rules.mk

   1 #
   2 # Copyright (C) 2006-2010 OpenWrt.org
   3 # Copyright (C) 2016 LEDE Project
   4 #
   5 # This is free software, licensed under the GNU General Public License v2.
   6 # See /LICENSE for more information.
   7 #
   8
   9 ifneq ($(__rules_inc),1)
  10 __rules_inc=1
  11
  12 ifeq ($(DUMP),)
  13   -include $(TOPDIR)/.config
  14 endif
  15 include $(TOPDIR)/include/debug.mk
  16 include $(TOPDIR)/include/verbose.mk
  17
  18 ifneq ($(filter check,$(MAKECMDGOALS)),)
  19 CHECK:=1
  20 DUMP:=1
  21 endif
  22
  23 export TMP_DIR:=$(TOPDIR)/tmp
  24 export TMPDIR:=$(TMP_DIR)
  25
  26 qstrip=$(strip $(subst ",,$(1)))
  27 #"))
  28
  29 empty:=
  30 space:= $(empty) $(empty)
  31 comma:=,
  32 merge=$(subst $(space),,$(1))
  33 confvar=$(shell echo '$(foreach v,$(1),$(v)=$(subst ','\'',$($(v))))' | $(STAGING_DIR_HOST)/bin/mkhash md5)
  34 strip_last=$(patsubst %.$(lastword $(subst .,$(space),$(1))),%,$(1))
  35
  36 paren_left = (
  37 paren_right = )
  38 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
  39 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
  40
  41 define sep
  42
  43 endef
  44
  45 define newline
  46
  47
  48 endef
  49
  50 __tr_list = $(join $(join $(1),$(foreach char,$(1),$(comma))),$(2))
  51 __tr_head_stripped = $(subst $(space),,$(foreach cv,$(call __tr_list,$(1),$(2)),$$$(paren_left)subst$(cv)$(comma)))
  52 __tr_head = $(subst $(paren_left)subst,$(paren_left)subst$(space),$(__tr_head_stripped))
  53 __tr_tail = $(subst $(space),,$(foreach cv,$(1),$(paren_right)))
  54 __tr_template = $(__tr_head)$$(1)$(__tr_tail)
  55
  56 $(eval toupper = $(call __tr_template,$(chars_lower),$(chars_upper)))
  57 $(eval tolower = $(call __tr_template,$(chars_upper),$(chars_lower)))
  58
  59 version_abbrev = $(if $(if $(CHECK),,$(DUMP)),$(1),$(shell printf '%.8s' $(1)))
  60
  61 _SINGLE=export MAKEFLAGS=$(space);
  62 CFLAGS:=
  63 ARCH:=$(subst i486,i386,$(subst i586,i386,$(subst i686,i386,$(call qstrip,$(CONFIG_ARCH)))))
  64 ARCH_PACKAGES:=$(call qstrip,$(CONFIG_TARGET_ARCH_PACKAGES))
  65 BOARD:=$(call qstrip,$(CONFIG_TARGET_BOARD))
  66 SUBTARGET:=$(call qstrip,$(CONFIG_TARGET_SUBTARGET))
  67 TARGET_OPTIMIZATION:=$(call qstrip,$(CONFIG_TARGET_OPTIMIZATION))
  68 export EXTRA_OPTIMIZATION:=$(filter-out -fno-plt,$(call qstrip,$(CONFIG_EXTRA_OPTIMIZATION)))
  69 TARGET_SUFFIX=$(call qstrip,$(CONFIG_TARGET_SUFFIX))
  70 BUILD_SUFFIX:=$(call qstrip,$(CONFIG_BUILD_SUFFIX))
  71 SUBDIR:=$(patsubst $(TOPDIR)/%,%,${CURDIR})
  72 BUILD_SUBDIR:=$(patsubst $(TOPDIR)/%,%,${CURDIR})
