2 # Copyright (C) 2006-2010 OpenWrt.org
3 # Copyright (C) 2016 LEDE Project
5 # This is free software, licensed under the GNU General Public License v2.
6 # See /LICENSE for more information.
9 ifneq ($(__rules_inc
),1)
13 -include $(TOPDIR
)/.config
15 include $(TOPDIR
)/include/debug.mk
16 include $(TOPDIR
)/include/verbose.mk
18 ifneq ($(filter check,$(MAKECMDGOALS
)),)
23 export TMP_DIR
:=$(TOPDIR
)/tmp
25 qstrip
=$(strip $(subst ",,$(1)))
29 space
:= $(empty
) $(empty
)
31 merge
=$(subst $(space
),,$(1))
32 confvar
=$(call merge
,$(foreach v
,$(1),$(if
$($(v
)),y
,n
)))
33 strip_last
=$(patsubst %.
$(lastword
$(subst .
,$(space
),$(1))),%,$(1))
37 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
38 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
49 __tr_list
= $(join $(join $(1),$(foreach char
,$(1),$(comma
))),$(2))
50 __tr_head_stripped
= $(subst $(space
),,$(foreach cv
,$(call __tr_list
,$(1),$(2)),$$$(paren_left
)subst$(cv
)$(comma
)))
51 __tr_head
= $(subst $(paren_left
)subst,$(paren_left
)subst$(space
),$(__tr_head_stripped
))
52 __tr_tail
= $(subst $(space
),,$(foreach cv
,$(1),$(paren_right
)))
53 __tr_template
= $(__tr_head
)$$(1)$(__tr_tail
)
55 $(eval toupper
= $(call __tr_template
,$(chars_lower
),$(chars_upper
)))
56 $(eval tolower
= $(call __tr_template
,$(chars_upper
),$(chars_lower
)))
58 version_abbrev
= $(if
$(if
$(CHECK
),,$(DUMP
)),$(1),$(shell printf
'%.8s' $(1)))
60 _SINGLE
=export MAKEFLAGS
=$(space
);
62 ARCH
:=$(subst i486
,i386
,$(subst i586
,i386
,$(subst i686
,i386
,$(call qstrip
,$(CONFIG_ARCH
)))))
63 ARCH_PACKAGES
:=$(call qstrip
,$(CONFIG_TARGET_ARCH_PACKAGES
))
64 BOARD
:=$(call qstrip
,$(CONFIG_TARGET_BOARD
))
65 SUBTARGET
:=$(call qstrip
,$(CONFIG_TARGET_SUBTARGET
))
66 TARGET_OPTIMIZATION
:=$(call qstrip
,$(CONFIG_TARGET_OPTIMIZATION
))
67 export EXTRA_OPTIMIZATION
:=$(filter-out -fno-plt
,$(call qstrip
,$(CONFIG_EXTRA_OPTIMIZATION
)))
68 TARGET_SUFFIX
=$(call qstrip
,$(CONFIG_TARGET_SUFFIX
))
69 BUILD_SUFFIX
:=$(call qstrip
,$(CONFIG_BUILD_SUFFIX
))
70 SUBDIR
:=$(patsubst $(TOPDIR
)/%,%,${CURDIR})
71 BUILD_SUBDIR
:=$(patsubst $(TOPDIR
)/%,%,${CURDIR})
72 export SHELL
:=/usr
/bin
/env bash
74 IS_PACKAGE_BUILD
:= $(if
$(filter package
/%,$(BUILD_SUBDIR
)),1)
76 OPTIMIZE_FOR_CPU
=$(subst i386
,i486
,$(ARCH
))
78 ifeq ($(ARCH
),powerpc
)
86 ARCH_SUFFIX
:=$(call qstrip
,$(CONFIG_CPU_TYPE
))
89 ifneq ($(ARCH_SUFFIX
),)
90 ARCH_SUFFIX
:=_
$(ARCH_SUFFIX
)
