1#----------------------------------------------------------------------
2# Clients fill in the source files to build
3#----------------------------------------------------------------------
4# C_SOURCES := main.c
5# CXX_SOURCES :=
6# OBJC_SOURCES :=
7# OBJCXX_SOURCES :=
8# DYLIB_C_SOURCES :=
9# DYLIB_OBJC_SOURCES :=
10# DYLIB_CXX_SOURCES :=
11#
12# Specifying DYLIB_ONLY has the effect of building dylib only, skipping
13# the building of the a.out executable program.  For example,
14# DYLIB_ONLY := YES
15#
16# Specifying FRAMEWORK and its variants has the effect of building a NeXT-style
17# framework.
18# FRAMEWORK := "Foo"
19# FRAMEWORK_HEADERS := "Foo.h"
20# FRAMEWORK_MODULES := "module.modulemap"
21#
22# Also might be of interest:
23# FRAMEWORK_INCLUDES (Darwin only) :=
24# CFLAGS_EXTRAS :=
25# LD_EXTRAS :=
26# SPLIT_DEBUG_SYMBOLS := YES
27# CROSS_COMPILE :=
28#
29# And test/functionalities/archives/Makefile:
30# MAKE_DSYM := NO
31# ARCHIVE_NAME := libfoo.a
32# ARCHIVE_C_SOURCES := a.c b.c
33
34# Uncomment line below for debugging shell commands
35# SHELL = /bin/sh -x
36
37SRCDIR := $(shell dirname $(firstword $(MAKEFILE_LIST)))
38BUILDDIR := $(shell pwd)
39MAKEFILE_RULES := $(lastword $(MAKEFILE_LIST))
40THIS_FILE_DIR := $(shell dirname $(MAKEFILE_RULES))
41LLDB_BASE_DIR := $(THIS_FILE_DIR)/../../../../../
42
43#----------------------------------------------------------------------
44# If OS is not defined, use 'uname -s' to determine the OS name.
45#
46# uname on Windows gives "windows32" or "server version windows32", but most
47# environments standardize on "Windows_NT", so we'll make it consistent here.
48# When running tests from Visual Studio, the environment variable isn't
49# inherited all the way down to the process spawned for make.
50#----------------------------------------------------------------------
51HOST_OS = $(shell uname -s)
52ifneq (,$(findstring windows32,$(HOST_OS)))
53	HOST_OS = Windows_NT
54endif
55ifeq "$(OS)" ""
56	OS = $(HOST_OS)
57endif
58
59#----------------------------------------------------------------------
60# If OS is Windows, force SHELL to be cmd
61#
62# Some versions of make on Windows will search for other shells such as
63# C:\cygwin\bin\sh.exe. This shell fails for numerous different reasons
64# so default to using cmd.exe.
65#----------------------------------------------------------------------
66ifeq "$(OS)" "Windows_NT"
67	SHELL = $(WINDIR)\system32\cmd.exe
68endif
69
70#----------------------------------------------------------------------
71# If the OS is Windows use double-quotes in commands
72#
73# For other operating systems, single-quotes work fine, but on Windows
74# we strictly required double-quotes
75#----------------------------------------------------------------------
76ifeq "$(HOST_OS)" "Windows_NT"
77	JOIN_CMD = &
78	QUOTE = "
79	FIXUP_SYNTAX_HIGHLIGHTING_IN_MY_EDITOR = "
80else
81	JOIN_CMD = ;
82	QUOTE = '
83	FIXUP_SYNTAX_HIGHLIGHTING_IN_MY_EDITOR = '
84endif
85
86#----------------------------------------------------------------------
87# If TRIPLE is not defined try to set the ARCH, CC, CFLAGS, and more
88# from the triple alone
89#----------------------------------------------------------------------
90ARCH_CFLAGS :=
91ifneq "$(TRIPLE)" ""
92	triple_space = $(subst -, ,$(TRIPLE))
93	ARCH =$(word 1, $(triple_space))
94	TRIPLE_VENDOR =$(word 2, $(triple_space))
95	triple_os_and_version =$(shell echo $(word 3, $(triple_space)) | sed 's/\([a-z]*\)\(.*\)/\1 \2/')
96	TRIPLE_OS =$(word 1, $(triple_os_and_version))
97	TRIPLE_VERSION =$(word 2, $(triple_os_and_version))
