Root/rules.mk

Source at commit 72e744fcfaf102878963167a06079d62e303760c created 8 years 3 months ago.
By Xiangfu Liu, nanonote: base-files: add hostname
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
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
19GREP_OPTIONS=
20export GREP_OPTIONS
21
22qstrip=$(strip $(subst ",,$(1)))
23#"))
24
25empty:=
26space:= $(empty) $(empty)
27merge=$(subst $(space),,$(1))
28confvar=$(call merge,$(foreach v,$(1),$(if $($(v)),y,n)))
29strip_last=$(patsubst %.$(lastword $(subst .,$(space),$(1))),%,$(1))
30
31define sep
32
33endef
34
35_SINGLE=export MAKEFLAGS=$(space);
36CFLAGS:=
37ARCH:=$(subst i486,i386,$(subst i586,i386,$(subst i686,i386,$(call qstrip,$(CONFIG_ARCH)))))
38ARCH_PACKAGES:=$(call qstrip,$(CONFIG_TARGET_ARCH_PACKAGES))
39BOARD:=$(call qstrip,$(CONFIG_TARGET_BOARD))
40TARGET_OPTIMIZATION:=$(call qstrip,$(CONFIG_TARGET_OPTIMIZATION))
41TARGET_SUFFIX=$(call qstrip,$(CONFIG_TARGET_SUFFIX))
42BUILD_SUFFIX:=$(call qstrip,$(CONFIG_BUILD_SUFFIX))
43SUBDIR:=$(patsubst $(TOPDIR)/%,%,${CURDIR})
44export SHELL:=/usr/bin/env bash
45
46OPTIMIZE_FOR_CPU=$(subst i386,i486,$(ARCH))
47
48ifeq ($(ARCH),powerpc)
49  FPIC:=-fPIC
50else
51  FPIC:=-fpic
52endif
53
54HOST_FPIC:=-fPIC
55
56ARCH_SUFFIX:=
57GCC_ARCH:=
58
59ifneq ($(filter -march=armv%,$(TARGET_OPTIMIZATION)),)
60  ARCH_SUFFIX:=_$(patsubst -march=arm%,%,$(filter -march=armv%,$(TARGET_OPTIMIZATION)))
61  GCC_ARCH:=$(patsubst -march=%,%,$(filter -march=armv%,$(TARGET_OPTIMIZATION)))
62endif
63ifneq ($(findstring -mips32r2,$(TARGET_OPTIMIZATION)),)
64  ARCH_SUFFIX:=_r2
65endif
66ifdef CONFIG_HAS_SPE_FPU
67  TARGET_SUFFIX:=$(TARGET_SUFFIX)spe
68endif
69
70DL_DIR:=$(if $(call qstrip,$(CONFIG_DOWNLOAD_FOLDER)),$(call qstrip,$(CONFIG_DOWNLOAD_FOLDER)),$(TOPDIR)/dl)
71BIN_DIR:=$(TOPDIR)/bin/$(BOARD)
72INCLUDE_DIR:=$(TOPDIR)/include
73SCRIPT_DIR:=$(TOPDIR)/scripts
74BUILD_DIR_BASE:=$(TOPDIR)/build_dir
75BUILD_DIR_HOST:=$(BUILD_DIR_BASE)/host
76STAGING_DIR_HOST:=$(TOPDIR)/staging_dir/host
77ifeq ($(CONFIG_EXTERNAL_TOOLCHAIN),)
78  GCCV:=$(call qstrip,$(CONFIG_GCC_VERSION))
79  LIBC:=$(call qstrip,$(CONFIG_LIBC))
80  LIBCV:=$(call qstrip,$(CONFIG_LIBC_VERSION))
81  REAL_GNU_TARGET_NAME=$(OPTIMIZE_FOR_CPU)-openwrt-linux$(if $(TARGET_SUFFIX),-$(TARGET_SUFFIX))
82  GNU_TARGET_NAME=$(OPTIMIZE_FOR_CPU)-openwrt-linux
83  DIR_SUFFIX:=_$(LIBC)-$(LIBCV)$(if $(CONFIG_arm),_eabi)
84  BUILD_DIR:=$(BUILD_DIR_BASE)/target-$(ARCH)$(ARCH_SUFFIX)$(DIR_SUFFIX)$(if $(BUILD_SUFFIX),_$(BUILD_SUFFIX))
