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# Also might be of interest:
17# FRAMEWORK_INCLUDES (Darwin only) :=
18# CFLAGS_EXTRAS :=
19# LD_EXTRAS :=
20# SPLIT_DEBUG_SYMBOLS := YES
21# CROSS_COMPILE :=
22#
23# And test/functionalities/archives/Makefile:
24# MAKE_DSYM := NO
25# ARCHIVE_NAME := libfoo.a
26# ARCHIVE_C_SOURCES := a.c b.c
27
28# Uncomment line below for debugging shell commands
29# SHELL = /bin/sh -x
30
31SRCDIR := $(shell dirname $(firstword $(MAKEFILE_LIST)))/
32BUILDDIR := $(shell pwd)
33THIS_FILE_DIR := $(shell dirname $(lastword $(MAKEFILE_LIST)))/
34LLDB_BASE_DIR := $(THIS_FILE_DIR)../../../../../
35
36
37#----------------------------------------------------------------------
38# If OS is not defined, use 'uname -s' to determine the OS name.
39#
40# uname on Windows gives "windows32" or "server version windows32", but most
41# environments standardize on "Windows_NT", so we'll make it consistent here.
42# When running tests from Visual Studio, the environment variable isn't
43# inherited all the way down to the process spawned for make.
44#----------------------------------------------------------------------
45HOST_OS = $(shell uname -s)
46ifneq (,$(findstring windows32,$(HOST_OS)))
47	HOST_OS = Windows_NT
48endif
49ifeq "$(OS)" ""
50	OS = $(HOST_OS)
51endif
52
53#----------------------------------------------------------------------
54# If TRIPLE is not defined try to set the ARCH, CC, CFLAGS, and more
55# from the triple alone
56#----------------------------------------------------------------------
57ARCH_CFLAGS :=
58ifneq "$(TRIPLE)" ""
59	triple_space = $(subst -, ,$(TRIPLE))
60	ARCH =$(word 1, $(triple_space))
61	TRIPLE_VENDOR =$(word 2, $(triple_space))
62	triple_os_and_version =$(shell echo $(word 3, $(triple_space)) | sed 's/\([a-z]*\)\(.*\)/\1 \2/')
63	TRIPLE_OS =$(word 1, $(triple_os_and_version))
64	TRIPLE_VERSION =$(word 2, $(triple_os_and_version))
65	ifeq "$(TRIPLE_VENDOR)" "apple"
66		ifeq "$(TRIPLE_OS)" "ios"
67		    ifeq "$(SDKROOT)" ""
68				# Set SDKROOT if it wasn't set
69				ifneq (,$(findstring arm,$(ARCH)))
70					SDKROOT = $(shell xcrun --sdk iphoneos --show-sdk-path)
71					ifeq "$(TRIPLE_VERSION)" ""
72						TRIPLE_VERSION =$(shell echo $(notdir $(SDKROOT)) | sed -e 's/.*\([0-9]\.[0-9]\).*/\1/')
73					endif
74					ARCH_CFLAGS :=-mios-version-min=$(TRIPLE_VERSION) -isysroot "$(SDKROOT)"
75				else
76					SDKROOT = $(shell xcrun --sdk iphonesimulator --show-sdk-path)
77					ifeq "$(TRIPLE_VERSION)" ""
78						TRIPLE_VERSION =$(shell echo $(notdir $(SDKROOT)) | sed -e 's/.*\([0-9]\.[0-9]\).*/\1/')
79					endif
80					ARCH_CFLAGS :=-mios-simulator-version-min=$(TRIPLE_VERSION) -isysroot "$(SDKROOT)"
81				endif
82			endif
83		endif
84		ifeq "$(TRIPLE_OS)" "watchos"
85		    ifeq "$(SDKROOT)" ""
86				# Set SDKROOT if it wasn't set
87				ifneq (,$(findstring arm,$(ARCH)))
88					SDKROOT = $(shell xcrun --sdk watchos --show-sdk-path)
89					ifeq "$(TRIPLE_VERSION)" ""
90						TRIPLE_VERSION =$(shell echo $(notdir $(SDKROOT)) | sed -e 's/.*\([0-9]\.[0-9]\).*/\1/')
91					endif
92					ARCH_CFLAGS :=-mwatchos-version-min=$(TRIPLE_VERSION) -isysroot "$(SDKROOT)"
93				else
94					SDKROOT = $(shell xcrun --sdk watchsimulator --show-sdk-path)
95					ifeq "$(TRIPLE_VERSION)" ""
96						TRIPLE_VERSION =$(shell echo $(notdir $(SDKROOT)) | sed -e 's/.*\([0-9]\.[0-9]\).*/\1/')
97					endif
98					ARCH_CFLAGS :=-mwatchos-simulator-version-min=$(TRIPLE_VERSION) -isysroot "$(SDKROOT)"
99				endif
100			endif
101		endif
102	endif
103endif
104ifeq "$(OS)" "Android"
105	include $(THIS_FILE_DIR)/Android.rules
106endif
107
108#----------------------------------------------------------------------
109# If ARCH is not defined, default to x86_64.
