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_CXX_SOURCES :=
10#
11# Specifying DYLIB_ONLY has the effect of building dylib only, skipping
12# the building of the a.out executable program.  For example,
13# DYLIB_ONLY := YES
14#
15# Also might be of interest:
16# FRAMEWORK_INCLUDES (Darwin only) :=
17# CFLAGS_EXTRAS :=
18# LD_EXTRAS :=
19# SPLIT_DEBUG_SYMBOLS := YES
20# CROSS_COMPILE :=
21#
22# And test/functionalities/archives/Makefile:
23# MAKE_DSYM := NO
24# ARCHIVE_NAME := libfoo.a
25# ARCHIVE_C_SOURCES := a.c b.c
26
27# Uncomment line below for debugging shell commands
28# SHELL = /bin/sh -x
29
30THIS_FILE_DIR := $(shell dirname $(realpath $(lastword $(MAKEFILE_LIST))))/
31LLDB_BASE_DIR := $(THIS_FILE_DIR)../../../../../
32
33
34#----------------------------------------------------------------------
35# If OS is not defined, use 'uname -s' to determine the OS name.
36#
37# uname on Windows gives "windows32", but most environments standardize
38# on "Windows_NT", so we'll make it consistent here.  When running
39# tests from Visual Studio, the environment variable isn't inherited
40# all the way down to the process spawned for make.
41#----------------------------------------------------------------------
42HOST_OS = $(shell uname -s)
43ifeq "$(HOST_OS)" "windows32"
44	HOST_OS = Windows_NT
45endif
46ifeq "$(OS)" ""
47	OS = $(HOST_OS)
48endif
49
50#----------------------------------------------------------------------
51# If TRIPLE is not defined try to set the ARCH, CC, CFLAGS, and more
52# from the triple alone
53#----------------------------------------------------------------------
54ARCH_CFLAGS :=
55ifneq "$(TRIPLE)" ""
56	triple_space = $(subst -, ,$(TRIPLE))
57	ARCH =$(word 1, $(triple_space))
58	TRIPLE_VENDOR =$(word 2, $(triple_space))
59	triple_os_and_version =$(shell echo $(word 3, $(triple_space)) | sed 's/\([a-z]*\)\(.*\)/\1 \2/')
60	TRIPLE_OS =$(word 1, $(triple_os_and_version))
61	TRIPLE_VERSION =$(word 2, $(triple_os_and_version))
62	ifeq "$(TRIPLE_VENDOR)" "apple"
63		ifeq "$(TRIPLE_OS)" "ios"
64		    ifeq "$(SDKROOT)" ""
65				# Set SDKROOT if it wasn't set
66				ifneq (,$(findstring arm,$(ARCH)))
67					SDKROOT = $(shell xcrun --sdk iphoneos --show-sdk-path)
68					ifeq "$(TRIPLE_VERSION)" ""
69						TRIPLE_VERSION =$(shell echo $(notdir $(SDKROOT)) | sed -e 's/.*\([0-9]\.[0-9]\).*/\1/')
70					endif
71					ARCH_CFLAGS :=-mios-version-min=$(TRIPLE_VERSION) -isysroot "$(SDKROOT)"
72				else
73					SDKROOT = $(shell xcrun --sdk iphonesimulator --show-sdk-path)
74					ifeq "$(TRIPLE_VERSION)" ""
75						TRIPLE_VERSION =$(shell echo $(notdir $(SDKROOT)) | sed -e 's/.*\([0-9]\.[0-9]\).*/\1/')
76					endif
77					ARCH_CFLAGS :=-mios-simulator-version-min=$(TRIPLE_VERSION) -isysroot "$(SDKROOT)"
78				endif
79			endif
80		endif
81		ifeq "$(TRIPLE_OS)" "watchos"
82		    ifeq "$(SDKROOT)" ""
83				# Set SDKROOT if it wasn't set
84				ifneq (,$(findstring arm,$(ARCH)))
85					SDKROOT = $(shell xcrun --sdk watchos --show-sdk-path)
86					ifeq "$(TRIPLE_VERSION)" ""
87						TRIPLE_VERSION =$(shell echo $(notdir $(SDKROOT)) | sed -e 's/.*\([0-9]\.[0-9]\).*/\1/')
88					endif
89					ARCH_CFLAGS :=-mwatchos-version-min=$(TRIPLE_VERSION) -isysroot "$(SDKROOT)"
90				else
91					SDKROOT = $(shell xcrun --sdk watchsimulator --show-sdk-path)
92					ifeq "$(TRIPLE_VERSION)" ""
93						TRIPLE_VERSION =$(shell echo $(notdir $(SDKROOT)) | sed -e 's/.*\([0-9]\.[0-9]\).*/\1/')
94					endif
95					ARCH_CFLAGS :=-mwatchos-simulator-version-min=$(TRIPLE_VERSION) -isysroot "$(SDKROOT)"
96				endif
97			endif
98		endif
99	endif
100endif
101ifeq "$(OS)" "Android"
102	include $(THIS_FILE_DIR)/Android.rules
103endif
104
105#----------------------------------------------------------------------
106# If ARCH is not defined, default to x86_64.
