+# -*- mode: makefile;-*-
+#
+# Copyright (C) 1999-2020 Apple Inc. All rights reserved.
+#
+# MakeInc.cmd contains command paths for use during
+# the build, as well as make fragments and text
+# strings that may be evaluated as utility functions.
+#
+
#
# Commands for the build environment
#
-MIG = $(NEXT_ROOT)/usr/bin/mig
-MD= /usr/bin/md
+#
+# Build Logging and Verbosity
+#
+
+ifeq ($(RC_XBS),YES)
+ VERBOSE = YES
+else
+ VERBOSE = NO
+endif
+
+ECHO = echo
+
+ERR = $(ECHO) > /dev/stderr
+PRINTF = printf
+
+QUIET ?= 0
+ifneq ($(QUIET),0)
+ PRINTF = printf > /dev/null
+ ifeq ($(VERBOSE),YES)
+ override VERBOSE = NO
+ endif
+endif
+
+# Helper functions for logging operations.
+LOG_PFX_LEN = 15
+LOG_PFX_LEN_ADJ = $(LOG_PFX_LEN)
+LOG = $(PRINTF) "$2%$4s$(Color0) $3%s$(Color0)\n" "$1"
+
+CONCISE ?= 0
+ifneq ($(CONCISE),0)
+ # Concise logging puts all logs on the same line (CSI K to clear and
+ # carriage return).
+ LOG = $(PRINTF) "$2%$4s$(Color0) $3%s$(Color0)\033[K\r" "$1"
+endif
+
+_LOG_COMP = $(call LOG,$1,$(ColorC),$(ColorF),$(LOG_PFX_LEN_ADJ))
+_LOG_HOST = $(call LOG,$1,$(ColorH),$(ColorF),$(LOG_PFX_LEN))
+_LOG_HOST_LINK = $(call LOG,$1,$(ColorH),$(ColorLF),$(LOG_PFX_LEN))
+
+# Special operations.
+LOG_LDFILELIST = $(call LOG,LDFILELIST,$(ColorL),$(ColorLF),$(LOG_PFX_LEN_ADJ))
+LOG_MIG = $(call LOG,MIG,$(ColorM),$(ColorF),$(LOG_PFX_LEN_ADJ))
+LOG_LD = $(call LOG,LD,$(ColorL),$(ColorF),$(LOG_PFX_LEN_ADJ))
+LOG_ALIGN = $(call LOG,--------->,$(Color0),$(Color0),$(LOG_PFX_LEN))
+
+# Compiling/machine-specific operations.
+LOG_CC = $(call _LOG_COMP,CC)
+LOG_CXX = $(call _LOG_COMP,C++)
+LOG_AS = $(call _LOG_COMP,AS)
+LOG_LTO = $(call _LOG_COMP,LTO)
+LOG_SYMBOLSET = $(call _LOG_COMP,SYMSET)
+LOG_SYMBOLSETPLIST = $(call _LOG_COMP,SYMSETPLIST)
+
+# Host-side operations.
+LOG_IIG = $(call _LOG_HOST,IIG)
+LOG_HOST_CC = $(call _LOG_HOST,CC)
+LOG_HOST_LD = $(call _LOG_HOST,LD)
+LOG_HOST_CODESIGN = $(call _LOG_HOST,CODESIGN)
+LOG_HOST_BISON = $(call _LOG_HOST,BISON)
+LOG_HOST_FLEX = $(call _LOG_HOST,FLEX)
+LOG_INSTALL = $(call _LOG_HOST,INSTALL)
+LOG_INSTALLSYM = $(call _LOG_HOST,INSTALLSYM)
+LOG_INSTALLHDR = $(call _LOG_HOST,INSTALLHDR)
+LOG_INSTALLMACROS = $(call _LOG_HOST,INSTALLMACROS)
+LOG_INSTALLPY = $(call _LOG_HOST,INSTALLPY)
+LOG_MAN = $(call _LOG_HOST,MAN)
+LOG_MANLINK = $(call _LOG_HOST,MANLINK)
+LOG_ALIAS = $(call _LOG_HOST,ALIAS)
+LOG_STRIP = $(call _LOG_HOST,STRIP)
+LOG_DSYMUTIL = $(call _LOG_HOST,DSYMUTIL)
+LOG_LIBTOOL = $(call _LOG_HOST,LIBTOOL)
+LOG_FILEPREP = $(call _LOG_HOST,FILEPREP)
+
+# Host-side linking operations.