110#----------------------------------------------------------------------
111ifeq "$(ARCH)" ""
112ifeq "$(OS)" "Windows_NT"
113	ARCH = x86
114else
115	ARCH = x86_64
116endif
117endif
118
119#----------------------------------------------------------------------
120# CC defaults to clang.
121#
122# If you change the defaults of CC, be sure to also change it in the file
123# test/plugins/builder_base.py, which provides a Python way to return the
124# value of the make variable CC -- getCompiler().
125#
126# See also these functions:
127#   o cxx_compiler
128#   o cxx_linker
129#----------------------------------------------------------------------
130CC ?= clang
131ifeq "$(CC)" "cc"
132	ifneq "$(shell which clang)" ""
133		CC = clang
134	else ifneq "$(shell which clang-3.5)" ""
135		CC = clang-3.5
136	else ifneq "$(shell which gcc)" ""
137		CC = gcc
138	endif
139endif
140
141#----------------------------------------------------------------------
142# ARCHFLAG is the flag used to tell the compiler which architecture
143# to compile for. The default is the flag that clang accepts.
144#----------------------------------------------------------------------
145ARCHFLAG ?= -arch
146
147#----------------------------------------------------------------------
148# Change any build/tool options needed
149#----------------------------------------------------------------------
150ifeq "$(OS)" "Darwin"
151	DS := $(DSYMUTIL)
152	DSFLAGS =
153	DSYM = $(EXE).dSYM
154	AR := $(CROSS_COMPILE)libtool
155	ARFLAGS := -static -o
156else
157	AR := $(CROSS_COMPILE)ar
158	# On non-Apple platforms, -arch becomes -m
159	ARCHFLAG := -m
160
161	# i386, i686, x86 -> 32
162	# amd64, x86_64, x64 -> 64
163	ifeq "$(ARCH)" "amd64"
164		override ARCH := $(subst amd64,64,$(ARCH))
165	endif
166	ifeq "$(ARCH)" "x86_64"
167		override ARCH := $(subst x86_64,64,$(ARCH))
168	endif
169	ifeq "$(ARCH)" "x64"
170		override ARCH := $(subst x64,64,$(ARCH))
171	endif
172	ifeq "$(ARCH)" "x86"
173		override ARCH := $(subst x86,32,$(ARCH))
174	endif
175	ifeq "$(ARCH)" "i386"
176		override ARCH := $(subst i386,32,$(ARCH))
177	endif
178	ifeq "$(ARCH)" "i686"
179		override ARCH := $(subst i686,32,$(ARCH))
180	endif
181	ifeq "$(ARCH)" "powerpc"
182		override ARCH := $(subst powerpc,32,$(ARCH))
183	endif
184	ifeq "$(ARCH)" "powerpc64"
185		override ARCH := $(subst powerpc64,64,$(ARCH))
186	endif
187	ifeq "$(ARCH)" "powerpc64le"
188		override ARCH := $(subst powerpc64le,64,$(ARCH))
189	endif
190	ifeq "$(ARCH)" "aarch64"
