#----------------------------------------------------------------------
# Clients fill in the source files to build
#----------------------------------------------------------------------
# C_SOURCES := main.c
# CXX_SOURCES :=
# OBJC_SOURCES :=
# OBJCXX_SOURCES :=
# DYLIB_C_SOURCES :=
# DYLIB_OBJC_SOURCES :=
# DYLIB_CXX_SOURCES :=
#
# Specifying DYLIB_ONLY has the effect of building dylib only, skipping
# the building of the a.out executable program.  For example,
# DYLIB_ONLY := YES
#
# When specifying one of the DYLIB_*_SOURCES variables, DYLIB_NAME
# controls the (platform-dependent) name of the produced dylib. E.g.,
# on Darwin, if "DYLIB_NAME := foo", the generated dylib will be called
# "libfoo.dylib".
#
# DYLIB_NAME := foo
#
# Specifying FRAMEWORK and its variants has the effect of building a NeXT-style
# framework.
# FRAMEWORK := "Foo"
# FRAMEWORK_HEADERS := "Foo.h"
# FRAMEWORK_MODULES := "module.modulemap"
#
# Also might be of interest:
# FRAMEWORK_INCLUDES (Darwin only) :=
# CFLAGS_EXTRAS :=
# LD_EXTRAS :=
# SPLIT_DEBUG_SYMBOLS := YES
# CROSS_COMPILE :=
# USE_PRIVATE_MODULE_CACHE := YES

# Uncomment line below for debugging shell commands
# SHELL = /bin/sh -x

# Cross platform shell commands
ifeq "$(OS)" "Windows_NT"
	MKDIR_P = md $(subst /,\,$(1)) > nul 2>&1 || (exit 0)
	CP = copy $(subst /,\,$(1)) $(subst /,\,$(2))
	CP_R = xcopy $(subst /,\,$(1)) $(subst /,\,$(2)) /s /e /y
	RM = del $(subst /,\,$(1)) > nul 2>&1 || (exit 0)
	RM_F = del /f /q $(subst /,\,$(1))
	RM_RF = rd /s /q $(subst /,\,$(1))
	LN_SF = mklink /D "$(subst /,\,$(2))" "$(subst /,\,$(1))"
	ECHO = echo $(1);
	ECHO_TO_FILE = printf "%s\n" $(1) > "$(subst /,\,$(2))"
	ECHO_APPEND_FILE = printf "%s\n" $(1) >> "$(subst /,\,$(2))"
else
	MKDIR_P = mkdir -p $(1)
	CP = cp $(1) $(2)
	CP_R = cp -r $(1) $(2)
	RM = rm $(1) > /dev/null 2>&1 || true
	RM_F = rm -f $(1)
	RM_RF = rm -rf $(1)
	LN_SF = ln -sf $(1) $(2)
	ECHO = echo $(1);
	ECHO_TO_FILE = printf '%s\n' $(1) > "$(2)"
	ECHO_APPEND_FILE = printf '%s\n' $(1) >> "$(2)"
endif

# Suppress built-in suffix rules. We explicitly define rules for %.o.
.SUFFIXES:

SRCDIR := $(shell dirname $(firstword $(MAKEFILE_LIST)))
BUILDDIR := $(shell pwd)
MAKEFILE_RULES := $(lastword $(MAKEFILE_LIST))
THIS_FILE_DIR := $(shell dirname $(MAKEFILE_RULES))
LLDB_BASE_DIR := $(THIS_FILE_DIR)/../../../../../

# The test harness invokes the test Makefiles with an explicit 'all'
# target, but its handy to be able to recursively call this Makefile
# without specifying a goal. You almost certainly want to build 'all',
# and not only the first target defined in this file (which might vary
# according to variable values).
.DEFAULT_GOAL := all