107#----------------------------------------------------------------------
108ifeq "$(ARCH)" ""
109ifeq "$(OS)" "Windows_NT"
110	ARCH = x86
111else
112	ARCH = x86_64
113endif
114endif
115
116#----------------------------------------------------------------------
117# CC defaults to clang.
118#
119# If you change the defaults of CC, be sure to also change it in the file
120# test/plugins/builder_base.py, which provides a Python way to return the
121# value of the make variable CC -- getCompiler().
122#
123# See also these functions:
124#   o cxx_compiler
125#   o cxx_linker
126#----------------------------------------------------------------------
127CC ?= clang
128ifeq "$(CC)" "cc"
129	ifneq "$(shell which clang)" ""
130		CC = clang
131	else ifneq "$(shell which clang-3.5)" ""
132		CC = clang-3.5
133	else ifneq "$(shell which gcc)" ""
134		CC = gcc
135	endif
136endif
137
138#----------------------------------------------------------------------
139# ARCHFLAG is the flag used to tell the compiler which architecture
140# to compile for. The default is the flag that clang accepts.
141#----------------------------------------------------------------------
142ARCHFLAG ?= -arch
143
144#----------------------------------------------------------------------
145# Change any build/tool options needed
146#----------------------------------------------------------------------
147ifeq "$(OS)" "Darwin"
148	DS := $(shell xcrun -find -toolchain default dsymutil)
149	DSFLAGS =
150	DSYM = $(EXE).dSYM
151	AR := $(CROSS_COMPILE)libtool
152	ARFLAGS := -static -o
153else
154	AR := $(CROSS_COMPILE)ar
155	# On non-Apple platforms, -arch becomes -m
156	ARCHFLAG := -m
157
158	# i386, i686, x86 -> 32
159	# amd64, x86_64, x64 -> 64
160	ifeq "$(ARCH)" "amd64"
161		override ARCH := $(subst amd64,64,$(ARCH))
162	endif
163	ifeq "$(ARCH)" "x86_64"
164		override ARCH := $(subst x86_64,64,$(ARCH))
165	endif
166	ifeq "$(ARCH)" "x64"
167		override ARCH := $(subst x64,64,$(ARCH))
168	endif
169	ifeq "$(ARCH)" "x86"
170		override ARCH := $(subst x86,32,$(ARCH))
171	endif
172	ifeq "$(ARCH)" "i386"
173		override ARCH := $(subst i386,32,$(ARCH))
174	endif
175	ifeq "$(ARCH)" "i686"
176		override ARCH := $(subst i686,32,$(ARCH))
177	endif
178	ifeq "$(ARCH)" "powerpc"
179		override ARCH := $(subst powerpc,32,$(ARCH))
180	endif
181	ifeq "$(ARCH)" "powerpc64"
182		override ARCH := $(subst powerpc64,64,$(ARCH))
183	endif
184	ifeq "$(ARCH)" "powerpc64le"
