471 lines
16 KiB
Makefile
471 lines
16 KiB
Makefile
#----------------------------------------------------------------------
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# Clients fill in the source files to build
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#----------------------------------------------------------------------
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# C_SOURCES := main.c
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# CXX_SOURCES :=
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# OBJC_SOURCES :=
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# OBJCXX_SOURCES :=
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# DYLIB_C_SOURCES :=
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# DYLIB_CXX_SOURCES :=
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#
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# Specifying DYLIB_ONLY has the effect of building dylib only, skipping
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# the building of the a.out executable program. For example,
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# DYLIB_ONLY := YES
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#
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# Also might be of interest:
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# FRAMEWORK_INCLUDES (Darwin only) :=
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# CFLAGS_EXTRAS :=
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# LD_EXTRAS :=
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# SPLIT_DEBUG_SYMBOLS := YES
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#
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# And test/functionalities/archives/Makefile:
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# MAKE_DSYM := NO
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# ARCHIVE_NAME := libfoo.a
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# ARCHIVE_C_SOURCES := a.c b.c
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# Uncomment line below for debugging shell commands
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# SHELL = /bin/sh -x
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THIS_FILE_DIR := $(shell dirname $(realpath $(lastword $(MAKEFILE_LIST))))/
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LLDB_BASE_DIR := $(THIS_FILE_DIR)../../
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#----------------------------------------------------------------------
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# If ARCH is not defined, default to x86_64.
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# If OS is not defined, use 'uname -s' to determine the OS name.
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#----------------------------------------------------------------------
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ifeq "$(ARCH)" ""
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ifeq "$(OS)" "Windows_NT"
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ARCH = x86
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else
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ARCH = x86_64
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endif
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endif
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ifeq "$(OS)" ""
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OS = $(shell uname -s)
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endif
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#----------------------------------------------------------------------
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# CC defaults to clang.
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#
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# If you change the defaults of CC, be sure to also change it in the file
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# test/plugins/builder_base.py, which provides a Python way to return the
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# value of the make variable CC -- getCompiler().
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#
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# See also these functions:
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# o cxx_compiler
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# o cxx_linker
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#----------------------------------------------------------------------
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CC ?= clang
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ifeq "$(CC)" "cc"
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CC = clang
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endif
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#----------------------------------------------------------------------
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# ARCHFLAG is the flag used to tell the compiler which architecture
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# to compile for. The default is the flag that clang accepts.
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#----------------------------------------------------------------------
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ARCHFLAG ?= -arch
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#----------------------------------------------------------------------
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# Change any build/tool options needed
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#----------------------------------------------------------------------
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ifeq "$(OS)" "Darwin"
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DS := $(shell xcrun -find -toolchain default dsymutil)
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DSFLAGS =
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DSYM = $(EXE).dSYM
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AR := libtool
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ARFLAGS := -static -o
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else
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# On non-Apple platforms, -arch becomes -m
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ARCHFLAG := -m
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# i386, i686, x86 -> 32
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# amd64, x86_64, x64 -> 64
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ifeq "$(ARCH)" "amd64"
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override ARCH := $(subst amd64,64,$(ARCH))
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endif
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ifeq "$(ARCH)" "x86_64"
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override ARCH := $(subst x86_64,64,$(ARCH))
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endif
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ifeq "$(ARCH)" "x64"
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override ARCH := $(subst x64,64,$(ARCH))
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endif
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ifeq "$(ARCH)" "x86"
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override ARCH := $(subst x86,32,$(ARCH))
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endif