85  STAGING_DIR:=$(TOPDIR)/staging_dir/target-$(ARCH)$(ARCH_SUFFIX)$(DIR_SUFFIX)
86  BUILD_DIR_TOOLCHAIN:=$(BUILD_DIR_BASE)/toolchain-$(ARCH)$(ARCH_SUFFIX)_gcc-$(GCCV)$(DIR_SUFFIX)
87  TOOLCHAIN_DIR:=$(TOPDIR)/staging_dir/toolchain-$(ARCH)$(ARCH_SUFFIX)_gcc-$(GCCV)$(DIR_SUFFIX)
88  PACKAGE_DIR:=$(BIN_DIR)/packages
89else
90  ifeq ($(CONFIG_NATIVE_TOOLCHAIN),)
91    GNU_TARGET_NAME=$(call qstrip,$(CONFIG_TARGET_NAME))
92  else
93    GNU_TARGET_NAME=$(shell gcc -dumpmachine)
94  endif
95  REAL_GNU_TARGET_NAME=$(GNU_TARGET_NAME)
96  BUILD_DIR:=$(BUILD_DIR_BASE)/target-$(GNU_TARGET_NAME)$(if $(BUILD_SUFFIX),_$(BUILD_SUFFIX))
97  STAGING_DIR:=$(TOPDIR)/staging_dir/target-$(GNU_TARGET_NAME)
98  BUILD_DIR_TOOLCHAIN:=$(BUILD_DIR_BASE)/toolchain-$(GNU_TARGET_NAME)
99  TOOLCHAIN_DIR:=$(TOPDIR)/staging_dir/toolchain-$(GNU_TARGET_NAME)
100  PACKAGE_DIR:=$(BIN_DIR)/packages
101endif
102STAMP_DIR:=$(BUILD_DIR)/stamp
103STAMP_DIR_HOST=$(BUILD_DIR_HOST)/stamp
104TARGET_ROOTFS_DIR?=$(if $(call qstrip,$(CONFIG_TARGET_ROOTFS_DIR)),$(call qstrip,$(CONFIG_TARGET_ROOTFS_DIR)),$(BUILD_DIR))
105TARGET_DIR:=$(TARGET_ROOTFS_DIR)/root-$(BOARD)
106STAGING_DIR_ROOT:=$(STAGING_DIR)/root-$(BOARD)
107BUILD_LOG_DIR:=$(TOPDIR)/logs
108
109TARGET_PATH:=$(STAGING_DIR_HOST)/bin:$(subst $(space),:,$(filter-out .,$(filter-out ./,$(subst :,$(space),$(PATH)))))
110TARGET_CFLAGS:=$(TARGET_OPTIMIZATION)$(if $(CONFIG_DEBUG), -g3)
111TARGET_CXXFLAGS = $(TARGET_CFLAGS)
112TARGET_CPPFLAGS:=-I$(STAGING_DIR)/usr/include -I$(STAGING_DIR)/include
113TARGET_LDFLAGS:=-L$(STAGING_DIR)/usr/lib -L$(STAGING_DIR)/lib
114ifneq ($(CONFIG_EXTERNAL_TOOLCHAIN),)
115LIBGCC_S_PATH=$(realpath $(wildcard $(call qstrip,$(CONFIG_LIBGCC_ROOT_DIR))/$(call qstrip,$(CONFIG_LIBGCC_FILE_SPEC))))
116LIBGCC_S=$(if $(LIBGCC_S_PATH),-L$(dir $(LIBGCC_S_PATH)) -lgcc_s)
117LIBGCC_A=$(realpath $(wildcard $(dir $(LIBGCC_S_PATH))/gcc/*/*/libgcc.a))
118else
119LIBGCC_A=$(wildcard $(TOOLCHAIN_DIR)/lib/gcc/*/*/libgcc.a)
120LIBGCC_S=$(if $(wildcard $(TOOLCHAIN_DIR)/lib/libgcc_s.so),-L$(TOOLCHAIN_DIR)/lib -lgcc_s,$(LIBGCC_A))
121endif
122ifdef CONFIG_USE_UCLIBC
123LIBRPC=-lrpc
124endif
125LIBRPC_DEPENDS=+USE_UCLIBC:librpc
126
127ifndef DUMP
128  ifeq ($(CONFIG_EXTERNAL_TOOLCHAIN),)
129    -include $(TOOLCHAIN_DIR)/info.mk
130    export GCC_HONOUR_COPTS:=0
131    TARGET_CROSS:=$(if $(TARGET_CROSS),$(TARGET_CROSS),$(OPTIMIZE_FOR_CPU)-openwrt-linux$(if $(TARGET_SUFFIX),-$(TARGET_SUFFIX))-)
