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	endif
82endif
83ifeq "$(OS)" "Android"
84	include $(THIS_FILE_DIR)/Android.rules
85endif
86
87#----------------------------------------------------------------------
88# If ARCH is not defined, default to x86_64.
89#----------------------------------------------------------------------
90ifeq "$(ARCH)" ""
91ifeq "$(OS)" "Windows_NT"
92	ARCH = x86
93else
94	ARCH = x86_64
95endif
96endif
97
98#----------------------------------------------------------------------
99# CC defaults to clang.
100#
101# If you change the defaults of CC, be sure to also change it in the file
102# test/plugins/builder_base.py, which provides a Python way to return the
103# value of the make variable CC -- getCompiler().
104#
105# See also these functions:
106#   o cxx_compiler
107#   o cxx_linker
108#----------------------------------------------------------------------
109CC ?= clang
110ifeq "$(CC)" "cc"
111	ifneq "$(shell which clang)" ""
112		CC = clang
113	else ifneq "$(shell which clang-3.5)" ""
114		CC = clang-3.5
115	else ifneq "$(shell which gcc)" ""
116		CC = gcc
117	endif
118endif
119
120#----------------------------------------------------------------------
121# ARCHFLAG is the flag used to tell the compiler which architecture
122# to compile for. The default is the flag that clang accepts.
123#----------------------------------------------------------------------
124ARCHFLAG ?= -arch
125
126#----------------------------------------------------------------------
127# Change any build/tool options needed
128#----------------------------------------------------------------------
129ifeq "$(OS)" "Darwin"
130	DS := $(shell xcrun -find -toolchain default dsymutil)
131	DSFLAGS =
132	DSYM = $(EXE).dSYM
133	AR := $(CROSS_COMPILE)libtool
134	ARFLAGS := -static -o
135else
136	AR := $(CROSS_COMPILE)ar
137	# On non-Apple platforms, -arch becomes -m
138	ARCHFLAG := -m
139
140	# i386, i686, x86 -> 32
141	# amd64, x86_64, x64 -> 64
142	ifeq "$(ARCH)" "amd64"
143		override ARCH := $(subst amd64,64,$(ARCH))
144	endif
145	ifeq "$(ARCH)" "x86_64"
146		override ARCH := $(subst x86_64,64,$(ARCH))
147	endif
148	ifeq "$(ARCH)" "x64"
149		override ARCH := $(subst x64,64,$(ARCH))
150	endif
151	ifeq "$(ARCH)" "x86"
152		override ARCH := $(subst x86,32,$(ARCH))
153	endif
154	ifeq "$(ARCH)" "i386"
155		override ARCH := $(subst i386,32,$(ARCH))
156	endif
157	ifeq "$(ARCH)" "i686"
158		override ARCH := $(subst i686,32,$(ARCH))
159	endif
160	ifeq "$(ARCH)" "powerpc"
161		override ARCH := $(subst powerpc,32,$(ARCH))
162	endif
163	ifeq "$(ARCH)" "powerpc64"
164		override ARCH := $(subst powerpc64,64,$(ARCH))
165	endif
166	ifeq "$(ARCH)" "aarch64"
167		override ARCH :=
168		override ARCHFLAG :=
169	endif
170	ifeq "$(ARCH)" "arm"
171		override ARCH :=
172		override ARCHFLAG :=
173	endif
174	ifeq "$(ARCH)" "s390x"
175		override ARCH :=
176		override ARCHFLAG :=
177	endif
178	ifeq "$(findstring mips,$(ARCH))" "mips"
179		override ARCHFLAG := -
180	endif
181
182	ifeq "$(SPLIT_DEBUG_SYMBOLS)" "YES"
183		DSYM = $(EXE).debug
184	endif
185endif
186
187LIMIT_DEBUG_INFO_FLAGS =
188NO_LIMIT_DEBUG_INFO_FLAGS =
189MODULE_DEBUG_INFO_FLAGS =
190ifneq (,$(findstring clang,$(CC)))
191   LIMIT_DEBUG_INFO_FLAGS += -flimit-debug-info
192   NO_LIMIT_DEBUG_INFO_FLAGS += -fno-limit-debug-info
193   MODULE_DEBUG_INFO_FLAGS += -gmodules
194endif
195
196DEBUG_INFO_FLAG ?= -g
197
198CFLAGS ?= $(DEBUG_INFO_FLAG) -O0 -fno-builtin
199ifeq "$(OS)" "Darwin"
200	CFLAGS += $(ARCHFLAG) $(ARCH) $(FRAMEWORK_INCLUDES) $(CFLAGS_EXTRAS) -I$(LLDB_BASE_DIR)include
201else
202	CFLAGS += $(ARCHFLAG)$(ARCH) $(FRAMEWORK_INCLUDES) $(CFLAGS_EXTRAS) -I$(LLDB_BASE_DIR)include
203endif
204
205CFLAGS += -include $(THIS_FILE_DIR)test_common.h $(ARCH_CFLAGS)
206
207# Use this one if you want to build one part of the result without debug information:
208ifeq "$(OS)" "Darwin"