185		override ARCH := $(subst powerpc64le,64,$(ARCH))
186	endif
187	ifeq "$(ARCH)" "aarch64"
188		override ARCH :=
189		override ARCHFLAG :=
190	endif
191	ifeq "$(ARCH)" "arm"
192		override ARCH :=
193		override ARCHFLAG :=
194	endif
195	ifeq "$(ARCH)" "s390x"
196		override ARCH :=
197		override ARCHFLAG :=
198	endif
199	ifeq "$(findstring mips,$(ARCH))" "mips"
200		override ARCHFLAG := -
201	endif
202
203	ifeq "$(SPLIT_DEBUG_SYMBOLS)" "YES"
204		DSYM = $(EXE).debug
205	endif
206endif
207
208LIMIT_DEBUG_INFO_FLAGS =
209NO_LIMIT_DEBUG_INFO_FLAGS =
210MODULE_DEBUG_INFO_FLAGS =
211ifneq (,$(findstring clang,$(CC)))
212   LIMIT_DEBUG_INFO_FLAGS += -flimit-debug-info
213   NO_LIMIT_DEBUG_INFO_FLAGS += -fno-limit-debug-info
214   MODULE_DEBUG_INFO_FLAGS += -gmodules
215endif
216
217DEBUG_INFO_FLAG ?= -g
218
219CFLAGS ?= $(DEBUG_INFO_FLAG) -O0 -fno-builtin
220ifeq "$(OS)" "Darwin"
221	CFLAGS += $(ARCHFLAG) $(ARCH) $(FRAMEWORK_INCLUDES) -I$(LLDB_BASE_DIR)include
222else
223	CFLAGS += $(ARCHFLAG)$(ARCH) $(FRAMEWORK_INCLUDES) -I$(LLDB_BASE_DIR)include
224endif
225
226CFLAGS += -include $(THIS_FILE_DIR)test_common.h -I$(THIS_FILE_DIR) $(ARCH_CFLAGS) $(CFLAGS_EXTRAS)
227
228# Use this one if you want to build one part of the result without debug information:
229ifeq "$(OS)" "Darwin"
230	CFLAGS_NO_DEBUG = -O0 $(ARCHFLAG) $(ARCH) $(FRAMEWORK_INCLUDES) $(ARCH_CFLAGS) $(CFLAGS_EXTRAS)
231else
232	CFLAGS_NO_DEBUG = -O0 $(ARCHFLAG)$(ARCH) $(FRAMEWORK_INCLUDES) $(ARCH_CFLAGS) $(CFLAGS_EXTRAS)
233endif
234
235ifeq "$(MAKE_DWO)" "YES"
236	CFLAGS += -gsplit-dwarf
237endif
238
239ifeq "$(MAKE_GMODULES)" "YES"
240	CFLAGS += -fmodules -gmodules
241endif
242
243CXXFLAGS += -std=c++11
244# FIXME: C++ modules aren't supported on all platforms.
245CXXFLAGS += $(subst -fmodules,, $(CFLAGS))
246LD = $(CC)
247LDFLAGS ?= $(CFLAGS)
248LDFLAGS += $(LD_EXTRAS) $(ARCH_LDFLAGS)
249ifeq (,$(filter $(OS), Windows_NT Android Darwin))
250	ifneq (,$(filter YES,$(ENABLE_THREADS)))
251		LDFLAGS += -pthread
252	endif
253endif
254OBJECTS =
255EXE ?= a.out
256
257ifneq "$(DYLIB_NAME)" ""
258	ifeq "$(OS)" "Darwin"
259		DYLIB_FILENAME = lib$(DYLIB_NAME).dylib
260		DYLIB_EXECUTABLE_PATH ?= @executable_path
261	else ifeq "$(OS)" "Windows_NT"
262		DYLIB_FILENAME = $(DYLIB_NAME).dll
263	else
264		DYLIB_FILENAME = lib$(DYLIB_NAME).so
265	endif
266endif
267
268# Function that returns the counterpart C++ compiler, given $(CC) as arg.
