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 DL_DIR
:=$(if
$(call qstrip
,$(CONFIG_DOWNLOAD_FOLDER
)),$(call qstrip
,$(CONFIG_DOWNLOAD_FOLDER
)),$(TOPDIR
)/dl
)
105 OUTPUT_DIR
:=$(if
$(call qstrip
,$(CONFIG_BINARY_FOLDER
)),$(call qstrip
,$(CONFIG_BINARY_FOLDER
)),$(TOPDIR
)/bin
)
106 BIN_DIR
:=$(OUTPUT_DIR
)/targets
/$(BOARD
)/$(SUBTARGET
)
107 INCLUDE_DIR
:=$(TOPDIR
)/include
108 SCRIPT_DIR
:=$(TOPDIR
)/scripts
109 BUILD_DIR_BASE
:=$(TOPDIR
)/build_dir
110 ifeq ($(CONFIG_EXTERNAL_TOOLCHAIN
),)
111 GCCV
:=$(call qstrip
,$(CONFIG_GCC_VERSION
))
112 LIBC
:=$(call qstrip
,$(CONFIG_LIBC
))
113 LIBCV
:=$(call qstrip
,$(CONFIG_LIBC_VERSION
))
114 REAL_GNU_TARGET_NAME
=$(OPTIMIZE_FOR_CPU
)-openwrt-linux
$(if
$(TARGET_SUFFIX
),-$(TARGET_SUFFIX
))
115 GNU_TARGET_NAME
=$(OPTIMIZE_FOR_CPU
)-openwrt-linux
116 DIR_SUFFIX
:=_
$(LIBC
)-$(LIBCV
)$(if
$(CONFIG_arm
),_eabi
)
117 BIN_DIR
:=$(BIN_DIR
)$(if
$(CONFIG_USE_MUSL
),,-$(LIBC
))
118 TARGET_DIR_NAME
= target-
$(ARCH
)$(ARCH_SUFFIX
)$(DIR_SUFFIX
)$(if
$(BUILD_SUFFIX
),_
$(BUILD_SUFFIX
))
119 TOOLCHAIN_DIR_NAME
= toolchain-
$(ARCH
)$(ARCH_SUFFIX
)_gcc-
$(GCCV
)$(DIR_SUFFIX
)
121 ifeq ($(CONFIG_NATIVE_TOOLCHAIN
),)
122 GNU_TARGET_NAME
=$(call qstrip
,$(CONFIG_TARGET_NAME
))
124 GNU_TARGET_NAME
=$(shell gcc
-dumpmachine
)
126 REAL_GNU_TARGET_NAME
=$(GNU_TARGET_NAME
)
127 TARGET_DIR_NAME
:=target-
$(GNU_TARGET_NAME
)$(if
$(BUILD_SUFFIX
),_
$(BUILD_SUFFIX
))
128 TOOLCHAIN_DIR_NAME
:=toolchain-
$(GNU_TARGET_NAME
)
131 ifeq ($(or
$(CONFIG_EXTERNAL_TOOLCHAIN
),$(CONFIG_GCC_VERSION_4_8
),$(CONFIG_TARGET_uml
)),)
132 iremap
= -iremap
$(1):$(2)
135 PACKAGE_DIR
:=$(BIN_DIR
)/packages
136 BUILD_DIR
:=$(BUILD_DIR_BASE
)/$(TARGET_DIR_NAME
)
137 STAGING_DIR
:=$(TOPDIR
)/staging_dir
/$(TARGET_DIR_NAME
)
138 BUILD_DIR_TOOLCHAIN
:=$(BUILD_DIR_BASE
)/$(TOOLCHAIN_DIR_NAME
)
139 TOOLCHAIN_DIR
:=$(TOPDIR
)/staging_dir
/$(TOOLCHAIN_DIR_NAME
)
140 STAMP_DIR
:=$(BUILD_DIR
)/stamp
141 STAMP_DIR_HOST
=$(BUILD_DIR_HOST
)/stamp
142 TARGET_ROOTFS_DIR?
=$(if
$(call qstrip
,$(CONFIG_TARGET_ROOTFS_DIR
)),$(call qstrip
,$(CONFIG_TARGET_ROOTFS_DIR
)),$(BUILD_DIR
))
143 TARGET_DIR
:=$(TARGET_ROOTFS_DIR
)/root-
$(BOARD
)
144 STAGING_DIR_ROOT
:=$(STAGING_DIR
)/root-
$(BOARD
)
145 BUILD_LOG_DIR
:=$(TOPDIR
)/logs
146 PKG_INFO_DIR
:= $(STAGING_DIR
)/pkginfo
148 BUILD_DIR_HOST
:=$(if
$(IS_PACKAGE_BUILD
),$(BUILD_DIR
)/host
,$(BUILD_DIR_BASE
)/host
)
149 STAGING_DIR_HOST
:=$(TOPDIR
)/staging_dir
/host
150 STAGING_DIR_HOSTPKG
:=$(STAGING_DIR
)/host
152 TARGET_PATH
:=$(subst $(space
),:,$(filter-out .
