[include] rename PATCH to KPATCH
[openwrt/svn-archive/archive.git] / rules.mk
1 #
2 # Copyright (C) 2006-2010 OpenWrt.org
3 #
4 # This is free software, licensed under the GNU General Public License v2.
5 # See /LICENSE for more information.
6 #
7
8 ifneq ($(__rules_inc),1)
9 __rules_inc=1
10
11 ifeq ($(DUMP),)
12 -include $(TOPDIR)/.config
13 endif
14 include $(TOPDIR)/include/debug.mk
15 include $(TOPDIR)/include/verbose.mk
16
17 TMP_DIR:=$(TOPDIR)/tmp
18
19 GREP_OPTIONS=
20 export GREP_OPTIONS
21
22 qstrip=$(strip $(subst ",,$(1)))
23 #"))
24
25 empty:=
26 space:= $(empty) $(empty)
27 merge=$(subst $(space),,$(1))
28 confvar=$(call merge,$(foreach v,$(1),$(if $($(v)),y,n)))
29 strip_last=$(patsubst %.$(lastword $(subst .,$(space),$(1))),%,$(1))
30
31 _SINGLE=export MAKEFLAGS=$(space);
32 CFLAGS:=
33 ARCH:=$(subst i486,i386,$(subst i586,i386,$(subst i686,i386,$(call qstrip,$(CONFIG_ARCH)))))
34 ARCH_PACKAGES:=$(call qstrip,$(CONFIG_TARGET_ARCH_PACKAGES))
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 SUBDIR:=$(patsubst $(TOPDIR)/%,%,${CURDIR})
40 export SHELL:=/usr/bin/env bash
41
42 OPTIMIZE_FOR_CPU=$(subst i386,i486,$(ARCH))
43
44 ifeq ($(ARCH),powerpc)
45 FPIC:=-fPIC
46 else
47 FPIC:=-fpic
48 endif
49
50 ARCH_SUFFIX:=
51 ifneq ($(findstring -mips32r2,$(TARGET_OPTIMIZATION)),)
52 ARCH_SUFFIX:=_r2
53 endif
54 ifneq ($(findstring -march=armv4,$(TARGET_OPTIMIZATION)),)
55 ARCH_SUFFIX:=_v4
56 endif
57 ifneq ($(findstring -march=armv4t,$(TARGET_OPTIMIZATION)),)
58 ARCH_SUFFIX:=_v4t
59 endif
60 ifneq ($(findstring -march=armv5t,$(TARGET_OPTIMIZATION)),)
61 ARCH_SUFFIX:=_v5t
62 endif
63 ifneq ($(findstring -march=armv5te,$(TARGET_OPTIMIZATION)),)
64 ARCH_SUFFIX:=_v5te
65 endif
66
67 DL_DIR:=$(if $(call qstrip,$(CONFIG_DOWNLOAD_FOLDER)),$(call qstrip,$(CONFIG_DOWNLOAD_FOLDER)),$(TOPDIR)/dl)
68 BIN_DIR:=$(TOPDIR)/bin/$(BOARD)
69 INCLUDE_DIR:=$(TOPDIR)/include
70 SCRIPT_DIR:=$(TOPDIR)/scripts
71 BUILD_DIR_BASE:=$(TOPDIR)/build_dir
72 BUILD_DIR_HOST:=$(BUILD_DIR_BASE)/host
73 STAGING_DIR_HOST:=$(TOPDIR)/staging_dir/host
74 ifeq ($(CONFIG_EXTERNAL_TOOLCHAIN),)
75 GCCV:=$(call qstrip,$(CONFIG_GCC_VERSION))
76 LIBC:=$(call qstrip,$(CONFIG_LIBC))
77 LIBCV:=$(call qstrip,$(CONFIG_LIBC_VERSION))
78 REAL_GNU_TARGET_NAME=$(OPTIMIZE_FOR_CPU)-openwrt-linux$(if $(TARGET_SUFFIX),-$(TARGET_SUFFIX))
79 GNU_TARGET_NAME=$(OPTIMIZE_FOR_CPU)-openwrt-linux
80 DIR_SUFFIX:=_$(LIBC)-$(LIBCV)$(if $(CONFIG_EABI_SUPPORT),_eabi)
81 BUILD_DIR:=$(BUILD_DIR_BASE)/target-$(ARCH)$(ARCH_SUFFIX)$(DIR_SUFFIX)$(if $(BUILD_SUFFIX),_$(BUILD_SUFFIX))
82 STAGING_DIR:=$(TOPDIR)/staging_dir/target-$(ARCH)$(ARCH_SUFFIX)$(DIR_SUFFIX)
83 BUILD_DIR_TOOLCHAIN:=$(BUILD_DIR_BASE)/toolchain-$(ARCH)$(ARCH_SUFFIX)_gcc-$(GCCV)$(DIR_SUFFIX)
84 TOOLCHAIN_DIR:=$(TOPDIR)/staging_dir/toolchain-$(ARCH)$(ARCH_SUFFIX)_gcc-$(GCCV)$(DIR_SUFFIX)