98	TRIPLE_ENV =$(word 4, $(triple_space))
99	ifeq "$(TRIPLE_VENDOR)" "apple"
100		ifeq "$(TRIPLE_OS)" "ios"
101			CODESIGN := codesign
102			ifeq "$(SDKROOT)" ""
103				# Set SDKROOT if it wasn't set
104				ifneq (,$(findstring arm,$(ARCH)))
105					SDKROOT = $(shell xcrun --sdk iphoneos --show-sdk-path)
106					ifeq "$(TRIPLE_VERSION)" ""
107						TRIPLE_VERSION =$(shell echo $(notdir $(SDKROOT)) | sed -e 's/.*\([0-9]\.[0-9]\).*/\1/')
108					endif
109					ARCH_CFLAGS :=-mios-version-min=$(TRIPLE_VERSION) -isysroot "$(SDKROOT)"
110				else
111					ifeq "$(TRIPLE_ENV)" "macabi"
112						SDKROOT = $(shell xcrun --sdk macosx --show-sdk-path)
113					else
114						SDKROOT = $(shell xcrun --sdk iphonesimulator --show-sdk-path)
115					endif
116					ifeq "$(TRIPLE_VERSION)" ""
117						TRIPLE_VERSION =$(shell echo $(notdir $(SDKROOT)) | sed -e 's/.*\([0-9]\.[0-9]\).*/\1/')
118					endif
119					ifeq "$(TRIPLE_ENV)" "macabi"
120						ARCH_CFLAGS :=-mios-version-min=$(TRIPLE_VERSION) -isysroot "$(SDKROOT)"
121					else
122						ARCH_CFLAGS :=-mios-simulator-version-min=$(TRIPLE_VERSION) -isysroot "$(SDKROOT)"
123					endif
124				endif
125			endif
126		endif
127		ifeq "$(TRIPLE_OS)" "watchos"
128			CODESIGN := codesign
129			ifeq "$(SDKROOT)" ""
130				# Set SDKROOT if it wasn't set
131				ifneq (,$(findstring arm,$(ARCH)))
132					SDKROOT = $(shell xcrun --sdk watchos --show-sdk-path)
133					ifeq "$(TRIPLE_VERSION)" ""
134						TRIPLE_VERSION =$(shell echo $(notdir $(SDKROOT)) | sed -e 's/.*\([0-9]\.[0-9]\).*/\1/')
135					endif
136					ARCH_CFLAGS :=-mwatchos-version-min=$(TRIPLE_VERSION) -isysroot "$(SDKROOT)"
137				else
138					SDKROOT = $(shell xcrun --sdk watchsimulator --show-sdk-path)
139					ifeq "$(TRIPLE_VERSION)" ""
140						TRIPLE_VERSION =$(shell echo $(notdir $(SDKROOT)) | sed -e 's/.*\([0-9]\.[0-9]\).*/\1/')
141					endif
142					ARCH_CFLAGS :=-mwatchos-simulator-version-min=$(TRIPLE_VERSION) -isysroot "$(SDKROOT)"
143				endif
144			endif
145		endif
146	endif
147endif
148ifeq "$(OS)" "Android"
149	include $(THIS_FILE_DIR)/Android.rules
150endif
151
152#----------------------------------------------------------------------
153# If ARCH is not defined, default to x86_64.
154#----------------------------------------------------------------------
155ifeq "$(ARCH)" ""
156ifeq "$(OS)" "Windows_NT"
157	ARCH = x86
158else
159	ARCH = x86_64
160endif
161endif
162
163#----------------------------------------------------------------------
164# CC defaults to clang.
165#
166# If you change the defaults of CC, be sure to also change it in the file
167# test/plugins/builder_base.py, which provides a Python way to return the
168# value of the make variable CC -- getCompiler().
169#
170# See also these functions:
171#   o cxx_compiler
172#   o cxx_linker
173#----------------------------------------------------------------------
174ifeq "$(CC)" ""
175$(error "C compiler is not specified. Please run tests through lldb-dotest or lit")
176endif
177
178#----------------------------------------------------------------------
179# Handle SDKROOT on Darwin
180#----------------------------------------------------------------------
181
182ifeq "$(OS)" "Darwin"
183    ifeq "$(SDKROOT)" ""
184        # We haven't otherwise set the SDKROOT, so set it now to macosx
185        SDKROOT := $(shell xcrun --sdk macosx --show-sdk-path)
186    endif
187endif
188
189#----------------------------------------------------------------------
190# ARCHFLAG is the flag used to tell the compiler which architecture
191# to compile for. The default is the flag that clang accepts.