#----------------------------------------------------------------------
# If OS is Windows, force SHELL to be cmd
#
# Some versions of make on Windows will search for other shells such as
# C:\cygwin\bin\sh.exe. This shell fails for numerous different reasons
# so default to using cmd.exe.
# Also reset BUILDDIR value because "pwd" returns cygwin or msys path
# which needs to be converted to windows path.
#----------------------------------------------------------------------
ifeq "$(HOST_OS)" "Windows_NT"
	# MinGW make gets $(windir) variable if launched from cmd.exe
	# and $(WINDIR) if launched from MSYS2.
	SHELL := $(or $(windir),$(WINDIR),C:\WINDOWS)\system32\cmd.exe
	BUILDDIR := $(shell echo %cd%)
endif

#----------------------------------------------------------------------
# If the OS is Windows use double-quotes in commands
#
# For other operating systems, single-quotes work fine, but on Windows
# we strictly required double-quotes
#----------------------------------------------------------------------
ifeq "$(HOST_OS)" "Windows_NT"
	QUOTE = "
	FIXUP_SYNTAX_HIGHLIGHTING_IN_MY_EDITOR = "
else
	QUOTE = '
	FIXUP_SYNTAX_HIGHLIGHTING_IN_MY_EDITOR = '
endif

#----------------------------------------------------------------------
# Determine the target triple. The triple is the canonical way to
# specify the target. When only ARCH is provided we query the compiler
# for its default triple and replace the arch component.
#----------------------------------------------------------------------
ARCH_CFLAGS :=
ifeq "$(OS)" "Android"
	include $(THIS_FILE_DIR)/Android.rules
endif

ifeq "$(TRIPLE)" ""
  ifeq "$(ARCH)" ""
    # No triple, no arch: query the compiler for its default triple.
    TRIPLE := $(shell $(CC) --print-target-triple)
  else
    # ARCH but no TRIPLE: replace the arch in the compiler's default triple.
    TRIPLE := $(shell $(CC) --print-target-triple | sed 's/^[^-]*/$(ARCH)/')
  endif
endif

# Derive ARCH from the first component of the triple if not already set.
ifeq "$(ARCH)" ""
  ARCH := $(firstword $(subst -, ,$(TRIPLE)))
endif

# Use -target to pass the triple to the compiler.
ARCH_CFLAGS := -target $(TRIPLE)

#----------------------------------------------------------------------
# CC defaults to clang.
#
# If you change the defaults of CC, be sure to also change it in the file
# test/builders/builder_base.py, which provides a Python way to return the
# value of the make variable CC -- getCompiler().
#----------------------------------------------------------------------
ifeq "$(CC)" ""
$(error "C compiler is not specified. Please run tests through lldb-dotest or lit")
endif

# Always override the linker. Assign already normalized CC.
override LD := $(CC)
# A kind of linker. It always gets retrieved from CC.
override LDC := $(CC_TYPE)

ifeq "$(HOST_OS)" "Windows_NT"
       # This function enframes the full path with the platform specific quotes. This is necessary to run the c++ executable
       # properly under 'sh' on Windows host (prevent the path breakage because of Windows style path separators).
       override CXX := $(QUOTE)$(CXX)$(QUOTE)
endif

#----------------------------------------------------------------------
# Handle SDKROOT for the cross platform builds.
#----------------------------------------------------------------------

ifeq "$(OS)" "Darwin"
    ifeq "$(SDKROOT)" ""
	# We haven't otherwise set the SDKROOT, so set it now to macosx
	SDKROOT := $(shell xcrun --sdk macosx --show-sdk-path)
    endif
    SYSROOT_FLAGS := -isysroot "$(SDKROOT)"
    GCC_TOOLCHAIN_FLAGS :=
else
    ifneq "$(SDKROOT)" ""
        SYSROOT_FLAGS := --sysroot "$(SDKROOT)"
        GCC_TOOLCHAIN_FLAGS := --gcc-toolchain="$(SDKROOT)/usr"
    else
        # Do not set up these options if SDKROOT was not specified.
        # This is a regular build in that case (or Android).
        SYSROOT_FLAGS :=
        GCC_TOOLCHAIN_FLAGS :=
    endif
endif

