Makefile - platform/external/honggfuzz - Gitiles

 #   honggfuzz - Makefile
 #   -----------------------------------------
 #
 #   Author: Robert Swiecki <swiecki@google.com>
 #
 #   Copyright 2010-2015 by Google Inc. All Rights Reserved.
 #
 #   Licensed under the Apache License, Version 2.0 (the "License");
 #   you may not use this file except in compliance with the License.
 #   You may obtain a copy of the License at
 #
 #     http://www.apache.org/licenses/LICENSE-2.0
 #
 #   Unless required by applicable law or agreed to in writing, software
 #   distributed under the License is distributed on an "AS IS" BASIS,
 #   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 #   See the License for the specific language governing permissions and
 #   limitations under the License.
 #
 #   NOTE: xcrun is within xcode...xcode is required on OSX.
 #

 # Common for all architectures
 CC ?= gcc
 LD = $(CC)
 BIN := honggfuzz
 COMMON_CFLAGS := -D_GNU_SOURCE -Wall -Werror -Wframe-larger-than=131072
 COMMON_LDFLAGS := -lm
 COMMON_SRCS := $(wildcard *.c)
 CFLAGS ?= -O3
 LDFLAGS ?=

 OS ?= $(shell uname -s)
 MARCH ?= $(shell uname -m)

 ifeq ($(OS),Linux)
     ARCH := LINUX

     ARCH_CFLAGS := -std=c11 -I/usr/local/include -I/usr/include \
                    -Wextra -Wno-initializer-overrides -Wno-override-init \
                    -Wno-unknown-warning-option -funroll-loops \
                    -D_FILE_OFFSET_BITS=64
     ARCH_LDFLAGS := -L/usr/local/include -L/usr/include \
                     -lpthread -lunwind-ptrace -lunwind-generic -lbfd -lopcodes -lrt
     ARCH_SRCS := $(wildcard linux/*.c)

     ifeq ("$(wildcard /usr/include/bfd.h)","")
         WARN_LIBRARY += binutils-devel
     endif
     ifeq ("$(wildcard /usr/include/libunwind-ptrace.h)","")
         WARN_LIBRARY += libunwind-devel/libunwind8-devel
     endif
     ifeq ("$(wildcard /usr/local/include/intel-pt.h)","/usr/local/include/intel-pt.h")
         ARCH_CFLAGS += -D_HF_LINUX_INTEL_PT_LIB
         ARCH_CFLAGS += -I/usr/local/include
         ARCH_LDFLAGS += -L/usr/local/lib -lipt -Wl,--rpath=/usr/local/lib
     endif
     ifeq ("$(wildcard /usr/include/intel-pt.h)","/usr/include/intel-pt.h")
         ARCH_CFLAGS += -D_HF_LINUX_INTEL_PT_LIB
         ARCH_LDFLAGS += -lipt
     endif
     ifdef WARN_LIBRARY
         $(info ***************************************************************)
         $(info Development libraries which are most likely missing on your OS:)
         $(info $(WARN_LIBRARY))
         $(info ***************************************************************)
     endif
     # OS Linux
 else ifeq ($(OS),Darwin)
     ARCH := DARWIN

     # Figure out which crash reporter to use.
     CRASHWRANGLER := third_party/mac
     OS_VERSION := $(shell sw_vers -productVersion)
     ifneq (,$(findstring 10.12,$(OS_VERSION)))
         CRASH_REPORT := $(CRASHWRANGLER)/CrashReport_Yosemite.o
     else ifneq (,$(findstring 10.11,$(OS_VERSION)))
         # El Capitan didn't break compatibility
         CRASH_REPORT := $(CRASHWRANGLER)/CrashReport_Yosemite.o
     else ifneq (,$(findstring 10.10,$(OS_VERSION)))
         CRASH_REPORT := $(CRASHWRANGLER)/CrashReport_Yosemite.o
     else ifneq (,$(findstring 10.9,$(OS_VERSION)))
         CRASH_REPORT := $(CRASHWRANGLER)/CrashReport_Mavericks.o
     else ifneq (,$(findstring 10.8,$(OS_VERSION)))
         CRASH_REPORT := $(CRASHWRANGLER)/CrashReport_Mountain_Lion.o
     else
         $(error Unsupported MAC OS X version)
     endif