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ifeq "$(ARCH)" "i386"
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override ARCH := $(subst i386,32,$(ARCH))
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endif
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ifeq "$(ARCH)" "i686"
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override ARCH := $(subst i686,32,$(ARCH))
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endif
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ifeq "$(ARCH)" "powerpc"
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override ARCH := $(subst powerpc,32,$(ARCH))
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endif
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ifeq "$(ARCH)" "powerpc64"
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override ARCH := $(subst powerpc64,64,$(ARCH))
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endif
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ifeq "$(SPLIT_DEBUG_SYMBOLS)" "YES"
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DSYM = $(EXE).debug
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endif
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endif
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CFLAGS ?= -g -O0
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CFLAGS += $(ARCHFLAG)$(ARCH) $(FRAMEWORK_INCLUDES) $(CFLAGS_EXTRAS) -I$(LLDB_BASE_DIR)include
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# Use this one if you want to build one part of the result without debug information:
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CFLAGS_NO_DEBUG = -O0 $(ARCHFLAG)$(ARCH) $(FRAMEWORK_INCLUDES) $(CFLAGS_EXTRAS)
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CXXFLAGS += -std=c++11
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CXXFLAGS += $(CFLAGS)
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LD = $(CC)
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LDFLAGS ?= $(CFLAGS)
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LDFLAGS += $(LD_EXTRAS)
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ifneq "$(OS)" "Windows_NT"
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ifeq "$(ENABLE_THREADS)" "YES"
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LDFLAGS += -lpthread
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else
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ifeq "$(ENABLE_STD_THREADS)" "YES"
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# with the specific combination of Linux, g++, std=c++11, adding the
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# linker flag -lpthread, will cause a program to hang when a std::conditional_variable
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# is used in a program that links lldb (see bugzilla 21553)
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ifeq "$(OS)" "Linux"
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ifeq (,$(findstring gcc,$(CC)))
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# Linux, but not gcc
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LDFLAGS += -lpthread
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endif
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else
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LDFLAGS += -lpthread
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endif
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endif
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endif
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endif
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OBJECTS =
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EXE ?= a.out
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ifneq "$(DYLIB_NAME)" ""
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ifeq "$(OS)" "Darwin"
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DYLIB_FILENAME = lib$(DYLIB_NAME).dylib
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else
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DYLIB_FILENAME = lib$(DYLIB_NAME).so
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endif
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endif
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# Function that returns the counterpart C++ compiler, given $(CC) as arg.
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cxx_compiler_notdir = $(if $(findstring clang,$(1)), \
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$(subst clang,clang++,$(1)), \
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$(if $(findstring icc,$(1)), \
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$(subst icc,icpc,$(1)), \
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$(if $(findstring llvm-gcc,$(1)), \
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$(subst llvm-gcc,llvm-g++,$(1)), \
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$(if $(findstring gcc,$(1)), \
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$(subst gcc,g++,$(1)), \
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$(subst cc,c++,$(1))))))
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cxx_compiler = $(if $(findstring /,$(1)),$(join $(dir $(1)), $(call cxx_compiler_notdir,$(notdir $(1)))),$(call cxx_compiler_notdir,$(1)))
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# Function that returns the C++ linker, given $(CC) as arg.
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cxx_linker_notdir = $(if $(findstring clang,$(1)), \
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$(subst clang,clang++,$(1)), \
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$(if $(findstring icc,$(1)), \
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$(subst icc,icpc,$(1)), \
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$(if $(findstring llvm-gcc,$(1)), \
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$(subst llvm-gcc,llvm-g++,$(1)), \
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$(if $(findstring gcc,$(1)), \
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$(subst gcc,g++,$(1)), \
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$(subst cc,c++,$(1))))))
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cxx_linker = $(if $(findstring /,$(1)),$(join $(dir $(1)), $(call cxx_linker_notdir,$(notdir $(1)))),$(call cxx_linker_notdir,$(1)))
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#----------------------------------------------------------------------
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# Windows specific options
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#----------------------------------------------------------------------
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ifeq "$(OS)" "Windows_NT"
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ifneq (,$(findstring clang,$(CC)))
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# Clang for Windows doesn't support C++ Exceptions
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CXXFLAGS += -fno-exceptions
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CXXFLAGS += -include $(THIS_FILE_DIR)uncaught_exception.h
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CXXFLAGS += -D_HAS_EXCEPTIONS=0
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# The MSVC linker doesn't understand long section names
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# generated by the clang compiler.