209	CFLAGS_NO_DEBUG = -O0 $(ARCHFLAG) $(ARCH) $(FRAMEWORK_INCLUDES) $(CFLAGS_EXTRAS) $(ARCH_CFLAGS)
210else
211	CFLAGS_NO_DEBUG = -O0 $(ARCHFLAG)$(ARCH) $(FRAMEWORK_INCLUDES) $(CFLAGS_EXTRAS) $(ARCH_CFLAGS)
212endif
213
214ifeq "$(MAKE_DWO)" "YES"
215	CFLAGS += -gsplit-dwarf
216endif
217
218ifeq "$(MAKE_GMODULES)" "YES"
219	CFLAGS += -fmodules -gmodules
220endif
221
222CXXFLAGS += -std=c++11
223# FIXME: C++ modules aren't supported on all platforms.
224CXXFLAGS += $(subst -fmodules,, $(CFLAGS))
225LD = $(CC)
226LDFLAGS ?= $(CFLAGS)
227LDFLAGS += $(LD_EXTRAS) $(ARCH_LDFLAGS)
228ifeq (,$(filter $(OS), Windows_NT Android))
229	ifneq (,$(filter YES,$(ENABLE_THREADS)))
230		LDFLAGS += -pthread
231	endif
232endif
233OBJECTS =
234EXE ?= a.out
235
236ifneq "$(DYLIB_NAME)" ""
237	ifeq "$(OS)" "Darwin"
238		DYLIB_FILENAME = lib$(DYLIB_NAME).dylib
239		DYLIB_EXECUTABLE_PATH ?= @executable_path
240	else ifeq "$(OS)" "Windows_NT"
241		DYLIB_FILENAME = $(DYLIB_NAME).dll
242	else
243		DYLIB_FILENAME = lib$(DYLIB_NAME).so
244	endif
245endif
246
247# Function that returns the counterpart C++ compiler, given $(CC) as arg.
248cxx_compiler_notdir = $(if $(findstring icc,$(1)), \
249                            $(subst icc,icpc,$(1)), \
250                            $(if $(findstring llvm-gcc,$(1)), \
251                                 $(subst llvm-gcc,llvm-g++,$(1)), \
252                                 $(if $(findstring gcc,$(1)), \
253                                      $(subst gcc,g++,$(1)), \
254                                      $(subst cc,c++,$(1)))))
255cxx_compiler = $(if $(findstring /,$(1)),$(join $(dir $(1)), $(call cxx_compiler_notdir,$(notdir $(1)))),$(call cxx_compiler_notdir,$(1)))
256
257# Function that returns the C++ linker, given $(CC) as arg.
258cxx_linker_notdir = $(if $(findstring icc,$(1)), \
259                          $(subst icc,icpc,$(1)), \
260                          $(if $(findstring llvm-gcc,$(1)), \
261                               $(subst llvm-gcc,llvm-g++,$(1)), \
262                               $(if $(findstring gcc,$(1)), \
263                                    $(subst gcc,g++,$(1)), \
264                                    $(subst cc,c++,$(1)))))
265cxx_linker = $(if $(findstring /,$(1)),$(join $(dir $(1)), $(call cxx_linker_notdir,$(notdir $(1)))),$(call cxx_linker_notdir,$(1)))
266
267ifneq "$(OS)" "Darwin"
268    CLANG_OR_GCC := $(strip $(if $(findstring clang,$(CC)), \
269                                 $(findstring clang,$(CC)), \
270                                 $(if $(findstring gcc,$(CC)), \
271                                      $(findstring gcc,$(CC)), \
272                                      cc)))
273
274    CC_LASTWORD := $(strip $(lastword $(subst -, ,$(CC))))
275
276    replace_with = $(strip $(if $(findstring $(3),$(CC_LASTWORD)), \
277                           $(subst $(3),$(1),$(2)), \
278                           $(subst $(3),$(1),$(subst -$(CC_LASTWORD),,$(2)))))
279
280    ifeq "$(notdir $(CC))" "$(CC)"
281        replace_cc_with = $(call replace_with,$(1),$(CC),$(CLANG_OR_GCC))
282    else
283        replace_cc_with = $(join $(dir $(CC)),$(call replace_with,$(1),$(notdir $(CC)),$(CLANG_OR_GCC)))
284    endif
285
286    OBJCOPY ?= $(call replace_cc_with,objcopy)
287    ARCHIVER ?= $(call replace_cc_with,ar)
288    override AR = $(ARCHIVER)
289endif
290
291ifdef PIE
292    LDFLAGS += -pie
293endif
294
295#----------------------------------------------------------------------
296# Windows specific options
297#----------------------------------------------------------------------
298ifeq "$(OS)" "Windows_NT"
299	ifneq (,$(findstring clang,$(CC)))
300		# Clang for Windows doesn't support C++ Exceptions
301		CXXFLAGS += -fno-exceptions
302		CXXFLAGS += -D_HAS_EXCEPTIONS=0
303
304		# MSVC 2015 or higher is required, which depends on c++14, so
305		# append these values unconditionally.