92 ifneq ($(filter -march
=armv
%,$(TARGET_OPTIMIZATION
)),)
93 GCC_ARCH
:=$(patsubst -march
=%,%,$(filter -march
=armv
%,$(TARGET_OPTIMIZATION
)))
95 ifdef CONFIG_HAS_SPE_FPU
96 TARGET_SUFFIX
:=$(TARGET_SUFFIX
)spe
98 ifdef CONFIG_MIPS64_ABI
99 ifneq ($(CONFIG_MIPS64_ABI_O32
),y
)
100 ARCH_SUFFIX
:=$(ARCH_SUFFIX
)_
$(call qstrip
,$(CONFIG_MIPS64_ABI
))
104 DEFAULT_SUBDIR_TARGETS
:=clean download prepare compile
install update refresh prereq
dist distcheck configure
check check-depends
106 define DefaultTargets
107 $(foreach t
,$(DEFAULT_SUBDIR_TARGETS
) $(1),
114 DL_DIR
:=$(if
$(call qstrip
,$(CONFIG_DOWNLOAD_FOLDER
)),$(call qstrip
,$(CONFIG_DOWNLOAD_FOLDER
)),$(TOPDIR
)/dl
)
115 OUTPUT_DIR
:=$(if
$(call qstrip
,$(CONFIG_BINARY_FOLDER
)),$(call qstrip
,$(CONFIG_BINARY_FOLDER
)),$(TOPDIR
)/bin
)
116 BIN_DIR
:=$(OUTPUT_DIR
)/targets
/$(BOARD
)/$(SUBTARGET
)
117 INCLUDE_DIR
:=$(TOPDIR
)/include
118 SCRIPT_DIR
:=$(TOPDIR
)/scripts
119 BUILD_DIR_BASE
:=$(TOPDIR
)/build_dir
120 ifeq ($(CONFIG_EXTERNAL_TOOLCHAIN
),)
121 GCCV
:=$(call qstrip
,$(CONFIG_GCC_VERSION
))
122 LIBC
:=$(call qstrip
,$(CONFIG_LIBC
))
123 LIBCV
:=$(call qstrip
,$(CONFIG_LIBC_VERSION
))
124 REAL_GNU_TARGET_NAME
=$(OPTIMIZE_FOR_CPU
)-openwrt-linux
$(if
$(TARGET_SUFFIX
),-$(TARGET_SUFFIX
))
125 GNU_TARGET_NAME
=$(OPTIMIZE_FOR_CPU
)-openwrt-linux
126 DIR_SUFFIX
:=_
$(LIBC
)-$(LIBCV
)$(if
$(CONFIG_arm
),_eabi
)
127 BIN_DIR
:=$(BIN_DIR
)$(if
$(CONFIG_USE_MUSL
),,-$(LIBC
))
128 TARGET_DIR_NAME
= target-
$(ARCH
)$(ARCH_SUFFIX
)$(DIR_SUFFIX
)$(if
$(BUILD_SUFFIX
),_
$(BUILD_SUFFIX
))
129 TOOLCHAIN_DIR_NAME
= toolchain-
$(ARCH
)$(ARCH_SUFFIX
)_gcc-
$(GCCV
)$(DIR_SUFFIX
)
131 ifeq ($(CONFIG_NATIVE_TOOLCHAIN
),)
132 GNU_TARGET_NAME
=$(call qstrip
,$(CONFIG_TARGET_NAME
))
134 GNU_TARGET_NAME
=$(shell gcc
-dumpmachine
)
136 REAL_GNU_TARGET_NAME
=$(GNU_TARGET_NAME
)
137 LIBC
:=$(call qstrip
,$(CONFIG_LIBC
))
138 TARGET_DIR_NAME
:=target-
$(GNU_TARGET_NAME
)_
$(LIBC
)$(if
$(BUILD_SUFFIX
),_
$(BUILD_SUFFIX
))
139 TOOLCHAIN_DIR_NAME
:=toolchain-
$(GNU_TARGET_NAME
)
142 ifeq ($(or
$(CONFIG_EXTERNAL_TOOLCHAIN
),$(CONFIG_GCC_VERSION_4_8
),$(CONFIG_TARGET_uml
)),)
143 iremap
= -iremap
$(1):$(2)
146 PACKAGE_DIR
:=$(BIN_DIR
)/packages
147 BUILD_DIR
:=$(BUILD_DIR_BASE
)/$(TARGET_DIR_NAME
)
148 STAGING_DIR
:=$(TOPDIR
)/staging_dir
/$(TARGET_DIR_NAME
)
149 BUILD_DIR_TOOLCHAIN
:=$(BUILD_DIR_BASE
)/$(TOOLCHAIN_DIR_NAME
)
150 TOOLCHAIN_DIR
:=$(TOPDIR
)/staging_dir
/$(TOOLCHAIN_DIR_NAME
)