191		override ARCH :=
192		override ARCHFLAG :=
193	endif
194	ifeq "$(ARCH)" "arm"
195		override ARCH :=
196		override ARCHFLAG :=
197	endif
198	ifeq "$(ARCH)" "s390x"
199		override ARCH :=
200		override ARCHFLAG :=
201	endif
202	ifeq "$(findstring mips,$(ARCH))" "mips"
203		override ARCHFLAG := -
204	endif
205
206	ifeq "$(SPLIT_DEBUG_SYMBOLS)" "YES"
207		DSYM = $(EXE).debug
208	endif
209endif
210
211LIMIT_DEBUG_INFO_FLAGS =
212NO_LIMIT_DEBUG_INFO_FLAGS =
213MODULE_DEBUG_INFO_FLAGS =
214ifneq (,$(findstring clang,$(CC)))
215   LIMIT_DEBUG_INFO_FLAGS += -flimit-debug-info
216   NO_LIMIT_DEBUG_INFO_FLAGS += -fno-limit-debug-info
217   MODULE_DEBUG_INFO_FLAGS += -gmodules
218endif
219
220DEBUG_INFO_FLAG ?= -g
221
222CFLAGS ?= $(DEBUG_INFO_FLAG) -O0 -fno-builtin
223ifeq "$(OS)" "Darwin"
224	CFLAGS += $(ARCHFLAG) $(ARCH) $(FRAMEWORK_INCLUDES) -I$(LLDB_BASE_DIR)include
225else
226	CFLAGS += $(ARCHFLAG)$(ARCH) $(FRAMEWORK_INCLUDES) -I$(LLDB_BASE_DIR)include
227endif
228
229CFLAGS += -I$(SRCDIR) -include $(THIS_FILE_DIR)test_common.h -I$(THIS_FILE_DIR)
230CFLAGS += $(NO_LIMIT_DEBUG_INFO_FLAGS) $(ARCH_CFLAGS) $(CFLAGS_EXTRAS)
231
232# Use this one if you want to build one part of the result without debug information:
233ifeq "$(OS)" "Darwin"
234	CFLAGS_NO_DEBUG = -O0 $(ARCHFLAG) $(ARCH) $(FRAMEWORK_INCLUDES) $(ARCH_CFLAGS) $(CFLAGS_EXTRAS)
235else
236	CFLAGS_NO_DEBUG = -O0 $(ARCHFLAG)$(ARCH) $(FRAMEWORK_INCLUDES) $(ARCH_CFLAGS) $(CFLAGS_EXTRAS)
237endif
238
239ifeq "$(MAKE_DWO)" "YES"
240	CFLAGS += -gsplit-dwarf
241endif
242
243CLANG_MODULE_CACHE_DIR := $(BUILDDIR)/module-cache
244
245MANDATORY_MODULE_BUILD_CFLAGS := -fmodules -gmodules -fmodules-cache-path=$(CLANG_MODULE_CACHE_DIR)
246
247ifeq "$(MAKE_GMODULES)" "YES"
248	CFLAGS += $(MANDATORY_MODULE_BUILD_CFLAGS)
249endif
250
251CXXFLAGS += -std=c++11 $(CFLAGS) $(ARCH_CXXFLAGS)
252LD = $(CC)
253LDFLAGS ?= $(CFLAGS)
254LDFLAGS += $(LD_EXTRAS) $(ARCH_LDFLAGS)
255ifeq (,$(filter $(OS), Windows_NT Android Darwin))
256	ifneq (,$(filter YES,$(ENABLE_THREADS)))
257		LDFLAGS += -pthread
258	endif
259endif
260OBJECTS =
261EXE ?= a.out
262
263ifneq "$(DYLIB_NAME)" ""
264	ifeq "$(OS)" "Darwin"
265		DYLIB_FILENAME = lib$(DYLIB_NAME).dylib
266		DYLIB_EXECUTABLE_PATH ?= @executable_path
267	else ifeq "$(OS)" "Windows_NT"
268		DYLIB_FILENAME = $(DYLIB_NAME).dll
269	else
270		DYLIB_FILENAME = lib$(DYLIB_NAME).so
271	endif
272endif
273
274# Function that returns the counterpart C++ compiler, given $(CC) as arg.
