1 # SPDX-License-Identifier: GPL-2.0-only
3 # Copyright (C) 2006-2010 OpenWrt.org
4 # Copyright (C) 2016 LEDE Project
6 ifneq ($(__rules_inc
),1)
10 -include $(TOPDIR
)/.config
12 include $(TOPDIR
)/include/debug.mk
13 include $(TOPDIR
)/include/verbose.mk
15 ifneq ($(filter check,$(MAKECMDGOALS
)),)
20 export TMP_DIR
:=$(TOPDIR
)/tmp
21 export TMPDIR
:=$(TMP_DIR
)
23 qstrip
=$(strip $(subst ",,$(1)))
27 space
:= $(empty
) $(empty
)
29 merge
=$(subst $(space
),,$(1))
30 confvar
=$(shell echo
'$(foreach v,$(1),$(v)=$(subst ','\'',$($(v
))))' | $(MKHASH) md5)
31 strip_last=$(patsubst %.$(lastword $(subst .,$(space),$(1))),%,$(1))
35 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
36 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
47 __tr_list = $(join $(join $(1),$(foreach char,$(1),$(comma))),$(2))
48 __tr_head_stripped = $(subst $(space),,$(foreach cv,$(call __tr_list,$(1),$(2)),$$$(paren_left)subst$(cv)$(comma)))
49 __tr_head = $(subst $(paren_left)subst,$(paren_left)subst$(space),$(__tr_head_stripped))
50 __tr_tail = $(subst $(space),,$(foreach cv,$(1),$(paren_right)))
51 __tr_template = $(__tr_head)$$(1)$(__tr_tail)
53 $(eval toupper = $(call __tr_template,$(chars_lower),$(chars_upper)))
54 $(eval tolower = $(call __tr_template,$(chars_upper),$(chars_lower)))
56 version_abbrev = $(if $(if $(CHECK),,$(DUMP)),$(1),$(shell printf '%.8s
' $(1)))
58 _SINGLE=export MAKEFLAGS=$(space);
60 ARCH:=$(subst i486,i386,$(subst i586,i386,$(subst i686,i386,$(call qstrip,$(CONFIG_ARCH)))))
61 ARCH_PACKAGES:=$(call qstrip,$(CONFIG_TARGET_ARCH_PACKAGES))
62 BOARD:=$(call qstrip,$(CONFIG_TARGET_BOARD))
63 SUBTARGET:=$(call qstrip,$(CONFIG_TARGET_SUBTARGET))
64 TARGET_OPTIMIZATION:=$(call qstrip,$(CONFIG_TARGET_OPTIMIZATION))
65 TARGET_SUFFIX=$(call qstrip,$(CONFIG_TARGET_SUFFIX))
66 BUILD_SUFFIX:=$(call qstrip,$(CONFIG_BUILD_SUFFIX))
67 SUBDIR:=$(patsubst $(TOPDIR)/%,%,${CURDIR})
68 BUILD_SUBDIR:=$(patsubst $(TOPDIR)/%,%,${CURDIR})
69 NPROC:=$(shell sysctl -n hw.ncpu 2>/dev/null || nproc)
70 export SHELL:=/usr/bin/env bash
72 IS_PACKAGE_BUILD := $(if $(filter package/%,$(BUILD_SUBDIR)),1)
74 OPTIMIZE_FOR_CPU=$(subst i386,i486,$(ARCH))
76 ifneq (,$(findstring $(ARCH) , aarch64 aarch64_be powerpc ))
82 HOST_FPIC:=-DPIC -fPIC
84 ARCH_SUFFIX:=$(call qstrip,$(CONFIG_CPU_TYPE))