151 STAMP_DIR
:=$(BUILD_DIR
)/stamp
152 STAMP_DIR_HOST
=$(BUILD_DIR_HOST
)/stamp
153 TARGET_ROOTFS_DIR?
=$(if
$(call qstrip
,$(CONFIG_TARGET_ROOTFS_DIR
)),$(call qstrip
,$(CONFIG_TARGET_ROOTFS_DIR
)),$(BUILD_DIR
))
154 TARGET_DIR
:=$(TARGET_ROOTFS_DIR
)/root-
$(BOARD
)
155 STAGING_DIR_ROOT
:=$(STAGING_DIR
)/root-
$(BOARD
)
156 STAGING_DIR_IMAGE
:=$(STAGING_DIR
)/image
157 BUILD_LOG_DIR
:=$(TOPDIR
)/logs
158 PKG_INFO_DIR
:= $(STAGING_DIR
)/pkginfo
160 BUILD_DIR_HOST
:=$(if
$(IS_PACKAGE_BUILD
),$(BUILD_DIR_BASE
)/hostpkg
,$(BUILD_DIR_BASE
)/host
)
161 STAGING_DIR_HOST
:=$(TOPDIR
)/staging_dir
/host
162 STAGING_DIR_HOSTPKG
:=$(TOPDIR
)/staging_dir
/hostpkg
164 TARGET_PATH
:=$(subst $(space
),:,$(filter-out .
,$(filter-out .
/,$(subst :,$(space
),$(PATH
)))))
165 TARGET_INIT_PATH
:=$(call qstrip
,$(CONFIG_TARGET_INIT_PATH
))
166 TARGET_INIT_PATH
:=$(if
$(TARGET_INIT_PATH
),$(TARGET_INIT_PATH
),/usr
/sbin
:/sbin
:/usr
/bin
:/bin
)
167 TARGET_CFLAGS
:=$(TARGET_OPTIMIZATION
)$(if
$(CONFIG_DEBUG
), -g3
) $(call qstrip
,$(CONFIG_EXTRA_OPTIMIZATION
))
168 TARGET_CXXFLAGS
= $(TARGET_CFLAGS
)
169 TARGET_ASFLAGS_DEFAULT
= $(TARGET_CFLAGS
)
170 TARGET_ASFLAGS
= $(TARGET_ASFLAGS_DEFAULT
)
171 TARGET_CPPFLAGS
:=-I
$(STAGING_DIR
)/usr
/include -I
$(STAGING_DIR
)/include
172 TARGET_LDFLAGS
:=-L
$(STAGING_DIR
)/usr
/lib
-L
$(STAGING_DIR
)/lib
173 ifneq ($(CONFIG_EXTERNAL_TOOLCHAIN
),)
174 LIBGCC_S_PATH
=$(realpath
$(wildcard $(call qstrip
,$(CONFIG_LIBGCC_ROOT_DIR
))/$(call qstrip
,$(CONFIG_LIBGCC_FILE_SPEC
))))
175 LIBGCC_S
=$(if
$(LIBGCC_S_PATH
),-L
$(dir $(LIBGCC_S_PATH
)) -lgcc_s
)
176 LIBGCC_A
=$(realpath
$(lastword
$(wildcard $(dir $(LIBGCC_S_PATH
))/gcc
/*/*/libgcc.a
)))
178 LIBGCC_A
=$(lastword
$(wildcard $(TOOLCHAIN_DIR
)/lib
/gcc
/*/*/libgcc.a
))
179 LIBGCC_S
=$(if
$(wildcard $(TOOLCHAIN_DIR
)/lib
/libgcc_s.so
),-L
$(TOOLCHAIN_DIR
)/lib
-lgcc_s
,$(LIBGCC_A
))
182 LIBRPC_DEPENDS
=+librpc
184 ifeq ($(CONFIG_ARCH_64BIT
),y
)
189 ifeq ($(CONFIG_EXTERNAL_TOOLCHAIN
),)
190 -include $(TOOLCHAIN_DIR