     # Figure out which XCode SDK to use.
     OSX_SDK_VERSION := $(shell xcrun --show-sdk-version)
     SDK_NAME :=macosx$(OSX_SDK_VERSION)
     SDK := $(shell xcrun --sdk $(SDK_NAME) --show-sdk-path 2>/dev/null)
     ifeq (,$(findstring MacOSX.platform,$(SDK)))
         XC_PATH := $(shell xcode-select -p)
         $(error $(SDK_NAME) not found in $(XC_PATH))
     endif

     CC := $(shell xcrun --sdk $(SDK_NAME) --find cc)
     LD := $(shell xcrun --sdk $(SDK_NAME) --find cc)
     ARCH_CFLAGS := -arch x86_64 -std=c99 -isysroot $(SDK) -I. \
                    -x objective-c -pedantic -fblocks \
                    -Wimplicit -Wunused -Wcomment -Wchar-subscripts -Wuninitialized \
                    -Wreturn-type -Wpointer-arith -Wno-gnu-case-range -Wno-gnu-designator \
                    -Wno-deprecated-declarations -Wno-unknown-pragmas -Wno-attributes
     ARCH_LDFLAGS := -F/System/Library/PrivateFrameworks -framework CoreSymbolication -framework IOKit \
                     -F$(SDK)/System/Library/Frameworks -F$(SDK)/System/Library/PrivateFrameworks \
                     -framework Foundation -framework ApplicationServices -framework Symbolication \
                     -framework CoreServices -framework CrashReporterSupport -framework CoreFoundation \
                     -framework CommerceKit $(CRASH_REPORT)
     MIG_RET := $(shell mig -header mac/mach_exc.h -user mac/mach_excUser.c -sheader mac/mach_excServer.h \
                  -server mac/mach_excServer.c $(SDK)/usr/include/mach/mach_exc.defs &>/dev/null; echo $$?)
     ifeq ($(MIG_RET),1)
         $(error mig failed to generate RPC code)
     endif
     ARCH_SRCS := $(wildcard mac/*.c)
     # OS Darwin
 else
     ARCH := POSIX
     ARCH_SRCS := $(wildcard posix/*.c)
     ARCH_CFLAGS := -std=c11 -I/usr/local/include -I/usr/include \
                    -Wextra -Wno-initializer-overrides -Wno-override-init \
                    -Wno-unknown-warning-option -Wno-unknown-pragmas \
                    -U__STRICT_ANSI__ -funroll-loops
     ARCH_LDFLAGS := -lpthread -L/usr/local/include -L/usr/include -lrt
     # OS Posix
 endif

 COMPILER = $(shell $(CC) -v 2>&1 | grep -E '(gcc|clang) version' | grep -oE '(clang|gcc)')
 ifeq ($(COMPILER),clang)
     ARCH_CFLAGS += -fblocks
     ARCH_LDFLAGS += -lBlocksRuntime
 endif

 SRCS := $(COMMON_SRCS) $(ARCH_SRCS)
 OBJS := $(SRCS:.c=.o)

 LIBS_SRCS := $(wildcard libhfuzz/*.c)
 LIBS_OBJS := $(LIBS_SRCS:.c=.o)
 HFUZZ_ARCH := libhfuzz/libhfuzz.a

 # Respect external user defines
 CFLAGS += $(COMMON_CFLAGS) $(ARCH_CFLAGS) -D_HF_ARCH_${ARCH}
 LDFLAGS += $(COMMON_LDFLAGS) $(ARCH_LDFLAGS)

 ifeq ($(DEBUG),true)
     CFLAGS += -g -ggdb
     LDFLAGS += -g -ggdb
 endif

 # Control Android builds
 ANDROID_API           ?= android-24
 ANDROID_DEBUG_ENABLED ?= false
 ANDROID_CLANG         ?= false
 ANDROID_APP_ABI       ?= armeabi-v7a
 ANDROID_SKIP_CLEAN    ?= false
 NDK_BUILD_ARGS :=

 ifeq ($(ANDROID_DEBUG_ENABLED),true)
   NDK_BUILD_ARGS += V=1 NDK_DEBUG=1 APP_OPTIM=debug
 endif