,$(filter-out .
/,$(subst :,$(space
),$(PATH
)))))
153 TARGET_INIT_PATH
:=$(call qstrip
,$(CONFIG_TARGET_INIT_PATH
))
154 TARGET_INIT_PATH
:=$(if
$(TARGET_INIT_PATH
),$(TARGET_INIT_PATH
),/usr
/sbin
:/sbin
:/usr
/bin
:/bin
)
155 TARGET_CFLAGS
:=$(TARGET_OPTIMIZATION
)$(if
$(CONFIG_DEBUG
), -g3
) $(call qstrip
,$(CONFIG_EXTRA_OPTIMIZATION
))
156 TARGET_CXXFLAGS
= $(TARGET_CFLAGS
)
157 TARGET_ASFLAGS_DEFAULT
= $(TARGET_CFLAGS
)
158 TARGET_ASFLAGS
= $(TARGET_ASFLAGS_DEFAULT
)
159 TARGET_CPPFLAGS
:=-I
$(STAGING_DIR
)/usr
/include -I
$(STAGING_DIR
)/include
160 TARGET_LDFLAGS
:=-L
$(STAGING_DIR
)/usr
/lib
-L
$(STAGING_DIR
)/lib
161 ifneq ($(CONFIG_EXTERNAL_TOOLCHAIN
),)
162 LIBGCC_S_PATH
=$(realpath
$(wildcard $(call qstrip
,$(CONFIG_LIBGCC_ROOT_DIR
))/$(call qstrip
,$(CONFIG_LIBGCC_FILE_SPEC
))))
163 LIBGCC_S
=$(if
$(LIBGCC_S_PATH
),-L
$(dir $(LIBGCC_S_PATH
)) -lgcc_s
)
164 LIBGCC_A
=$(realpath
$(lastword
$(wildcard $(dir $(LIBGCC_S_PATH
))/gcc
/*/*/libgcc.a
)))
166 LIBGCC_A
=$(lastword
$(wildcard $(TOOLCHAIN_DIR
)/lib
/gcc
/*/*/libgcc.a
))
167 LIBGCC_S
=$(if
$(wildcard $(TOOLCHAIN_DIR
)/lib
/libgcc_s.so
),-L
$(TOOLCHAIN_DIR
)/lib
-lgcc_s
,$(LIBGCC_A
))
170 LIBRPC_DEPENDS
=+librpc
172 ifeq ($(CONFIG_ARCH_64BIT
),y
)
177 ifeq ($(CONFIG_EXTERNAL_TOOLCHAIN
),)
178 -include $(TOOLCHAIN_DIR
)/info.mk
179 export GCC_HONOUR_COPTS
:=0
180 TARGET_CROSS
:=$(if
$(TARGET_CROSS
),$(TARGET_CROSS
),$(OPTIMIZE_FOR_CPU
)-openwrt-linux
$(if
$(TARGET_SUFFIX
),-$(TARGET_SUFFIX
))-)
181 TARGET_CFLAGS
+= -fhonour-copts
-Wno-error
=unused-but-set-variable
-Wno-error
=unused-result
182 TARGET_CPPFLAGS
+= -I
$(TOOLCHAIN_DIR
)/usr
/include
183 ifeq ($(CONFIG_USE_MUSL
),y
)
184 TARGET_CPPFLAGS
+= -I
$(TOOLCHAIN_DIR
)/include/fortify
186 TARGET_CPPFLAGS
+= -I
$(TOOLCHAIN_DIR
)/include
187 TARGET_LDFLAGS
+= -L
$(TOOLCHAIN_DIR
)/usr
/lib
-L
$(TOOLCHAIN_DIR
)/lib
188 TARGET_PATH
:=$(TOOLCHAIN_DIR
)/bin
:$(TARGET_PATH
)
190 ifeq ($(CONFIG_NATIVE_TOOLCHAIN
),)
191 TARGET_CROSS
:=$(call qstrip
,$(CONFIG_TOOLCHAIN_PREFIX
))
192 TOOLCHAIN_ROOT_DIR
:=$(call qstrip
,$(CONFIG_TOOLCHAIN_ROOT
))
193 TOOLCHAIN_BIN_DIRS
:=$(patsubst .