275cxx_compiler_notdir = $(if $(findstring icc,$(1)), \
276                            $(subst icc,icpc,$(1)), \
277                            $(if $(findstring llvm-gcc,$(1)), \
278                                 $(subst llvm-gcc,llvm-g++,$(1)), \
279                                 $(if $(findstring gcc,$(1)), \
280                                      $(subst gcc,g++,$(1)), \
281                                      $(subst cc,c++,$(1)))))
282cxx_compiler = $(if $(findstring /,$(1)),$(join $(dir $(1)), $(call cxx_compiler_notdir,$(notdir $(1)))),$(call cxx_compiler_notdir,$(1)))
283
284# Function that returns the C++ linker, given $(CC) as arg.
285cxx_linker_notdir = $(if $(findstring icc,$(1)), \
286                          $(subst icc,icpc,$(1)), \
287                          $(if $(findstring llvm-gcc,$(1)), \
288                               $(subst llvm-gcc,llvm-g++,$(1)), \
289                               $(if $(findstring gcc,$(1)), \
290                                    $(subst gcc,g++,$(1)), \
291                                    $(subst cc,c++,$(1)))))
292cxx_linker = $(if $(findstring /,$(1)),$(join $(dir $(1)), $(call cxx_linker_notdir,$(notdir $(1)))),$(call cxx_linker_notdir,$(1)))
293
294ifneq "$(OS)" "Darwin"
295    CLANG_OR_GCC := $(strip $(if $(findstring clang,$(CC)), \
296                                 $(findstring clang,$(CC)), \
297                                 $(if $(findstring gcc,$(CC)), \
298                                      $(findstring gcc,$(CC)), \
299                                      cc)))
300
301    CC_LASTWORD := $(strip $(lastword $(subst -, ,$(CC))))
302
303    replace_with = $(strip $(if $(findstring $(3),$(CC_LASTWORD)), \
304                           $(subst $(3),$(1),$(2)), \
305                           $(subst $(3),$(1),$(subst -$(CC_LASTWORD),,$(2)))))
306
307    ifeq "$(notdir $(CC))" "$(CC)"
308        replace_cc_with = $(call replace_with,$(1),$(CC),$(CLANG_OR_GCC))
309    else
310        replace_cc_with = $(join $(dir $(CC)),$(call replace_with,$(1),$(notdir $(CC)),$(CLANG_OR_GCC)))
311    endif
312
313    OBJCOPY ?= $(call replace_cc_with,objcopy)
314    ARCHIVER ?= $(call replace_cc_with,ar)
315    override AR = $(ARCHIVER)
316endif
317
318ifdef PIE
319    LDFLAGS += -pie
320endif
321
322#----------------------------------------------------------------------
323# Windows specific options
324#----------------------------------------------------------------------
325ifeq "$(OS)" "Windows_NT"
326	ifneq (,$(findstring clang,$(CC)))
327		# Clang for Windows doesn't support C++ Exceptions
328		CXXFLAGS += -fno-exceptions
329		CXXFLAGS += -D_HAS_EXCEPTIONS=0
330
331		# MSVC 2015 or higher is required, which depends on c++14, so
332		# append these values unconditionally.
333		CXXFLAGS += -fms-compatibility-version=19.0
334		override CXXFLAGS := $(subst -std=c++11,-std=c++14,$(CXXFLAGS))
335
336		# The MSVC linker doesn't understand long section names
337		# generated by the clang compiler.