 # By default ndk-build cleans all project files to ensure that no semi-completed
 # builds reach the app package. The following flag disables this check. It's mainly
 # purposed to be used with android-all rule where we want recursive invocations
 # to keep previous targets' binaries.
 ifeq ($(ANDROID_SKIP_CLEAN),true)
   NDK_BUILD_ARGS += NDK_APP.local.cleaned_binaries=true
 endif

 ifeq ($(ANDROID_CLANG),true)
   # clang works only against APIs >= 23
   ifeq ($(ANDROID_APP_ABI),$(filter $(ANDROID_APP_ABI),armeabi armeabi-v7a))
     ANDROID_NDK_TOOLCHAIN ?= arm-linux-androideabi-clang
     ANDROID_ARCH_CPU := arm
   else ifeq ($(ANDROID_APP_ABI),$(filter $(ANDROID_APP_ABI),x86))
     ANDROID_NDK_TOOLCHAIN ?= x86-clang
     ANDROID_ARCH_CPU := x86
   else ifeq ($(ANDROID_APP_ABI),$(filter $(ANDROID_APP_ABI),arm64-v8a))
     ANDROID_NDK_TOOLCHAIN ?= aarch64-linux-android-clang
     ANDROID_ARCH_CPU := arm64
   else ifeq ($(ANDROID_APP_ABI),$(filter $(ANDROID_APP_ABI),x86_64))
     ANDROID_NDK_TOOLCHAIN ?= x86_64-clang
     ANDROID_ARCH_CPU := x86_64
   else
     $(error Unsuported / Unknown APP_API '$(ANDROID_APP_ABI)')
   endif
 else
   ifeq ($(ANDROID_APP_ABI),$(filter $(ANDROID_APP_ABI),armeabi armeabi-v7a))
     ANDROID_NDK_TOOLCHAIN ?= arm-linux-androideabi-4.9
     ANDROID_ARCH_CPU := arm
   else ifeq ($(ANDROID_APP_ABI),$(filter $(ANDROID_APP_ABI),x86))
     ANDROID_NDK_TOOLCHAIN ?= x86-4.9
     ANDROID_ARCH_CPU := x86
   else ifeq ($(ANDROID_APP_ABI),$(filter $(ANDROID_APP_ABI),arm64-v8a))
     ANDROID_NDK_TOOLCHAIN ?= aarch64-linux-android-4.9
     ANDROID_ARCH_CPU := arm64
   else ifeq ($(ANDROID_APP_ABI),$(filter $(ANDROID_APP_ABI),x86_64))
     ANDROID_NDK_TOOLCHAIN ?= x86_64-4.9
     ANDROID_ARCH_CPU := x86_64
   else
     $(error Unsuported / Unknown APP_API '$(ANDROID_APP_ABI)')
   endif
 endif

 SUBDIR_ROOTS := linux mac posix libhfuzz
 DIRS := . $(shell find $(SUBDIR_ROOTS) -type d)
 CLEAN_PATTERNS := *.o *~ core *.a *.dSYM *.la *.so *.dylib
 SUBDIR_GARBAGE := $(foreach DIR,$(DIRS),$(addprefix $(DIR)/,$(CLEAN_PATTERNS)))
 MAC_GARGBAGE := $(wildcard mac/mach_exc*)
 ANDROID_GARBAGE := obj libs

 all: $(BIN) $(HFUZZ_ARCH)

 %.o: %.c
 	$(CC) -c $(CFLAGS) -o $@ $<

 %.so: %.c
 	$(CC) -fPIC -shared $(CFLAGS) -o $@ $<

 %.dylib: %.c
 	$(CC) -fPIC -shared $(CFLAGS) -o $@ $<

 $(BIN): $(OBJS)
 	$(LD) -o $(BIN) $(OBJS) $(LDFLAGS)

 $(LIBS_OBJS): $(LIBS_SRCS)
 	$(CC) -fPIC -c -fno-builtin $(CFLAGS) -fno-stack-protector -o $@ $(@:.o=.c)

 $(HFUZZ_ARCH): $(LIBS_OBJS)
 	$(AR) rcs $(HFUZZ_ARCH) $(LIBS_OBJS)

 .PHONY: clean
 clean:
 	$(RM) -r core $(OBJS) $(BIN) $(MAC_GARGBAGE) $(ANDROID_GARBAGE) $(SUBDIR_GARBAGE)

 .PHONY: indent
 indent:
 	indent -linux -l100 -lc100 -nut -i4 *.c *.h */*.c */*.h; rm -f *~ */*~