#----------------------------------------------------------------------
# Use LLD when cross compiling on Darwin.
#----------------------------------------------------------------------
ifeq "$(HOST_OS)" "Darwin"
	ifneq (,$(filter $(OS), Android FreeBSD Linux NetBSD Windows_NT))
		LDFLAGS += -fuse-ld=lld
	endif
endif

# Detect x86 from ARCH.
ifneq (,$(filter amd64 x86_64 x64 x86 i386 i686,$(ARCH)))
	IS_X86 := 1
endif

#----------------------------------------------------------------------
# Change any build/tool options needed
#----------------------------------------------------------------------
ifeq "$(OS)" "Darwin"
	DS := $(DSYMUTIL)
	DSFLAGS := $(DSFLAGS_EXTRAS)
	DSYM = $(EXE).dSYM
	ARFLAGS := -static -o
else
	ifeq "$(SPLIT_DEBUG_SYMBOLS)" "YES"
		DSYM = $(EXE).debug
	endif

	ifeq "$(MAKE_DWP)" "YES"
		MAKE_DWO := YES
		DWP_NAME = $(EXE).dwp
		DYLIB_DWP_NAME = $(DYLIB_NAME).dwp
	endif
endif

LIMIT_DEBUG_INFO_FLAGS =
NO_LIMIT_DEBUG_INFO_FLAGS =
MODULE_DEBUG_INFO_FLAGS =
ifeq ($(CC_TYPE), clang)
   LIMIT_DEBUG_INFO_FLAGS += -flimit-debug-info
   NO_LIMIT_DEBUG_INFO_FLAGS += -fno-limit-debug-info
   MODULE_DEBUG_INFO_FLAGS += -gmodules
endif

ifeq "$(MAKE_PDB)" "YES"
	DEBUG_INFO_FLAG ?= -g -gcodeview
endif

# If the OS is Windows, we need to pass -gdwarf to clang, otherwise it will build
# with codeview by default but all the tests rely on dwarf.
ifeq "$(OS)" "Windows_NT"
	DEBUG_INFO_FLAG ?= -gdwarf
endif

DEBUG_INFO_FLAG ?= -g

CFLAGS ?= $(DEBUG_INFO_FLAG) -O0
CFLAGS += $(SYSROOT_FLAGS)

ifeq "$(OS)" "Darwin"
	CFLAGS += $(FRAMEWORK_INCLUDES)
endif

CFLAGS += -I$(LLDB_BASE_DIR)/include -I$(LLDB_OBJ_ROOT)/include
CFLAGS += -I$(SRCDIR) -I$(THIS_FILE_DIR)

ifndef NO_TEST_COMMON_H
  CFLAGS += -include $(THIS_FILE_DIR)/test_common.h
endif

CFLAGS += $(NO_LIMIT_DEBUG_INFO_FLAGS) $(ARCH_CFLAGS)

# Use this one if you want to build one part of the result without debug information:
CFLAGS_NO_DEBUG = -O0 $(FRAMEWORK_INCLUDES) $(ARCH_CFLAGS) $(CFLAGS_EXTRAS) $(SYSROOT_FLAGS)

ifeq "$(MAKE_DWO)" "YES"
	CFLAGS += -gsplit-dwarf
endif

ifeq "$(MAKE_DEBUG_NAMES)" "YES"
	CFLAGS += -gpubnames
endif

# Enable GNU POSIX extensions (e.g. kill(), usleep(), getpgid(), ...)
ifeq "$(OS)" "Linux"
	CFLAGS += -D_DEFAULT_SOURCE
endif

ifeq "$(USE_PRIVATE_MODULE_CACHE)" "YES"
THE_CLANG_MODULE_CACHE_DIR := $(BUILDDIR)/private-module-cache
else
THE_CLANG_MODULE_CACHE_DIR := $(CLANG_MODULE_CACHE_DIR)
endif