192#----------------------------------------------------------------------
193ARCHFLAG ?= -arch
194
195#----------------------------------------------------------------------
196# Change any build/tool options needed
197#----------------------------------------------------------------------
198ifeq "$(OS)" "Darwin"
199	DS := $(DSYMUTIL)
200	DSFLAGS =
201	DSYM = $(EXE).dSYM
202	AR := $(CROSS_COMPILE)libtool
203	ARFLAGS := -static -o
204else
205	AR := $(CROSS_COMPILE)ar
206	# On non-Apple platforms, -arch becomes -m
207	ARCHFLAG := -m
208
209	# i386, i686, x86 -> 32
210	# amd64, x86_64, x64 -> 64
211	ifeq "$(ARCH)" "amd64"
212		override ARCH := $(subst amd64,64,$(ARCH))
213	endif
214	ifeq "$(ARCH)" "x86_64"
215		override ARCH := $(subst x86_64,64,$(ARCH))
216	endif
217	ifeq "$(ARCH)" "x64"
218		override ARCH := $(subst x64,64,$(ARCH))
219	endif
220	ifeq "$(ARCH)" "x86"
221		override ARCH := $(subst x86,32,$(ARCH))
222	endif
223	ifeq "$(ARCH)" "i386"
224		override ARCH := $(subst i386,32,$(ARCH))
225	endif
226	ifeq "$(ARCH)" "i686"
227		override ARCH := $(subst i686,32,$(ARCH))
228	endif
229	ifeq "$(ARCH)" "powerpc"
230		override ARCH := $(subst powerpc,32,$(ARCH))
231	endif
232	ifeq "$(ARCH)" "powerpc64"
233		override ARCH := $(subst powerpc64,64,$(ARCH))
234	endif
235	ifeq "$(ARCH)" "powerpc64le"
236		override ARCH := $(subst powerpc64le,64,$(ARCH))
237	endif
238	ifeq "$(ARCH)" "aarch64"
239		override ARCH :=
240		override ARCHFLAG :=
241	endif
242	ifeq "$(ARCH)" "arm"
243		override ARCH :=
244		override ARCHFLAG :=
245	endif
246	ifeq "$(ARCH)" "s390x"
247		override ARCH :=
248		override ARCHFLAG :=
249	endif
250	ifeq "$(findstring mips,$(ARCH))" "mips"
251		override ARCHFLAG := -
252	endif
253
254	ifeq "$(SPLIT_DEBUG_SYMBOLS)" "YES"
255		DSYM = $(EXE).debug
256	endif
257endif
258
259LIMIT_DEBUG_INFO_FLAGS =
260NO_LIMIT_DEBUG_INFO_FLAGS =
261MODULE_DEBUG_INFO_FLAGS =
262ifneq (,$(findstring clang,$(CC)))
263   LIMIT_DEBUG_INFO_FLAGS += -flimit-debug-info
264   NO_LIMIT_DEBUG_INFO_FLAGS += -fno-limit-debug-info
265   MODULE_DEBUG_INFO_FLAGS += -gmodules
266endif
267
268DEBUG_INFO_FLAG ?= -g
269
270CFLAGS ?= $(DEBUG_INFO_FLAG) -O0 -fno-builtin
271
272ifeq "$(OS)" "Darwin"
273	ifneq "$(SDKROOT)" ""
274		CFLAGS += -isysroot "$(SDKROOT)"
275	endif
276endif
277
278ifeq "$(OS)" "Darwin"
279	CFLAGS += $(ARCHFLAG) $(ARCH) $(FRAMEWORK_INCLUDES) -I$(LLDB_BASE_DIR)include
280else
281	CFLAGS += $(ARCHFLAG)$(ARCH) $(FRAMEWORK_INCLUDES) -I$(LLDB_BASE_DIR)include
282endif
283
284CFLAGS += -I$(SRCDIR) -I$(THIS_FILE_DIR)
285
286ifndef NO_TEST_COMMON_H
287  CFLAGS += -include $(THIS_FILE_DIR)/test_common.h
288endif
289
290CFLAGS += $(NO_LIMIT_DEBUG_INFO_FLAGS) $(ARCH_CFLAGS) $(CFLAGS_EXTRAS)
291
292# If the OS is Windows, we need to pass -gdwarf to clang, otherwise it will build
293# with codeview by default but all the tests rely on dwarf.
294ifeq "$(OS)" "Windows_NT"
295	CFLAGS += -gdwarf
296endif
297
298# Use this one if you want to build one part of the result without debug information:
299ifeq "$(OS)" "Darwin"
300	CFLAGS_NO_DEBUG = -O0 $(ARCHFLAG) $(ARCH) $(FRAMEWORK_INCLUDES) $(ARCH_CFLAGS) $(CFLAGS_EXTRAS)
301else
302	CFLAGS_NO_DEBUG = -O0 $(ARCHFLAG)$(ARCH) $(FRAMEWORK_INCLUDES) $(ARCH_CFLAGS) $(CFLAGS_EXTRAS)
303endif
304
305ifeq "$(MAKE_DWO)" "YES"
306	CFLAGS += -gsplit-dwarf
307endif
308
309MODULE_BASE_FLAGS := -fmodules -gmodules -fmodules-cache-path=$(CLANG_MODULE_CACHE_DIR)
310MANDATORY_MODULE_BUILD_CFLAGS := $(MODULE_BASE_FLAGS) -gmodules
311# Build flags for building with C++ modules.
