1# 
2# Copyright (C) 2006-2007 OpenWrt.org
3#
4# This is free software, licensed under the GNU General Public License v2.
5# See /LICENSE for more information.
6#
7
8ifneq ($(__rules_inc),1)
9__rules_inc=1
10
11ifeq ($(DUMP),)
12  -include $(TOPDIR)/.config
13endif
14include $(TOPDIR)/include/debug.mk
15include $(TOPDIR)/include/verbose.mk
16
17TMP_DIR:=$(TOPDIR)/tmp
18
19export SHELL=/usr/bin/env bash -c '. $(TOPDIR)/include/shell.sh; eval "$$2"' --
20
21define qstrip
22$(strip $(subst ",,$(1)))
23endef
24#"))
25
26empty:=
27space:= $(empty) $(empty)
28merge=$(subst $(space),,$(1))
29confvar=$(call merge,$(foreach v,$(1),$(if $($(v)),y,n)))
30
31_SINGLE=MAKEFLAGS=$(space)
32ARCH:=$(call qstrip,$(shell echo $(CONFIG_ARCH) | sed -e 's/i[3-9]86/i386/'))
33BOARD:=$(call qstrip,$(CONFIG_TARGET_BOARD))
34TARGET_OPTIMIZATION:=$(call qstrip,$(CONFIG_TARGET_OPTIMIZATION))
35BUILD_SUFFIX:=$(call qstrip,$(CONFIG_BUILD_SUFFIX))
36GCCV:=$(call qstrip,$(CONFIG_GCC_VERSION))
37SUBDIR:=$(patsubst $(TOPDIR)/%,%,${CURDIR})
38
39OPTIMIZE_FOR_CPU=$(ARCH)
40
41DL_DIR:=$(if $(call qstrip,$(CONFIG_DOWNLOAD_FOLDER)),$(call qstrip,$(CONFIG_DOWNLOAD_FOLDER)),$(TOPDIR)/dl)
42BIN_DIR:=$(TOPDIR)/bin
43INCLUDE_DIR:=$(TOPDIR)/include
44SCRIPT_DIR:=$(TOPDIR)/scripts
45BUILD_DIR_BASE:=$(TOPDIR)/build_dir
46BUILD_DIR:=$(BUILD_DIR_BASE)/$(ARCH)$(if $(BUILD_SUFFIX),_$(BUILD_SUFFIX))
47BUILD_DIR_HOST:=$(BUILD_DIR_BASE)/host
48BUILD_DIR_TOOLCHAIN:=$(BUILD_DIR_BASE)/toolchain-$(ARCH)_gcc$(GCCV)
49STAGING_DIR:=$(TOPDIR)/staging_dir/$(ARCH)
50STAGING_DIR_HOST:=$(TOPDIR)/staging_dir/host
51TOOLCHAIN_DIR:=/opt/brcm/hndtools-$(ARCH)-uclibc-$(GCCV)
52#TOOLCHAIN_DIR:=$(TOPDIR)/staging_dir/toolchain-$(ARCH)_gcc$(GCCV)
53PACKAGE_DIR:=$(BIN_DIR)/packages/$(ARCH)
54STAMP_DIR:=$(BUILD_DIR)/stamp
55STAMP_DIR_HOST=$(BUILD_DIR_HOST)/stamp
56TARGET_DIR:=$(BUILD_DIR)/root-$(BOARD)
57IPKG_STATE_DIR:=$(TARGET_DIR)/usr/lib/ipkg
58
59ifeq ($(CONFIG_NATIVE_TOOLCHAIN),)
60  -include $(TOOLCHAIN_DIR)/info.mk
61  REAL_GNU_TARGET_NAME=$(OPTIMIZE_FOR_CPU)-linux-uclibc$(if $(CONFIG_EABI_SUPPORT),gnueabi)
62  GNU_TARGET_NAME=$(OPTIMIZE_FOR_CPU)-linux
63  TARGET_CROSS:=$(if $(TARGET_CROSS),$(TARGET_CROSS),$(OPTIMIZE_FOR_CPU)-linux-uclibc$(if $(CONFIG_EABI_SUPPORT),gnueabi)-)
64endif
65
66TARGET_PATH:=$(TOOLCHAIN_DIR)/bin:$(STAGING_DIR_HOST)/bin:$(STAGING_DIR)/host/bin:$(PATH)
67TARGET_CFLAGS:=$(TARGET_OPTIMIZATION) -fhonour-copts
68TARGET_CPPFLAGS:=-I$(STAGING_DIR)/usr/include -I$(STAGING_DIR)/include