87 ifneq ($(ARCH_SUFFIX),)
88 ARCH_SUFFIX:=_$(ARCH_SUFFIX)
90 ifneq ($(filter -march=armv%,$(TARGET_OPTIMIZATION)),)
91 GCC_ARCH:=$(patsubst -march=%,%,$(filter -march=armv%,$(TARGET_OPTIMIZATION)))
93 ifdef CONFIG_HAS_SPE_FPU
94 TARGET_SUFFIX:=$(TARGET_SUFFIX)spe
96 ifdef CONFIG_MIPS64_ABI
97 ifneq ($(CONFIG_MIPS64_ABI_O32),y)
98 ARCH_SUFFIX:=$(ARCH_SUFFIX)_$(call qstrip,$(CONFIG_MIPS64_ABI))
102 DEFAULT_SUBDIR_TARGETS:=clean download prepare compile update refresh prereq dist distcheck configure check check-depends
104 define DefaultTargets
105 $(foreach t,$(DEFAULT_SUBDIR_TARGETS) $(1),
112 DL_DIR:=$(if $(call qstrip,$(CONFIG_DOWNLOAD_FOLDER)),$(call qstrip,$(CONFIG_DOWNLOAD_FOLDER)),$(TOPDIR)/dl)
113 OUTPUT_DIR:=$(if $(call qstrip,$(CONFIG_BINARY_FOLDER)),$(call qstrip,$(CONFIG_BINARY_FOLDER)),$(TOPDIR)/bin)
114 BIN_DIR:=$(OUTPUT_DIR)/targets/$(BOARD)/$(SUBTARGET)
115 INCLUDE_DIR:=$(TOPDIR)/include
116 SCRIPT_DIR:=$(TOPDIR)/scripts
117 BUILD_DIR_BASE:=$(TOPDIR)/build_dir
118 ifeq ($(CONFIG_EXTERNAL_TOOLCHAIN),)
119 GCCV:=$(call qstrip,$(CONFIG_GCC_VERSION))
120 LIBC:=$(call qstrip,$(CONFIG_LIBC))
121 REAL_GNU_TARGET_NAME=$(OPTIMIZE_FOR_CPU)-openwrt-linux$(if $(TARGET_SUFFIX),-$(TARGET_SUFFIX))
122 GNU_TARGET_NAME=$(OPTIMIZE_FOR_CPU)-openwrt-linux
123 DIR_SUFFIX:=_$(LIBC)$(if $(CONFIG_arm),_eabi)
124 BIN_DIR:=$(BIN_DIR)$(if $(CONFIG_USE_MUSL),,-$(LIBC))
125 TARGET_DIR_NAME = target-$(ARCH)$(ARCH_SUFFIX)$(DIR_SUFFIX)$(if $(BUILD_SUFFIX),_$(BUILD_SUFFIX))
126 TOOLCHAIN_DIR_NAME = toolchain-$(ARCH)$(ARCH_SUFFIX)_gcc-$(GCCV)$(DIR_SUFFIX)
128 ifeq ($(CONFIG_NATIVE_TOOLCHAIN),)
129 GNU_TARGET_NAME=$(call qstrip,$(CONFIG_TARGET_NAME))
131 GNU_TARGET_NAME=$(shell gcc -dumpmachine)
133 REAL_GNU_TARGET_NAME=$(GNU_TARGET_NAME)
134 LIBC:=$(call qstrip,$(CONFIG_LIBC))
135 TARGET_DIR_NAME:=target-$(GNU_TARGET_NAME)_$(LIBC)$(if $(BUILD_SUFFIX),_$(BUILD_SUFFIX))
136 TOOLCHAIN_DIR_NAME:=toolchain-$(GNU_TARGET_NAME)
139 ifeq ($(or $(CONFIG_EXTERNAL_TOOLCHAIN),$(CONFIG_TARGET_uml)),)
140 iremap = -f$(if $(CONFIG_REPRODUCIBLE_DEBUG_INFO),file,macro)-prefix-map=$(1)=$(2)
143 PACKAGE_DIR:=$(BIN_DIR)/packages
144 PACKAGE_DIR_ALL:=$(TOPDIR)/staging_dir/packages/$(BOARD)
145 BUILD_DIR:=$(BUILD_DIR_BASE)/$(TARGET_DIR_NAME)
146 STAGING_DIR:=$(TOPDIR)/staging_dir/$(TARGET_DIR_NAME)
147 BUILD_DIR_TOOLCHAIN:=$(BUILD_DIR_BASE)/$(TOOLCHAIN_DIR_NAME)