+LOG_GENASSYM = $(call _LOG_HOST_LINK,GENASSYM)
+LOG_GENERATE= $(call _LOG_HOST_LINK,GENERATE)
+LOG_CTFCONVERT = $(call _LOG_HOST_LINK,CTFCONVERT)
+LOG_CTFMERGE = $(call _LOG_HOST_LINK,CTFMERGE)
+LOG_CTFINSERT = $(call _LOG_HOST_LINK,CTFINSERT)
+LOG_DSYMUTIL = $(call _LOG_HOST_LINK,DSYMUTIL)
+LOG_SUPPORTED_KPI = $(call _LOG_HOST_LINK,SUPPORTED_KPI)
+
+ifeq ($(VERBOSE),YES)
+ _v =
+ _vstdout =
+ _vstderr =
+ XCRUN = /usr/bin/xcrun -verbose
+else
+ _v = @
+ _vstdout = > /dev/null
+ _vstderr = 2&> /dev/null
+ XCRUN = /usr/bin/xcrun
+endif
+
+VERBOSE_GENERATED_MAKE_FRAGMENTS = NO
+
+#
+# Defaults
+#
+
+SDKROOT ?= macosx
+HOST_SDKROOT ?= macosx
+
+# SDKROOT may be passed as a shorthand like "iphoneos.internal". We
+# must resolve these to a full path and override SDKROOT.
+
+ifeq ($(SDKROOT_RESOLVED),)
+export SDKROOT_RESOLVED := $(shell $(XCRUN) -sdk $(SDKROOT) -show-sdk-path)
+ifeq ($(strip $(SDKROOT)_$(SDKROOT_RESOLVED)),/_)
+export SDKROOT_RESOLVED := /
+endif
+endif
+override SDKROOT = $(SDKROOT_RESOLVED)
+
+ifeq ($(HOST_SDKROOT_RESOLVED),)
+export HOST_SDKROOT_RESOLVED := $(shell $(XCRUN) -sdk $(HOST_SDKROOT) -show-sdk-path)
+ifeq ($(strip $(HOST_SDKROOT_RESOLVED)),)
+export HOST_SDKROOT_RESOLVED := /
+endif
+endif
+override HOST_SDKROOT = $(HOST_SDKROOT_RESOLVED)
+
+ifeq ($(PLATFORM),)
+ export PLATFORMPATH := $(shell $(XCRUN) -sdk $(SDKROOT) -show-sdk-platform-path)
+ export PLATFORM := $(shell echo $(PLATFORMPATH) | sed 's,^.*/\([^/]*\)\.platform$$,\1,')
+ ifeq ($(PLATFORM),)
+ export PLATFORM := MacOSX
+ else ifeq ($(shell echo $(PLATFORM) | tr A-Z a-z),watchos)
+ export PLATFORM := WatchOS
+ endif
+endif
+
+ifeq ($(PLATFORM),MacOSX)
+ ifeq (DriverKit,$(shell echo $(SDKROOT_RESOLVED) | sed 's,^.*/\([^/1-9]*\)[1-9][^/]*\.sdk$$,\1,'))
+ export PLATFORM := DriverKit
+ export DRIVERKIT ?= 1
+ export DRIVERKITROOT ?= /System/DriverKit
+ export DRIVERKITRUNTIMEROOT = $(DRIVERKITROOT)/Runtime
+ endif
+endif
+
+ifeq ($(SDKVERSION),)
+ export SDKVERSION := $(shell $(XCRUN) -sdk $(SDKROOT) -show-sdk-version)
+endif
+
+# CC/CXX get defined by make(1) by default, so we can't check them
+# against the empty string to see if they haven't been set
+ifeq ($(origin CC),default)
+ export CC := $(shell $(XCRUN) -sdk $(SDKROOT) -find clang)
+endif
+ifeq ($(origin CXX),default)
+ export CXX := $(shell $(XCRUN) -sdk $(SDKROOT) -find clang++)
+endif
+ifeq ($(MIG),)
+ export MIG := $(shell $(XCRUN) -sdk $(SDKROOT) -find mig)
+endif
+ifeq ($(MIGCOM),)
+ export MIGCOM := $(shell $(XCRUN) -sdk $(SDKROOT) -find migcom)
+endif
+ifeq ($(MIGCC),)
+ export MIGCC := $(CC)
+endif
+ifeq ($(IIG),)
+ export IIG := $(shell $(XCRUN) -sdk $(SDKROOT) -find iig)
+endif
+ifeq ($(STRIP),)
+ export STRIP := $(shell $(XCRUN) -sdk $(SDKROOT) -find strip)
+endif
+ifeq ($(LIPO),)