69TARGET_LDFLAGS:=-L$(TOOLCHAIN_DIR)/lib -L$(STAGING_DIR)/usr/lib -L$(STAGING_DIR)/lib
70
71ifeq ($(CONFIG_SOFT_FLOAT),y)
72SOFT_FLOAT_CONFIG_OPTION:=--with-float=soft
73TARGET_CFLAGS+=-msoft-float
74else
75SOFT_FLOAT_CONFIG_OPTION:=
76endif
77
78export PATH:=$(TARGET_PATH)
79export STAGING_DIR
80export GCC_HONOUR_COPTS:=0
81
82PKG_CONFIG:=$(STAGING_DIR_HOST)/bin/pkg-config
83
84export PKG_CONFIG
85
86ifeq ($(CONFIG_LINUX_2_4),y)
87 KERNEL:=2.4
88else
89 KERNEL:=2.6
90endif
91LINUX_HEADERS_DIR:=$(BUILD_DIR_TOOLCHAIN)/linux
92
93HOSTCC:=gcc
94HOST_CFLAGS:=-O2 -I$(STAGING_DIR_HOST)/include
95HOST_LDFLAGS:=-L$(STAGING_DIR_HOST)/lib
96
97TARGET_CC:=$(TARGET_CROSS)gcc
98#STRIP:=$(STAGING_DIR_HOST)/bin/sstrip
99STRIP:=strip
100PATCH:=$(SCRIPT_DIR)/patch-kernel.sh
101#SED:=$(STAGING_DIR_HOST)/bin/sed -i -e
102SED:=sed -i -e
103CP:=cp -fpR
104
105INSTALL_BIN:=install -m0755
106INSTALL_DIR:=install -d -m0755
107INSTALL_DATA:=install -m0644
108INSTALL_CONF:=install -m0600
109
110ifneq ($(CONFIG_CCACHE),)
111  # FIXME: move this variable to a better location
112  export CCACHE_DIR=$(STAGING_DIR)/ccache
113  TARGET_CC:= ccache $(TARGET_CC)
114endif
115
116TARGET_CONFIGURE_OPTS:= \
117  AR=$(TARGET_CROSS)ar \
118  AS="$(TARGET_CC) -c $(TARGET_CFLAGS)" \
119  LD=$(TARGET_CROSS)ld \
120  NM=$(TARGET_CROSS)nm \
121  CC="$(TARGET_CC)" \
122  GCC="$(TARGET_CC)" \
123  CXX=$(TARGET_CROSS)g++ \
124  RANLIB=$(TARGET_CROSS)ranlib \
125  STRIP=$(TARGET_CROSS)strip \
126  OBJCOPY=$(TARGET_CROSS)objcopy \
127  OBJDUMP=$(TARGET_CROSS)objdump \
128  SIZE=$(TARGET_CROSS)size
129
130# strip an entire directory
131ifneq ($(CONFIG_BUILD_DEVELOPER_SYSTEM),)
132  RSTRIP:=:
133else
134  RSTRIP:= \
135    NM="$(TARGET_CROSS)nm" \
136    STRIP="$(STRIP)" \
137    STRIP_KMOD="$(TARGET_CROSS)strip --strip-unneeded --remove-section=.comment" \
138    $(SCRIPT_DIR)/rstrip.sh
139endif
140
141ifeq ($(CONFIG_ENABLE_LOCALE),true)
142  DISABLE_NLS:=
143else
144  DISABLE_NLS:=--disable-nls
145endif
146
147ifneq ($(CONFIG_LARGEFILE),y)
148  DISABLE_LARGEFILE= --disable-largefile
149endif
150
151ifeq ($(CONFIG_TAR_VERBOSITY),y)
152  TAR_OPTIONS:=-xvf -
153else
154  TAR_OPTIONS:=-xf -
155endif
156
157define shvar
158V_$(subst .,_,$(subst -,_,$(subst /,_,$(1))))
159endef
160
161define shexport
162$(call shvar,$(1))=$$(call $(1))
163export $(call shvar,$(1))
164endef
165
166# file extension
167ext=$(word $(words $(subst ., ,$(1))),$(subst ., ,$(1)))
168
169all:
170FORCE: ;
171.PHONY: FORCE
172
173endif #__rules_inc
174