 .PHONY: depend
 depend:
 	makedepend -Y. -Y* -- *.c */*.c

 .PHONY: android
 android:
 	@ANDROID_API=$(ANDROID_API) third_party/android/scripts/compile-libunwind.sh \
 	third_party/android/libunwind $(ANDROID_ARCH_CPU)

 	@ANDROID_API=$(ANDROID_API) third_party/android/scripts/compile-capstone.sh \
 	third_party/android/capstone $(ANDROID_ARCH_CPU)

   ifeq ($(ANDROID_CLANG),true)
 		@ANDROID_API=$(ANDROID_API) third_party/android/scripts/compile-libBlocksRuntime.sh \
 		third_party/android/libBlocksRuntime $(ANDROID_ARCH_CPU)
   endif

 	ndk-build NDK_PROJECT_PATH=. APP_BUILD_SCRIPT=./android/Android.mk \
     APP_PLATFORM=$(ANDROID_API) APP_ABI=$(ANDROID_APP_ABI) \
     NDK_TOOLCHAIN=$(ANDROID_NDK_TOOLCHAIN) $(NDK_BUILD_ARGS) \
     APP_MODULES='honggfuzz hfuzz'

 # Loop all ABIs and pass-through flags since visibility is lost due to sub-process
 .PHONY: android-all
 android-all:
 	@echo "Cleaning workspace:"
 	$(MAKE) clean
 	@echo ""

 	@for abi in armeabi armeabi-v7a arm64-v8a x86 x86_64; do \
 	  ANDROID_APP_ABI=$$abi ANDROID_SKIP_CLEAN=true ANDROID_CLANG=$(ANDROID_CLANG) \
 	  ANDROID_API=$(ANDROID_API) ANDROID_DEBUG_ENABLED=$(ANDROID_DEBUG_ENABLED) \
 	  $(MAKE) android || { \
 	    echo "Recursive make failed"; exit 1; }; \
 	  echo ""; \
 	done

 .PHONY: android-clean-deps
 android-clean-deps:
 	@for cpu in arm arm64 x86 x86_64; do \
 	  make -C "third_party/android/capstone" clean; \
 	  rm -rf "third_party/android/capstone/$$cpu"; \
 	  make -C "third_party/android/libunwind" clean; \
 	  rm -rf "third_party/android/libunwind/$$cpu"; \
 	  ndk-build -C "third_party/android/libBlocksRuntime" \
 	    NDK_PROJECT_PATH=. APP_BUILD_SCRIPT=Android.mk clean; \
 	  rm -rf "third_party/android/libBlocksRuntime/$$cpu"; \
 	done

 # DO NOT DELETE

 cmdline.o: cmdline.h common.h log.h files.h util.h
 display.o: common.h display.h log.h util.h
 files.o: common.h files.h log.h util.h
 fuzz.o: common.h fuzz.h arch.h files.h log.h mangle.h report.h sanitizers.h
 fuzz.o: sancov.h subproc.h util.h
 honggfuzz.o: common.h cmdline.h display.h log.h files.h fuzz.h util.h
 log.o: common.h log.h display.h util.h
 mangle.o: common.h mangle.h log.h util.h
 report.o: common.h report.h log.h util.h
 sancov.o: common.h sancov.h sanitizers.h files.h log.h util.h
 sanitizers.o: common.h sanitizers.h files.h log.h util.h
 subproc.o: common.h subproc.h arch.h files.h log.h sancov.h sanitizers.h
 subproc.o: util.h
 util.o: common.h util.h files.h log.h
 libhfuzz/instrument.o: common.h util.h
 libhfuzz/memorycmp.o: libhfuzz/instrument.h common.h util.h
 libhfuzz/persistent.o: common.h
 linux/arch.o: common.h arch.h common.h files.h log.h sancov.h sanitizers.h
 linux/arch.o: subproc.h util.h linux/perf.h linux/ptrace_utils.h
 linux/bfd.o: common.h linux/bfd.h linux/unwind.h files.h common.h log.h
 linux/bfd.o: util.h
 linux/perf.o: common.h linux/perf.h files.h common.h log.h util.h linux/pt.h
 linux/pt.o: common.h linux/pt.h log.h common.h util.h
 linux/ptrace_utils.o: common.h linux/ptrace_utils.h files.h common.h log.h
 linux/ptrace_utils.o: sancov.h sanitizers.h subproc.h util.h linux/bfd.h
 linux/ptrace_utils.o: linux/unwind.h
 linux/unwind.o: common.h linux/unwind.h log.h common.h
 mac/arch.o: common.h arch.h files.h log.h sancov.h sanitizers.h subproc.h
 mac/arch.o: util.h
 posix/arch.o: common.h arch.h common.h files.h log.h sancov.h sanitizers.h
 posix/arch.o: subproc.h util.h
	# honggfuzz - Makefile
	# -----------------------------------------
	#
	# Author: Robert Swiecki <swiecki@google.com>
	#
	# Copyright 2010-2015 by Google Inc. All Rights Reserved.
	#
	# Licensed under the Apache License, Version 2.0 (the "License");
	# you may not use this file except in compliance with the License.
	# You may obtain a copy of the License at
	#
	# http://www.apache.org/licenses/LICENSE-2.0
	#
	# Unless required by applicable law or agreed to in writing, software
	# distributed under the License is distributed on an "AS IS" BASIS,
	# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
	# See the License for the specific language governing permissions and
	# limitations under the License.
	#
	# NOTE: xcrun is within xcode...xcode is required on OSX.
	#

