build: do not deselect CONFIG_USE_SSTRIP if CONFIG_DEBUG is enabled
[openwrt/staging/wigyori.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 $(TOPDIR)/include/verbose.mk
16
17 export TMP_DIR:=$(TOPDIR)/tmp
18
19 qstrip=$(strip $(subst ",,$(1)))
20 #"))
21
22 empty:=
23 space:= $(empty) $(empty)
24 comma:=,
25 merge=$(subst $(space),,$(1))
26 confvar=$(call merge,$(foreach v,$(1),$(if $($(v)),y,n)))
27 strip_last=$(patsubst %.$(lastword $(subst .,$(space),$(1))),%,$(1))
28
29 paren_left = (
30 paren_right = )
31 chars_lower = a b c d e f g h i j k l m n o p q r s t u v w x y z
32 chars_upper = A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
33
34 define sep
35
36 endef
37
38 define newline
39
40
41 endef
42
43 __tr_list = $(join $(join $(1),$(foreach char,$(1),$(comma))),$(2))
44 __tr_head_stripped = $(subst $(space),,$(foreach cv,$(call __tr_list,$(1),$(2)),$$$(paren_left)subst$(cv)$(comma)))
45 __tr_head = $(subst $(paren_left)subst,$(paren_left)subst$(space),$(__tr_head_stripped))
46 __tr_tail = $(subst $(space),,$(foreach cv,$(1),$(paren_right)))
47 __tr_template = $(__tr_head)$$(1)$(__tr_tail)
48
49 $(eval toupper = $(call __tr_template,$(chars_lower),$(chars_upper)))
50 $(eval tolower = $(call __tr_template,$(chars_upper),$(chars_lower)))
51
52 _SINGLE=export MAKEFLAGS=$(space);
53 CFLAGS:=
54 ARCH:=$(subst i486,i386,$(subst i586,i386,$(subst i686,i386,$(call qstrip,$(CONFIG_ARCH)))))
55 ARCH_PACKAGES:=$(call qstrip,$(CONFIG_TARGET_ARCH_PACKAGES))
56 BOARD:=$(call qstrip,$(CONFIG_TARGET_BOARD))
57 TARGET_OPTIMIZATION:=$(call qstrip,$(CONFIG_TARGET_OPTIMIZATION))
58 export EXTRA_OPTIMIZATION:=$(call qstrip,$(CONFIG_EXTRA_OPTIMIZATION))
59 TARGET_SUFFIX=$(call qstrip,$(CONFIG_TARGET_SUFFIX))
60 BUILD_SUFFIX:=$(call qstrip,$(CONFIG_BUILD_SUFFIX))
61 SUBDIR:=$(patsubst $(TOPDIR)/%,%,${CURDIR})
62 BUILD_SUBDIR:=$(patsubst $(TOPDIR)/%,%,${CURDIR})
63 export SHELL:=/usr/bin/env bash
64
65 IS_PACKAGE_BUILD := $(if $(filter package/%,$(BUILD_SUBDIR)),1)
66
67 OPTIMIZE_FOR_CPU=$(subst i386,i486,$(ARCH))
68
69 ifeq ($(ARCH),powerpc)
70 FPIC:=-fPIC
71 else
72 FPIC:=-fpic
73 endif
74
75 HOST_FPIC:=-fPIC
76
77 ARCH_SUFFIX:=$(call qstrip,$(CONFIG_CPU_TYPE))
78 GCC_ARCH:=
79
80 ifneq ($(ARCH_SUFFIX),)
81 ARCH_SUFFIX:=_$(ARCH_SUFFIX)
82 endif
83 ifneq ($(filter -march=armv%,$(TARGET_OPTIMIZATION)),)
84 GCC_ARCH:=$(patsubst -march=%,%,$(filter -march=armv%,$(TARGET_OPTIMIZATION)))
85 endif
86 ifdef CONFIG_HAS_SPE_FPU
87 TARGET_SUFFIX:=$(TARGET_SUFFIX)spe
88 endif
89 ifdef CONFIG_MIPS64_ABI