)/info.mk
191 export GCC_HONOUR_COPTS
:=0
192 TARGET_CROSS
:=$(if
$(TARGET_CROSS
),$(TARGET_CROSS
),$(OPTIMIZE_FOR_CPU
)-openwrt-linux
$(if
$(TARGET_SUFFIX
),-$(TARGET_SUFFIX
))-)
193 TARGET_CFLAGS
+= -fhonour-copts
-Wno-error
=unused-but-set-variable
-Wno-error
=unused-result
194 TARGET_CPPFLAGS
+= -I
$(TOOLCHAIN_DIR
)/usr
/include
195 ifeq ($(CONFIG_USE_MUSL
),y
)
196 TARGET_CPPFLAGS
+= -I
$(TOOLCHAIN_DIR
)/include/fortify
198 TARGET_CPPFLAGS
+= -I
$(TOOLCHAIN_DIR
)/include
199 TARGET_LDFLAGS
+= -L
$(TOOLCHAIN_DIR
)/usr
/lib
-L
$(TOOLCHAIN_DIR
)/lib
200 TARGET_PATH
:=$(TOOLCHAIN_DIR
)/bin
:$(TARGET_PATH
)
202 ifeq ($(CONFIG_NATIVE_TOOLCHAIN
),)
203 TARGET_CROSS
:=$(call qstrip
,$(CONFIG_TOOLCHAIN_PREFIX
))
204 TOOLCHAIN_ROOT_DIR
:=$(call qstrip
,$(CONFIG_TOOLCHAIN_ROOT
))
205 TOOLCHAIN_BIN_DIRS
:=$(patsubst .
/%,$(TOOLCHAIN_ROOT_DIR
)/%,$(call qstrip
,$(CONFIG_TOOLCHAIN_BIN_PATH
)))
206 TOOLCHAIN_INC_DIRS
:=$(patsubst .
/%,$(TOOLCHAIN_ROOT_DIR
)/%,$(call qstrip
,$(CONFIG_TOOLCHAIN_INC_PATH
)))
207 TOOLCHAIN_LIB_DIRS
:=$(patsubst .
/%,$(TOOLCHAIN_ROOT_DIR
)/%,$(call qstrip
,$(CONFIG_TOOLCHAIN_LIB_PATH
)))
208 ifneq ($(TOOLCHAIN_BIN_DIRS
),)
209 TARGET_PATH
:=$(subst $(space
),:,$(TOOLCHAIN_BIN_DIRS
)):$(TARGET_PATH
)
211 ifneq ($(TOOLCHAIN_INC_DIRS
),)
212 TARGET_CPPFLAGS
+= $(patsubst %,-I
%,$(TOOLCHAIN_INC_DIRS
))
214 ifneq ($(TOOLCHAIN_LIB_DIRS
),)
215 TARGET_LDFLAGS
+= $(patsubst %,-L
%,$(TOOLCHAIN_LIB_DIRS
))
217 TARGET_PATH
:=$(TOOLCHAIN_DIR
)/bin
:$(TARGET_PATH
)
221 TARGET_PATH_PKG
:=$(STAGING_DIR
)/host
/bin
:$(STAGING_DIR_HOSTPKG
)/bin
:$(TARGET_PATH
)
223 ifeq ($(CONFIG_SOFT_FLOAT
),y
)
224 SOFT_FLOAT_CONFIG_OPTION
:=--with-float
=soft
225 ifeq ($(CONFIG_arm
),y
)
226 TARGET_CFLAGS
+= -mfloat-abi
=soft
228 TARGET_CFLAGS
+= -msoft-float
231 SOFT_FLOAT_CONFIG_OPTION
:=
232 ifeq ($(CONFIG_arm
),y
)
233 TARGET_CFLAGS
+= -mfloat-abi
=hard
237 export PATH
:=$(TARGET_PATH
)
238 export STAGING_DIR STAGING_DIR_HOST STAGING_DIR_HOSTPKG
239 export SH_FUNC
:=.