338		LDFLAGS += -fuse-ld=lld
339	endif
340endif
341
342#----------------------------------------------------------------------
343# C++ standard library options
344#----------------------------------------------------------------------
345ifeq (1,$(USE_LIBSTDCPP))
346	# Clang requires an extra flag: -stdlib=libstdc++
347	ifneq (,$(findstring clang,$(CC)))
348		CXXFLAGS += -stdlib=libstdc++ -DLLDB_USING_LIBSTDCPP
349		LDFLAGS += -stdlib=libstdc++
350	endif
351endif
352
353ifeq (1,$(USE_LIBCPP))
354	CXXFLAGS += -DLLDB_USING_LIBCPP
355	ifeq "$(OS)" "Linux"
356		ifneq (,$(findstring clang,$(CC)))
357			CXXFLAGS += -stdlib=libc++
358			LDFLAGS += -stdlib=libc++
359		else
360			CXXFLAGS += -isystem /usr/include/c++/v1
361			LDFLAGS += -lc++
362		endif
363	else ifeq "$(OS)" "Android"
364		# Nothing to do, this is already handled in
365		# Android.rules.
366	else
367		CXXFLAGS += -stdlib=libc++
368		LDFLAGS += -stdlib=libc++
369	endif
370endif
371
372#----------------------------------------------------------------------
373# dylib settings
374#----------------------------------------------------------------------
375ifneq "$(strip $(DYLIB_C_SOURCES))" ""
376	DYLIB_OBJECTS +=$(strip $(DYLIB_C_SOURCES:.c=.o))
377endif
378
379ifneq "$(strip $(DYLIB_OBJC_SOURCES))" ""
380	DYLIB_OBJECTS +=$(strip $(DYLIB_OBJC_SOURCES:.m=.o))
381endif
382
383ifneq "$(strip $(DYLIB_CXX_SOURCES))" ""
384    DYLIB_OBJECTS +=$(strip $(DYLIB_CXX_SOURCES:.cpp=.o))
385    CXX = $(call cxx_compiler,$(CC))
386    LD = $(call cxx_linker,$(CC))
387endif
388
389#----------------------------------------------------------------------
390# Check if we have a precompiled header
391#----------------------------------------------------------------------
392ifneq "$(strip $(PCH_CXX_SOURCE))" ""
393    PCH_OUTPUT = $(PCH_CXX_SOURCE:.h=.h.pch)
394    PCHFLAGS = -include $(PCH_CXX_SOURCE)
395endif
396
397#----------------------------------------------------------------------
398# Check if we have any C source files
399#----------------------------------------------------------------------
400ifneq "$(strip $(C_SOURCES))" ""
401	OBJECTS +=$(strip $(C_SOURCES:.c=.o))
402endif
403
404#----------------------------------------------------------------------
405# Check if we have any C++ source files
406#----------------------------------------------------------------------
407ifneq "$(strip $(CXX_SOURCES))" ""
408	OBJECTS +=$(strip $(CXX_SOURCES:.cpp=.o))
409	CXX = $(call cxx_compiler,$(CC))
410	LD = $(call cxx_linker,$(CC))
411endif
412
413#----------------------------------------------------------------------
414# Check if we have any ObjC source files
415#----------------------------------------------------------------------
416ifneq "$(strip $(OBJC_SOURCES))" ""
417	OBJECTS +=$(strip $(OBJC_SOURCES:.m=.o))
418	LDFLAGS +=-lobjc
419endif
420
421#----------------------------------------------------------------------
422# Check if we have any ObjC++ source files
423#----------------------------------------------------------------------
424ifneq "$(strip $(OBJCXX_SOURCES))" ""
425	OBJECTS +=$(strip $(OBJCXX_SOURCES:.mm=.o))
426	CXX = $(call cxx_compiler,$(CC))
427	LD = $(call cxx_linker,$(CC))
428	ifeq "$(findstring lobjc,$(LDFLAGS))" ""
429		LDFLAGS +=-lobjc
430	endif
431endif
432