/%,$(TOOLCHAIN_ROOT_DIR
)/%,$(call qstrip
,$(CONFIG_TOOLCHAIN_BIN_PATH
)))
194 TOOLCHAIN_INC_DIRS
:=$(patsubst .
/%,$(TOOLCHAIN_ROOT_DIR
)/%,$(call qstrip
,$(CONFIG_TOOLCHAIN_INC_PATH
)))
195 TOOLCHAIN_LIB_DIRS
:=$(patsubst .
/%,$(TOOLCHAIN_ROOT_DIR
)/%,$(call qstrip
,$(CONFIG_TOOLCHAIN_LIB_PATH
)))
196 ifneq ($(TOOLCHAIN_BIN_DIRS
),)
197 TARGET_PATH
:=$(subst $(space
),:,$(TOOLCHAIN_BIN_DIRS
)):$(TARGET_PATH
)
199 ifneq ($(TOOLCHAIN_INC_DIRS
),)
200 TARGET_CPPFLAGS
+= $(patsubst %,-I
%,$(TOOLCHAIN_INC_DIRS
))
202 ifneq ($(TOOLCHAIN_LIB_DIRS
),)
203 TARGET_LDFLAGS
+= $(patsubst %,-L
%,$(TOOLCHAIN_LIB_DIRS
))
205 TARGET_PATH
:=$(TOOLCHAIN_DIR
)/bin
:$(TARGET_PATH
)
209 TARGET_PATH_PKG
:=$(STAGING_DIR
)/host
/bin
:$(TARGET_PATH
)
211 ifeq ($(CONFIG_SOFT_FLOAT
),y
)
212 SOFT_FLOAT_CONFIG_OPTION
:=--with-float
=soft
213 ifeq ($(CONFIG_arm
),y
)
214 TARGET_CFLAGS
+= -mfloat-abi
=soft
216 TARGET_CFLAGS
+= -msoft-float
219 SOFT_FLOAT_CONFIG_OPTION
:=
220 ifeq ($(CONFIG_arm
),y
)
221 TARGET_CFLAGS
+= -mfloat-abi
=hard
225 export PATH
:=$(TARGET_PATH
)
226 export STAGING_DIR STAGING_DIR_HOST
227 export SH_FUNC
:=.
$(INCLUDE_DIR
)/shell.sh
;
229 PKG_CONFIG
:=$(STAGING_DIR_HOST
)/bin
/pkg-config
235 HOST_CPPFLAGS
:=-I
$(STAGING_DIR_HOST
)/include -I
$(STAGING_DIR_HOST
)/usr
/include $(if
$(IS_PACKAGE_BUILD
),-I
$(STAGING_DIR
)/host
/include)
236 HOST_CFLAGS
:=-O2
$(HOST_CPPFLAGS
)
237 HOST_LDFLAGS
:=-L
$(STAGING_DIR_HOST
)/lib
-L
$(STAGING_DIR_HOST
)/usr
/lib
$(if
$(IS_PACKAGE_BUILD
),-L
$(STAGING_DIR
)/host
/lib
)
239 ifeq ($(CONFIG_EXTERNAL_TOOLCHAIN
),)
240 TARGET_AR
:=$(TARGET_CROSS
)gcc-ar
241 TARGET_RANLIB
:=$(TARGET_CROSS
)gcc-ranlib
242 TARGET_NM
:=$(TARGET_CROSS
)gcc-nm
244 TARGET_AR
:=$(TARGET_CROSS
)ar
245 TARGET_RANLIB
:=$(TARGET_CROSS
)ranlib
246 TARGET_NM
:=$(TARGET_CROSS
)nm
249 BUILD_KEY
=$(TOPDIR
)/key-build
251 TARGET_CC
:=$(TARGET_CROSS
)gcc
252 TARGET_CXX
:=$(TARGET_CROSS
)g
++
253 KPATCH
:=$(SCRIPT_DIR
)/patch-kernel.sh
254 SED
:=$(STAGING_DIR_HOST
)/bin
/sed
-i
-e
265 INSTALL_BIN
:=install -m0755
266 INSTALL_DIR
:=install -d
-m0755
267 INSTALL_DATA
:=install -m0644
268 INSTALL_CONF
:=install -m0600
270 TARGET_CC_NOCACHE
:=$(TARGET_CC
)
271 TARGET_CXX_NOCACHE
:=$(TARGET_CXX
)
272 HOSTCC_NOCACHE
:=$(HOSTCC
)
273 HOSTCXX_NOCACHE
:=$(HOSTCXX
)
274 export TARGET_CC_NOCACHE
275 export TARGET_CXX_NOCACHE
276 export HOSTCC_NOCACHE
278 ifneq ($(CONFIG_CCACHE
),)
279 TARGET_CC
:= ccache_cc
280 TARGET_CXX
:= ccache_cxx
281 HOSTCC
:= ccache
$(HOSTCC
)
282 HOSTCXX
:= ccache
$(HOSTCXX
)
285 TARGET_CONFIGURE_OPTS
= \