MODULE_BASE_FLAGS := -fmodules -gmodules -fmodules-cache-path=$(THE_CLANG_MODULE_CACHE_DIR)
MANDATORY_MODULE_BUILD_CFLAGS := $(MODULE_BASE_FLAGS) -gmodules
# Build flags for building with C++ modules.
# -glldb is necessary for emitting information about what modules were imported.
MANDATORY_CXXMODULE_BUILD_CFLAGS := $(MODULE_BASE_FLAGS) -fcxx-modules -glldb

ifeq "$(OS)" "Darwin"
	MANDATORY_MODULE_BUILD_CFLAGS += -fcxx-modules
endif

ifeq "$(MAKE_GMODULES)" "YES"
	CFLAGS += $(MANDATORY_MODULE_BUILD_CFLAGS)
	CXXFLAGS += $(MANDATORY_MODULE_BUILD_CFLAGS)
endif

# Our files use x86 AT&T assembly throughout.
# Enable it explicitly so any local Clang preference for Intel syntax gets overriden.
ifeq ($(CC_TYPE), clang)
	ifeq ($(IS_X86), 1)
		CFLAGS += -mllvm -x86-asm-syntax=att
		CXXFLAGS += -mllvm -x86-asm-syntax=att
	endif
endif

CFLAGS += $(CFLAGS_EXTRAS)
CXXFLAGS += -std=c++11 $(CFLAGS) $(ARCH_CXXFLAGS)
# Copy common options to the linker flags (dwarf, arch. & etc).
# Note: we get some 'garbage' options for linker here (such as -I, --isystem & etc).
LDFLAGS += $(CFLAGS)
LDFLAGS += $(LD_EXTRAS) $(ARCH_LDFLAGS)
ifeq (,$(filter $(OS), Windows_NT Android Darwin))
	ifneq (,$(filter YES,$(ENABLE_THREADS)))
		LDFLAGS += -pthread
	endif
endif

# macOS forbids injecting the ASAN runtime into system processes when
# SIP is enabled. That includes the just-built libLTO that the
# just-built clang injects into the system linker.  Since we don't
# test the compiler here, just use the system (non-asanified) LTO
# library to make ASAN tests work for most users, including the bots.
ifeq "$(OS)" "Darwin"
ifneq "$(ASAN_OPTIONS)" ""
ASAN_LDFLAGS = -Wl,-lto_library -Wl,$(shell dirname $(shell xcrun -find clang))/../lib/libLTO.dylib
endif
endif
LDFLAGS += $(ASAN_LDFLAGS)

OBJECTS =
EXE ?= a.out

ifneq "$(FRAMEWORK)" ""
	DYLIB_NAME ?= $(FRAMEWORK).framework/Versions/A/$(FRAMEWORK)
	DYLIB_FILENAME ?= $(FRAMEWORK).framework/Versions/A/$(FRAMEWORK)
endif

ifneq "$(DYLIB_NAME)" ""
	ifeq "$(OS)" "Darwin"
		ifneq "$(FRAMEWORK)" ""
			DYLIB_INSTALL_NAME ?= @executable_path/$(FRAMEWORK).framework/Versions/A/$(FRAMEWORK)
		else
			DYLIB_FILENAME = lib$(DYLIB_NAME).dylib
			DYLIB_INSTALL_NAME ?= @executable_path/$(DYLIB_FILENAME)
		endif
	else ifeq "$(OS)" "Windows_NT"
		DYLIB_FILENAME = $(DYLIB_NAME).dll
	else
		DYLIB_FILENAME = lib$(DYLIB_NAME).so
	endif
endif

ifdef PIE
	LDFLAGS += -pie
endif

#----------------------------------------------------------------------
# Windows specific options
#----------------------------------------------------------------------
ifeq "$(OS)" "Windows_NT"
	ifeq ($(CC_TYPE), clang)
		# MSVC 2015 or higher is required, which depends on c++14, so
		# append these values unconditionally.
		CXXFLAGS += -fms-compatibility-version=19.0
		CXXFLAGS += -std=c++14