306		CXXFLAGS += -fms-compatibility-version=19.0
307		override CXXFLAGS := $(subst -std=c++11,-std=c++14,$(CXXFLAGS))
308
309		# The MSVC linker doesn't understand long section names
310		# generated by the clang compiler.
311		LDFLAGS += -fuse-ld=lld
312	endif
313endif
314
315#----------------------------------------------------------------------
316# C++ standard library options
317#----------------------------------------------------------------------
318ifeq (1,$(USE_LIBSTDCPP))
319	# Clang requires an extra flag: -stdlib=libstdc++
320	ifneq (,$(findstring clang,$(CC)))
321		CXXFLAGS += -stdlib=libstdc++ -DLLDB_USING_LIBSTDCPP
322		LDFLAGS += -stdlib=libstdc++
323	endif
324endif
325
326ifeq (1,$(USE_LIBCPP))
327	# Clang requires an extra flag: -stdlib=libstdc++
328	ifneq (,$(findstring clang,$(CC)))
329		CXXFLAGS += -DLLDB_USING_LIBCPP
330		ifeq "$(OS)" "Linux"
331			# This is the default install location on Ubuntu 14.04
332			ifneq ($(wildcard /usr/include/c++/v1/.),)
333				CXXFLAGS += -stdlib=libc++
334				LDFLAGS += -stdlib=libc++
335				CXXFLAGS += -I/usr/include/c++/v1
336			endif
337		else ifeq "$(OS)" "Android"
338			# Nothing to do, this is already handled in
339			# Android.rules.
340		else
341			CXXFLAGS += -stdlib=libc++
342			LDFLAGS += -stdlib=libc++
343		endif
344	endif
345endif
346
347#----------------------------------------------------------------------
348# dylib settings
349#----------------------------------------------------------------------
350ifneq "$(strip $(DYLIB_C_SOURCES))" ""
351	DYLIB_OBJECTS +=$(strip $(DYLIB_C_SOURCES:.c=.o))
352endif
353
354ifneq "$(strip $(DYLIB_OBJC_SOURCES))" ""
355	DYLIB_OBJECTS +=$(strip $(DYLIB_OBJC_SOURCES:.m=.o))
356endif
357
358ifneq "$(strip $(DYLIB_CXX_SOURCES))" ""
359    DYLIB_OBJECTS +=$(strip $(DYLIB_CXX_SOURCES:.cpp=.o))
360    CXX = $(call cxx_compiler,$(CC))
361    LD = $(call cxx_linker,$(CC))
362endif
363
364#----------------------------------------------------------------------
365# Check if we have a precompiled header
366#----------------------------------------------------------------------
367ifneq "$(strip $(PCH_CXX_SOURCE))" ""
368    PCH_OUTPUT = $(PCH_CXX_SOURCE:.h=.h.pch)
369    PCHFLAGS = -include $(PCH_CXX_SOURCE)
370endif
371
372#----------------------------------------------------------------------
373# Check if we have any C source files
374#----------------------------------------------------------------------
375ifneq "$(strip $(C_SOURCES))" ""
376	OBJECTS +=$(strip $(C_SOURCES:.c=.o))
377endif
378
379#----------------------------------------------------------------------
380# Check if we have any C++ source files
381#----------------------------------------------------------------------
382ifneq "$(strip $(CXX_SOURCES))" ""
383	OBJECTS +=$(strip $(CXX_SOURCES:.cpp=.o))
384	CXX = $(call cxx_compiler,$(CC))
385	LD = $(call cxx_linker,$(CC))
386endif
387
388#----------------------------------------------------------------------
389# Check if we have any ObjC source files
390#----------------------------------------------------------------------
391ifneq "$(strip $(OBJC_SOURCES))" ""
392	OBJECTS +=$(strip $(OBJC_SOURCES:.m=.o))