269cxx_compiler_notdir = $(if $(findstring icc,$(1)), \
270                            $(subst icc,icpc,$(1)), \
271                            $(if $(findstring llvm-gcc,$(1)), \
272                                 $(subst llvm-gcc,llvm-g++,$(1)), \
273                                 $(if $(findstring gcc,$(1)), \
274                                      $(subst gcc,g++,$(1)), \
275                                      $(subst cc,c++,$(1)))))
276cxx_compiler = $(if $(findstring /,$(1)),$(join $(dir $(1)), $(call cxx_compiler_notdir,$(notdir $(1)))),$(call cxx_compiler_notdir,$(1)))
277
278# Function that returns the C++ linker, given $(CC) as arg.
279cxx_linker_notdir = $(if $(findstring icc,$(1)), \
280                          $(subst icc,icpc,$(1)), \
281                          $(if $(findstring llvm-gcc,$(1)), \
282                               $(subst llvm-gcc,llvm-g++,$(1)), \
283                               $(if $(findstring gcc,$(1)), \
284                                    $(subst gcc,g++,$(1)), \
285                                    $(subst cc,c++,$(1)))))
286cxx_linker = $(if $(findstring /,$(1)),$(join $(dir $(1)), $(call cxx_linker_notdir,$(notdir $(1)))),$(call cxx_linker_notdir,$(1)))
287
288ifneq "$(OS)" "Darwin"
289    CLANG_OR_GCC := $(strip $(if $(findstring clang,$(CC)), \
290                                 $(findstring clang,$(CC)), \
291                                 $(if $(findstring gcc,$(CC)), \
292                                      $(findstring gcc,$(CC)), \
293                                      cc)))
294
295    CC_LASTWORD := $(strip $(lastword $(subst -, ,$(CC))))
296
297    replace_with = $(strip $(if $(findstring $(3),$(CC_LASTWORD)), \
298                           $(subst $(3),$(1),$(2)), \
299                           $(subst $(3),$(1),$(subst -$(CC_LASTWORD),,$(2)))))
300
301    ifeq "$(notdir $(CC))" "$(CC)"
302        replace_cc_with = $(call replace_with,$(1),$(CC),$(CLANG_OR_GCC))
303    else
304        replace_cc_with = $(join $(dir $(CC)),$(call replace_with,$(1),$(notdir $(CC)),$(CLANG_OR_GCC)))
305    endif
306
307    OBJCOPY ?= $(call replace_cc_with,objcopy)
308    ARCHIVER ?= $(call replace_cc_with,ar)
309    override AR = $(ARCHIVER)
310endif
311
312ifdef PIE
313    LDFLAGS += -pie
314endif
315
316#----------------------------------------------------------------------
317# Windows specific options
318#----------------------------------------------------------------------
319ifeq "$(OS)" "Windows_NT"
320	ifneq (,$(findstring clang,$(CC)))
321		# Clang for Windows doesn't support C++ Exceptions
322		CXXFLAGS += -fno-exceptions
323		CXXFLAGS += -D_HAS_EXCEPTIONS=0
324
325		# MSVC 2015 or higher is required, which depends on c++14, so
326		# append these values unconditionally.
327		CXXFLAGS += -fms-compatibility-version=19.0
328		override CXXFLAGS := $(subst -std=c++11,-std=c++14,$(CXXFLAGS))
329
330		# The MSVC linker doesn't understand long section names
331		# generated by the clang compiler.