$(INCLUDE_DIR
)/shell.sh
;
241 PKG_CONFIG
:=$(STAGING_DIR_HOST
)/bin
/pkg-config
247 HOST_CPPFLAGS
:=-I
$(STAGING_DIR_HOST
)/include -I
$(STAGING_DIR_HOST
)/usr
/include $(if
$(IS_PACKAGE_BUILD
),-I
$(STAGING_DIR_HOSTPKG
)/include -I
$(STAGING_DIR
)/host
/include)
248 HOST_CFLAGS
:=-O2
$(HOST_CPPFLAGS
)
249 HOST_LDFLAGS
:=-L
$(STAGING_DIR_HOST
)/lib
-L
$(STAGING_DIR_HOST
)/usr
/lib
$(if
$(IS_PACKAGE_BUILD
),-L
$(STAGING_DIR_HOSTPKG
)/lib
-L
$(STAGING_DIR
)/host
/lib
)
251 ifeq ($(CONFIG_EXTERNAL_TOOLCHAIN
),)
252 TARGET_AR
:=$(TARGET_CROSS
)gcc-ar
253 TARGET_RANLIB
:=$(TARGET_CROSS
)gcc-ranlib
254 TARGET_NM
:=$(TARGET_CROSS
)gcc-nm
256 TARGET_AR
:=$(TARGET_CROSS
)ar
257 TARGET_RANLIB
:=$(TARGET_CROSS
)ranlib
258 TARGET_NM
:=$(TARGET_CROSS
)nm
261 BUILD_KEY
=$(TOPDIR
)/key-build
263 TARGET_CC
:=$(TARGET_CROSS
)gcc
264 TARGET_CXX
:=$(TARGET_CROSS
)g
++
265 KPATCH
:=$(SCRIPT_DIR
)/patch-kernel.sh
266 SED
:=$(STAGING_DIR_HOST
)/bin
/sed
-i
-e
277 INSTALL_BIN
:=install -m0755
278 INSTALL_DIR
:=install -d
-m0755
279 INSTALL_DATA
:=install -m0644
280 INSTALL_CONF
:=install -m0600
282 TARGET_CC_NOCACHE
:=$(TARGET_CC
)
283 TARGET_CXX_NOCACHE
:=$(TARGET_CXX
)
284 HOSTCC_NOCACHE
:=$(HOSTCC
)
285 HOSTCXX_NOCACHE
:=$(HOSTCXX
)
286 export TARGET_CC_NOCACHE
287 export TARGET_CXX_NOCACHE
288 export HOSTCC_NOCACHE
290 ifneq ($(CONFIG_CCACHE
),)
291 TARGET_CC
:= ccache_cc
292 TARGET_CXX
:= ccache_cxx
293 HOSTCC
:= ccache
$(HOSTCC
)
294 HOSTCXX
:= ccache
$(HOSTCXX
)
297 TARGET_CONFIGURE_OPTS
= \
299 AS
="$(TARGET_CC) -c $(TARGET_ASFLAGS)" \
300 LD
=$(TARGET_CROSS
)ld \
304 CXX
="$(TARGET_CXX)" \
305 RANLIB
="$(TARGET_RANLIB)" \
306 STRIP
=$(TARGET_CROSS
)strip \
307 OBJCOPY
=$(TARGET_CROSS
)objcopy \
308 OBJDUMP
=$(TARGET_CROSS
)objdump \
309 SIZE
=$(TARGET_CROSS
)size
311 # strip an entire directory
312 ifneq ($(CONFIG_NO_STRIP
),)
316 ifneq ($(CONFIG_USE_STRIP
),)
317 STRIP
:=$(TARGET_CROSS
)strip $(call qstrip
,$(CONFIG_STRIP_ARGS
))
319 ifneq ($(CONFIG_USE_SSTRIP
),)
320 STRIP
:=$(STAGING_DIR_HOST
)/bin
/sstrip