393	LDFLAGS +=-lobjc
394endif
395
396#----------------------------------------------------------------------
397# Check if we have any ObjC++ source files
398#----------------------------------------------------------------------
399ifneq "$(strip $(OBJCXX_SOURCES))" ""
400	OBJECTS +=$(strip $(OBJCXX_SOURCES:.mm=.o))
401	CXX = $(call cxx_compiler,$(CC))
402	LD = $(call cxx_linker,$(CC))
403	ifeq "$(findstring lobjc,$(LDFLAGS))" ""
404		LDFLAGS +=-lobjc
405	endif
406endif
407
408#----------------------------------------------------------------------
409# Check if we have any C source files for archive
410#----------------------------------------------------------------------
411ifneq "$(strip $(ARCHIVE_C_SOURCES))" ""
412	ARCHIVE_OBJECTS +=$(strip $(ARCHIVE_C_SOURCES:.c=.o))
413endif
414
415#----------------------------------------------------------------------
416# Check if we have any C++ source files for archive
417#----------------------------------------------------------------------
418ifneq "$(strip $(ARCHIVE_CXX_SOURCES))" ""
419	ARCHIVE_OBJECTS +=$(strip $(ARCHIVE_CXX_SOURCES:.cpp=.o))
420	CXX = $(call cxx_compiler,$(CC))
421	LD = $(call cxx_linker,$(CC))
422endif
423
424#----------------------------------------------------------------------
425# Check if we have any ObjC source files for archive
426#----------------------------------------------------------------------
427ifneq "$(strip $(ARCHIVE_OBJC_SOURCES))" ""
428	ARCHIVE_OBJECTS +=$(strip $(ARCHIVE_OBJC_SOURCES:.m=.o))
429	LDFLAGS +=-lobjc
430endif
431
432#----------------------------------------------------------------------
433# Check if we have any ObjC++ source files for archive
434#----------------------------------------------------------------------
435ifneq "$(strip $(ARCHIVE_OBJCXX_SOURCES))" ""
436	ARCHIVE_OBJECTS +=$(strip $(ARCHIVE_OBJCXX_SOURCES:.mm=.o))
437	CXX = $(call cxx_compiler,$(CC))
438	LD = $(call cxx_linker,$(CC))
439	ifeq "$(findstring lobjc,$(LDFLAGS))" ""
440		LDFLAGS +=-lobjc
441	endif
442endif
443
444#----------------------------------------------------------------------
445# Check if we are compiling with gcc 4.6
446#----------------------------------------------------------------------
447ifneq "$(strip $(CXX_SOURCES) $(OBJCXX_SOURCES))" ""
448ifneq "$(filter g++,$(CXX))" ""
449	CXXVERSION = $(shell $(CXX) -dumpversion | cut -b 1-3)
450	ifeq "$(CXXVERSION)" "4.6"
451                # GCC 4.6 cannot handle -std=c++11, so replace it with -std=c++0x
452                # instead. FIXME: remove once GCC version is upgraded.
453		override CXXFLAGS := $(subst -std=c++11,-std=c++0x,$(CXXFLAGS))
454	endif
455endif
456endif
457
458ifeq ($(findstring clang, $(CXX)), clang)
459  CXXFLAGS += --driver-mode=g++
460endif
461
462ifneq "$(CXX)" ""
463  ifeq ($(findstring clang, $(LD)), clang)
464    LDFLAGS += --driver-mode=g++
465  endif
466endif
467
468#----------------------------------------------------------------------
469# DYLIB_ONLY variable can be used to skip the building of a.out.
470# See the sections below regarding dSYM file as well as the building of
471# EXE from all the objects.