148 TOOLCHAIN_DIR:=$(TOPDIR)/staging_dir/$(TOOLCHAIN_DIR_NAME)
149 STAMP_DIR:=$(BUILD_DIR)/stamp
150 STAMP_DIR_HOST=$(BUILD_DIR_HOST)/stamp
151 TARGET_ROOTFS_DIR?=$(if $(call qstrip,$(CONFIG_TARGET_ROOTFS_DIR)),$(call qstrip,$(CONFIG_TARGET_ROOTFS_DIR)),$(BUILD_DIR))
152 TARGET_DIR:=$(TARGET_ROOTFS_DIR)/root-$(BOARD)
153 STAGING_DIR_ROOT:=$(STAGING_DIR)/root-$(BOARD)
154 STAGING_DIR_IMAGE:=$(STAGING_DIR)/image
155 BUILD_LOG_DIR:=$(if $(call qstrip,$(CONFIG_BUILD_LOG_DIR)),$(call qstrip,$(CONFIG_BUILD_LOG_DIR)),$(TOPDIR)/logs)
156 PKG_INFO_DIR := $(STAGING_DIR)/pkginfo
158 BUILD_DIR_HOST:=$(if $(IS_PACKAGE_BUILD),$(BUILD_DIR_BASE)/hostpkg,$(BUILD_DIR_BASE)/host)
159 STAGING_DIR_HOST:=$(TOPDIR)/staging_dir/host
160 STAGING_DIR_HOSTPKG:=$(TOPDIR)/staging_dir/hostpkg
162 TARGET_PATH:=$(subst $(space),:,$(filter-out .,$(filter-out ./,$(subst :,$(space),$(PATH)))))
163 TARGET_INIT_PATH:=$(call qstrip,$(CONFIG_TARGET_INIT_PATH))
164 TARGET_INIT_PATH:=$(if $(TARGET_INIT_PATH),$(TARGET_INIT_PATH),/usr/sbin:/sbin:/usr/bin:/bin)
165 TARGET_CFLAGS:=$(TARGET_OPTIMIZATION)$(if $(CONFIG_DEBUG), -g3) $(call qstrip,$(CONFIG_EXTRA_OPTIMIZATION))
166 TARGET_CXXFLAGS = $(TARGET_CFLAGS)
167 TARGET_ASFLAGS_DEFAULT = $(TARGET_CFLAGS)
168 TARGET_ASFLAGS = $(TARGET_ASFLAGS_DEFAULT)
169 ifneq ($(CONFIG_EXTERNAL_TOOLCHAIN),)
170 LIBGCC_S_PATH=$(realpath $(wildcard $(call qstrip,$(CONFIG_LIBGCC_ROOT_DIR))/$(call qstrip,$(CONFIG_LIBGCC_FILE_SPEC))))
171 LIBGCC_S=$(if $(LIBGCC_S_PATH),-L$(dir $(LIBGCC_S_PATH)) -lgcc_s)
172 LIBGCC_A=$(realpath $(lastword $(wildcard $(dir $(LIBGCC_S_PATH))/gcc/*/*/libgcc.a)))
174 LIBGCC_A=$(lastword $(wildcard $(TOOLCHAIN_DIR)/lib/gcc/*/*/libgcc.a))
175 LIBGCC_S=$(if $(wildcard $(TOOLCHAIN_DIR)/lib/libgcc_s.so),-L$(TOOLCHAIN_DIR)/lib -lgcc_s,$(LIBGCC_A))
178 ifeq ($(CONFIG_ARCH_64BIT),y)
183 ifeq ($(CONFIG_EXTERNAL_TOOLCHAIN),)
184 -include $(TOOLCHAIN_DIR)/info.mk
185 export GCC_HONOUR_COPTS:=0
186 TARGET_CROSS:=$(if $(TARGET_CROSS),$(TARGET_CROSS),$(OPTIMIZE_FOR_CPU)-openwrt-linux$(if $(TARGET_SUFFIX),-$(TARGET_SUFFIX))-)
187 TARGET_CFLAGS+= -fhonour-copts -Wno-error=unused-but-set-variable -Wno-error=unused-result
188 TARGET_CPPFLAGS+= -I$(TOOLCHAIN_DIR)/usr/include
189 ifeq ($(CONFIG_USE_MUSL),y)
190 TARGET_CPPFLAGS+= -I$(TOOLCHAIN_DIR)/include/fortify