  73 export SHELL:=/usr/bin/env bash
  74
  75 IS_PACKAGE_BUILD := $(if $(filter package/%,$(BUILD_SUBDIR)),1)
  76
  77 OPTIMIZE_FOR_CPU=$(subst i386,i486,$(ARCH))
  78
  79 ifeq ($(ARCH),powerpc)
  80   FPIC:=-fPIC
  81 else
  82   FPIC:=-fpic
  83 endif
  84
  85 HOST_FPIC:=-fPIC
  86
  87 ARCH_SUFFIX:=$(call qstrip,$(CONFIG_CPU_TYPE))
  88 GCC_ARCH:=
  89
  90 ifneq ($(ARCH_SUFFIX),)
  91   ARCH_SUFFIX:=_$(ARCH_SUFFIX)
  92 endif
  93 ifneq ($(filter -march=armv%,$(TARGET_OPTIMIZATION)),)
  94   GCC_ARCH:=$(patsubst -march=%,%,$(filter -march=armv%,$(TARGET_OPTIMIZATION)))
  95 endif
  96 ifdef CONFIG_HAS_SPE_FPU
  97   TARGET_SUFFIX:=$(TARGET_SUFFIX)spe
  98 endif
  99 ifdef CONFIG_MIPS64_ABI
 100   ifneq ($(CONFIG_MIPS64_ABI_O32),y)
 101      ARCH_SUFFIX:=$(ARCH_SUFFIX)_$(call qstrip,$(CONFIG_MIPS64_ABI))
 102   endif
 103 endif
 104
 105 DL_DIR:=$(if $(call qstrip,$(CONFIG_DOWNLOAD_FOLDER)),$(call qstrip,$(CONFIG_DOWNLOAD_FOLDER)),$(TOPDIR)/dl)
 106 OUTPUT_DIR:=$(if $(call qstrip,$(CONFIG_BINARY_FOLDER)),$(call qstrip,$(CONFIG_BINARY_FOLDER)),$(TOPDIR)/bin)
 107 BIN_DIR:=$(OUTPUT_DIR)/targets/$(BOARD)/$(SUBTARGET)
 108 INCLUDE_DIR:=$(TOPDIR)/include
 109 SCRIPT_DIR:=$(TOPDIR)/scripts
 110 BUILD_DIR_BASE:=$(TOPDIR)/build_dir
 111 ifeq ($(CONFIG_EXTERNAL_TOOLCHAIN),)
 112   GCCV:=$(call qstrip,$(CONFIG_GCC_VERSION))
 113   LIBC:=$(call qstrip,$(CONFIG_LIBC))
 114   LIBCV:=$(call qstrip,$(CONFIG_LIBC_VERSION))
 115   REAL_GNU_TARGET_NAME=$(OPTIMIZE_FOR_CPU)-openwrt-linux$(if $(TARGET_SUFFIX),-$(TARGET_SUFFIX))
 116   GNU_TARGET_NAME=$(OPTIMIZE_FOR_CPU)-openwrt-linux
 117   DIR_SUFFIX:=_$(LIBC)-$(LIBCV)$(if $(CONFIG_arm),_eabi)
 118   BIN_DIR:=$(BIN_DIR)$(if $(CONFIG_USE_MUSL),,-$(LIBC))
 119   TARGET_DIR_NAME = target-$(ARCH)$(ARCH_SUFFIX)$(DIR_SUFFIX)$(if $(BUILD_SUFFIX),_$(BUILD_SUFFIX))
 120   TOOLCHAIN_DIR_NAME = toolchain-$(ARCH)$(ARCH_SUFFIX)_gcc-$(GCCV)$(DIR_SUFFIX)
 121 else
 122   ifeq ($(CONFIG_NATIVE_TOOLCHAIN),)
 123     GNU_TARGET_NAME=$(call qstrip,$(CONFIG_TARGET_NAME))
 124   else
 125     GNU_TARGET_NAME=$(shell gcc -dumpmachine)
 126   endif
 127   REAL_GNU_TARGET_NAME=$(GNU_TARGET_NAME)
 128   LIBC:=$(call qstrip,$(CONFIG_LIBC))
 129   TARGET_DIR_NAME:=target-$(GNU_TARGET_NAME)_$(LIBC)$(if $(BUILD_SUFFIX),_$(BUILD_SUFFIX))
 130   TOOLCHAIN_DIR_NAME:=toolchain-$(GNU_TARGET_NAME)
 131 endif
 132
 133 ifeq ($(or $(CONFIG_EXTERNAL_TOOLCHAIN),$(CONFIG_GCC_VERSION_4_8),$(CONFIG_TARGET_uml)),)
 134   iremap = -iremap$(1):$(2)
 135 endif
 136
 137 PACKAGE_DIR:=$(BIN_DIR)/packages