90 ifneq ($(CONFIG_MIPS64_ABI_O32),y)
91 ARCH_SUFFIX:=$(ARCH_SUFFIX)_$(call qstrip,$(CONFIG_MIPS64_ABI))
92 endif
93 endif
94
95 DL_DIR:=$(if $(call qstrip,$(CONFIG_DOWNLOAD_FOLDER)),$(call qstrip,$(CONFIG_DOWNLOAD_FOLDER)),$(TOPDIR)/dl)
96 BIN_DIR:=$(if $(call qstrip,$(CONFIG_BINARY_FOLDER)),$(call qstrip,$(CONFIG_BINARY_FOLDER)),$(TOPDIR)/bin/$(BOARD))
97 INCLUDE_DIR:=$(TOPDIR)/include
98 SCRIPT_DIR:=$(TOPDIR)/scripts
99 BUILD_DIR_BASE:=$(TOPDIR)/build_dir
100 ifeq ($(CONFIG_EXTERNAL_TOOLCHAIN),)
101 GCCV:=$(call qstrip,$(CONFIG_GCC_VERSION))
102 LIBC:=$(call qstrip,$(CONFIG_LIBC))
103 LIBCV:=$(call qstrip,$(CONFIG_LIBC_VERSION))
104 REAL_GNU_TARGET_NAME=$(OPTIMIZE_FOR_CPU)-openwrt-linux$(if $(TARGET_SUFFIX),-$(TARGET_SUFFIX))
105 GNU_TARGET_NAME=$(OPTIMIZE_FOR_CPU)-openwrt-linux
106 DIR_SUFFIX:=_$(LIBC)-$(LIBCV)$(if $(CONFIG_arm),_eabi)
107 BIN_DIR:=$(BIN_DIR)$(if $(CONFIG_USE_MUSL),,-$(LIBC))
108 TARGET_DIR_NAME = target-$(ARCH)$(ARCH_SUFFIX)$(DIR_SUFFIX)$(if $(BUILD_SUFFIX),_$(BUILD_SUFFIX))
109 TOOLCHAIN_DIR_NAME = toolchain-$(ARCH)$(ARCH_SUFFIX)_gcc-$(GCCV)$(DIR_SUFFIX)
110 else
111 ifeq ($(CONFIG_NATIVE_TOOLCHAIN),)
112 GNU_TARGET_NAME=$(call qstrip,$(CONFIG_TARGET_NAME))
113 else
114 GNU_TARGET_NAME=$(shell gcc -dumpmachine)
115 endif
116 REAL_GNU_TARGET_NAME=$(GNU_TARGET_NAME)
117 TARGET_DIR_NAME:=target-$(GNU_TARGET_NAME)$(if $(BUILD_SUFFIX),_$(BUILD_SUFFIX))
118 TOOLCHAIN_DIR_NAME:=toolchain-$(GNU_TARGET_NAME)
119 endif
120
121 ifeq ($(or $(CONFIG_EXTERNAL_TOOLCHAIN),$(CONFIG_GCC_VERSION_4_8)),)
122 iremap = -iremap $(1):$(2)
123 endif
124
125 PACKAGE_DIR:=$(BIN_DIR)/packages
126 BUILD_DIR:=$(BUILD_DIR_BASE)/$(TARGET_DIR_NAME)
127 STAGING_DIR:=$(TOPDIR)/staging_dir/$(TARGET_DIR_NAME)
128 BUILD_DIR_TOOLCHAIN:=$(BUILD_DIR_BASE)/$(TOOLCHAIN_DIR_NAME)
129 TOOLCHAIN_DIR:=$(TOPDIR)/staging_dir/$(TOOLCHAIN_DIR_NAME)
130 STAMP_DIR:=$(BUILD_DIR)/stamp
131 STAMP_DIR_HOST=$(BUILD_DIR_HOST)/stamp
132 TARGET_ROOTFS_DIR?=$(if $(call qstrip,$(CONFIG_TARGET_ROOTFS_DIR)),$(call qstrip,$(CONFIG_TARGET_ROOTFS_DIR)),$(BUILD_DIR))
133 TARGET_DIR:=$(TARGET_ROOTFS_DIR)/root-$(BOARD)
134 STAGING_DIR_ROOT:=$(STAGING_DIR)/root-$(BOARD)
135 BUILD_LOG_DIR:=$(TOPDIR)/logs
136 PKG_INFO_DIR := $(STAGING_DIR)/pkginfo
137
138 BUILD_DIR_HOST:=$(if $(IS_PACKAGE_BUILD),$(BUILD_DIR)/host,$(BUILD_DIR_BASE)/host)
139 STAGING_DIR_HOST:=$(TOPDIR)/staging_dir/host
140
141 TARGET_PATH:=$(subst $(space),:,$(filter-out .,$(filter-out ./,$(subst :,$(space),$(PATH)))))
142 TARGET_CFLAGS:=$(TARGET_OPTIMIZATION)$(if $(CONFIG_DEBUG), -g3) $(EXTRA_OPTIMIZATION)