332		LDFLAGS += -fuse-ld=lld
333	endif
334endif
335
336#----------------------------------------------------------------------
337# C++ standard library options
338#----------------------------------------------------------------------
339ifeq (1,$(USE_LIBSTDCPP))
340	# Clang requires an extra flag: -stdlib=libstdc++
341	ifneq (,$(findstring clang,$(CC)))
342		CXXFLAGS += -stdlib=libstdc++ -DLLDB_USING_LIBSTDCPP
343		LDFLAGS += -stdlib=libstdc++
344	endif
345endif
346
347ifeq (1,$(USE_LIBCPP))
348	CXXFLAGS += -DLLDB_USING_LIBCPP
349	ifeq "$(OS)" "Linux"
350		ifneq (,$(findstring clang,$(CC)))
351			CXXFLAGS += -stdlib=libc++
352			LDFLAGS += -stdlib=libc++
353		else
354			CXXFLAGS += -isystem /usr/include/c++/v1
355			LDFLAGS += -lc++
356		endif
357	else ifeq "$(OS)" "Android"
358		# Nothing to do, this is already handled in
359		# Android.rules.
360	else
361		CXXFLAGS += -stdlib=libc++
362		LDFLAGS += -stdlib=libc++
363	endif
364endif
365
366#----------------------------------------------------------------------
367# dylib settings
368#----------------------------------------------------------------------
369ifneq "$(strip $(DYLIB_C_SOURCES))" ""
370	DYLIB_OBJECTS +=$(strip $(DYLIB_C_SOURCES:.c=.o))
371endif
372
373ifneq "$(strip $(DYLIB_OBJC_SOURCES))" ""
374	DYLIB_OBJECTS +=$(strip $(DYLIB_OBJC_SOURCES:.m=.o))
375endif
376
377ifneq "$(strip $(DYLIB_CXX_SOURCES))" ""
378    DYLIB_OBJECTS +=$(strip $(DYLIB_CXX_SOURCES:.cpp=.o))
379    CXX = $(call cxx_compiler,$(CC))
380    LD = $(call cxx_linker,$(CC))
381endif
382
383#----------------------------------------------------------------------
384# Check if we have a precompiled header
385#----------------------------------------------------------------------
386ifneq "$(strip $(PCH_CXX_SOURCE))" ""
387    PCH_OUTPUT = $(PCH_CXX_SOURCE:.h=.h.pch)
388    PCHFLAGS = -include $(PCH_CXX_SOURCE)
389endif
390
391#----------------------------------------------------------------------
392# Check if we have any C source files
393#----------------------------------------------------------------------
394ifneq "$(strip $(C_SOURCES))" ""
395	OBJECTS +=$(strip $(C_SOURCES:.c=.o))
396endif
397
398#----------------------------------------------------------------------
399# Check if we have any C++ source files
400#----------------------------------------------------------------------
401ifneq "$(strip $(CXX_SOURCES))" ""
402	OBJECTS +=$(strip $(CXX_SOURCES:.cpp=.o))
403	CXX = $(call cxx_compiler,$(CC))
404	LD = $(call cxx_linker,$(CC))
405endif
406
407#----------------------------------------------------------------------
408# Check if we have any ObjC source files
409#----------------------------------------------------------------------
410ifneq "$(strip $(OBJC_SOURCES))" ""
411	OBJECTS +=$(strip $(OBJC_SOURCES:.m=.o))
412	LDFLAGS +=-lobjc
413endif
414
415#----------------------------------------------------------------------
416# Check if we have any ObjC++ source files
417#----------------------------------------------------------------------
418ifneq "$(strip $(OBJCXX_SOURCES))" ""
419	OBJECTS +=$(strip $(OBJCXX_SOURCES:.mm=.o))
420	CXX = $(call cxx_compiler,$(CC))
421	LD = $(call cxx_linker,$(CC))
422	ifeq "$(findstring lobjc,$(LDFLAGS))" ""
423		LDFLAGS +=-lobjc
424	endif
425endif
426
427#----------------------------------------------------------------------