	# Common for all architectures
	CC ?= gcc
	LD = $(CC)
	BIN := honggfuzz
	COMMON_CFLAGS := -D_GNU_SOURCE -Wall -Werror -Wframe-larger-than=131072
	COMMON_LDFLAGS := -lm
	COMMON_SRCS := $(wildcard *.c)
	CFLAGS ?= -O3
	LDFLAGS ?=

	OS ?= $(shell uname -s)
	MARCH ?= $(shell uname -m)

	ifeq ($(OS),Linux)
	ARCH := LINUX

	ARCH_CFLAGS := -std=c11 -I/usr/local/include -I/usr/include \
	-Wextra -Wno-initializer-overrides -Wno-override-init \
	-Wno-unknown-warning-option -funroll-loops \
	-D_FILE_OFFSET_BITS=64
	ARCH_LDFLAGS := -L/usr/local/include -L/usr/include \
	-lpthread -lunwind-ptrace -lunwind-generic -lbfd -lopcodes -lrt
	ARCH_SRCS := $(wildcard linux/*.c)

	ifeq ("$(wildcard /usr/include/bfd.h)","")
	WARN_LIBRARY += binutils-devel
	endif
	ifeq ("$(wildcard /usr/include/libunwind-ptrace.h)","")
	WARN_LIBRARY += libunwind-devel/libunwind8-devel
	endif
	ifeq ("$(wildcard /usr/local/include/intel-pt.h)","/usr/local/include/intel-pt.h")
	ARCH_CFLAGS += -D_HF_LINUX_INTEL_PT_LIB
	ARCH_CFLAGS += -I/usr/local/include
	ARCH_LDFLAGS += -L/usr/local/lib -lipt -Wl,--rpath=/usr/local/lib
	endif
	ifeq ("$(wildcard /usr/include/intel-pt.h)","/usr/include/intel-pt.h")
	ARCH_CFLAGS += -D_HF_LINUX_INTEL_PT_LIB
	ARCH_LDFLAGS += -lipt
	endif
	ifdef WARN_LIBRARY
	$(info ***************************************************************)
	$(info Development libraries which are most likely missing on your OS:)
	$(info $(WARN_LIBRARY))
	$(info ***************************************************************)
	endif
	# OS Linux
	else ifeq ($(OS),Darwin)
	ARCH := DARWIN

	# Figure out which crash reporter to use.
	CRASHWRANGLER := third_party/mac
	OS_VERSION := $(shell sw_vers -productVersion)
	ifneq (,$(findstring 10.12,$(OS_VERSION)))
	CRASH_REPORT := $(CRASHWRANGLER)/CrashReport_Yosemite.o
	else ifneq (,$(findstring 10.11,$(OS_VERSION)))
	# El Capitan didn't break compatibility
	CRASH_REPORT := $(CRASHWRANGLER)/CrashReport_Yosemite.o
	else ifneq (,$(findstring 10.10,$(OS_VERSION)))
	CRASH_REPORT := $(CRASHWRANGLER)/CrashReport_Yosemite.o
	else ifneq (,$(findstring 10.9,$(OS_VERSION)))
	CRASH_REPORT := $(CRASHWRANGLER)/CrashReport_Mavericks.o
	else ifneq (,$(findstring 10.8,$(OS_VERSION)))
	CRASH_REPORT := $(CRASHWRANGLER)/CrashReport_Mountain_Lion.o
	else
	$(error Unsupported MAC OS X version)
	endif