433#----------------------------------------------------------------------
434# Check if we have any C source files for archive
435#----------------------------------------------------------------------
436ifneq "$(strip $(ARCHIVE_C_SOURCES))" ""
437	ARCHIVE_OBJECTS +=$(strip $(ARCHIVE_C_SOURCES:.c=.o))
438endif
439
440#----------------------------------------------------------------------
441# Check if we have any C++ source files for archive
442#----------------------------------------------------------------------
443ifneq "$(strip $(ARCHIVE_CXX_SOURCES))" ""
444	ARCHIVE_OBJECTS +=$(strip $(ARCHIVE_CXX_SOURCES:.cpp=.o))
445	CXX = $(call cxx_compiler,$(CC))
446	LD = $(call cxx_linker,$(CC))
447endif
448
449#----------------------------------------------------------------------
450# Check if we have any ObjC source files for archive
451#----------------------------------------------------------------------
452ifneq "$(strip $(ARCHIVE_OBJC_SOURCES))" ""
453	ARCHIVE_OBJECTS +=$(strip $(ARCHIVE_OBJC_SOURCES:.m=.o))
454	LDFLAGS +=-lobjc
455endif
456
457#----------------------------------------------------------------------
458# Check if we have any ObjC++ source files for archive
459#----------------------------------------------------------------------
460ifneq "$(strip $(ARCHIVE_OBJCXX_SOURCES))" ""
461	ARCHIVE_OBJECTS +=$(strip $(ARCHIVE_OBJCXX_SOURCES:.mm=.o))
462	CXX = $(call cxx_compiler,$(CC))
463	LD = $(call cxx_linker,$(CC))
464	ifeq "$(findstring lobjc,$(LDFLAGS))" ""
465		LDFLAGS +=-lobjc
466	endif
467endif
468
469#----------------------------------------------------------------------
470# Check if we are compiling with gcc 4.6
471#----------------------------------------------------------------------
472ifneq "$(strip $(CXX_SOURCES) $(OBJCXX_SOURCES))" ""
473ifneq "$(filter g++,$(CXX))" ""
474	CXXVERSION = $(shell $(CXX) -dumpversion | cut -b 1-3)
475	ifeq "$(CXXVERSION)" "4.6"
476                # GCC 4.6 cannot handle -std=c++11, so replace it with -std=c++0x
477                # instead. FIXME: remove once GCC version is upgraded.
478		override CXXFLAGS := $(subst -std=c++11,-std=c++0x,$(CXXFLAGS))
479	endif
480endif
481endif
482
483ifeq ($(findstring clang, $(CXX)), clang)
484  CXXFLAGS += --driver-mode=g++
485endif
486
487ifneq "$(CXX)" ""
488  ifeq ($(findstring clang, $(LD)), clang)
489    LDFLAGS += --driver-mode=g++
490  endif
491endif
492
493#----------------------------------------------------------------------
494# DYLIB_ONLY variable can be used to skip the building of a.out.
495# See the sections below regarding dSYM file as well as the building of
496# EXE from all the objects.
497#----------------------------------------------------------------------
498
499#----------------------------------------------------------------------
500# Compile the executable from all the objects.
501#----------------------------------------------------------------------
502ifneq "$(DYLIB_NAME)" ""
503ifeq "$(DYLIB_ONLY)" ""
504$(EXE) : $(OBJECTS) $(ARCHIVE_NAME) $(DYLIB_FILENAME)
505	$(LD) $(OBJECTS) $(ARCHIVE_NAME) -L. -l$(DYLIB_NAME) $(LDFLAGS) -o "$(EXE)"
506else
507EXE = $(DYLIB_FILENAME)
508endif
509else
510$(EXE) : $(OBJECTS) $(ARCHIVE_NAME)
511	$(LD) $(OBJECTS) $(LDFLAGS) $(ARCHIVE_NAME) -o "$(EXE)"
512endif
513
514#----------------------------------------------------------------------