428# Check if we have any C source files for archive
429#----------------------------------------------------------------------
430ifneq "$(strip $(ARCHIVE_C_SOURCES))" ""
431	ARCHIVE_OBJECTS +=$(strip $(ARCHIVE_C_SOURCES:.c=.o))
432endif
433
434#----------------------------------------------------------------------
435# Check if we have any C++ source files for archive
436#----------------------------------------------------------------------
437ifneq "$(strip $(ARCHIVE_CXX_SOURCES))" ""
438	ARCHIVE_OBJECTS +=$(strip $(ARCHIVE_CXX_SOURCES:.cpp=.o))
439	CXX = $(call cxx_compiler,$(CC))
440	LD = $(call cxx_linker,$(CC))
441endif
442
443#----------------------------------------------------------------------
444# Check if we have any ObjC source files for archive
445#----------------------------------------------------------------------
446ifneq "$(strip $(ARCHIVE_OBJC_SOURCES))" ""
447	ARCHIVE_OBJECTS +=$(strip $(ARCHIVE_OBJC_SOURCES:.m=.o))
448	LDFLAGS +=-lobjc
449endif
450
451#----------------------------------------------------------------------
452# Check if we have any ObjC++ source files for archive
453#----------------------------------------------------------------------
454ifneq "$(strip $(ARCHIVE_OBJCXX_SOURCES))" ""
455	ARCHIVE_OBJECTS +=$(strip $(ARCHIVE_OBJCXX_SOURCES:.mm=.o))
456	CXX = $(call cxx_compiler,$(CC))
457	LD = $(call cxx_linker,$(CC))
458	ifeq "$(findstring lobjc,$(LDFLAGS))" ""
459		LDFLAGS +=-lobjc
460	endif
461endif
462
463#----------------------------------------------------------------------
464# Check if we are compiling with gcc 4.6
465#----------------------------------------------------------------------
466ifneq "$(strip $(CXX_SOURCES) $(OBJCXX_SOURCES))" ""
467ifneq "$(filter g++,$(CXX))" ""
468	CXXVERSION = $(shell $(CXX) -dumpversion | cut -b 1-3)
469	ifeq "$(CXXVERSION)" "4.6"
470                # GCC 4.6 cannot handle -std=c++11, so replace it with -std=c++0x
471                # instead. FIXME: remove once GCC version is upgraded.
472		override CXXFLAGS := $(subst -std=c++11,-std=c++0x,$(CXXFLAGS))
473	endif
474endif
475endif
476
477ifeq ($(findstring clang, $(CXX)), clang)
478  CXXFLAGS += --driver-mode=g++
479endif
480
481ifneq "$(CXX)" ""
482  ifeq ($(findstring clang, $(LD)), clang)
483    LDFLAGS += --driver-mode=g++
484  endif
485endif
486
487#----------------------------------------------------------------------
488# DYLIB_ONLY variable can be used to skip the building of a.out.
489# See the sections below regarding dSYM file as well as the building of
490# EXE from all the objects.
491#----------------------------------------------------------------------
492
493#----------------------------------------------------------------------
494# Make the dSYM file from the executable if $(MAKE_DSYM) != "NO"
495#----------------------------------------------------------------------
496ifneq "$(DYLIB_ONLY)" "YES"
497$(DSYM) : $(EXE)
498ifeq "$(OS)" "Darwin"
499ifneq "$(MAKE_DSYM)" "NO"
500	"$(DS)" $(DSFLAGS) -o "$(DSYM)" "$(EXE)"
501endif
502else
503ifeq "$(SPLIT_DEBUG_SYMBOLS)" "YES"
504	$(OBJCOPY) --only-keep-debug "$(EXE)" "$(DSYM)"
505	$(OBJCOPY) --strip-debug --add-gnu-debuglink="$(DSYM)" "$(EXE)" "$(EXE)"
506endif
507endif
508endif
509
510#----------------------------------------------------------------------
511# Compile the executable from all the objects.