312# -glldb is necessary for emitting information about what modules were imported.
313MANDATORY_CXXMODULE_BUILD_CFLAGS := $(MODULE_BASE_FLAGS) -fcxx-modules -glldb
314
315ifeq "$(OS)" "Darwin"
316	MANDATORY_MODULE_BUILD_CFLAGS += -fcxx-modules
317endif
318
319ifeq "$(MAKE_GMODULES)" "YES"
320	CFLAGS += $(MANDATORY_MODULE_BUILD_CFLAGS)
321	CXXFLAGS += $(MANDATORY_MODULE_BUILD_CFLAGS)
322endif
323
324CXXFLAGS += -std=c++11 $(CFLAGS) $(ARCH_CXXFLAGS) $(CXXFLAGS_EXTRAS)
325LD = $(CC)
326LDFLAGS ?= $(CFLAGS)
327LDFLAGS += $(LD_EXTRAS) $(ARCH_LDFLAGS)
328ifneq (,$(LLVM_LIBS_DIR))
329	ifeq ($(OS),NetBSD)
330		LDFLAGS += -L$(LLVM_LIBS_DIR) -Wl,-rpath,$(LLVM_LIBS_DIR)
331	endif
332endif
333ifeq (,$(filter $(OS), Windows_NT Android Darwin))
334	ifneq (,$(filter YES,$(ENABLE_THREADS)))
335		LDFLAGS += -pthread
336	endif
337endif
338OBJECTS =
339EXE ?= a.out
340
341ifneq "$(FRAMEWORK)" ""
342	DYLIB_NAME ?= $(FRAMEWORK).framework/Versions/A/$(FRAMEWORK)
343	DYLIB_FILENAME ?= $(FRAMEWORK).framework/Versions/A/$(FRAMEWORK)
344endif
345
346ifneq "$(DYLIB_NAME)" ""
347	ifeq "$(OS)" "Darwin"
348		ifneq "$(FRAMEWORK)" ""
349			DYLIB_INSTALL_NAME ?= @executable_path/$(FRAMEWORK).framework/Versions/A/$(FRAMEWORK)
350		else
351			DYLIB_FILENAME = lib$(DYLIB_NAME).dylib
352			DYLIB_INSTALL_NAME ?= @executable_path/$(DYLIB_FILENAME)
353		endif
354	else ifeq "$(OS)" "Windows_NT"
355		DYLIB_FILENAME = $(DYLIB_NAME).dll
356	else
357		DYLIB_FILENAME = lib$(DYLIB_NAME).so
358	endif
359endif
360
361# Function that returns the counterpart C++ compiler, given $(CC) as arg.
362cxx_compiler_notdir = $(if $(findstring icc,$(1)), \
363                            $(subst icc,icpc,$(1)), \
364                            $(if $(findstring llvm-gcc,$(1)), \
365                                 $(subst llvm-gcc,llvm-g++,$(1)), \
366                                 $(if $(findstring gcc,$(1)), \
367                                      $(subst gcc,g++,$(1)), \
368                                      $(subst cc,c++,$(1)))))
369cxx_compiler = $(if $(findstring /,$(1)),$(join $(dir $(1)), $(call cxx_compiler_notdir,$(notdir $(1)))),$(call cxx_compiler_notdir,$(1)))
370
371# Function that returns the C++ linker, given $(CC) as arg.