 138 BUILD_DIR:=$(BUILD_DIR_BASE)/$(TARGET_DIR_NAME)
 139 STAGING_DIR:=$(TOPDIR)/staging_dir/$(TARGET_DIR_NAME)
 140 BUILD_DIR_TOOLCHAIN:=$(BUILD_DIR_BASE)/$(TOOLCHAIN_DIR_NAME)
 141 TOOLCHAIN_DIR:=$(TOPDIR)/staging_dir/$(TOOLCHAIN_DIR_NAME)
 142 STAMP_DIR:=$(BUILD_DIR)/stamp
 143 STAMP_DIR_HOST=$(BUILD_DIR_HOST)/stamp
 144 TARGET_ROOTFS_DIR?=$(if $(call qstrip,$(CONFIG_TARGET_ROOTFS_DIR)),$(call qstrip,$(CONFIG_TARGET_ROOTFS_DIR)),$(BUILD_DIR))
 145 TARGET_DIR:=$(TARGET_ROOTFS_DIR)/root-$(BOARD)
 146 STAGING_DIR_ROOT:=$(STAGING_DIR)/root-$(BOARD)
 147 BUILD_LOG_DIR:=$(TOPDIR)/logs
 148 PKG_INFO_DIR := $(STAGING_DIR)/pkginfo
 149
 150 BUILD_DIR_HOST:=$(if $(IS_PACKAGE_BUILD),$(BUILD_DIR)/host,$(BUILD_DIR_BASE)/host)
 151 STAGING_DIR_HOST:=$(TOPDIR)/staging_dir/host
 152 STAGING_DIR_HOSTPKG:=$(STAGING_DIR)/host
 153
 154 TARGET_PATH:=$(subst $(space),:,$(filter-out .,$(filter-out ./,$(subst :,$(space),$(PATH)))))
 155 TARGET_INIT_PATH:=$(call qstrip,$(CONFIG_TARGET_INIT_PATH))
 156 TARGET_INIT_PATH:=$(if $(TARGET_INIT_PATH),$(TARGET_INIT_PATH),/usr/sbin:/sbin:/usr/bin:/bin)
 157 TARGET_CFLAGS:=$(TARGET_OPTIMIZATION)$(if $(CONFIG_DEBUG), -g3) $(call qstrip,$(CONFIG_EXTRA_OPTIMIZATION))
 158 TARGET_CXXFLAGS = $(TARGET_CFLAGS)
 159 TARGET_ASFLAGS_DEFAULT = $(TARGET_CFLAGS)
 160 TARGET_ASFLAGS = $(TARGET_ASFLAGS_DEFAULT)
 161 TARGET_CPPFLAGS:=-I$(STAGING_DIR)/usr/include -I$(STAGING_DIR)/include
 162 TARGET_LDFLAGS:=-L$(STAGING_DIR)/usr/lib -L$(STAGING_DIR)/lib
 163 ifneq ($(CONFIG_EXTERNAL_TOOLCHAIN),)
 164 LIBGCC_S_PATH=$(realpath $(wildcard $(call qstrip,$(CONFIG_LIBGCC_ROOT_DIR))/$(call qstrip,$(CONFIG_LIBGCC_FILE_SPEC))))
 165 LIBGCC_S=$(if $(LIBGCC_S_PATH),-L$(dir $(LIBGCC_S_PATH)) -lgcc_s)
 166 LIBGCC_A=$(realpath $(lastword $(wildcard $(dir $(LIBGCC_S_PATH))/gcc/*/*/libgcc.a)))
 167 else
 168 LIBGCC_A=$(lastword $(wildcard $(TOOLCHAIN_DIR)/lib/gcc/*/*/libgcc.a))
 169 LIBGCC_S=$(if $(wildcard $(TOOLCHAIN_DIR)/lib/libgcc_s.so),-L$(TOOLCHAIN_DIR)/lib -lgcc_s,$(LIBGCC_A))
 170 endif
 171 LIBRPC=-lrpc
 172 LIBRPC_DEPENDS=+librpc
 173
 174 ifeq ($(CONFIG_ARCH_64BIT),y)
 175   LIB_SUFFIX:=64
 176 endif
 177
 178 ifndef DUMP
 179   ifeq ($(CONFIG_EXTERNAL_TOOLCHAIN),)
 180     -include $(TOOLCHAIN_DIR)/info.mk
 181     export GCC_HONOUR_COPTS:=0
 182     TARGET_CROSS:=$(if $(TARGET_CROSS),$(TARGET_CROSS),$(OPTIMIZE_FOR_CPU)-openwrt-linux$(if $(TARGET_SUFFIX),-$(TARGET_SUFFIX))-)
 183     TARGET_CFLAGS+= -fhonour-copts -Wno-error=unused-but-set-variable -Wno-error=unused-result