512#----------------------------------------------------------------------
513ifneq "$(DYLIB_NAME)" ""
514ifeq "$(DYLIB_ONLY)" ""
515$(EXE) : $(OBJECTS) $(ARCHIVE_NAME) $(DYLIB_FILENAME)
516	$(LD) $(OBJECTS) $(ARCHIVE_NAME) -L. -l$(DYLIB_NAME) $(LDFLAGS) -o "$(EXE)"
517else
518EXE = $(DYLIB_FILENAME)
519endif
520else
521$(EXE) : $(OBJECTS) $(ARCHIVE_NAME)
522	$(LD) $(OBJECTS) $(LDFLAGS) $(ARCHIVE_NAME) -o "$(EXE)"
523endif
524
525#----------------------------------------------------------------------
526# Make the archive
527#----------------------------------------------------------------------
528ifneq "$(ARCHIVE_NAME)" ""
529ifeq "$(OS)" "Darwin"
530$(ARCHIVE_NAME) : $(ARCHIVE_OBJECTS)
531	$(AR) $(ARFLAGS) $(ARCHIVE_NAME) $(ARCHIVE_OBJECTS)
532	$(RM) $(ARCHIVE_OBJECTS)
533else
534$(ARCHIVE_NAME) : $(foreach ar_obj,$(ARCHIVE_OBJECTS),$(ARCHIVE_NAME)($(ar_obj)))
535endif
536endif
537
538#----------------------------------------------------------------------
539# Make the dylib
540#----------------------------------------------------------------------
541$(DYLIB_OBJECTS) : CFLAGS += -DCOMPILING_LLDB_TEST_DLL
542
543$(DYLIB_FILENAME) : $(DYLIB_OBJECTS)
544ifeq "$(OS)" "Darwin"
545	$(LD) $(DYLIB_OBJECTS) $(LDFLAGS) -install_name "$(DYLIB_EXECUTABLE_PATH)/$(DYLIB_FILENAME)" -dynamiclib -o "$(DYLIB_FILENAME)"
546ifneq "$(MAKE_DSYM)" "NO"
547ifneq "$(DS)" ""
548	"$(DS)" $(DSFLAGS) "$(DYLIB_FILENAME)"
549endif
550endif
551else
552	$(LD) $(DYLIB_OBJECTS) $(LDFLAGS) -shared -o "$(DYLIB_FILENAME)"
553ifeq "$(SPLIT_DEBUG_SYMBOLS)" "YES"
554	$(OBJCOPY) --only-keep-debug "$(DYLIB_FILENAME)" "$(DYLIB_FILENAME).debug"
555	$(OBJCOPY) --strip-debug --add-gnu-debuglink="$(DYLIB_FILENAME).debug" "$(DYLIB_FILENAME)" "$(DYLIB_FILENAME)"
556endif
557endif
558
559#----------------------------------------------------------------------
560# Make the precompiled header and compile C++ sources against it
561#----------------------------------------------------------------------
562
563#ifneq "$(PCH_OUTPUT)" ""
564$(PCH_OUTPUT) : $(PCH_CXX_SOURCE)
565	$(CXX) $(CXXFLAGS) -x c++-header -o $(PCH_OUTPUT) $(PCH_CXX_SOURCE)
566%.o : %.cpp $(PCH_OUTPUT)
567	$(CXX) $(PCHFLAGS) $(CXXFLAGS) -c -o $@ $<
568#endif
569
570#----------------------------------------------------------------------
571# Automatic variables based on items already entered. Below we create
572# an object's lists from the list of sources by replacing all entries
573# that end with .c with .o, and we also create a list of prerequisite
574# files by replacing all .c files with .d.
575#----------------------------------------------------------------------
576PREREQS := $(OBJECTS:.o=.d)
577DWOS := $(OBJECTS:.o=.dwo) $(ARCHIVE_OBJECTS:.o=.dwo)
578ifneq "$(DYLIB_NAME)" ""
579	DYLIB_PREREQS := $(DYLIB_OBJECTS:.o=.d)
580	DYLIB_DWOS := $(DYLIB_OBJECTS:.o=.dwo)
581endif
582
583#----------------------------------------------------------------------
584# Rule for Generating Prerequisites Automatically using .d files and
585# the compiler -MM option. The -M option will list all system headers,
586# and the -MM option will list all non-system dependencies.