372cxx_linker_notdir = $(if $(findstring icc,$(1)), \
373                          $(subst icc,icpc,$(1)), \
374                          $(if $(findstring llvm-gcc,$(1)), \
375                               $(subst llvm-gcc,llvm-g++,$(1)), \
376                               $(if $(findstring gcc,$(1)), \
377                                    $(subst gcc,g++,$(1)), \
378                                    $(subst cc,c++,$(1)))))
379cxx_linker = $(if $(findstring /,$(1)),$(join $(dir $(1)), $(call cxx_linker_notdir,$(notdir $(1)))),$(call cxx_linker_notdir,$(1)))
380
381ifneq "$(OS)" "Darwin"
382    CLANG_OR_GCC := $(strip $(if $(findstring clang,$(CC)), \
383                                 $(findstring clang,$(CC)), \
384                                 $(if $(findstring gcc,$(CC)), \
385                                      $(findstring gcc,$(CC)), \
386                                      cc)))
387
388    CC_LASTWORD := $(strip $(lastword $(subst -, ,$(CC))))
389
390    replace_with = $(strip $(if $(findstring $(3),$(CC_LASTWORD)), \
391                           $(subst $(3),$(1),$(2)), \
392                           $(subst $(3),$(1),$(subst -$(CC_LASTWORD),,$(2)))))
393
394    ifeq "$(notdir $(CC))" "$(CC)"
395        replace_cc_with = $(call replace_with,$(1),$(CC),$(CLANG_OR_GCC))
396    else
397        replace_cc_with = $(join $(dir $(CC)),$(call replace_with,$(1),$(notdir $(CC)),$(CLANG_OR_GCC)))
398    endif
399
400    OBJCOPY ?= $(call replace_cc_with,objcopy)
401    ARCHIVER ?= $(call replace_cc_with,ar)
402    override AR = $(ARCHIVER)
403endif
404
405ifdef PIE
406	LDFLAGS += -pie
407endif
408
409#----------------------------------------------------------------------
410# Windows specific options
411#----------------------------------------------------------------------
412ifeq "$(OS)" "Windows_NT"
413	ifneq (,$(findstring clang,$(CC)))
414		# Clang for Windows doesn't support C++ Exceptions
415		CXXFLAGS += -fno-exceptions
416		CXXFLAGS += -D_HAS_EXCEPTIONS=0
417
418		# MSVC 2015 or higher is required, which depends on c++14, so
419		# append these values unconditionally.
420		CXXFLAGS += -fms-compatibility-version=19.0
421		override CXXFLAGS := $(subst -std=c++11,-std=c++14,$(CXXFLAGS))
422
423		# The MSVC linker doesn't understand long section names
424		# generated by the clang compiler.
425		LDFLAGS += -fuse-ld=lld
426	endif
427endif
428
429#----------------------------------------------------------------------
430# C++ standard library options
431#----------------------------------------------------------------------
432ifeq (1,$(USE_LIBSTDCPP))
433	# Clang requires an extra flag: -stdlib=libstdc++
434	ifneq (,$(findstring clang,$(CC)))
435		CXXFLAGS += -stdlib=libstdc++ -DLLDB_USING_LIBSTDCPP
436		LDFLAGS += -stdlib=libstdc++
437	endif
438endif
439
440ifeq (1,$(USE_LIBCPP))
441	CXXFLAGS += -DLLDB_USING_LIBCPP
442	ifeq "$(OS)" "Linux"
443		ifneq (,$(findstring clang,$(CC)))
444			CXXFLAGS += -stdlib=libc++
445			LDFLAGS += -stdlib=libc++
446		else
447			CXXFLAGS += -isystem /usr/include/c++/v1
448			LDFLAGS += -lc++
449		endif
450	else ifeq "$(OS)" "Android"
451		# Nothing to do, this is already handled in
452		# Android.rules.
453	else
454		CXXFLAGS += -stdlib=libc++
455		LDFLAGS += -stdlib=libc++
456	endif
457endif
458
459#----------------------------------------------------------------------
460# Additional system libraries
461#----------------------------------------------------------------------
462ifeq (1,$(USE_LIBDL))
463	ifneq ($(OS),NetBSD)
464		LDFLAGS += -ldl
465	endif
466endif
467
468#----------------------------------------------------------------------
469# dylib settings
470#----------------------------------------------------------------------
471
472DYLIB_OBJECTS +=$(strip $(DYLIB_C_SOURCES:.c=.o))
473DYLIB_OBJECTS +=$(strip $(DYLIB_OBJC_SOURCES:.m=.o))
474ifneq "$(strip $(DYLIB_CXX_SOURCES))" ""
475	DYLIB_OBJECTS +=$(strip $(patsubst %.mm, %.o, $(DYLIB_CXX_SOURCES:.cpp=.o)))
476	CXX = $(call cxx_compiler,$(CC))
477	LD = $(call cxx_linker,$(CC))
478endif
479
480#----------------------------------------------------------------------
481# Check if we have a precompiled header
482#----------------------------------------------------------------------
483ifneq "$(strip $(PCH_CXX_SOURCE))" ""