 184     TARGET_CPPFLAGS+= -I$(TOOLCHAIN_DIR)/usr/include
 185     ifeq ($(CONFIG_USE_MUSL),y)
 186       TARGET_CPPFLAGS+= -I$(TOOLCHAIN_DIR)/include/fortify
 187     endif
 188     TARGET_CPPFLAGS+= -I$(TOOLCHAIN_DIR)/include
 189     TARGET_LDFLAGS+= -L$(TOOLCHAIN_DIR)/usr/lib -L$(TOOLCHAIN_DIR)/lib
 190     TARGET_PATH:=$(TOOLCHAIN_DIR)/bin:$(TARGET_PATH)
 191   else
 192     ifeq ($(CONFIG_NATIVE_TOOLCHAIN),)
 193       TARGET_CROSS:=$(call qstrip,$(CONFIG_TOOLCHAIN_PREFIX))
 194       TOOLCHAIN_ROOT_DIR:=$(call qstrip,$(CONFIG_TOOLCHAIN_ROOT))
 195       TOOLCHAIN_BIN_DIRS:=$(patsubst ./%,$(TOOLCHAIN_ROOT_DIR)/%,$(call qstrip,$(CONFIG_TOOLCHAIN_BIN_PATH)))
 196       TOOLCHAIN_INC_DIRS:=$(patsubst ./%,$(TOOLCHAIN_ROOT_DIR)/%,$(call qstrip,$(CONFIG_TOOLCHAIN_INC_PATH)))
 197       TOOLCHAIN_LIB_DIRS:=$(patsubst ./%,$(TOOLCHAIN_ROOT_DIR)/%,$(call qstrip,$(CONFIG_TOOLCHAIN_LIB_PATH)))
 198       ifneq ($(TOOLCHAIN_BIN_DIRS),)
 199         TARGET_PATH:=$(subst $(space),:,$(TOOLCHAIN_BIN_DIRS)):$(TARGET_PATH)
 200       endif
 201       ifneq ($(TOOLCHAIN_INC_DIRS),)
 202         TARGET_CPPFLAGS+= $(patsubst %,-I%,$(TOOLCHAIN_INC_DIRS))
 203       endif
 204       ifneq ($(TOOLCHAIN_LIB_DIRS),)
 205         TARGET_LDFLAGS+= $(patsubst %,-L%,$(TOOLCHAIN_LIB_DIRS))
 206       endif
 207       TARGET_PATH:=$(TOOLCHAIN_DIR)/bin:$(TARGET_PATH)
 208     endif
 209   endif
 210 endif
 211 TARGET_PATH_PKG:=$(STAGING_DIR)/host/bin:$(TARGET_PATH)
 212
 213 ifeq ($(CONFIG_SOFT_FLOAT),y)
 214   SOFT_FLOAT_CONFIG_OPTION:=--with-float=soft
 215   ifeq ($(CONFIG_arm),y)
 216     TARGET_CFLAGS+= -mfloat-abi=soft
 217   else
 218     TARGET_CFLAGS+= -msoft-float
 219   endif
 220 else
 221   SOFT_FLOAT_CONFIG_OPTION:=
 222   ifeq ($(CONFIG_arm),y)
 223     TARGET_CFLAGS+= -mfloat-abi=hard
 224   endif
 225 endif
 226
 227 export PATH:=$(TARGET_PATH)
 228 export STAGING_DIR STAGING_DIR_HOST
 229 export SH_FUNC:=. $(INCLUDE_DIR)/shell.sh;
 230
 231 PKG_CONFIG:=$(STAGING_DIR_HOST)/bin/pkg-config
 232
 233 export PKG_CONFIG
 234
 235 HOSTCC:=gcc
 236 HOSTCXX:=g++
 237 HOST_CPPFLAGS:=-I$(STAGING_DIR_HOST)/include -I$(STAGING_DIR_HOST)/usr/include $(if $(IS_PACKAGE_BUILD),-I$(STAGING_DIR)/host/include)
 238 HOST_CFLAGS:=-O2 $(HOST_CPPFLAGS)
 239 HOST_LDFLAGS:=-L$(STAGING_DIR_HOST)/lib -L$(STAGING_DIR_HOST)/usr/lib $(if $(IS_PACKAGE_BUILD),-L$(STAGING_DIR)/host/lib)
 240
 241 ifeq ($(CONFIG_EXTERNAL_TOOLCHAIN),)
 242   TARGET_AR:=$(TARGET_CROSS)gcc-ar
 243   TARGET_RANLIB:=$(TARGET_CROSS)gcc-ranlib
 244   TARGET_NM:=$(TARGET_CROSS)gcc-nm
 245 else