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LDFLAGS += -fuse-ld=lld
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endif
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endif
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#----------------------------------------------------------------------
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# C++ standard library options
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#----------------------------------------------------------------------
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ifeq (1,$(USE_LIBSTDCPP))
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# Clang requires an extra flag: -stdlib=libstdc++
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ifneq (,$(findstring clang,$(CC)))
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CXXFLAGS += -stdlib=libstdc++
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LDFLAGS += -stdlib=libstdc++
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endif
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endif
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ifeq (1,$(USE_LIBCPP))
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# Clang requires an extra flag: -stdlib=libstdc++
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ifneq (,$(findstring clang,$(CC)))
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CXXFLAGS += -stdlib=libc++
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LDFLAGS += -stdlib=libc++
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endif
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endif
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#----------------------------------------------------------------------
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# dylib settings
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#----------------------------------------------------------------------
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ifneq "$(strip $(DYLIB_C_SOURCES))" ""
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DYLIB_OBJECTS +=$(strip $(DYLIB_C_SOURCES:.c=.o))
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endif
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ifneq "$(strip $(DYLIB_OBJC_SOURCES))" ""
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DYLIB_OBJECTS +=$(strip $(DYLIB_OBJC_SOURCES:.m=.o))
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endif
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ifneq "$(strip $(DYLIB_CXX_SOURCES))" ""
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DYLIB_OBJECTS +=$(strip $(DYLIB_CXX_SOURCES:.cpp=.o))
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CXX = $(call cxx_compiler,$(CC))
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LD = $(call cxx_linker,$(CC))
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endif
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#----------------------------------------------------------------------
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# Check if we have any C source files
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#----------------------------------------------------------------------
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ifneq "$(strip $(C_SOURCES))" ""
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OBJECTS +=$(strip $(C_SOURCES:.c=.o))
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endif
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#----------------------------------------------------------------------
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# Check if we have any C++ source files
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#----------------------------------------------------------------------
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ifneq "$(strip $(CXX_SOURCES))" ""
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OBJECTS +=$(strip $(CXX_SOURCES:.cpp=.o))
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CXX = $(call cxx_compiler,$(CC))
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LD = $(call cxx_linker,$(CC))
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endif
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#----------------------------------------------------------------------
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# Check if we have any ObjC source files
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#----------------------------------------------------------------------
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ifneq "$(strip $(OBJC_SOURCES))" ""
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OBJECTS +=$(strip $(OBJC_SOURCES:.m=.o))
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LDFLAGS +=-lobjc
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endif
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#----------------------------------------------------------------------
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# Check if we have any ObjC++ source files
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#----------------------------------------------------------------------
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ifneq "$(strip $(OBJCXX_SOURCES))" ""
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OBJECTS +=$(strip $(OBJCXX_SOURCES:.mm=.o))
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CXX = $(call cxx_compiler,$(CC))
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LD = $(call cxx_linker,$(CC))
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ifeq "$(findstring lobjc,$(LDFLAGS))" ""
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LDFLAGS +=-lobjc
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endif
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endif
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#----------------------------------------------------------------------
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# Check if we have any C source files for archive
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#----------------------------------------------------------------------
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ifneq "$(strip $(ARCHIVE_C_SOURCES))" ""
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ARCHIVE_OBJECTS +=$(strip $(ARCHIVE_C_SOURCES:.c=.o))
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endif
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#----------------------------------------------------------------------
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# Check if we have any C++ source files for archive
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#----------------------------------------------------------------------
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ifneq "$(strip $(ARCHIVE_CXX_SOURCES))" ""
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ARCHIVE_OBJECTS +=$(strip $(ARCHIVE_CXX_SOURCES:.cpp=.o))
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CXX = $(call cxx_compiler,$(CC))
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LD = $(call cxx_linker,$(CC))
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endif
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#----------------------------------------------------------------------
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# Check if we have any ObjC source files for archive
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#----------------------------------------------------------------------
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ifneq "$(strip $(ARCHIVE_OBJC_SOURCES))" ""
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ARCHIVE_OBJECTS +=$(strip $(ARCHIVE_OBJC_SOURCES:.m=.o))
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LDFLAGS +=-lobjc
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endif
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#----------------------------------------------------------------------
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# Check if we have any ObjC++ source files for archive
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#----------------------------------------------------------------------
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ifneq "$(strip $(ARCHIVE_OBJCXX_SOURCES))" ""
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ARCHIVE_OBJECTS +=$(strip $(ARCHIVE_OBJCXX_SOURCES:.mm=.o))
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CXX = $(call cxx_compiler,$(CC))
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LD = $(call cxx_linker,$(CC))
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ifeq "$(findstring lobjc,$(LDFLAGS))" ""
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LDFLAGS +=-lobjc
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endif
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endif
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#----------------------------------------------------------------------
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# Check if we are compiling with gcc 4.6
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#----------------------------------------------------------------------
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ifneq (,$(filter g++,$(CXX)))
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CXXVERSION = $(shell g++ -dumpversion | cut -b 1-3)
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ifeq "$(CXXVERSION)" "4.6"
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# GCC 4.6 cannot handle -std=c++11, so replace it with -std=c++0x
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# instead. FIXME: remove once GCC version is upgraded.