324 export CROSS
="$(TARGET_CROSS)" \
325 $(if
$(PKG_BUILD_ID
),KEEP_BUILD_ID
=1) \
326 $(if
$(CONFIG_KERNEL_KALLSYMS
),NO_RENAME
=1) \
327 $(if
$(CONFIG_KERNEL_PROFILING
),KEEP_SYMBOLS
=1); \
328 NM
="$(TARGET_CROSS)nm" \
330 STRIP_KMOD
="$(SCRIPT_DIR)/strip-kmod.sh" \
331 PATCHELF
="$(STAGING_DIR_HOST)/bin/patchelf" \
332 $(SCRIPT_DIR
)/rstrip.sh
335 ifeq ($(CONFIG_IPV6
),y
)
338 DISABLE_IPV6
:=--disable-ipv6
343 ifeq ($(CONFIG_BUILD_LOG
),y
)
347 export BISON_PKGDATADIR
:=$(STAGING_DIR_HOST
)/share
/bison
348 export M4
:=$(STAGING_DIR_HOST
)/bin
/m4
351 V_
$(subst .
,_
,$(subst -,_
,$(subst /,_
,$(1))))
355 export $(call shvar
,$(1))=$$(call
$(1))
359 $(eval
-include $(if
$(DUMP
),,$(STAGING_DIR
)/mk
/$(strip $(1))))
362 # Execute commands under flock
363 # $(1) => The shell expression.
364 # $(2) => The lock name. If not given, the global lock will be used.
365 ifneq ($(wildcard $(STAGING_DIR_HOST
)/bin
/flock
),)
369 $(TMP_DIR
)/.
$(if
$(2),$(strip $(2)),global
).flock \
370 -c
'$(subst ','\'',$(1))'
376 # Recursively copy paths into another directory, purge dangling
378 # $(1) => File glob expression
379 # $(2) => Destination directory
381 for src_dir in $(sort $(foreach d,$(wildcard $(1)),$(dir $(d)))); do \
382 ( cd $$src_dir; find -type f -or -type d ) | \
383 ( cd $(2); while :; do \
385 [ -z "$$FILE" ] && break; \
386 [ -L "$$FILE" ] || continue; \
387 echo "Removing symlink $(2)/$$FILE"; \
394 # Calculate sha256sum of any plain file within a given directory
395 # $(1) => Input directory
397 (cd $(1); find . -maxdepth 1 -type f -not -name 'sha256sums
' -printf "%P\n" | sort | \
398 xargs -r $(STAGING_DIR_HOST)/bin/mkhash -n sha256 | sed -ne 's
!^\
(.
*\
) \
(.
*\
)$$!\
1 *\
2!p
' > sha256sums)
402 ext=$(word $(words $(subst ., ,$(1))),$(subst ., ,$(1)))
412 @$(if $(filter undefined,$(origin $*)),\
413 echo "$* undefined" >&2, \
414 echo '$(subst ','"'"',$($*))' \
418 @
$(if
$(filter undefined
,$(origin $*)),\
419 echo
"$* undefined" >&2, \
420 echo
"$*='"'$(subst ','"'\"'\"'"',$($*))'"'" \