472#----------------------------------------------------------------------
473
474#----------------------------------------------------------------------
475# Make the dSYM file from the executable if $(MAKE_DSYM) != "NO"
476#----------------------------------------------------------------------
477ifneq "$(DYLIB_ONLY)" "YES"
478$(DSYM) : $(EXE)
479ifeq "$(OS)" "Darwin"
480ifneq "$(MAKE_DSYM)" "NO"
481	"$(DS)" $(DSFLAGS) -o "$(DSYM)" "$(EXE)"
482endif
483else
484ifeq "$(SPLIT_DEBUG_SYMBOLS)" "YES"
485	$(OBJCOPY) --only-keep-debug "$(EXE)" "$(DSYM)"
486	$(OBJCOPY) --strip-debug --add-gnu-debuglink="$(DSYM)" "$(EXE)" "$(EXE)"
487endif
488endif
489endif
490
491#----------------------------------------------------------------------
492# Compile the executable from all the objects.
493#----------------------------------------------------------------------
494ifneq "$(DYLIB_NAME)" ""
495ifeq "$(DYLIB_ONLY)" ""
496$(EXE) : $(OBJECTS) $(ARCHIVE_NAME) $(DYLIB_FILENAME)
497	$(LD) $(OBJECTS) $(ARCHIVE_NAME) -L. -l$(DYLIB_NAME) $(LDFLAGS) -o "$(EXE)"
498else
499EXE = $(DYLIB_FILENAME)
500endif
501else
502$(EXE) : $(OBJECTS) $(ARCHIVE_NAME)
503	$(LD) $(OBJECTS) $(LDFLAGS) $(ARCHIVE_NAME) -o "$(EXE)"
504endif
505
506#----------------------------------------------------------------------
507# Make the archive
508#----------------------------------------------------------------------
509ifneq "$(ARCHIVE_NAME)" ""
510ifeq "$(OS)" "Darwin"
511$(ARCHIVE_NAME) : $(ARCHIVE_OBJECTS)
512	$(AR) $(ARFLAGS) $(ARCHIVE_NAME) $(ARCHIVE_OBJECTS)
513	$(RM) $(ARCHIVE_OBJECTS)
514else
515$(ARCHIVE_NAME) : $(foreach ar_obj,$(ARCHIVE_OBJECTS),$(ARCHIVE_NAME)($(ar_obj)))
516endif
517endif
518
519#----------------------------------------------------------------------
520# Make the dylib
521#----------------------------------------------------------------------
522$(DYLIB_OBJECTS) : CFLAGS += -DCOMPILING_LLDB_TEST_DLL
523
524$(DYLIB_FILENAME) : $(DYLIB_OBJECTS)
525ifeq "$(OS)" "Darwin"
526	$(LD) $(DYLIB_OBJECTS) $(LDFLAGS) -install_name "$(DYLIB_EXECUTABLE_PATH)/$(DYLIB_FILENAME)" -dynamiclib -o "$(DYLIB_FILENAME)"
527ifneq "$(MAKE_DSYM)" "NO"
528ifneq "$(DS)" ""
529	"$(DS)" $(DSFLAGS) "$(DYLIB_FILENAME)"
530endif
531endif
532else
533	$(LD) $(DYLIB_OBJECTS) $(LDFLAGS) -shared -o "$(DYLIB_FILENAME)"
534ifeq "$(SPLIT_DEBUG_SYMBOLS)" "YES"
535	$(OBJCOPY) --only-keep-debug "$(DYLIB_FILENAME)" "$(DYLIB_FILENAME).debug"
536	$(OBJCOPY) --strip-debug --add-gnu-debuglink="$(DYLIB_FILENAME).debug" "$(DYLIB_FILENAME)" "$(DYLIB_FILENAME)"
537endif
538endif
539
540#----------------------------------------------------------------------
541# Make the precompiled header and compile C++ sources against it
542#----------------------------------------------------------------------
543
544#ifneq "$(PCH_OUTPUT)" ""
545$(PCH_OUTPUT) : $(PCH_CXX_SOURCE)
546	$(CXX) $(CXXFLAGS) -x c++-header -o $(PCH_OUTPUT) $(PCH_CXX_SOURCE)
547%.o : %.cpp $(PCH_OUTPUT)
548	$(CXX) $(PCHFLAGS) $(CXXFLAGS) -c -o $@ $<
549#endif
550
551#----------------------------------------------------------------------
552# Automatic variables based on items already entered. Below we create
553# an object's lists from the list of sources by replacing all entries
554# that end with .c with .o, and we also create a list of prerequisite
555# files by replacing all .c files with .d.