192 TARGET_CPPFLAGS+= -I$(TOOLCHAIN_DIR)/include
193 TARGET_LDFLAGS+= -L$(TOOLCHAIN_DIR)/usr/lib -L$(TOOLCHAIN_DIR)/lib
194 TARGET_PATH:=$(TOOLCHAIN_DIR)/bin:$(TARGET_PATH)
196 ifeq ($(CONFIG_NATIVE_TOOLCHAIN),)
197 TARGET_CROSS:=$(call qstrip,$(CONFIG_TOOLCHAIN_PREFIX))
198 TOOLCHAIN_ROOT_DIR:=$(call qstrip,$(CONFIG_TOOLCHAIN_ROOT))
199 TOOLCHAIN_BIN_DIRS:=$(patsubst ./%,$(TOOLCHAIN_ROOT_DIR)/%,$(call qstrip,$(CONFIG_TOOLCHAIN_BIN_PATH)))
200 TOOLCHAIN_INC_DIRS:=$(patsubst ./%,$(TOOLCHAIN_ROOT_DIR)/%,$(call qstrip,$(CONFIG_TOOLCHAIN_INC_PATH)))
201 TOOLCHAIN_LIB_DIRS:=$(patsubst ./%,$(TOOLCHAIN_ROOT_DIR)/%,$(call qstrip,$(CONFIG_TOOLCHAIN_LIB_PATH)))
202 ifneq ($(TOOLCHAIN_BIN_DIRS),)
203 TARGET_PATH:=$(subst $(space),:,$(TOOLCHAIN_BIN_DIRS)):$(TARGET_PATH)
205 ifneq ($(TOOLCHAIN_INC_DIRS),)
206 TARGET_CPPFLAGS+= $(patsubst %,-I%,$(TOOLCHAIN_INC_DIRS))
208 ifneq ($(TOOLCHAIN_LIB_DIRS),)
209 TARGET_LDFLAGS+= $(patsubst %,-L%,$(TOOLCHAIN_LIB_DIRS))
214 TARGET_PATH_PKG:=$(STAGING_DIR)/host/bin:$(STAGING_DIR_HOSTPKG)/bin:$(TARGET_PATH)
216 ifeq ($(CONFIG_SOFT_FLOAT),y)
217 SOFT_FLOAT_CONFIG_OPTION:=--with-float=soft
218 ifeq ($(CONFIG_arm),y)
219 TARGET_CFLAGS+= -mfloat-abi=soft
221 TARGET_CFLAGS+= -msoft-float
224 SOFT_FLOAT_CONFIG_OPTION:=
225 ifeq ($(CONFIG_arm),y)
226 TARGET_CFLAGS+= -mfloat-abi=hard
230 export PATH:=$(TARGET_PATH)
231 export STAGING_DIR STAGING_DIR_HOST STAGING_DIR_HOSTPKG
232 export SH_FUNC:=. $(INCLUDE_DIR)/shell.sh;
234 PKG_CONFIG:=$(STAGING_DIR_HOST)/bin/pkg-config
240 HOST_CPPFLAGS:=-I$(STAGING_DIR_HOST)/include $(if $(IS_PACKAGE_BUILD),-I$(STAGING_DIR_HOSTPKG)/include -I$(STAGING_DIR)/host/include)
242 HOST_CFLAGS:=-O2 $(HOST_CPPFLAGS)
243 HOST_LDFLAGS:=-L$(STAGING_DIR_HOST)/lib $(if $(IS_PACKAGE_BUILD),-L$(STAGING_DIR_HOSTPKG)/lib -L$(STAGING_DIR)/host/lib)
245 BUILD_KEY=$(TOPDIR)/key-build
247 FAKEROOT:=$(STAGING_DIR_HOST)/bin/fakeroot
249 TARGET_AR:=$(TARGET_CROSS)gcc-ar
250 TARGET_RANLIB:=$(TARGET_CROSS)gcc-ranlib
251 TARGET_NM:=$(TARGET_CROSS)gcc-nm
252 TARGET_CC:=$(TARGET_CROSS)gcc
253 TARGET_CXX:=$(TARGET_CROSS)g++
254 KPATCH:=$(SCRIPT_DIR)/patch-kernel.sh
255 SED:=$(STAGING_DIR_HOST)/bin/sed -i -e
256 ESED:=$(STAGING_DIR_HOST)/bin/sed -E -i -e
257 MKHASH:=$(STAGING_DIR_HOST)/bin/mkhash
258 # MKHASH is used in /scripts, so we export it here.