484	PCH_OUTPUT = $(PCH_CXX_SOURCE:.h=.h.pch)
485	PCHFLAGS = -include $(PCH_CXX_SOURCE)
486endif
487
488#----------------------------------------------------------------------
489# Check if we have any C source files
490#----------------------------------------------------------------------
491ifneq "$(strip $(C_SOURCES))" ""
492	OBJECTS +=$(strip $(C_SOURCES:.c=.o))
493endif
494
495#----------------------------------------------------------------------
496# Check if we have any C++ source files
497#----------------------------------------------------------------------
498ifneq "$(strip $(CXX_SOURCES))" ""
499	OBJECTS +=$(strip $(CXX_SOURCES:.cpp=.o))
500	CXX = $(call cxx_compiler,$(CC))
501	LD = $(call cxx_linker,$(CC))
502endif
503
504#----------------------------------------------------------------------
505# Check if we have any ObjC source files
506#----------------------------------------------------------------------
507ifneq "$(strip $(OBJC_SOURCES))" ""
508	OBJECTS +=$(strip $(OBJC_SOURCES:.m=.o))
509	LDFLAGS +=-lobjc
510endif
511
512#----------------------------------------------------------------------
513# Check if we have any ObjC++ source files
514#----------------------------------------------------------------------
515ifneq "$(strip $(OBJCXX_SOURCES))" ""
516	OBJECTS +=$(strip $(OBJCXX_SOURCES:.mm=.o))
517	CXX = $(call cxx_compiler,$(CC))
518	LD = $(call cxx_linker,$(CC))
519	ifeq "$(findstring lobjc,$(LDFLAGS))" ""
520		LDFLAGS +=-lobjc
521	endif
522endif
523
524#----------------------------------------------------------------------
525# Check if we have any C source files for archive
526#----------------------------------------------------------------------
527ifneq "$(strip $(ARCHIVE_C_SOURCES))" ""
528	ARCHIVE_OBJECTS +=$(strip $(ARCHIVE_C_SOURCES:.c=.o))
529endif
530
531#----------------------------------------------------------------------
532# Check if we have any C++ source files for archive
533#----------------------------------------------------------------------
534ifneq "$(strip $(ARCHIVE_CXX_SOURCES))" ""
535	ARCHIVE_OBJECTS +=$(strip $(ARCHIVE_CXX_SOURCES:.cpp=.o))
536	CXX = $(call cxx_compiler,$(CC))
537	LD = $(call cxx_linker,$(CC))
538endif
539
540#----------------------------------------------------------------------
541# Check if we have any ObjC source files for archive
542#----------------------------------------------------------------------
543ifneq "$(strip $(ARCHIVE_OBJC_SOURCES))" ""
544	ARCHIVE_OBJECTS +=$(strip $(ARCHIVE_OBJC_SOURCES:.m=.o))
545	LDFLAGS +=-lobjc
546endif
547
548#----------------------------------------------------------------------
549# Check if we have any ObjC++ source files for archive
550#----------------------------------------------------------------------
551ifneq "$(strip $(ARCHIVE_OBJCXX_SOURCES))" ""
552	ARCHIVE_OBJECTS +=$(strip $(ARCHIVE_OBJCXX_SOURCES:.mm=.o))
553	CXX = $(call cxx_compiler,$(CC))
554	LD = $(call cxx_linker,$(CC))
555	ifeq "$(findstring lobjc,$(LDFLAGS))" ""
556		LDFLAGS +=-lobjc
557	endif
558endif
559
560#----------------------------------------------------------------------
561# Check if we are compiling with gcc 4.6
562#----------------------------------------------------------------------
563ifneq "$(strip $(CXX_SOURCES) $(OBJCXX_SOURCES))" ""
564ifneq "$(filter g++,$(CXX))" ""
565	CXXVERSION = $(shell $(CXX) -dumpversion | cut -b 1-3)
566	ifeq "$(CXXVERSION)" "4.6"
567		# GCC 4.6 cannot handle -std=c++11, so replace it with -std=c++0x
568		# instead. FIXME: remove once GCC version is upgraded.
569		override CXXFLAGS := $(subst -std=c++11,-std=c++0x,$(CXXFLAGS))
570	endif
571endif
572endif
573
574ifeq ($(findstring clang, $(CXX)), clang)
575	CXXFLAGS += --driver-mode=g++
576endif
577
578ifneq "$(CXX)" ""
579	ifeq ($(findstring clang, $(LD)), clang)
580		LDFLAGS += --driver-mode=g++
581	endif
582endif
583
584#----------------------------------------------------------------------
585# DYLIB_ONLY variable can be used to skip the building of a.out.
586# See the sections below regarding dSYM file as well as the building of
587# EXE from all the objects.
588#----------------------------------------------------------------------
589
590#----------------------------------------------------------------------
591# Compile the executable from all the objects.