143 TARGET_CXXFLAGS = $(TARGET_CFLAGS)
144 TARGET_ASFLAGS_DEFAULT = $(TARGET_CFLAGS)
145 TARGET_ASFLAGS = $(TARGET_ASFLAGS_DEFAULT)
146 TARGET_CPPFLAGS:=-I$(STAGING_DIR)/usr/include -I$(STAGING_DIR)/include
147 TARGET_LDFLAGS:=-L$(STAGING_DIR)/usr/lib -L$(STAGING_DIR)/lib
148 ifneq ($(CONFIG_EXTERNAL_TOOLCHAIN),)
149 LIBGCC_S_PATH=$(realpath $(wildcard $(call qstrip,$(CONFIG_LIBGCC_ROOT_DIR))/$(call qstrip,$(CONFIG_LIBGCC_FILE_SPEC))))
150 LIBGCC_S=$(if $(LIBGCC_S_PATH),-L$(dir $(LIBGCC_S_PATH)) -lgcc_s)
151 LIBGCC_A=$(realpath $(lastword $(wildcard $(dir $(LIBGCC_S_PATH))/gcc/*/*/libgcc.a)))
152 else
153 LIBGCC_A=$(lastword $(wildcard $(TOOLCHAIN_DIR)/lib/gcc/*/*/libgcc.a))
154 LIBGCC_S=$(if $(wildcard $(TOOLCHAIN_DIR)/lib/libgcc_s.so),-L$(TOOLCHAIN_DIR)/lib -lgcc_s,$(LIBGCC_A))
155 endif
156 LIBRPC=-lrpc
157 LIBRPC_DEPENDS=+librpc
158
159 ifeq ($(CONFIG_ARCH_64BIT),y)
160 LIB_SUFFIX:=64
161 endif
162
163 ifndef DUMP
164 ifeq ($(CONFIG_EXTERNAL_TOOLCHAIN),)
165 -include $(TOOLCHAIN_DIR)/info.mk
166 export GCC_HONOUR_COPTS:=0
167 TARGET_CROSS:=$(if $(TARGET_CROSS),$(TARGET_CROSS),$(OPTIMIZE_FOR_CPU)-openwrt-linux$(if $(TARGET_SUFFIX),-$(TARGET_SUFFIX))-)
168 TARGET_CFLAGS+= -fhonour-copts -Wno-error=unused-but-set-variable -Wno-error=unused-result
169 TARGET_CPPFLAGS+= -I$(TOOLCHAIN_DIR)/usr/include
170 ifeq ($(CONFIG_USE_MUSL),y)
171 TARGET_CPPFLAGS+= -I$(TOOLCHAIN_DIR)/include/fortify
172 endif
173 TARGET_CPPFLAGS+= -I$(TOOLCHAIN_DIR)/include
174 TARGET_LDFLAGS+= -L$(TOOLCHAIN_DIR)/usr/lib -L$(TOOLCHAIN_DIR)/lib
175 TARGET_PATH:=$(TOOLCHAIN_DIR)/bin:$(TARGET_PATH)
176 else
177 ifeq ($(CONFIG_NATIVE_TOOLCHAIN),)
178 TARGET_CROSS:=$(call qstrip,$(CONFIG_TOOLCHAIN_PREFIX))
179 TOOLCHAIN_ROOT_DIR:=$(call qstrip,$(CONFIG_TOOLCHAIN_ROOT))
180 TOOLCHAIN_BIN_DIRS:=$(patsubst ./%,$(TOOLCHAIN_ROOT_DIR)/%,$(call qstrip,$(CONFIG_TOOLCHAIN_BIN_PATH)))
181 TOOLCHAIN_INC_DIRS:=$(patsubst ./%,$(TOOLCHAIN_ROOT_DIR)/%,$(call qstrip,$(CONFIG_TOOLCHAIN_INC_PATH)))
182 TOOLCHAIN_LIB_DIRS:=$(patsubst ./%,$(TOOLCHAIN_ROOT_DIR)/%,$(call qstrip,$(CONFIG_TOOLCHAIN_LIB_PATH)))
183 ifneq ($(TOOLCHAIN_BIN_DIRS),)
184 TARGET_PATH:=$(subst $(space),:,$(TOOLCHAIN_BIN_DIRS)):$(TARGET_PATH)
185 endif
186 ifneq ($(TOOLCHAIN_INC_DIRS),)
187 TARGET_CPPFLAGS+= $(patsubst %,-I%,$(TOOLCHAIN_INC_DIRS))
188 endif
189 ifneq ($(TOOLCHAIN_LIB_DIRS),)
190 TARGET_LDFLAGS+= $(patsubst %,-L%,$(TOOLCHAIN_LIB_DIRS))
191 endif
192 TARGET_PATH:=$(TOOLCHAIN_DIR)/bin:$(TARGET_PATH)
193 endif
194 endif
195 endif