260 # DOWNLOAD_CHECK_CERTIFICATE is used in /scripts, so we export it here.
261 DOWNLOAD_CHECK_CERTIFICATE:=$(CONFIG_DOWNLOAD_CHECK_CERTIFICATE)
262 export DOWNLOAD_CHECK_CERTIFICATE
273 INSTALL_BIN:=install -m0755
274 INSTALL_SUID:=install -m4755
275 INSTALL_DIR:=install -d -m0755
276 INSTALL_DATA:=install -m0644
277 INSTALL_CONF:=install -m0600
279 TARGET_CC_NOCACHE:=$(TARGET_CC)
280 TARGET_CXX_NOCACHE:=$(TARGET_CXX)
281 HOSTCC_NOCACHE:=$(HOSTCC)
282 HOSTCXX_NOCACHE:=$(HOSTCXX)
283 export TARGET_CC_NOCACHE
284 export TARGET_CXX_NOCACHE
285 export HOSTCC_NOCACHE
286 export HOSTCXX_NOCACHE
288 ifneq ($(CONFIG_CCACHE),)
289 TARGET_CC:= ccache_cc
290 TARGET_CXX:= ccache_cxx
291 HOSTCC:= ccache $(HOSTCC)
292 HOSTCXX:= ccache $(HOSTCXX)
293 export CCACHE_BASEDIR:=$(TOPDIR)
294 export CCACHE_DIR:=$(if $(call qstrip,$(CONFIG_CCACHE_DIR)),$(call qstrip,$(CONFIG_CCACHE_DIR)),$(TOPDIR)/.ccache)
295 export CCACHE_COMPILERCHECK:=%compiler% -dumpmachine; %compiler% -dumpversion
298 TARGET_CONFIGURE_OPTS = \
300 AS="$(TARGET_CC) -c $(TARGET_ASFLAGS)" \
301 LD=$(TARGET_CROSS)ld \
305 CXX="$(TARGET_CXX)" \
306 RANLIB="$(TARGET_RANLIB)" \
307 STRIP=$(TARGET_CROSS)strip \
308 OBJCOPY=$(TARGET_CROSS)objcopy \
309 OBJDUMP=$(TARGET_CROSS)objdump \
310 SIZE=$(TARGET_CROSS)size
312 # strip an entire directory
313 ifneq ($(CONFIG_NO_STRIP),)
317 ifneq ($(CONFIG_USE_STRIP),)
318 STRIP:=$(TARGET_CROSS)strip $(call qstrip,$(CONFIG_STRIP_ARGS))
320 ifneq ($(CONFIG_USE_SSTRIP),)
321 STRIP:=$(STAGING_DIR_HOST)/bin/sstrip $(call qstrip,$(CONFIG_SSTRIP_ARGS))
325 export CROSS="$(TARGET_CROSS)" \
326 $(if $(PKG_BUILD_ID),KEEP_BUILD_ID=1) \
327 $(if $(CONFIG_KERNEL_KALLSYMS),NO_RENAME=1) \
328 $(if $(CONFIG_KERNEL_PROFILING),KEEP_SYMBOLS=1); \
329 NM="$(TARGET_CROSS)nm" \
331 STRIP_KMOD="$(SCRIPT_DIR)/strip-kmod.sh" \
332 PATCHELF="$(STAGING_DIR_HOST)/bin/patchelf" \
333 $(SCRIPT_DIR)/rstrip.sh
337 MAKEFLAGS="$(MAKE_JOBSERVER)" \
338 $(STAGING_DIR_HOST)/bin/ninja \
339 $(if $(findstring c,$(OPENWRT_VERBOSE)),-v) \
340 $(if $(MAKE_JOBSERVER),,-j1)
342 ifeq ($(CONFIG_IPV6),y)
345 DISABLE_IPV6:=--disable-ipv6
350 ifeq ($(CONFIG_BUILD_LOG),y)
354 export BISON_PKGDATADIR:=$(STAGING_DIR_HOST)/share/bison
355 export M4:=$(STAGING_DIR_HOST)/bin/m4
358 V_$(subst .,_,$(subst -,_,$(subst /,_,$(1))))
362 export $(call shvar,$(1))=$$(call $(1))
365 # Execute commands under flock
366 # $(1) => The shell expression.