556#----------------------------------------------------------------------
557PREREQS := $(OBJECTS:.o=.d)
558DWOS := $(OBJECTS:.o=.dwo) $(ARCHIVE_OBJECTS:.o=.dwo)
559ifneq "$(DYLIB_NAME)" ""
560	DYLIB_PREREQS := $(DYLIB_OBJECTS:.o=.d)
561	DYLIB_DWOS := $(DYLIB_OBJECTS:.o=.dwo)
562endif
563
564#----------------------------------------------------------------------
565# Rule for Generating Prerequisites Automatically using .d files and
566# the compiler -MM option. The -M option will list all system headers,
567# and the -MM option will list all non-system dependencies.
568#----------------------------------------------------------------------
569ifeq "$(HOST_OS)" "Windows_NT"
570	JOIN_CMD = &
571	QUOTE = "
572else
573	JOIN_CMD = ;
574	QUOTE = '
575endif
576
577%.d: %.c
578	@rm -f $@ $(JOIN_CMD) \
579	$(CC) -M $(CFLAGS) $< > [email protected] && \
580	sed $(QUOTE)s,\($*\)\.o[ :]*,\1.o $@ : ,g$(QUOTE) < [email protected] > $@ $(JOIN_CMD) \
581	rm -f [email protected]
582
583%.d: %.cpp
584	@rm -f $@ $(JOIN_CMD) \
585	$(CXX) -M $(CXXFLAGS) $< > [email protected] && \
586	sed $(QUOTE)s,\($*\)\.o[ :]*,\1.o $@ : ,g$(QUOTE) < [email protected] > $@ $(JOIN_CMD) \
587	rm -f [email protected]
588
589%.d: %.m
590	@rm -f $@ $(JOIN_CMD) \
591	$(CC) -M $(CFLAGS) $< > [email protected] && \
592	sed $(QUOTE)s,\($*\)\.o[ :]*,\1.o $@ : ,g$(QUOTE) < [email protected] > $@ $(JOIN_CMD) \
593	rm -f [email protected]
594
595%.d: %.mm
596	@rm -f $@ $(JOIN_CMD) \
597	$(CXX) -M $(CXXFLAGS) $< > [email protected] && \
598	sed $(QUOTE)s,\($*\)\.o[ :]*,\1.o $@ : ,g$(QUOTE) < [email protected] > $@ $(JOIN_CMD) \
599	rm -f [email protected]
600
601#----------------------------------------------------------------------
602# Include all of the makefiles for each source file so we don't have
603# to manually track all of the prerequisites for each source file.
604#----------------------------------------------------------------------
605sinclude $(PREREQS)
606ifneq "$(DYLIB_NAME)" ""
607	sinclude $(DYLIB_PREREQS)
608endif
609
610# Define a suffix rule for .mm -> .o
611.SUFFIXES: .mm .o
612.mm.o:
613	$(CXX) $(CXXFLAGS) -c $<
614
615.PHONY: clean
616dsym:	$(DSYM)
617all:	$(EXE) $(DSYM)
618clean::
619	$(RM) $(OBJECTS) $(PREREQS) $(PREREQS:.d=.d.tmp) $(DWOS) $(ARCHIVE_NAME) $(ARCHIVE_OBJECTS)
620ifneq "$(DYLIB_NAME)" ""
621	$(RM) -r $(DYLIB_FILENAME).dSYM
622	$(RM) $(DYLIB_OBJECTS) $(DYLIB_PREREQS) $(DYLIB_PREREQS:.d=.d.tmp) $(DYLIB_DWOS) $(DYLIB_FILENAME) $(DYLIB_FILENAME).debug
623endif
624ifneq "$(PCH_OUTPUT)" ""
625	$(RM) $(PCH_OUTPUT)
626endif
627ifneq "$(DSYM)" ""
628	$(RM) -r "$(DSYM)"
629endif
630ifeq "$(OS)" "Windows_NT"
631# http://llvm.org/pr24589
632	IF EXIST "$(EXE)" del "$(EXE)"
633	$(RM) $(wildcard *.manifest *.pdb *.ilk)
634ifneq "$(DYLIB_NAME)" ""
635	$(RM) $(DYLIB_NAME).lib $(DYLIB_NAME).exp
636endif
637else
638	$(RM) "$(EXE)"
639endif
640
641#----------------------------------------------------------------------
642# From http://blog.melski.net/tag/debugging-makefiles/
643#
644# Usage: make print-CC print-CXX print-LD
645#----------------------------------------------------------------------
646print-%:
647	@echo '$*=$($*)'
648	@echo '  origin = $(origin $*)'
649	@echo '  flavor = $(flavor $*)'
650	@echo '   value = $(value  $*)'
651
652### Local Variables: ###
653### mode:makefile ###
654### End: ###
655