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override CXXFLAGS := $(subst -std=c++11,-std=c++0x,$(CXXFLAGS))
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endif
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endif
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#----------------------------------------------------------------------
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# DYLIB_ONLY variable can be used to skip the building of a.out.
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# See the sections below regarding dSYM file as well as the building of
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# EXE from all the objects.
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#----------------------------------------------------------------------
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#----------------------------------------------------------------------
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# Make the dSYM file from the executable if $(MAKE_DSYM) != "NO"
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#----------------------------------------------------------------------
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ifneq "$(DYLIB_ONLY)" "YES"
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$(DSYM) : $(EXE)
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ifeq "$(OS)" "Darwin"
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ifneq "$(MAKE_DSYM)" "NO"
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"$(DS)" $(DSFLAGS) -o "$(DSYM)" "$(EXE)"
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endif
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else
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ifeq "$(SPLIT_DEBUG_SYMBOLS)" "YES"
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objcopy --only-keep-debug "$(EXE)" "$(DSYM)"
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objcopy --strip-debug --add-gnu-debuglink="$(DSYM)" "$(EXE)" "$(EXE)"
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endif
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endif
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endif
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#----------------------------------------------------------------------
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# Compile the executable from all the objects.
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#----------------------------------------------------------------------
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ifneq "$(DYLIB_NAME)" ""
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ifeq "$(DYLIB_ONLY)" ""
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$(EXE) : $(OBJECTS) $(ARCHIVE_NAME) $(DYLIB_FILENAME)
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$(LD) $(OBJECTS) $(ARCHIVE_NAME) -L. -l$(DYLIB_NAME) $(LDFLAGS) -o "$(EXE)"
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else
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EXE = $(DYLIB_FILENAME)
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endif
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else
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$(EXE) : $(OBJECTS) $(ARCHIVE_NAME)
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$(LD) $(OBJECTS) $(LDFLAGS) $(ARCHIVE_NAME) -o "$(EXE)"
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endif
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#----------------------------------------------------------------------
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# Make the archive
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#----------------------------------------------------------------------
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ifneq "$(ARCHIVE_NAME)" ""
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ifeq "$(OS)" "Darwin"
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$(ARCHIVE_NAME) : $(ARCHIVE_OBJECTS)
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$(AR) $(ARFLAGS) $(ARCHIVE_NAME) $(ARCHIVE_OBJECTS)
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$(RM) $(ARCHIVE_OBJECTS)
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else
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$(ARCHIVE_NAME) : $(foreach ar_obj,$(ARCHIVE_OBJECTS),$(ARCHIVE_NAME)($(ar_obj)))
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endif
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endif
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#----------------------------------------------------------------------
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# Make the dylib
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#----------------------------------------------------------------------
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$(DYLIB_FILENAME) : $(DYLIB_OBJECTS)
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ifeq "$(OS)" "Darwin"
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$(LD) $(LDFLAGS) $(DYLIB_OBJECTS) -install_name "@executable_path/$(DYLIB_FILENAME)" -dynamiclib -o "$(DYLIB_FILENAME)"
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ifneq "$(MAKE_DSYM)" "NO"
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ifneq "$(DS)" ""
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"$(DS)" $(DSFLAGS) "$(DYLIB_FILENAME)"
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endif
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endif
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else
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$(LD) $(LDFLAGS) $(DYLIB_OBJECTS) -shared -o "$(DYLIB_FILENAME)"
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ifeq "$(SPLIT_DEBUG_SYMBOLS)" "YES"
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objcopy --only-keep-debug "$(DYLIB_FILENAME)" "$(DYLIB_FILENAME).debug"
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objcopy --strip-debug --add-gnu-debuglink="$(DYLIB_FILENAME).debug" "$(DYLIB_FILENAME)" "$(DYLIB_FILENAME)"
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endif
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endif
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#----------------------------------------------------------------------
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# Automatic variables based on items already entered. Below we create
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# an objects lists from the list of sources by replacing all entries
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# that end with .c with .o, and we also create a list of prerequisite
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# files by replacing all .c files with .d.