367 # $(2) => The lock name. If not given, the global lock will be used.
368 ifneq ($(wildcard $(STAGING_DIR_HOST)/bin/flock),)
372 $(TMP_DIR)/.$(if $(2),$(strip $(2)),global).flock \
373 -c '$(subst ','\'',$(1))'
379 # Recursively copy paths into another directory, purge dangling
381 # $(1) => File glob expression
382 # $(2) => Destination directory
384 for src_dir in
$(sort $(foreach d
,$(wildcard $(1)),$(dir $(d
)))); do \
385 ( cd
$$src_dir; find
-type f
-or
-type d
) | \
386 ( cd
$(2); while
:; do \
388 [ -z
"$$FILE" ] && break
; \
389 [ -L
"$$FILE" ] || continue
; \
390 echo
"Removing symlink $(2)/$$FILE"; \
397 # Calculate sha256sum of any plain file within a given directory
398 # $(1) => Input directory
399 # $(2) => If set, recurse into subdirectories
401 (cd
$(1); find .
$(if
$(2),,-maxdepth
1) -type f
-not
-name
'sha256sums' -printf
"%P\n" |
sort | \
402 xargs
-r
$(MKHASH
) -n sha256 | sed
-ne
's!^\(.*\) \(.*\)$$!\1 *\2!p' > sha256sums
)
406 ext
=$(word $(words $(subst .
, ,$(1))),$(subst .
, ,$(1)))
408 # Count Git commits of a package
409 # $(1) => if non-empty: count commits since last ": [uU]pdate to " or ": [bB]ump to " in commit message
412 if git log
-1 >/dev
/null
2>/dev
/null
; then \
413 if
[ -n
"$(1)" ]; then \
414 last_bump
="$$(git log --pretty=format:'%h %s' . | \
415 grep --max-count=1 -e ': [uU]pdate to ' -e ': [bB]ump to ' | \
418 if
[ -n
"$$last_bump" ]; then \
419 echo
-n
$$(($$(git rev-list
--count
"$$last_bump..HEAD" .
) + 1)); \
421 git rev-list
--count HEAD .
; \
424 secs
="$$(($(SOURCE_DATE_EPOCH) % 86400))"; \
425 date
="$$(date --utc --date="@
$(SOURCE_DATE_EPOCH
)" "+%y
%m
%d
")"; \
426 printf
'%s.%05d' "$$date" "$$secs"; \
431 abi_version_str
= $(subst -,,$(subst _
,,$(subst .
,,$(1))))
433 COMMITCOUNT
= $(if
$(DUMP
),0,$(call commitcount
))
434 AUTORELEASE
= $(if
$(DUMP
),0,$(call commitcount
,1))
444 @
$(if
$(filter undefined
,$(origin $*)),\
445 echo
"$* undefined" >&2, \
446 echo
'$(subst ','"'"',$($*))' \
450 @$(if $(filter undefined,$(origin $*)),\
451 echo "$* undefined
" >&2, \
452 echo "$*='"'$(subst ','"'\"'\"'"',$($*))'"'" \