		# The MSVC linker doesn't understand long section names
		# generated by the clang compiler.
		LDFLAGS += -fuse-ld=lld
	endif
endif

#----------------------------------------------------------------------
# C++ standard library options
#----------------------------------------------------------------------
ifneq ($(and $(USE_LIBSTDCPP), $(USE_LIBCPP)),)
	$(error Libcxx and Libstdc++ cannot be used together)
endif

ifeq (1, $(USE_SYSTEM_STDLIB))
	ifneq ($(or $(USE_LIBSTDCPP), $(USE_LIBCPP)),)
		$(error Cannot use system's standard library and a custom standard library together)
	endif
endif

ifeq (,$(filter 1, $(USE_LIBSTDCPP) $(USE_LIBCPP) $(USE_SYSTEM_STDLIB)))
  ifeq "$(OS)" "Darwin"
    # If no explicit C++ library request was made, default to the system
    # libc++. Testing a custom libc++ correctly on apple platforms is difficult
    # and the apppropriate use cases are limited.
    USE_SYSTEM_STDLIB := 1
  else
    # If no explicit C++ library request was made, but we have paths to a custom libcxx, use
    # them.  Otherwise, use the system library by default.
    ifneq ($(and $(LIBCPP_INCLUDE_DIR), $(LIBCPP_LIBRARY_DIR)),)
      CXXFLAGS += -nostdlib++ -nostdinc++ -cxx-isystem $(LIBCPP_INCLUDE_DIR)
      ifneq "$(LIBCPP_INCLUDE_TARGET_DIR)" ""
        CXXFLAGS += -cxx-isystem $(LIBCPP_INCLUDE_TARGET_DIR)
      endif

    # If `-nostdlib++` is not passed, clang will link to the system's stdlib.
      LDFLAGS += -nostdlib++ -L$(LIBCPP_LIBRARY_DIR) -Wl,-rpath,$(LIBCPP_LIBRARY_DIR) -lc++
    else
      USE_SYSTEM_STDLIB := 1
    endif
  endif
endif

ifeq (1,$(USE_LIBSTDCPP))
	# Clang requires an extra flag: -stdlib=libstdc++
	ifeq ($(CC_TYPE), clang)
		# Force clang looking for the gcc's headers at specific rootfs folder.
		CXXFLAGS += -stdlib=libstdc++ $(GCC_TOOLCHAIN_FLAGS)
		LDFLAGS += -stdlib=libstdc++ $(GCC_TOOLCHAIN_FLAGS)
	endif
endif

ifeq (1,$(USE_LIBCPP))
	ifneq ($(and $(LIBCPP_INCLUDE_DIR), $(LIBCPP_LIBRARY_DIR)),)
		CXXFLAGS += -nostdlib++ -nostdinc++ -cxx-isystem $(LIBCPP_INCLUDE_DIR)
		ifneq "$(LIBCPP_INCLUDE_TARGET_DIR)" ""
				CXXFLAGS += -cxx-isystem $(LIBCPP_INCLUDE_TARGET_DIR)
		endif
		# If `-nostdlib++` is not passed, clang will link to the system's stdlib.
		LDFLAGS += -nostdlib++ -L$(LIBCPP_LIBRARY_DIR) -Wl,-rpath,$(LIBCPP_LIBRARY_DIR) -lc++
	else
		ifeq "$(OS)" "Android"
				# Nothing to do, this is already handled in
				# Android.rules.
		else
				CXXFLAGS += -stdlib=libc++
				LDFLAGS += -stdlib=libc++
		endif
		ifneq (,$(filter $(OS), FreeBSD Linux NetBSD))
				ifneq (,$(LLVM_LIBS_DIR))
				LDFLAGS += -Wl,-rpath,$(LLVM_LIBS_DIR)
				endif
		endif
	endif
endif