85 PACKAGE_DIR:=$(BIN_DIR)/packages
86 else
87 ifeq ($(CONFIG_NATIVE_TOOLCHAIN),)
88 GNU_TARGET_NAME=$(call qstrip,$(CONFIG_TARGET_NAME))
89 else
90 GNU_TARGET_NAME=$(shell gcc -dumpmachine)
91 endif
92 REAL_GNU_TARGET_NAME=$(GNU_TARGET_NAME)
93 BUILD_DIR:=$(BUILD_DIR_BASE)/target-$(GNU_TARGET_NAME)$(if $(BUILD_SUFFIX),_$(BUILD_SUFFIX))
94 STAGING_DIR:=$(TOPDIR)/staging_dir/target-$(GNU_TARGET_NAME)
95 BUILD_DIR_TOOLCHAIN:=$(BUILD_DIR_BASE)/toolchain-$(GNU_TARGET_NAME)
96 TOOLCHAIN_DIR:=$(TOPDIR)/staging_dir/toolchain-$(GNU_TARGET_NAME)
97 PACKAGE_DIR:=$(BIN_DIR)/packages
98 endif
99 STAMP_DIR:=$(BUILD_DIR)/stamp
100 STAMP_DIR_HOST=$(BUILD_DIR_HOST)/stamp
101 TARGET_ROOTFS_DIR?=$(if $(call qstrip,$(CONFIG_TARGET_ROOTFS_DIR)),$(call qstrip,$(CONFIG_TARGET_ROOTFS_DIR)),$(BUILD_DIR))
102 TARGET_DIR:=$(TARGET_ROOTFS_DIR)/root-$(BOARD)
103 STAGING_DIR_ROOT:=$(STAGING_DIR)/root-$(BOARD)
104 BUILD_LOG_DIR:=$(TOPDIR)/logs
105
106 TARGET_PATH:=$(STAGING_DIR_HOST)/bin:$(PATH)
107 TARGET_CFLAGS:=$(TARGET_OPTIMIZATION)$(if $(CONFIG_DEBUG), -g3)
108 TARGET_CPPFLAGS:=-I$(STAGING_DIR)/usr/include -I$(STAGING_DIR)/include
109 TARGET_LDFLAGS:=-L$(STAGING_DIR)/usr/lib -L$(STAGING_DIR)/lib
110 LIBGCC_S=$(if $(wildcard $(TOOLCHAIN_DIR)/lib/libgcc_s.so),-L$(TOOLCHAIN_DIR)/lib -lgcc_s,$(wildcard $(TOOLCHAIN_DIR)/lib/gcc/*/*/libgcc.a))
111
112 ifndef DUMP
113 ifeq ($(CONFIG_EXTERNAL_TOOLCHAIN),)
114 -include $(TOOLCHAIN_DIR)/info.mk
115 TARGET_CROSS:=$(if $(TARGET_CROSS),$(TARGET_CROSS),$(OPTIMIZE_FOR_CPU)-openwrt-linux$(if $(TARGET_SUFFIX),-$(TARGET_SUFFIX))-)
116 TARGET_CFLAGS+= -fhonour-copts
117 TARGET_CPPFLAGS+= -I$(TOOLCHAIN_DIR)/usr/include -I$(TOOLCHAIN_DIR)/include
118 TARGET_LDFLAGS+= -L$(TOOLCHAIN_DIR)/usr/lib -L$(TOOLCHAIN_DIR)/lib
119 TARGET_PATH:=$(TOOLCHAIN_DIR)/bin:$(TARGET_PATH)
120 else
121 ifeq ($(CONFIG_NATIVE_TOOLCHAIN),)
122 TARGET_CROSS:=$(call qstrip,$(CONFIG_TOOLCHAIN_PREFIX))
123 TOOLCHAIN_ROOT_DIR:=$(call qstrip,$(CONFIG_TOOLCHAIN_ROOT))
124 TOOLCHAIN_BIN_DIRS:=$(patsubst ./%,$(TOOLCHAIN_ROOT_DIR)/%,$(call qstrip,$(CONFIG_TOOLCHAIN_BIN_PATH)))
125 TOOLCHAIN_INC_DIRS:=$(patsubst ./%,$(TOOLCHAIN_ROOT_DIR)/%,$(call qstrip,$(CONFIG_TOOLCHAIN_INC_PATH)))
126 TOOLCHAIN_LIB_DIRS:=$(patsubst ./%,$(TOOLCHAIN_ROOT_DIR)/%,$(call qstrip,$(CONFIG_TOOLCHAIN_LIB_PATH)))
127 ifneq ($(TOOLCHAIN_BIN_DIRS),)
128 TARGET_PATH:=$(subst $(space),:,$(TOOLCHAIN_BIN_DIRS)):$(TARGET_PATH)
129 endif
130 ifneq ($(TOOLCHAIN_INC_DIRS),)
131 TARGET_CPPFLAGS+= $(patsubst %,-I%,$(TOOLCHAIN_INC_DIRS))
132 endif
133 ifneq ($(TOOLCHAIN_LIB_DIRS),)
134 TARGET_LDFLAGS+= $(patsubst %,-L%,$(TOOLCHAIN_LIB_DIRS))
135 endif
136 endif
137 endif
138 endif
139 TARGET_PATH_PKG:=$(STAGING_DIR)/host/bin:$(TARGET_PATH)
140
141 ifeq ($(CONFIG_SOFT_FLOAT),y)
142 SOFT_FLOAT_CONFIG_OPTION:=--with-float=soft
143 TARGET_CFLAGS+= -msoft-float