515# Make the dSYM file from the executable if $(MAKE_DSYM) != "NO"
516#----------------------------------------------------------------------
517$(DSYM) : $(EXE)
518ifeq "$(OS)" "Darwin"
519ifneq "$(MAKE_DSYM)" "NO"
520	"$(DS)" $(DSFLAGS) -o "$(DSYM)" "$(EXE)"
521else
522endif
523else
524ifeq "$(SPLIT_DEBUG_SYMBOLS)" "YES"
525	$(OBJCOPY) --only-keep-debug "$(EXE)" "$(DSYM)"
526	$(OBJCOPY) --strip-debug --add-gnu-debuglink="$(DSYM)" "$(EXE)" "$(EXE)"
527endif
528endif
529
530#----------------------------------------------------------------------
531# Make the archive
532#----------------------------------------------------------------------
533ifneq "$(ARCHIVE_NAME)" ""
534ifeq "$(OS)" "Darwin"
535$(ARCHIVE_NAME) : $(ARCHIVE_OBJECTS)
536	$(AR) $(ARFLAGS) $(ARCHIVE_NAME) $(ARCHIVE_OBJECTS)
537	$(RM) $(ARCHIVE_OBJECTS)
538else
539$(ARCHIVE_NAME) : $(foreach ar_obj,$(ARCHIVE_OBJECTS),$(ARCHIVE_NAME)($(ar_obj)))
540endif
541endif
542
543#----------------------------------------------------------------------
544# Make the dylib
545#----------------------------------------------------------------------
546$(DYLIB_OBJECTS) : CFLAGS += -DCOMPILING_LLDB_TEST_DLL
547
548ifneq "$(OS)" "Windows_NT"
549$(DYLIB_OBJECTS) : CFLAGS += -fPIC
550$(DYLIB_OBJECTS) : CXXFLAGS += -fPIC
551endif
552
553$(DYLIB_FILENAME) : $(DYLIB_OBJECTS)
554ifeq "$(OS)" "Darwin"
555	$(LD) $(DYLIB_OBJECTS) $(LDFLAGS) -install_name "$(DYLIB_EXECUTABLE_PATH)/$(DYLIB_FILENAME)" -dynamiclib -o "$(DYLIB_FILENAME)"
556ifneq "$(MAKE_DSYM)" "NO"
557ifneq "$(DS)" ""
558	"$(DS)" $(DSFLAGS) "$(DYLIB_FILENAME)"
559endif
560endif
561else
562	$(LD) $(DYLIB_OBJECTS) $(LDFLAGS) -shared -o "$(DYLIB_FILENAME)"
563ifeq "$(SPLIT_DEBUG_SYMBOLS)" "YES"
564	$(OBJCOPY) --only-keep-debug "$(DYLIB_FILENAME)" "$(DYLIB_FILENAME).debug"
565	$(OBJCOPY) --strip-debug --add-gnu-debuglink="$(DYLIB_FILENAME).debug" "$(DYLIB_FILENAME)" "$(DYLIB_FILENAME)"
566endif
567endif
568
569#----------------------------------------------------------------------
570# Make the precompiled header and compile C++ sources against it
571#----------------------------------------------------------------------
572
573#ifneq "$(PCH_OUTPUT)" ""
574$(PCH_OUTPUT) : $(PCH_CXX_SOURCE)
575	$(CXX) $(CXXFLAGS) -x c++-header -o $@ $<
576%.o : %.cpp $(PCH_OUTPUT)
577	$(CXX) $(PCHFLAGS) $(CXXFLAGS) -c -o $@ $<
578#endif
579
580#----------------------------------------------------------------------
581# Automatic variables based on items already entered. Below we create
582# an object's lists from the list of sources by replacing all entries
583# that end with .c with .o, and we also create a list of prerequisite
584# files by replacing all .c files with .d.
585#----------------------------------------------------------------------
586PREREQS := $(OBJECTS:.o=.d)
587DWOS := $(OBJECTS:.o=.dwo) $(ARCHIVE_OBJECTS:.o=.dwo)
588ifneq "$(DYLIB_NAME)" ""
589	DYLIB_PREREQS := $(DYLIB_OBJECTS:.o=.d)
590	DYLIB_DWOS := $(DYLIB_OBJECTS:.o=.dwo)
591endif
592
593#----------------------------------------------------------------------
594# Rule for Generating Prerequisites Automatically using .d files and
595# the compiler -MM option. The -M option will list all system headers,
596# and the -MM option will list all non-system dependencies.