ifeq (1, $(USE_SYSTEM_STDLIB))
    ifeq "$(OS)" "Darwin"
        ifeq "$(SDKROOT)" ""
             $(error "SDKROOT must be set on Darwin to use the system libcxx")
        endif
        CXXFLAGS += -nostdlib++ -nostdinc++ -cxx-isystem $(SDKROOT)/usr/include/c++/v1
        LDFLAGS += -L$(SDKROOT)/usr/lib -Wl,-rpath,$(SDKROOT)/usr/lib -lc++
    else
        ifeq ($(CC_TYPE),clang)
            # Force clang looking for the gcc's headers at specific rootfs folder.
            CXXFLAGS += $(GCC_TOOLCHAIN_FLAGS)
            LDFLAGS += $(GCC_TOOLCHAIN_FLAGS)
        endif
    endif
endif

#----------------------------------------------------------------------
# Additional system libraries
#----------------------------------------------------------------------
ifeq (1,$(USE_LIBDL))
	ifeq (,$(filter $(OS), NetBSD Windows_NT))
		LDFLAGS += -ldl
	endif
endif

CXXFLAGS += $(CXXFLAGS_EXTRAS)

#----------------------------------------------------------------------
# dylib settings
#----------------------------------------------------------------------

DYLIB_OBJECTS +=$(strip $(DYLIB_C_SOURCES:.c=.o))
DYLIB_OBJECTS +=$(strip $(DYLIB_OBJC_SOURCES:.m=.o))
ifneq "$(strip $(DYLIB_CXX_SOURCES))" ""
	DYLIB_OBJECTS +=$(strip $(patsubst %.mm, %.o, $(DYLIB_CXX_SOURCES:.cpp=.o)))
endif

#----------------------------------------------------------------------
# Check if we have a precompiled header
#----------------------------------------------------------------------
ifneq "$(strip $(PCH_CXX_SOURCE))" ""
	PCH_OUTPUT = $(PCH_CXX_SOURCE:.h=.h.pch)
	PCHFLAGS = -include $(PCH_CXX_SOURCE)
endif

#----------------------------------------------------------------------
# Check if we have any C source files
#----------------------------------------------------------------------
ifneq "$(strip $(C_SOURCES))" ""
	OBJECTS +=$(strip $(C_SOURCES:.c=.o))
endif

#----------------------------------------------------------------------
# Check if we have any C++ source files
#----------------------------------------------------------------------
ifneq "$(strip $(CXX_SOURCES))" ""
	OBJECTS +=$(strip $(CXX_SOURCES:.cpp=.o))
endif

#----------------------------------------------------------------------
# Check if we have any ObjC source files
#----------------------------------------------------------------------
ifneq "$(strip $(OBJC_SOURCES))" ""
	OBJECTS +=$(strip $(OBJC_SOURCES:.m=.o))
	LDFLAGS +=-lobjc
endif

#----------------------------------------------------------------------
# Check if we have any ObjC++ source files
#----------------------------------------------------------------------
ifneq "$(strip $(OBJCXX_SOURCES))" ""
	OBJECTS +=$(strip $(OBJCXX_SOURCES:.mm=.o))
	ifeq "$(findstring lobjc,$(LDFLAGS))" ""
		LDFLAGS +=-lobjc
	endif
endif

ifeq ($(CC_TYPE), clang)
	CXXFLAGS += --driver-mode=g++
endif

ifneq "$(CXX)" ""
	# Specify the driver mode parameter if we use clang as the linker.
	ifeq ($(LDC), clang)
		LDFLAGS += --driver-mode=g++
	endif
endif

ifeq "$(GEN_GNU_BUILD_ID)" "YES"
	LDFLAGS += -Wl,--build-id
endif

#----------------------------------------------------------------------
# DYLIB_ONLY variable can be used to skip the building of a.out.
# See the sections below regarding dSYM file as well as the building of
# EXE from all the objects.
#----------------------------------------------------------------------