+ export LIPO := $(shell $(XCRUN) -sdk $(SDKROOT) -find lipo)
+endif
+ifeq ($(LIBTOOL),)
+ export LIBTOOL := $(shell $(XCRUN) -sdk $(SDKROOT) -find libtool)
+endif
+ifeq ($(OTOOL),)
+ export OTOOL := $(shell $(XCRUN) -sdk $(SDKROOT) -find otool)
+endif
+ifeq ($(NM),)
+ export NM := $(shell $(XCRUN) -sdk $(SDKROOT) -find nm)
+endif
+ifeq ($(UNIFDEF),)
+ export UNIFDEF := $(shell $(XCRUN) -sdk $(SDKROOT) -find unifdef)
+endif
+ifeq ($(DSYMUTIL),)
+ export DSYMUTIL := $(shell $(XCRUN) -sdk $(SDKROOT) -find dsymutil)
+endif
+ifeq ($(CTFCONVERT),)
+ export CTFCONVERT := $(shell $(XCRUN) -sdk $(SDKROOT) -find ctfconvert)
+endif
+ifeq ($(CTFMERGE),)
+ export CTFMERGE := $(shell $(XCRUN) -sdk $(SDKROOT) -find ctfmerge)
+endif
+ifeq ($(CTFINSERT),)
+ export CTFINSERT := $(shell $(XCRUN) -sdk $(SDKROOT) -find ctf_insert)
+endif
+ifeq ($(NMEDIT),)
+ export NMEDIT := $(shell $(XCRUN) -sdk $(SDKROOT) -find nmedit)
+endif
+ifeq ($(SCAN_BUILD),)
+ export SCAN_BUILD := $(shell $(XCRUN) -sdk $(SDKROOT) -find scan-build)
+endif
+#
+# Platform options
+#
+SUPPORTED_EMBEDDED_PLATFORMS := iPhoneOS iPhoneOSNano tvOS AppleTVOS WatchOS BridgeOS
+SUPPORTED_SIMULATOR_PLATFORMS := iPhoneSimulator iPhoneNanoSimulator tvSimulator AppleTVSimulator WatchSimulator
+SUPPORTED_PLATFORMS := MacOSX DriverKit $(SUPPORTED_SIMULATOR_PLATFORMS) $(SUPPORTED_EMBEDDED_PLATFORMS)
+
+# Platform-specific tools
+EDM_DBPATH ?= $(PLATFORMPATH)/usr/local/standalone/firmware/device_map.db
+
+# Scripts or tools we build ourselves
+#
+# setsegname - Rename segments in a Mach-O object file
+# kextsymboltool - Create kext pseudo-kext Mach-O kexts binaries
+# decomment - Strip out comments to detect whether a file is comments-only
+# installfile - Atomically copy files, esp. when multiple architectures
+# are trying to install the same target header
+# replacecontents - Write contents to a file and update modtime *only* if
+# contents differ
+#
+SEG_HACK = $(OBJROOT)/SETUP/setsegname/setsegname
+KEXT_CREATE_SYMBOL_SET = $(OBJROOT)/SETUP/kextsymboltool/kextsymboltool
+DECOMMENT = $(OBJROOT)/SETUP/decomment/decomment
+NEWVERS = $(SRCROOT)/config/newvers.pl
+INSTALL = $(OBJROOT)/SETUP/installfile/installfile
+REPLACECONTENTS = $(OBJROOT)/SETUP/replacecontents/replacecontents
+JSONCOMPILATIONDB = $(OBJROOT)/SETUP/json_compilation_db/json_compilation_db
+
+# Standard BSD tools
RM = /bin/rm -f
+RMDIR = /bin/rmdir
CP = /bin/cp
+MV = /bin/mv
LN = /bin/ln -fs
CAT = /bin/cat
MKDIR = /bin/mkdir -p
-
-TAR = /usr/bin/gnutar
-STRIP = /usr/bin/strip
-LIPO = /usr/bin/lipo
-
+CHMOD = /bin/chmod
+FIND = /usr/bin/find
+XARGS = /usr/bin/xargs
+PAX = /bin/pax
BASENAME = /usr/bin/basename
-export RELPATH = $(NEXT_ROOT)/usr/local/bin/relpath
+DIRNAME = /usr/bin/dirname
TR = /usr/bin/tr
-SEG_HACK = $(NEXT_ROOT)/usr/local/bin/seg_hack