287 AS
="$(TARGET_CC) -c $(TARGET_ASFLAGS)" \
288 LD
=$(TARGET_CROSS
)ld \
292 CXX
="$(TARGET_CXX)" \
293 RANLIB
="$(TARGET_RANLIB)" \
294 STRIP
=$(TARGET_CROSS
)strip \
295 OBJCOPY
=$(TARGET_CROSS
)objcopy \
296 OBJDUMP
=$(TARGET_CROSS
)objdump \
297 SIZE
=$(TARGET_CROSS
)size
299 # strip an entire directory
300 ifneq ($(CONFIG_NO_STRIP
),)
304 ifneq ($(CONFIG_USE_STRIP
),)
305 STRIP
:=$(TARGET_CROSS
)strip $(call qstrip
,$(CONFIG_STRIP_ARGS
))
307 ifneq ($(CONFIG_USE_SSTRIP
),)
308 STRIP
:=$(STAGING_DIR_HOST
)/bin
/sstrip
312 export CROSS
="$(TARGET_CROSS)" \
313 $(if
$(PKG_BUILD_ID
),KEEP_BUILD_ID
=1) \
314 $(if
$(CONFIG_KERNEL_KALLSYMS
),NO_RENAME
=1) \
315 $(if
$(CONFIG_KERNEL_PROFILING
),KEEP_SYMBOLS
=1); \
316 NM
="$(TARGET_CROSS)nm" \
318 STRIP_KMOD
="$(SCRIPT_DIR)/strip-kmod.sh" \
319 PATCHELF
="$(STAGING_DIR_HOST)/bin/patchelf" \
320 $(SCRIPT_DIR
)/rstrip.sh
323 ifeq ($(CONFIG_IPV6
),y
)
326 DISABLE_IPV6
:=--disable-ipv6
331 ifeq ($(CONFIG_BUILD_LOG
),y
)
335 export BISON_PKGDATADIR
:=$(STAGING_DIR_HOST
)/share
/bison
336 export M4
:=$(STAGING_DIR_HOST
)/bin
/m4
339 V_
$(subst .
,_
,$(subst -,_
,$(subst /,_
,$(1))))
343 export $(call shvar
,$(1))=$$(call
$(1))
347 $(eval
-include $(if
$(DUMP
),,$(STAGING_DIR
)/mk
/$(strip $(1))))
350 # Execute commands under flock
351 # $(1) => The shell expression.
352 # $(2) => The lock name. If not given, the global lock will be used.
353 ifneq ($(wildcard $(STAGING_DIR_HOST
)/bin
/flock
),)
357 $(TMP_DIR
)/.
$(if
$(2),$(strip $(2)),global
).flock \
358 -c
'$(subst ','\'',$(1))'
364 # Recursively copy paths into another directory, purge dangling
366 # $(1) => File glob expression
367 # $(2) => Destination directory
369 for src_dir in $(sort $(foreach d,$(wildcard $(1)),$(dir $(d)))); do \
370 ( cd $$src_dir; find -type f -or -type d ) | \
371 ( cd $(2); while :; do \
373 [ -z "$$FILE" ] && break; \
374 [ -L "$$FILE" ] || continue; \
375 echo "Removing symlink $(2)/$$FILE"; \
382 # Calculate sha256sum of any plain file within a given directory
383 # $(1) => Input directory
385 (cd $(1); find . -maxdepth 1 -type f -not -name 'sha256sums
' -printf "%P\n" | sort | \
386 xargs -r $(STAGING_DIR_HOST)/bin/mkhash -n sha256 | sed -ne 's
!^\
(.
*\
) \
(.
*\
)$$!\
1 *\
2!p
' > sha256sums)
390 ext=$(word $(words $(subst ., ,$(1))),$(subst ., ,$(1)))
400 @$(if $(filter undefined,$(origin $*)),\
401 echo "$* undefined" >&2, \
402 echo '$(subst ','"'"',$($*))' \
406 @
$(if
$(filter undefined
,$(origin $*)),\
407 echo
"$* undefined" >&2, \
408 echo
"$*='"'$(subst ','"'\"'\"'"',$($*))'"'" \