592#----------------------------------------------------------------------
593ifneq "$(DYLIB_NAME)" ""
594ifeq "$(DYLIB_ONLY)" ""
595$(EXE) : $(OBJECTS) $(ARCHIVE_NAME) $(DYLIB_FILENAME)
596	$(LD) $(OBJECTS) $(ARCHIVE_NAME) -L. -l$(DYLIB_NAME) $(LDFLAGS) -o "$(EXE)"
597ifneq "$(CODESIGN)" ""
598	$(CODESIGN) -s - "$(EXE)"
599endif
600else
601EXE = $(DYLIB_FILENAME)
602endif
603else
604$(EXE) : $(OBJECTS) $(ARCHIVE_NAME)
605	$(LD) $(OBJECTS) $(LDFLAGS) $(ARCHIVE_NAME) -o "$(EXE)"
606ifneq "$(CODESIGN)" ""
607	$(CODESIGN) -s - "$(EXE)"
608endif
609endif
610
611#----------------------------------------------------------------------
612# Make the dSYM file from the executable if $(MAKE_DSYM) != "NO"
613#----------------------------------------------------------------------
614$(DSYM) : $(EXE)
615ifeq "$(OS)" "Darwin"
616ifneq "$(MAKE_DSYM)" "NO"
617	"$(DS)" $(DSFLAGS) -o "$(DSYM)" "$(EXE)"
618else
619endif
620else
621ifeq "$(SPLIT_DEBUG_SYMBOLS)" "YES"
622	$(OBJCOPY) --only-keep-debug "$(EXE)" "$(DSYM)"
623	$(OBJCOPY) --strip-debug --add-gnu-debuglink="$(DSYM)" "$(EXE)" "$(EXE)"
624endif
625endif
626
627#----------------------------------------------------------------------
628# Make the archive
629#----------------------------------------------------------------------
630ifneq "$(ARCHIVE_NAME)" ""
631ifeq "$(OS)" "Darwin"
632$(ARCHIVE_NAME) : $(ARCHIVE_OBJECTS)
633	$(AR) $(ARFLAGS) $(ARCHIVE_NAME) $(ARCHIVE_OBJECTS)
634	$(RM) $(ARCHIVE_OBJECTS)
635else
636$(ARCHIVE_NAME) : $(foreach ar_obj,$(ARCHIVE_OBJECTS),$(ARCHIVE_NAME)($(ar_obj)))
637endif
638endif
639
640#----------------------------------------------------------------------
641# Make the dylib
642#----------------------------------------------------------------------
643$(DYLIB_OBJECTS) : CFLAGS += -DCOMPILING_LLDB_TEST_DLL
644
645ifneq "$(OS)" "Windows_NT"
646$(DYLIB_OBJECTS) : CFLAGS += -fPIC
647$(DYLIB_OBJECTS) : CXXFLAGS += -fPIC
648endif
649
650$(DYLIB_FILENAME) : $(DYLIB_OBJECTS)
651ifeq "$(OS)" "Darwin"
652ifneq "$(FRAMEWORK)" ""
653	mkdir -p $(FRAMEWORK).framework/Versions/A/Headers
654	mkdir -p $(FRAMEWORK).framework/Versions/A/Modules
655	mkdir -p $(FRAMEWORK).framework/Versions/A/Resources
656ifneq "$(FRAMEWORK_MODULES)" ""
657	cp -r $(FRAMEWORK_MODULES) $(FRAMEWORK).framework/Versions/A/Modules
658endif
659ifneq "$(FRAMEWORK_HEADERS)" ""
660	cp -r $(FRAMEWORK_HEADERS) $(FRAMEWORK).framework/Versions/A/Headers
661endif
662	(cd $(FRAMEWORK).framework/Versions; ln -sf A Current)
663	(cd $(FRAMEWORK).framework/; ln -sf Versions/A/Headers Headers)
664	(cd $(FRAMEWORK).framework/; ln -sf Versions/A/Modules Modules)
665	(cd $(FRAMEWORK).framework/; ln -sf Versions/A/Resources Resources)
666	(cd $(FRAMEWORK).framework/; ln -sf Versions/A/$(FRAMEWORK) $(FRAMEWORK))
667endif
668	$(LD) $(DYLIB_OBJECTS) $(LDFLAGS) -install_name "$(DYLIB_INSTALL_NAME)" -dynamiclib -o "$(DYLIB_FILENAME)"
669ifneq "$(CODESIGN)" ""
670	$(CODESIGN) -s - "$(DYLIB_FILENAME)"
671endif
672ifneq "$(MAKE_DSYM)" "NO"
673ifneq "$(DS)" ""
674	"$(DS)" $(DSFLAGS) "$(DYLIB_FILENAME)"
675endif
676endif
677else
678	$(LD) $(DYLIB_OBJECTS) $(LDFLAGS) -shared -o "$(DYLIB_FILENAME)"
679ifeq "$(SPLIT_DEBUG_SYMBOLS)" "YES"
680	$(OBJCOPY) --only-keep-debug "$(DYLIB_FILENAME)" "$(DYLIB_FILENAME).debug"
681	$(OBJCOPY) --strip-debug --add-gnu-debuglink="$(DYLIB_FILENAME).debug" "$(DYLIB_FILENAME)" "$(DYLIB_FILENAME)"
682endif
683endif
684
685#----------------------------------------------------------------------
686# Make the precompiled header and compile C++ sources against it
687#----------------------------------------------------------------------
688
689#ifneq "$(PCH_OUTPUT)" ""
690$(PCH_OUTPUT) : $(PCH_CXX_SOURCE)
691	$(CXX) $(CXXFLAGS) -x c++-header -o $@ $<
692%.o : %.cpp $(PCH_OUTPUT)
693	$(CXX) $(PCHFLAGS) $(CXXFLAGS) -c -o $@ $<
694#endif
695
696#----------------------------------------------------------------------
697# Automatic variables based on items already entered. Below we create
698# an object's lists from the list of sources by replacing all entries
699# that end with .c with .o, and we also create a list of prerequisite
700# files by replacing all .c files with .d.