587#----------------------------------------------------------------------
588ifeq "$(HOST_OS)" "Windows_NT"
589	JOIN_CMD = &
590	QUOTE = "
591else
592	JOIN_CMD = ;
593	QUOTE = '
594endif
595
596%.d: %.c
597	@rm -f $@ $(JOIN_CMD) \
598	$(CC) -M $(CFLAGS) $< > [email protected] && \
599	sed $(QUOTE)s,\($*\)\.o[ :]*,\1.o $@ : ,g$(QUOTE) < [email protected] > $@ $(JOIN_CMD) \
600	rm -f [email protected]
601
602%.d: %.cpp
603	@rm -f $@ $(JOIN_CMD) \
604	$(CXX) -M $(CXXFLAGS) $< > [email protected] && \
605	sed $(QUOTE)s,\($*\)\.o[ :]*,\1.o $@ : ,g$(QUOTE) < [email protected] > $@ $(JOIN_CMD) \
606	rm -f [email protected]
607
608%.d: %.m
609	@rm -f $@ $(JOIN_CMD) \
610	$(CC) -M $(CFLAGS) $< > [email protected] && \
611	sed $(QUOTE)s,\($*\)\.o[ :]*,\1.o $@ : ,g$(QUOTE) < [email protected] > $@ $(JOIN_CMD) \
612	rm -f [email protected]
613
614%.d: %.mm
615	@rm -f $@ $(JOIN_CMD) \
616	$(CXX) -M $(CXXFLAGS) $< > [email protected] && \
617	sed $(QUOTE)s,\($*\)\.o[ :]*,\1.o $@ : ,g$(QUOTE) < [email protected] > $@ $(JOIN_CMD) \
618	rm -f [email protected]
619
620#----------------------------------------------------------------------
621# Include all of the makefiles for each source file so we don't have
622# to manually track all of the prerequisites for each source file.
623#----------------------------------------------------------------------
624sinclude $(PREREQS)
625ifneq "$(DYLIB_NAME)" ""
626	sinclude $(DYLIB_PREREQS)
627endif
628
629# Define a suffix rule for .mm -> .o
630.SUFFIXES: .mm .o
631.mm.o:
632	$(CXX) $(CXXFLAGS) -c $<
633
634.PHONY: clean
635dsym:	$(DSYM)
636all:	$(EXE) $(DSYM)
637clean::
638	$(RM) $(OBJECTS) $(PREREQS) $(PREREQS:.d=.d.tmp) $(DWOS) $(ARCHIVE_NAME) $(ARCHIVE_OBJECTS)
639ifneq "$(DYLIB_NAME)" ""
640	$(RM) -r $(DYLIB_FILENAME).dSYM
641	$(RM) $(DYLIB_OBJECTS) $(DYLIB_PREREQS) $(DYLIB_PREREQS:.d=.d.tmp) $(DYLIB_DWOS) $(DYLIB_FILENAME) $(DYLIB_FILENAME).debug
642endif
643ifneq "$(PCH_OUTPUT)" ""
644	$(RM) $(PCH_OUTPUT)
645endif
646ifneq "$(DSYM)" ""
647	$(RM) -r "$(DSYM)"
648endif
649ifeq "$(OS)" "Windows_NT"
650# http://llvm.org/pr24589
651	IF EXIST "$(EXE)" del "$(EXE)"
652	$(RM) $(wildcard *.manifest *.pdb *.ilk)
653ifneq "$(DYLIB_NAME)" ""
654	$(RM) $(DYLIB_NAME).lib $(DYLIB_NAME).exp
655endif
656else
657	$(RM) "$(EXE)"
658endif
659
660#----------------------------------------------------------------------
661# From http://blog.melski.net/tag/debugging-makefiles/
662#
663# Usage: make print-CC print-CXX print-LD
664#----------------------------------------------------------------------
665print-%:
666	@echo '$*=$($*)'
667	@echo '  origin = $(origin $*)'
668	@echo '  flavor = $(flavor $*)'
669	@echo '   value = $(value  $*)'
670
671### Local Variables: ###
672### mode:makefile ###
673### End: ###
674