196 TARGET_PATH_PKG:=$(STAGING_DIR)/host/bin:$(TARGET_PATH)
197
198 ifeq ($(CONFIG_SOFT_FLOAT),y)
199 SOFT_FLOAT_CONFIG_OPTION:=--with-float=soft
200 ifeq ($(CONFIG_arm),y)
201 TARGET_CFLAGS+= -mfloat-abi=soft
202 else
203 TARGET_CFLAGS+= -msoft-float
204 endif
205 else
206 SOFT_FLOAT_CONFIG_OPTION:=
207 ifeq ($(CONFIG_arm),y)
208 TARGET_CFLAGS+= -mfloat-abi=hard
209 endif
210 endif
211
212 export PATH:=$(TARGET_PATH)
213 export STAGING_DIR STAGING_DIR_HOST
214 export SH_FUNC:=. $(INCLUDE_DIR)/shell.sh;
215
216 PKG_CONFIG:=$(STAGING_DIR_HOST)/bin/pkg-config
217
218 export PKG_CONFIG
219
220 HOSTCC:=gcc
221 HOSTCXX:=g++
222 HOST_CPPFLAGS:=-I$(STAGING_DIR_HOST)/include -I$(STAGING_DIR_HOST)/usr/include $(if $(IS_PACKAGE_BUILD),-I$(STAGING_DIR)/host/include)
223 HOST_CFLAGS:=-O2 $(HOST_CPPFLAGS)
224 HOST_LDFLAGS:=-L$(STAGING_DIR_HOST)/lib -L$(STAGING_DIR_HOST)/usr/lib $(if $(IS_PACKAGE_BUILD),-L$(STAGING_DIR)/host/lib)
225
226 ifeq ($(CONFIG_EXTERNAL_TOOLCHAIN),)
227 TARGET_AR:=$(TARGET_CROSS)gcc-ar
228 TARGET_RANLIB:=$(TARGET_CROSS)gcc-ranlib
229 TARGET_NM:=$(TARGET_CROSS)gcc-nm
230 else
231 TARGET_AR:=$(TARGET_CROSS)ar
232 TARGET_RANLIB:=$(TARGET_CROSS)ranlib
233 TARGET_NM:=$(TARGET_CROSS)nm
234 endif
235
236 BUILD_KEY=$(TOPDIR)/key-build
237
238 TARGET_CC:=$(TARGET_CROSS)gcc
239 TARGET_CXX:=$(TARGET_CROSS)g++
240 KPATCH:=$(SCRIPT_DIR)/patch-kernel.sh
241 SED:=$(STAGING_DIR_HOST)/bin/sed -i -e
242 CP:=cp -fpR
243 LN:=ln -sf
244 XARGS:=xargs -r
245
246 BASH:=bash
247 TAR:=tar
248 FIND:=find
249 PATCH:=patch
250 PYTHON:=python
251
252 INSTALL_BIN:=install -m0755
253 INSTALL_DIR:=install -d -m0755
254 INSTALL_DATA:=install -m0644
255 INSTALL_CONF:=install -m0600
256
257 TARGET_CC_NOCACHE:=$(TARGET_CC)
258 TARGET_CXX_NOCACHE:=$(TARGET_CXX)
259 HOSTCC_NOCACHE:=$(HOSTCC)
260 HOSTCXX_NOCACHE:=$(HOSTCXX)
261 export TARGET_CC_NOCACHE
262 export TARGET_CXX_NOCACHE
263 export HOSTCC_NOCACHE
264
265 ifneq ($(CONFIG_CCACHE),)
266 TARGET_CC:= ccache_cc
267 TARGET_CXX:= ccache_cxx
268 HOSTCC:= ccache $(HOSTCC)
269 HOSTCXX:= ccache $(HOSTCXX)
270 endif
271
272 TARGET_CONFIGURE_OPTS = \
273 AR="$(TARGET_AR)" \
274 AS="$(TARGET_CC) -c $(TARGET_ASFLAGS)" \
275 LD=$(TARGET_CROSS)ld \
276 NM="$(TARGET_NM)" \
277 CC="$(TARGET_CC)" \
278 GCC="$(TARGET_CC)" \
279 CXX="$(TARGET_CXX)" \
280 RANLIB="$(TARGET_RANLIB)" \
281 STRIP=$(TARGET_CROSS)strip \
282 OBJCOPY=$(TARGET_CROSS)objcopy \
283 OBJDUMP=$(TARGET_CROSS)objdump \
284 SIZE=$(TARGET_CROSS)size
285
286 # strip an entire directory
287 ifneq ($(CONFIG_NO_STRIP),)
288 RSTRIP:=:
289 STRIP:=:
290 else
291 ifneq ($(CONFIG_USE_STRIP),)
292 STRIP:=$(TARGET_CROSS)strip $(call qstrip,$(CONFIG_STRIP_ARGS))
293 else
294 ifneq ($(CONFIG_USE_SSTRIP),)
295 STRIP:=$(STAGING_DIR_HOST)/bin/sstrip
296 endif
297 endif
298 RSTRIP= \
299 export CROSS="$(TARGET_CROSS)" \
300 $(if $(PKG_BUILD_ID),KEEP_BUILD_ID=1) \
301 $(if $(CONFIG_KERNEL_KALLSYMS),NO_RENAME=1) \
302 $(if $(CONFIG_KERNEL_PROFILING),KEEP_SYMBOLS=1); \
303 NM="$(TARGET_CROSS)nm" \
304 STRIP="$(STRIP)" \
305 STRIP_KMOD="$(SCRIPT_DIR)/strip-kmod.sh" \
306 PATCHELF="$(STAGING_DIR_HOST)/bin/patchelf" \
307 $(SCRIPT_DIR)/rstrip.sh
308 endif
309
310 ifeq ($(CONFIG_IPV6),y)
311 DISABLE_IPV6:=
312 else
313 DISABLE_IPV6:=--disable-ipv6
314 endif
315
316 TAR_OPTIONS:=-xf -
317
318 ifeq ($(CONFIG_BUILD_LOG),y)
319 BUILD_LOG:=1
320 endif
321
322 export BISON_PKGDATADIR:=$(STAGING_DIR_HOST)/share/bison
323 export M4:=$(STAGING_DIR_HOST)/bin/m4
324
325 define shvar
326 V_$(subst .,_,$(subst -,_,$(subst /,_,$(1))))
327 endef
328
329 define shexport
330 export $(call shvar,$(1))=$$(call $(1))
331 endef
332
333 define include_mk
334 $(eval -include $(if $(DUMP),,$(STAGING_DIR)/mk/$(strip $(1))))
335 endef
336
337 # Execute commands under flock
338 # $(1) => The shell expression.
339 # $(2) => The lock name. If not given, the global lock will be used.
340 ifneq ($(wildcard $(STAGING_DIR_HOST)/bin/flock),)
341 define locked
342 SHELL= \
343 flock \
344 $(TMP_DIR)/.$(if $(2),$(strip $(2)),global).flock \
345 -c '$(subst ','\'',$(1))'
346 endef
347 else
348 locked=$(1)
349 endif
350
351 # Recursively copy paths into another directory, purge dangling
352 # symlinks before.
353 # $(1) => File glob expression
354 # $(2) => Destination directory
355 define file_copy
356 for src_dir in $(sort $(foreach d,$(wildcard $(1)),$(dir $(d)))); do \
357 ( cd $$src_dir; find -type f -or -type d ) | \
358 ( cd $(2); while :; do \
359 read FILE; \
360 [ -z "$$FILE" ] && break; \
361 [ -L "$$FILE" ] || continue; \
362 echo "Removing symlink $(2)/$$FILE"; \
363 rm -f "$$FILE"; \
364 done; ); \
365 done; \
366 $(CP) $(1) $(2)
367 endef
368
369 # file extension
370 ext=$(word $(words $(subst ., ,$(1))),$(subst ., ,$(1)))
371
372 all:
373 FORCE: ;
374 .PHONY: FORCE
375
376 val.%:
377 @$(if $(filter undefined,$(origin $*)),\
378 echo "$* undefined" >&2, \
379 echo '$(subst ','"'"',$($*))' \
380 )
381
382 var.%:
383 @$(if $(filter undefined,$(origin $*)),\
384 echo "$* undefined" >&2, \
385 echo "$*='"'$(subst ','"'\"'\"'"',$($*))'"'" \
386 )
387
388 endif #__rules_inc