701#----------------------------------------------------------------------
702PREREQS := $(OBJECTS:.o=.d)
703DWOS := $(OBJECTS:.o=.dwo) $(ARCHIVE_OBJECTS:.o=.dwo)
704ifneq "$(DYLIB_NAME)" ""
705	DYLIB_PREREQS := $(DYLIB_OBJECTS:.o=.d)
706	DYLIB_DWOS := $(DYLIB_OBJECTS:.o=.dwo)
707endif
708
709#----------------------------------------------------------------------
710# Rule for Generating Prerequisites Automatically using .d files and
711# the compiler -MM option. The -M option will list all system headers,
712# and the -MM option will list all non-system dependencies.
713#----------------------------------------------------------------------
714%.d: %.c
715	@rm -f $@ $(JOIN_CMD) \
716	$(CC) -M $(CFLAGS) $< > $@.tmp && \
717	sed $(QUOTE)s,\($*\)\.o[ :]*,\1.o $@ : ,g$(QUOTE) < $@.tmp > $@ $(JOIN_CMD) \
718	rm -f $@.tmp
719
720%.d: %.cpp
721	@rm -f $@ $(JOIN_CMD) \
722	$(CXX) -M $(CXXFLAGS) $< > $@.tmp && \
723	sed $(QUOTE)s,\($*\)\.o[ :]*,\1.o $@ : ,g$(QUOTE) < $@.tmp > $@ $(JOIN_CMD) \
724	rm -f $@.tmp
725
726%.d: %.m
727	@rm -f $@ $(JOIN_CMD) \
728	$(CC) -M $(CFLAGS) $< > $@.tmp && \
729	sed $(QUOTE)s,\($*\)\.o[ :]*,\1.o $@ : ,g$(QUOTE) < $@.tmp > $@ $(JOIN_CMD) \
730	rm -f $@.tmp
731
732%.d: %.mm
733	@rm -f $@ $(JOIN_CMD) \
734	$(CXX) -M $(CXXFLAGS) $< > $@.tmp && \
735	sed $(QUOTE)s,\($*\)\.o[ :]*,\1.o $@ : ,g$(QUOTE) < $@.tmp > $@ $(JOIN_CMD) \
736	rm -f $@.tmp
737
738#----------------------------------------------------------------------
739# Include all of the makefiles for each source file so we don't have
740# to manually track all of the prerequisites for each source file.
741#----------------------------------------------------------------------
742sinclude $(PREREQS)
743ifneq "$(DYLIB_NAME)" ""
744	sinclude $(DYLIB_PREREQS)
745endif
746
747# Define a suffix rule for .mm -> .o
748.SUFFIXES: .mm .o
749.mm.o:
750	$(CXX) $(CXXFLAGS) -c $<
751
752.PHONY: clean
753dsym:	$(DSYM)
754all:	$(EXE) $(DSYM)
755clean::
756ifeq "$(findstring lldb-test-build.noindex, $(BUILDDIR))" ""
757	$(error Trying to invoke the clean rule, but not using the default build tree layout)
758else
759	$(RM) -r $(wildcard $(BUILDDIR)/*)
760endif
761
762#----------------------------------------------------------------------
763# From http://blog.melski.net/tag/debugging-makefiles/
764#
765# Usage: make print-CC print-CXX print-LD
766#----------------------------------------------------------------------
767print-%:
768	@echo '$*=$($*)'
769	@echo '  origin = $(origin $*)'
770	@echo '  flavor = $(flavor $*)'
771	@echo '   value = $(value  $*)'
772
773### Local Variables: ###
774### mode:makefile ###
775### End: ###
776