#----------------------------------------------------------------------
# Compile the executable from all the objects.
#----------------------------------------------------------------------
ifneq "$(DYLIB_NAME)" ""
ifeq "$(DYLIB_ONLY)" ""
$(EXE) : $(OBJECTS) $(DYLIB_FILENAME)
	$(LD) $(OBJECTS) -L. -l$(DYLIB_NAME) $(LDFLAGS) -o "$(EXE)"
ifneq "$(CODESIGN)" ""
	$(CODESIGN) -s - "$(EXE)"
endif
else
EXE = $(DYLIB_FILENAME)
endif
else
$(EXE) : $(OBJECTS)
	$(LD) $(OBJECTS) $(LDFLAGS) -o "$(EXE)"
ifneq "$(CODESIGN)" ""
	$(CODESIGN) -s - "$(EXE)"
endif
endif

#----------------------------------------------------------------------
# Make the dSYM file from the executable if $(MAKE_DSYM) != "NO"
#----------------------------------------------------------------------
$(DSYM) : $(EXE)
ifeq "$(OS)" "Darwin"
ifneq "$(MAKE_DSYM)" "NO"
	"$(DS)" $(DSFLAGS) -o "$(DSYM)" "$(EXE)"
else
endif
else
ifeq "$(SPLIT_DEBUG_SYMBOLS)" "YES"
ifeq "$(SAVE_FULL_DEBUG_BINARY)" "YES"
	cp "$(EXE)" "$(EXE).unstripped"
endif
	$(OBJCOPY) --only-keep-debug "$(EXE)" "$(DSYM)"
	$(OBJCOPY) --strip-debug --add-gnu-debuglink="$(DSYM)" "$(EXE)" "$(EXE)"
endif
ifeq "$(MAKE_DWP)" "YES"
	$(DWP) -o "$(DWP_NAME)" $(DWOS)
endif
endif


#----------------------------------------------------------------------
# Make the dylib
#----------------------------------------------------------------------
$(DYLIB_OBJECTS) : CFLAGS += -DCOMPILING_LLDB_TEST_DLL

ifneq "$(OS)" "Windows_NT"
$(DYLIB_OBJECTS) : CFLAGS += -fPIC
$(DYLIB_OBJECTS) : CXXFLAGS += -fPIC
endif

$(DYLIB_FILENAME) : $(DYLIB_OBJECTS)
ifeq "$(OS)" "Darwin"
ifneq "$(FRAMEWORK)" ""
	mkdir -p $(FRAMEWORK).framework/Versions/A/Headers
	mkdir -p $(FRAMEWORK).framework/Versions/A/Modules
	mkdir -p $(FRAMEWORK).framework/Versions/A/Resources
ifneq "$(FRAMEWORK_MODULES)" ""
	cp -r $(FRAMEWORK_MODULES) $(FRAMEWORK).framework/Versions/A/Modules
endif
ifneq "$(FRAMEWORK_HEADERS)" ""
	cp -r $(FRAMEWORK_HEADERS) $(FRAMEWORK).framework/Versions/A/Headers
endif
	(cd $(FRAMEWORK).framework/Versions; ln -sf A Current)
	(cd $(FRAMEWORK).framework/; ln -sf Versions/A/Headers Headers)
	(cd $(FRAMEWORK).framework/; ln -sf Versions/A/Modules Modules)
	(cd $(FRAMEWORK).framework/; ln -sf Versions/A/Resources Resources)
	(cd $(FRAMEWORK).framework/; ln -sf Versions/A/$(FRAMEWORK) $(FRAMEWORK))
endif
	$(LD) $(DYLIB_OBJECTS) $(LDFLAGS) -install_name "$(DYLIB_INSTALL_NAME)" -dynamiclib -o "$(DYLIB_FILENAME)"
ifneq "$(CODESIGN)" ""
	$(CODESIGN) -s - "$(DYLIB_FILENAME)"
endif
ifneq "$(MAKE_DSYM)" "NO"
ifneq "$(DS)" ""
	"$(DS)" $(DSFLAGS) "$(DYLIB_FILENAME)"
endif
endif
else
	$(LD) $(DYLIB_OBJECTS) $(LDFLAGS) -shared -o "$(DYLIB_FILENAME)"
ifeq "$(SPLIT_DEBUG_SYMBOLS)" "YES"
ifeq "$(SAVE_FULL_DEBUG_BINARY)" "YES"
	cp "$(DYLIB_FILENAME)" "$(DYLIB_FILENAME).unstripped"
endif
	$(OBJCOPY) --only-keep-debug "$(DYLIB_FILENAME)" "$(DYLIB_FILENAME).debug"
	$(OBJCOPY) --strip-debug --add-gnu-debuglink="$(DYLIB_FILENAME).debug" "$(DYLIB_FILENAME)" "$(DYLIB_FILENAME)"
endif
ifeq "$(MAKE_DWP)" "YES"
	$(DWP) -o $(DYLIB_DWP_FILE) $(DYLIB_DWOS)
endif
endif