132    TARGET_CFLAGS+= -fhonour-copts $(if $(CONFIG_GCC_VERSION_4_4)$(CONFIG_GCC_VERSION_4_5),,-Wno-error=unused-but-set-variable)
133    TARGET_CPPFLAGS+= -I$(TOOLCHAIN_DIR)/usr/include -I$(TOOLCHAIN_DIR)/include
134    TARGET_LDFLAGS+= -L$(TOOLCHAIN_DIR)/usr/lib -L$(TOOLCHAIN_DIR)/lib
135    TARGET_PATH:=$(TOOLCHAIN_DIR)/bin:$(TARGET_PATH)
136  else
137    ifeq ($(CONFIG_NATIVE_TOOLCHAIN),)
138      TARGET_CROSS:=$(call qstrip,$(CONFIG_TOOLCHAIN_PREFIX))
139      TOOLCHAIN_ROOT_DIR:=$(call qstrip,$(CONFIG_TOOLCHAIN_ROOT))
140      TOOLCHAIN_BIN_DIRS:=$(patsubst ./%,$(TOOLCHAIN_ROOT_DIR)/%,$(call qstrip,$(CONFIG_TOOLCHAIN_BIN_PATH)))
141      TOOLCHAIN_INC_DIRS:=$(patsubst ./%,$(TOOLCHAIN_ROOT_DIR)/%,$(call qstrip,$(CONFIG_TOOLCHAIN_INC_PATH)))
142      TOOLCHAIN_LIB_DIRS:=$(patsubst ./%,$(TOOLCHAIN_ROOT_DIR)/%,$(call qstrip,$(CONFIG_TOOLCHAIN_LIB_PATH)))
143      ifneq ($(TOOLCHAIN_BIN_DIRS),)
144        TARGET_PATH:=$(subst $(space),:,$(TOOLCHAIN_BIN_DIRS)):$(TARGET_PATH)
145      endif
146      ifneq ($(TOOLCHAIN_INC_DIRS),)
147        TARGET_CPPFLAGS+= $(patsubst %,-I%,$(TOOLCHAIN_INC_DIRS))
148      endif
149      ifneq ($(TOOLCHAIN_LIB_DIRS),)
150        TARGET_LDFLAGS+= $(patsubst %,-L%,$(TOOLCHAIN_LIB_DIRS))
151      endif
152      TARGET_PATH:=$(TOOLCHAIN_DIR)/bin:$(TARGET_PATH)
153    endif
154  endif
155endif
156TARGET_PATH_PKG:=$(STAGING_DIR)/host/bin:$(TARGET_PATH)
157
158ifeq ($(CONFIG_SOFT_FLOAT),y)
159  SOFT_FLOAT_CONFIG_OPTION:=--with-float=soft
160  TARGET_CFLAGS+= -msoft-float
161else
162  SOFT_FLOAT_CONFIG_OPTION:=
163endif
164
165export PATH:=$(TARGET_PATH)
166export STAGING_DIR
167export SH_FUNC:=. $(INCLUDE_DIR)/shell.sh;
168
169PKG_CONFIG:=$(STAGING_DIR_HOST)/bin/pkg-config
170
171export PKG_CONFIG
172
173HOSTCC:=gcc
174HOSTCC_NOCACHE:=$(HOSTCC)
175HOST_CFLAGS:=-O2 -I$(STAGING_DIR_HOST)/include
176HOST_LDFLAGS:=-L$(STAGING_DIR_HOST)/lib
177
178TARGET_CC:=$(TARGET_CROSS)gcc
179TARGET_CXX:=$(if $(CONFIG_INSTALL_LIBSTDCPP),$(TARGET_CROSS)g++,no)
180KPATCH:=$(SCRIPT_DIR)/patch-kernel.sh
181SED:=$(STAGING_DIR_HOST)/bin/sed -i -e
182CP:=cp -fpR
183LN:=ln -sf
184
185INSTALL_BIN:=install -m0755
186INSTALL_DIR:=install -d -m0755
187INSTALL_DATA:=install -m0644
188INSTALL_CONF:=install -m0600
189
190ifneq ($(CONFIG_CCACHE),)
191  TARGET_CC:= ccache $(TARGET_CC)
192  TARGET_CXX:= ccache $(TARGET_CXX)
193  HOSTCC:= ccache $(HOSTCC)
194endif
195
196TARGET_CONFIGURE_OPTS = \
197  AR=$(TARGET_CROSS)ar \
198  AS="$(TARGET_CC) -c $(TARGET_CFLAGS)" \