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#----------------------------------------------------------------------
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PREREQS := $(OBJECTS:.o=.d)
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ifneq "$(DYLIB_NAME)" ""
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DYLIB_PREREQS := $(DYLIB_OBJECTS:.o=.d)
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endif
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#----------------------------------------------------------------------
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# Rule for Generating Prerequisites Automatically using .d files and
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# the compiler -MM option. The -M option will list all system headers,
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# and the -MM option will list all non-system dependencies.
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#----------------------------------------------------------------------
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%.d: %.c
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@set -e; rm -f $@; \
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$(CC) -M $(CFLAGS) $< > $@.$$$$; \
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sed 's,\($*\)\.o[ :]*,\1.o $@ : ,g' < $@.$$$$ > $@; \
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rm -f $@.$$$$
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%.d: %.cpp
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@set -e; rm -f $@; \
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$(CXX) -M $(CXXFLAGS) $< > $@.$$$$; \
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sed 's,\($*\)\.o[ :]*,\1.o $@ : ,g' < $@.$$$$ > $@; \
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rm -f $@.$$$$
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%.d: %.m
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@set -e; rm -f $@; \
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$(CC) -M $(CFLAGS) $< > $@.$$$$; \
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sed 's,\($*\)\.o[ :]*,\1.o $@ : ,g' < $@.$$$$ > $@; \
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rm -f $@.$$$$
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%.d: %.mm
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@set -e; rm -f $@; \
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$(CXX) -M $(CXXFLAGS) $< > $@.$$$$; \
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sed 's,\($*\)\.o[ :]*,\1.o $@ : ,g' < $@.$$$$ > $@; \
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rm -f $@.$$$$
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#----------------------------------------------------------------------
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# Include all of the makefiles for each source file so we don't have
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# to manually track all of the prerequisites for each source file.
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#----------------------------------------------------------------------
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sinclude $(PREREQS)
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ifneq "$(DYLIB_NAME)" ""
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sinclude $(DYLIB_PREREQS)
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endif
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|
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# Define a suffix rule for .mm -> .o
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.SUFFIXES: .mm .o
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.mm.o:
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$(CXX) $(CXXFLAGS) -c $<
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|
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.PHONY: clean
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dsym: $(DSYM)
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||
all: $(EXE) $(DSYM)
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||
clean::
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$(RM) "$(EXE)" $(OBJECTS) $(PREREQS) $(ARCHIVE_NAME) $(ARCHIVE_OBJECTS)
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$(RM) -r $(wildcard *.d.[0-9] *.d.[0-9][0-9] *.d.[0-9][0-9][0-9] *.d.[0-9][0-9][0-9][0-9] *.d.[0-9][0-9][0-9][0-9][0-9])
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ifneq "$(DYLIB_NAME)" ""
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||
$(RM) -r $(DYLIB_FILENAME).dSYM
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||
$(RM) $(DYLIB_OBJECTS) $(DYLIB_PREREQS) $(DYLIB_FILENAME) $(DYLIB_FILENAME).debug
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||
endif
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ifneq "$(DSYM)" ""
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$(RM) -r "$(DSYM)"
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endif
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ifeq "$(OS)" "Windows_NT"
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$(RM) "$(EXE).manifest" $(wildcard *.pdb *.ilk)
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endif
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#----------------------------------------------------------------------
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# From http://blog.melski.net/tag/debugging-makefiles/
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#
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# Usage: make print-CC print-CXX print-LD
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#----------------------------------------------------------------------
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print-%:
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@echo '$*=$($*)'
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@echo ' origin = $(origin $*)'
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@echo ' flavor = $(flavor $*)'
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@echo ' value = $(value $*)'
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|
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### Local Variables: ###
|
||
### mode:makefile ###
|
||
### End: ###
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