+TOUCH = /usr/bin/touch
+SLEEP = /bin/sleep
+AWK = /usr/bin/awk
+SED = /usr/bin/sed
+PLUTIL = /usr/bin/plutil
+GREP = /usr/bin/grep
+
+#
+# Command to generate host binaries. Intentionally not
+# $(CC), which controls the target compiler
+#
+ifeq ($(HOST_OS_VERSION),)
+ export HOST_OS_VERSION := $(shell sw_vers -productVersion)
+endif
+ifeq ($(HOST_CC),)
+ export HOST_CC := $(shell $(XCRUN) -sdk $(HOST_SDKROOT) -find clang)
+endif
+ifeq ($(HOST_FLEX),)
+ export HOST_FLEX := $(shell $(XCRUN) -sdk $(HOST_SDKROOT) -find flex)
+endif
+ifeq ($(HOST_BISON),)
+ export HOST_BISON := $(shell $(XCRUN) -sdk $(HOST_SDKROOT) -find bison)
+endif
+ifeq ($(HOST_GM4),)
+ export HOST_GM4 := $(shell $(XCRUN) -sdk $(HOST_SDKROOT) -find gm4)
+endif
+ifeq ($(HOST_CODESIGN),)
+ export HOST_CODESIGN := /usr/bin/codesign
+endif
+ifeq ($(HOST_CODESIGN_ALLOCATE),)
+ export HOST_CODESIGN_ALLOCATE := $(shell $(XCRUN) -sdk $(HOST_SDKROOT) -find codesign_allocate)
+endif
+
+#
+# The following variables are functions invoked with "call", and thus
+# behave similarly to externally compiled commands
+#
+
+# $(1) is an expanded kernel config from a TARGET_CONFIGS_UC tuple
+# $(2) is an expanded arch config from a TARGET_CONFIGS_UC tuple
+# $(3) is an expanded machine config from a TARGET_CONFIGS_UC tuple
+_function_create_build_configs_join = $(strip $(1))^$(strip $(2))^$(strip $(3))
+
+# $(1) is an un-expanded kernel config from a TARGET_CONFIGS_UC tuple
+# $(2) is an un-expanded arch config from a TARGET_CONFIGS_UC tuple
+# $(3) is an un-expanded machine config from a TARGET_CONFIGS_UC tuple
+_function_create_build_configs_do_expand = $(call _function_create_build_configs_join, \
+ $(if $(filter DEFAULT,$(1)), \
+ $(DEFAULT_KERNEL_CONFIG), \
+ $(1) \
+ ), \
+ $(if $(filter DEFAULT,$(2)), \
+ $(DEFAULT_ARCH_CONFIG), \
+ $(2) \
+ ), \
+ $(if $(filter DEFAULT,$(3)), \
+ $(if $(filter DEFAULT,$(2)), \
+ $(DEFAULT_$(DEFAULT_ARCH_CONFIG)_MACHINE_CONFIG), \
+ $(DEFAULT_$(strip $(2))_MACHINE_CONFIG) \
+ ), \
+ $(3) \
+ ) \
+ )
+
+# $(1) is an un-expanded TARGET_CONFIGS_UC list, which must be consumed
+# 3 elements at a time
+function_create_build_configs = $(sort \
+ $(strip \
+ $(call _function_create_build_configs_do_expand, \
+ $(word 1,$(1)), \
+ $(word 2,$(1)), \
+ $(word 3,$(1)), \
+ ) \
+ $(if $(word 4,$(1)), \
+ $(call function_create_build_configs, \
+ $(wordlist 4,$(words $(1)),$(1)) \
+ ), \
+ ) \
+ ) \
+ )
+
+# Similar to build configs, but alias configs are a 4-tuple
+
+# $(1) is an expanded kernel config from a TARGET_CONFIGS_ALIASES_UC tuple
+# $(2) is an expanded arch config from a TARGET_CONFIGS_ALIASES_UC tuple
+# $(3) is an expanded kernel machine config from a TARGET_CONFIGS_ALIASES_UC tuple
+# $(4) is an expanded SoC platform config from a TARGET_CONFIGS_ALIASES_UC tuple,