#----------------------------------------------------------------------
# Make the precompiled header and compile C++ sources against it
#----------------------------------------------------------------------

ifneq "$(PCH_OUTPUT)" ""
$(PCH_OUTPUT) : $(PCH_CXX_SOURCE)
	$(CXX) $(CXXFLAGS) -x c++-header -o $@ $<
endif

%.o: %.c %.d
	$(CC) $(CFLAGS) -MT $@ -MD -MP -MF $*.d -c -o $@ $<

%.o: %.cpp %.d $(PCH_OUTPUT)
	$(CXX) $(PCHFLAGS) $(CXXFLAGS) -MT $@ -MD -MP -MF $*.d -c -o $@ $<

%.o: %.m %.d
	$(CC) $(CFLAGS) -MT $@ -MD -MP -MF $*.d -c -o $@ $<

%.o: %.mm %.d
	$(CXX) $(CXXFLAGS) -MT $@ -MD -MP -MF $*.d -c -o $@ $<

#----------------------------------------------------------------------
# Automatic variables based on items already entered. Below we create
# an object's lists from the list of sources by replacing all entries
# that end with .c with .o, and we also create a list of prerequisite
# files by replacing all .c files with .d.
#----------------------------------------------------------------------
PREREQS := $(OBJECTS:.o=.d)
DWOS := $(OBJECTS:.o=.dwo)
ifneq "$(DYLIB_NAME)" ""
	DYLIB_PREREQS := $(DYLIB_OBJECTS:.o=.d)
	DYLIB_DWOS := $(DYLIB_OBJECTS:.o=.dwo)
endif

# Don't error if a .d file is deleted.
$(PREREQS) $(DYLIB_PREREQS): ;

#----------------------------------------------------------------------
# Include all of the makefiles for each source file so we don't have
# to manually track all of the prerequisites for each source file.
#----------------------------------------------------------------------
include $(wildcard $(PREREQS) $(DYLIB_PREREQS))

.PHONY: clean
dsym:	$(DSYM)
all:	$(EXE) $(DSYM)
clean::
ifeq "$(findstring lldb-test-build.noindex, $(BUILDDIR))" ""
	$(error Trying to invoke the clean rule, but not using the default build tree layout)
else
	$(call RM_RF,$(wildcard $(BUILDDIR)/*))
endif

#----------------------------------------------------------------------
# From http://blog.melski.net/tag/debugging-makefiles/
#
# Usage: make print-CC print-CXX print-LD
#----------------------------------------------------------------------
print-%:
	@echo '$*=$($*)'
	@echo '  origin = $(origin $*)'
	@echo '  flavor = $(flavor $*)'
	@echo '   value = $(value  $*)'

### Local Variables: ###
### mode:makefile ###
### End: ###