199  LD=$(TARGET_CROSS)ld \
200  NM=$(TARGET_CROSS)nm \
201  CC="$(TARGET_CC)" \
202  GCC="$(TARGET_CC)" \
203  CXX="$(TARGET_CXX)" \
204  RANLIB=$(TARGET_CROSS)ranlib \
205  STRIP=$(TARGET_CROSS)strip \
206  OBJCOPY=$(TARGET_CROSS)objcopy \
207  OBJDUMP=$(TARGET_CROSS)objdump \
208  SIZE=$(TARGET_CROSS)size
209
210# strip an entire directory
211ifneq ($(CONFIG_NO_STRIP),)
212  RSTRIP:=:
213  STRIP:=:
214else
215  ifneq ($(CONFIG_USE_STRIP),)
216    STRIP:=$(TARGET_CROSS)strip $(call qstrip,$(CONFIG_STRIP_ARGS))
217  else
218    ifneq ($(CONFIG_USE_SSTRIP),)
219      STRIP:=$(STAGING_DIR_HOST)/bin/sstrip
220    endif
221  endif
222  RSTRIP:= \
223    export CROSS="$(TARGET_CROSS)" \
224        $(if $(CONFIG_KERNEL_KALLSYMS),NO_RENAME=1) \
225        $(if $(CONFIG_KERNEL_PROFILING),KEEP_SYMBOLS=1); \
226    NM="$(TARGET_CROSS)nm" \
227    STRIP="$(STRIP)" \
228    STRIP_KMOD="$(SCRIPT_DIR)/strip-kmod.sh" \
229    $(SCRIPT_DIR)/rstrip.sh
230endif
231
232ifeq ($(CONFIG_ENABLE_LOCALE),true)
233  DISABLE_NLS:=--enable-nls
234else
235  DISABLE_NLS:=--disable-nls
236endif
237
238ifeq ($(CONFIG_IPV6),y)
239  DISABLE_IPV6:=
240else
241  DISABLE_IPV6:=--disable-ipv6
242endif
243
244ifeq ($(CONFIG_TAR_VERBOSITY),y)
245  TAR_OPTIONS:=-xvf -
246else
247  TAR_OPTIONS:=-xf -
248endif
249
250ifeq ($(CONFIG_BUILD_LOG),y)
251  BUILD_LOG:=1
252endif
253
254define shvar
255V_$(subst .,_,$(subst -,_,$(subst /,_,$(1))))
256endef
257
258define shexport
259$(call shvar,$(1))=$$(call $(1))
260export $(call shvar,$(1))
261endef
262
263define include_mk
264$(eval -include $(if $(DUMP),,$(STAGING_DIR)/mk/$(strip $(1))))
265endef
266
267# Execute commands under flock
268# $(1) => The shell expression.
269# $(2) => The lock name. If not given, the global lock will be used.
270define locked
271    SHELL= \
272    $(STAGING_DIR_HOST)/bin/flock \
273        $(TMP_DIR)/.$(if $(2),$(strip $(2)),global).flock \
274        -c '$(subst ','\'',$(1))'
275endef
276
277# file extension
278ext=$(word $(words $(subst ., ,$(1))),$(subst ., ,$(1)))
279
280all:
281FORCE: ;
282.PHONY: FORCE
283
284val.%:
285    @$(if $(filter undefined,$(origin $*)),\
286        echo "$* undefined" >&2, \
287        echo '$(subst ','"'"',$($*))' \
288    )
289
290var.%:
291    @$(if $(filter undefined,$(origin $*)),\
292        echo "$* undefined" >&2, \
293        echo "$*='"'$(subst ','"'\"'\"'"',$($*))'"'" \
294    )
295
296endif #__rules_inc
297

Archive Download this file



interactive