597#----------------------------------------------------------------------
598ifeq "$(HOST_OS)" "Windows_NT"
599	JOIN_CMD = &
600	QUOTE = "
601else
602	JOIN_CMD = ;
603	QUOTE = '
604endif
605
606%.d: %.c
607	@rm -f $@ $(JOIN_CMD) \
608	$(CC) -M $(CFLAGS) $< > [email protected] && \
609	sed $(QUOTE)s,\($*\)\.o[ :]*,\1.o $@ : ,g$(QUOTE) < [email protected] > $@ $(JOIN_CMD) \
610	rm -f [email protected]
611
612%.d: %.cpp
613	@rm -f $@ $(JOIN_CMD) \
614	$(CXX) -M $(CXXFLAGS) $< > [email protected] && \
615	sed $(QUOTE)s,\($*\)\.o[ :]*,\1.o $@ : ,g$(QUOTE) < [email protected] > $@ $(JOIN_CMD) \
616	rm -f [email protected]
617
618%.d: %.m
619	@rm -f $@ $(JOIN_CMD) \
620	$(CC) -M $(CFLAGS) $< > [email protected] && \
621	sed $(QUOTE)s,\($*\)\.o[ :]*,\1.o $@ : ,g$(QUOTE) < [email protected] > $@ $(JOIN_CMD) \
622	rm -f [email protected]
623
624%.d: %.mm
625	@rm -f $@ $(JOIN_CMD) \
626	$(CXX) -M $(CXXFLAGS) $< > [email protected] && \
627	sed $(QUOTE)s,\($*\)\.o[ :]*,\1.o $@ : ,g$(QUOTE) < [email protected] > $@ $(JOIN_CMD) \
628	rm -f [email protected]
629
630#----------------------------------------------------------------------
631# Include all of the makefiles for each source file so we don't have
632# to manually track all of the prerequisites for each source file.
633#----------------------------------------------------------------------
634sinclude $(PREREQS)
635ifneq "$(DYLIB_NAME)" ""
636	sinclude $(DYLIB_PREREQS)
637endif
638
639# Define a suffix rule for .mm -> .o
640.SUFFIXES: .mm .o
641.mm.o:
642	$(CXX) $(CXXFLAGS) -c $<
643
644.PHONY: clean
645dsym:	$(DSYM)
646all:	$(EXE) $(DSYM)
647clean::
648	$(RM) -rf $(OBJECTS) $(PREREQS) $(PREREQS:.d=.d.tmp) $(DWOS) $(ARCHIVE_NAME) $(ARCHIVE_OBJECTS) $(CLANG_MODULE_CACHE_DIR)
649ifneq "$(DYLIB_NAME)" ""
650	$(RM) -r $(DYLIB_FILENAME).dSYM
651	$(RM) $(DYLIB_OBJECTS) $(DYLIB_PREREQS) $(DYLIB_PREREQS:.d=.d.tmp) $(DYLIB_DWOS) $(DYLIB_FILENAME) $(DYLIB_FILENAME).debug
652endif
653ifneq "$(PCH_OUTPUT)" ""
654	$(RM) $(PCH_OUTPUT)
655endif
656ifneq "$(DSYM)" ""
657	$(RM) -r "$(DSYM)"
658endif
659ifeq "$(OS)" "Windows_NT"
660# http://llvm.org/pr24589
661	IF EXIST "$(EXE)" del "$(EXE)"
662	$(RM) $(wildcard *.manifest *.pdb *.ilk)
663ifneq "$(DYLIB_NAME)" ""
664	$(RM) $(DYLIB_NAME).lib $(DYLIB_NAME).exp
665endif
666else
667	$(RM) "$(EXE)"
668endif
669
670#----------------------------------------------------------------------
671# From http://blog.melski.net/tag/debugging-makefiles/
672#
673# Usage: make print-CC print-CXX print-LD
674#----------------------------------------------------------------------
675print-%:
676	@echo '$*=$($*)'
677	@echo '  origin = $(origin $*)'
678	@echo '  flavor = $(flavor $*)'
679	@echo '   value = $(value  $*)'
680
681### Local Variables: ###
682### mode:makefile ###
683### End: ###
684