+# which should be an alias of $(3)
+_function_create_alias_configs_join = $(strip $(1))^$(strip $(2))^$(strip $(3))^$(strip $(4))
+
+_function_create_alias_configs_do_expand = $(call _function_create_alias_configs_join, \
+ $(if $(filter DEFAULT,$(1)), \
+ $(DEFAULT_KERNEL_CONFIG), \
+ $(1) \
+ ), \
+ $(if $(filter DEFAULT,$(2)), \
+ $(DEFAULT_ARCH_CONFIG), \
+ $(2) \
+ ), \
+ $(3), \
+ $(4) \
+ )
+
+function_create_alias_configs = $(sort \
+ $(strip \
+ $(call _function_create_alias_configs_do_expand, \
+ $(word 1,$(1)), \
+ $(word 2,$(1)), \
+ $(word 3,$(1)), \
+ $(word 4,$(1)), \
+ ) \
+ $(if $(word 5,$(1)), \
+ $(call function_create_alias_configs, \
+ $(wordlist 5,$(words $(1)),$(1)) \
+ ), \
+ ) \
+ ) \
+ )
+
+# $(1) is a fully-expanded kernel config
+# $(2) is a fully-expanded arch config
+# $(3) is a fully-expanded machine config. "NONE" is not represented in the objdir path
+function_convert_target_config_uc_to_objdir = $(if $(filter NONE,$(3)),$(strip $(1))_$(strip $(2)),$(strip $(1))_$(strip $(2))_$(strip $(3)))
+
+# $(1) is a fully-expanded build config (like "RELEASE^X86_64^NONE")
+function_convert_build_config_to_objdir = $(call function_convert_target_config_uc_to_objdir, \
+ $(word 1,$(subst ^, ,$(1))), \
+ $(word 2,$(subst ^, ,$(1))), \
+ $(word 3,$(subst ^, ,$(1))) \
+ )
+
+# $(1) is a fully-expanded build config (like "RELEASE^X86_64^NONE")
+function_extract_kernel_config_from_build_config = $(word 1,$(subst ^, ,$(1)))
+function_extract_arch_config_from_build_config = $(word 2,$(subst ^, ,$(1)))
+function_extract_machine_config_from_build_config = $(word 3,$(subst ^, ,$(1)))
+
+# $(1) is an input word
+# $(2) is a list of colon-separate potential substitutions like "FOO:BAR BAZ:QUX"
+# $(3) is a fallback if no substitutions were made
+function_substitute_word_with_replacement = $(strip $(if $(2), \
+ $(if $(filter $(word 1,$(subst :, ,$(word 1,$(2)))),$(1)), \
+ $(word 2,$(subst :, ,$(word 1,$(2)))), \
+ $(call function_substitute_word_with_replacement,$(1),$(wordlist 2,$(words $(2)),$(2)),$(3))), \
+ $(3) \
+ ) \
+ )
+
+# You can't assign a variable to an empty space without these
+# shenanigans
+empty :=
+space := $(empty) $(empty)
+
+# Arithmetic
+# $(1) is the number to increment
+NUM32 = x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x
+increment = $(words x $(wordlist 1,$(1),$(NUM32)))
+decrement = $(words $(wordlist 2,$(1),$(NUM32)))
+
+# Create a sequence from 1 to $(1)
+# F(N) = if N > 0: return F(N-1) + "N" else: return ""
+sequence = $(if $(wordlist 1,$(1),$(NUM32)),$(call sequence,$(call decrement,$(1))) $(1),)
-UNIFDEF = /usr/bin/unifdef
-DECOMMENT = /usr/local/bin/decomment
+# Reverse a list of words in $(1)
+reverse = $(if $(word 2,$(1)),$(call reverse,$(wordlist 2,$(words $(1)),$(1)))) $(word 1,$(1))
+# vim: set ft=make: