \
123 LD=$(TARGET_CROSS)ld \
124 NM=$(TARGET_CROSS)nm \
127 CXX="$(TARGET_CXX)" \
128 RANLIB=$(TARGET_CROSS)ranlib \
129 STRIP=$(TARGET_CROSS)strip \
130 OBJCOPY=$(TARGET_CROSS)objcopy \
131 OBJDUMP=$(TARGET_CROSS)objdump \
132 SIZE=$(TARGET_CROSS)size
134 # strip an entire directory
135 ifneq ($(CONFIG_NO_STRIP),)
139 NM="$(TARGET_CROSS)nm" \
141 STRIP_KMOD="$(TARGET_CROSS)strip --strip-unneeded --remove-section=.comment" \
142 $(SCRIPT_DIR)/rstrip.sh
145 ifeq ($(CONFIG_ENABLE_LOCALE),true)
148 DISABLE_NLS:=--disable-nls
151 ifneq ($(CONFIG_LARGEFILE),y)
152 DISABLE_LARGEFILE= --disable-largefile
155 ifeq ($(CONFIG_TAR_VERBOSITY),y)
162 V_$(subst .,_,$(subst -,_,$(subst /,_,$(1))))
166 $(call shvar,$(1))=$$(call $(1))
167 export $(call shvar,$(1))
171 ext=$(word $(words $(subst ., ,$(1))),$(subst ., ,$(1)))