144 else
145 SOFT_FLOAT_CONFIG_OPTION:=
146 endif
147
148 export PATH:=$(TARGET_PATH)
149 export STAGING_DIR
150 export GCC_HONOUR_COPTS:=0
151 export SH_FUNC:=. $(INCLUDE_DIR)/shell.sh;
152
153 PKG_CONFIG:=$(STAGING_DIR_HOST)/bin/pkg-config
154
155 export PKG_CONFIG
156
157 HOSTCC:=gcc
158 HOST_CFLAGS:=-O2 -I$(STAGING_DIR_HOST)/include
159 HOST_LDFLAGS:=-L$(STAGING_DIR_HOST)/lib
160
161 TARGET_CC:=$(TARGET_CROSS)gcc
162 TARGET_CXX:=$(if $(CONFIG_INSTALL_LIBSTDCPP),$(TARGET_CROSS)g++,no)
163 KPATCH:=$(SCRIPT_DIR)/patch-kernel.sh
164 SED:=$(STAGING_DIR_HOST)/bin/sed -i -e
165 CP:=cp -fpR
166 LN:=ln -sf
167
168 INSTALL_BIN:=install -m0755
169 INSTALL_DIR:=install -d -m0755
170 INSTALL_DATA:=install -m0644
171 INSTALL_CONF:=install -m0600
172
173 ifneq ($(CONFIG_CCACHE),)
174 # FIXME: move this variable to a better location
175 export CCACHE_DIR=$(STAGING_DIR)/ccache
176 TARGET_CC:= ccache $(TARGET_CC)
177 TARGET_CXX:= ccache $(TARGET_CXX)
178 endif
179
180 TARGET_CONFIGURE_OPTS = \
181 AR=$(TARGET_CROSS)ar \
182 AS="$(TARGET_CC) -c $(TARGET_CFLAGS)" \
183 LD=$(TARGET_CROSS)ld \
184 NM=$(TARGET_CROSS)nm \
185 CC="$(TARGET_CC)" \
186 GCC="$(TARGET_CC)" \
187 CXX="$(TARGET_CXX)" \
188 RANLIB=$(TARGET_CROSS)ranlib \
189 STRIP=$(TARGET_CROSS)strip \
190 OBJCOPY=$(TARGET_CROSS)objcopy \
191 OBJDUMP=$(TARGET_CROSS)objdump \
192 SIZE=$(TARGET_CROSS)size
193
194 # strip an entire directory
195 ifneq ($(CONFIG_NO_STRIP),)
196 RSTRIP:=:
197 STRIP:=:
198 else
199 ifneq ($(CONFIG_USE_STRIP),)
200 STRIP:=$(TARGET_CROSS)strip $(call qstrip,$(CONFIG_STRIP_ARGS))
201 else
202 ifneq ($(CONFIG_USE_SSTRIP),)
203 STRIP:=$(STAGING_DIR_HOST)/bin/sstrip
204 endif
205 endif
206 RSTRIP:= \
207 NM="$(TARGET_CROSS)nm" \
208 STRIP="$(STRIP)" \
209 STRIP_KMOD="$(TARGET_CROSS)strip --strip-unneeded --remove-section=.comment --remove-section=.pdr --remove-section=.mdebug.abi32" \
210 $(SCRIPT_DIR)/rstrip.sh
211 endif
212
213 ifeq ($(CONFIG_ENABLE_LOCALE),true)
214 DISABLE_NLS:=--enable-nls
215 else
216 DISABLE_NLS:=--disable-nls
217 endif
218
219 ifeq ($(CONFIG_IPV6),y)
220 DISABLE_IPV6:=
221 else
222 DISABLE_IPV6:=--disable-ipv6
223 endif
224
225 ifeq ($(CONFIG_LARGEFILE),y)
226 DISABLE_LARGEFILE:=
227 else
228 DISABLE_LARGEFILE:=--disable-largefile
229 endif
230
231 ifeq ($(CONFIG_TAR_VERBOSITY),y)
232 TAR_OPTIONS:=-xvf -
233 else
234 TAR_OPTIONS:=-xf -
235 endif
236
237 define shvar
238 V_$(subst .,_,$(subst -,_,$(subst /,_,$(1))))
239 endef
240
241 define shexport
242 $(call shvar,$(1))=$$(call $(1))
243 export $(call shvar,$(1))
244 endef
245
246 define include_mk
247 $(eval -include $(if $(DUMP),,$(STAGING_DIR)/mk/$(strip $(1))))
248 endef
249
250 # file extension
251 ext=$(word $(words $(subst ., ,$(1))),$(subst ., ,$(1)))
252
253 all:
254 FORCE: ;
255 .PHONY: FORCE
256
257 endif #__rules_inc