 246   TARGET_AR:=$(TARGET_CROSS)ar
 247   TARGET_RANLIB:=$(TARGET_CROSS)ranlib
 248   TARGET_NM:=$(TARGET_CROSS)nm
 249 endif
 250
 251 BUILD_KEY=$(TOPDIR)/key-build
 252
 253 TARGET_CC:=$(TARGET_CROSS)gcc
 254 TARGET_CXX:=$(TARGET_CROSS)g++
 255 KPATCH:=$(SCRIPT_DIR)/patch-kernel.sh
 256 SED:=$(STAGING_DIR_HOST)/bin/sed -i -e
 257 CP:=cp -fpR
 258 LN:=ln -sf
 259 XARGS:=xargs -r
 260
 261 BASH:=bash
 262 TAR:=tar
 263 FIND:=find
 264 PATCH:=patch
 265 PYTHON:=python
 266
 267 INSTALL_BIN:=install -m0755
 268 INSTALL_DIR:=install -d -m0755
 269 INSTALL_DATA:=install -m0644
 270 INSTALL_CONF:=install -m0600
 271
 272 TARGET_CC_NOCACHE:=$(TARGET_CC)
 273 TARGET_CXX_NOCACHE:=$(TARGET_CXX)
 274 HOSTCC_NOCACHE:=$(HOSTCC)
 275 HOSTCXX_NOCACHE:=$(HOSTCXX)
 276 export TARGET_CC_NOCACHE
 277 export TARGET_CXX_NOCACHE
 278 export HOSTCC_NOCACHE
 279
 280 ifneq ($(CONFIG_CCACHE),)
 281   TARGET_CC:= ccache_cc
 282   TARGET_CXX:= ccache_cxx
 283   HOSTCC:= ccache $(HOSTCC)
 284   HOSTCXX:= ccache $(HOSTCXX)
 285 endif
 286
 287 TARGET_CONFIGURE_OPTS = \
 288   AR="$(TARGET_AR)" \
 289   AS="$(TARGET_CC) -c $(TARGET_ASFLAGS)" \
 290   LD=$(TARGET_CROSS)ld \
 291   NM="$(TARGET_NM)" \
 292   CC="$(TARGET_CC)" \
 293   GCC="$(TARGET_CC)" \
 294   CXX="$(TARGET_CXX)" \
 295   RANLIB="$(TARGET_RANLIB)" \
 296   STRIP=$(TARGET_CROSS)strip \
 297   OBJCOPY=$(TARGET_CROSS)objcopy \
 298   OBJDUMP=$(TARGET_CROSS)objdump \
 299   SIZE=$(TARGET_CROSS)size
 300
 301 # strip an entire directory
 302 ifneq ($(CONFIG_NO_STRIP),)
 303   RSTRIP:=:
 304   STRIP:=:
 305 else
 306   ifneq ($(CONFIG_USE_STRIP),)
 307     STRIP:=$(TARGET_CROSS)strip $(call qstrip,$(CONFIG_STRIP_ARGS))
 308   else
 309     ifneq ($(CONFIG_USE_SSTRIP),)
 310       STRIP:=$(STAGING_DIR_HOST)/bin/sstrip
 311     endif
 312   endif
 313   RSTRIP= \
 314     export CROSS="$(TARGET_CROSS)" \
 315                 $(if $(PKG_BUILD_ID),KEEP_BUILD_ID=1) \
 316                 $(if $(CONFIG_KERNEL_KALLSYMS),NO_RENAME=1) \
 317                 $(if $(CONFIG_KERNEL_PROFILING),KEEP_SYMBOLS=1); \
 318     NM="$(TARGET_CROSS)nm" \
 319     STRIP="$(STRIP)" \
 320     STRIP_KMOD="$(SCRIPT_DIR)/strip-kmod.sh" \
 321     PATCHELF="$(STAGING_DIR_HOST)/bin/patchelf" \
 322     $(SCRIPT_DIR)/rstrip.sh
 323 endif
 324
 325 ifeq ($(CONFIG_IPV6),y)
 326   DISABLE_IPV6:=
 327 else
 328   DISABLE_IPV6:=--disable-ipv6
 329 endif
 330
 331 TAR_OPTIONS:=-xf -
 332
 333 ifeq ($(CONFIG_BUILD_LOG),y)
 334   BUILD_LOG:=1
 335 endif
 336
 337 export BISON_PKGDATADIR:=$(STAGING_DIR_HOST)/share/bison
 338 export M4:=$(STAGING_DIR_HOST)/bin/m4
 339
 340 define shvar
 341 V_$(subst .,_,$(subst -,_,$(subst /,_,$(1))))
 342 endef
 343
 344 define shexport
 345 export $(call shvar,$(1))=$$(call $(1))
 346 endef
 347
 348 define include_mk
 349 $(eval -include $(if $(DUMP),,$(STAGING_DIR)/mk/$(strip $(1))))
 350 endef
 351
 352 # Execute commands under flock
 353 # $(1) => The shell expression.
 354 # $(2) => The lock name. If not given, the global lock will be used.
 355 ifneq ($(wildcard $(STAGING_DIR_HOST)/bin/flock),)
 356   define locked
 357         SHELL= \
 358         flock \
 359                 $(TMP_DIR)/.$(if $(2),$(strip $(2)),global).flock \
 360                 -c '$(subst ','\'',$(1))'
 361   endef
 362 else
 363   locked=$(1)
 364 endif
 365
 366 # Recursively copy paths into another directory, purge dangling
 367 # symlinks before.
 368 # $(1) => File glob expression
 369 # $(2) => Destination directory
 370 define file_copy
 371         for src_dir in $(sort $(foreach d,$(wildcard $(1)),$(dir $(d)))); do \
 372                 ( cd $$src_dir; find -type f -or -type d ) | \
 373                         ( cd $(2); while :; do \
 374                                 read FILE; \
 375                                 [ -z "$$FILE" ] && break; \
 376                                 [ -L "$$FILE" ] || continue; \
 377                                 echo "Removing symlink $(2)/$$FILE"; \
 378                                 rm -f "$$FILE"; \
 379                         done; ); \
 380         done; \
 381         $(CP) $(1) $(2)
 382 endef
 383
 384 # Calculate sha256sum of any plain file within a given directory
 385 # $(1) => Input directory
 386 define sha256sums
 387         (cd $(1); find . -maxdepth 1 -type f -not -name 'sha256sums' -printf "%P\n" | sort | \
 388                 xargs -r $(STAGING_DIR_HOST)/bin/mkhash -n sha256 | sed -ne 's!^\(.*\) \(.*\)$$!\1 *\2!p' > sha256sums)
 389 endef
 390
 391 # file extension
 392 ext=$(word $(words $(subst ., ,$(1))),$(subst ., ,$(1)))
 393
 394 all:
 395 FORCE: ;
 396 .PHONY: FORCE
 397
 398 check: FORCE
 399         @true
 400
 401 val.%:
 402         @$(if $(filter undefined,$(origin $*)),\
 403                 echo "$* undefined" >&2, \
 404                 echo '$(subst ','"'"',$($*))' \
 405         )
 406
 407 var.%:
 408         @$(if $(filter undefined,$(origin $*)),\
 409                 echo "$* undefined" >&2, \
 410                 echo "$*='"'$(subst ','"'\"'\"'"',$($*))'"'" \
 411         )
 412
 413 endif #__rules_inc