	# Figure out which XCode SDK to use.
	OSX_SDK_VERSION := $(shell xcrun --show-sdk-version)
	SDK_NAME :=macosx$(OSX_SDK_VERSION)
	SDK := $(shell xcrun --sdk $(SDK_NAME) --show-sdk-path 2>/dev/null)
	ifeq (,$(findstring MacOSX.platform,$(SDK)))
	XC_PATH := $(shell xcode-select -p)
	$(error $(SDK_NAME) not found in $(XC_PATH))
	endif

	CC := $(shell xcrun --sdk $(SDK_NAME) --find cc)
	LD := $(shell xcrun --sdk $(SDK_NAME) --find cc)
	ARCH_CFLAGS := -arch x86_64 -std=c99 -isysroot $(SDK) -I. \
	-x objective-c -pedantic -fblocks \
	-Wimplicit -Wunused -Wcomment -Wchar-subscripts -Wuninitialized \
	-Wreturn-type -Wpointer-arith -Wno-gnu-case-range -Wno-gnu-designator \
	-Wno-deprecated-declarations -Wno-unknown-pragmas -Wno-attributes
	ARCH_LDFLAGS := -F/System/Library/PrivateFrameworks -framework CoreSymbolication -framework IOKit \
	-F$(SDK)/System/Library/Frameworks -F$(SDK)/System/Library/PrivateFrameworks \
	-framework Foundation -framework ApplicationServices -framework Symbolication \
	-framework CoreServices -framework CrashReporterSupport -framework CoreFoundation \
	-framework CommerceKit $(CRASH_REPORT)
	MIG_RET := $(shell mig -header mac/mach_exc.h -user mac/mach_excUser.c -sheader mac/mach_excServer.h \
	-server mac/mach_excServer.c $(SDK)/usr/include/mach/mach_exc.defs &>/dev/null; echo $$?)
	ifeq ($(MIG_RET),1)
	$(error mig failed to generate RPC code)
	endif
	ARCH_SRCS := $(wildcard mac/*.c)
	# OS Darwin
	else
	ARCH := POSIX
	ARCH_SRCS := $(wildcard posix/*.c)
	ARCH_CFLAGS := -std=c11 -I/usr/local/include -I/usr/include \
	-Wextra -Wno-initializer-overrides -Wno-override-init \
	-Wno-unknown-warning-option -Wno-unknown-pragmas \
	-U__STRICT_ANSI__ -funroll-loops
	ARCH_LDFLAGS := -lpthread -L/usr/local/include -L/usr/include -lrt
	# OS Posix
	endif

	COMPILER = $(shell $(CC) -v 2>&1 \| grep -E '(gcc\|clang) version' \| grep -oE '(clang\|gcc)')
	ifeq ($(COMPILER),clang)
	ARCH_CFLAGS += -fblocks
	ARCH_LDFLAGS += -lBlocksRuntime
	endif

	SRCS := $(COMMON_SRCS) $(ARCH_SRCS)
	OBJS := $(SRCS:.c=.o)

	LIBS_SRCS := $(wildcard libhfuzz/*.c)
	LIBS_OBJS := $(LIBS_SRCS:.c=.o)
	HFUZZ_ARCH := libhfuzz/libhfuzz.a

	# Respect external user defines
	CFLAGS += $(COMMON_CFLAGS) $(ARCH_CFLAGS) -D_HF_ARCH_${ARCH}
	LDFLAGS += $(COMMON_LDFLAGS) $(ARCH_LDFLAGS)

	ifeq ($(DEBUG),true)
	CFLAGS += -g -ggdb
	LDFLAGS += -g -ggdb
	endif

	# Control Android builds
	ANDROID_API ?= android-24
	ANDROID_DEBUG_ENABLED ?= false
	ANDROID_CLANG ?= false
	ANDROID_APP_ABI ?= armeabi-v7a
	ANDROID_SKIP_CLEAN ?= false
	NDK_BUILD_ARGS :=

	ifeq ($(ANDROID_DEBUG_ENABLED),true)
	NDK_BUILD_ARGS += V=1 NDK_DEBUG=1 APP_OPTIM=debug
	endif

	# By default ndk-build cleans all project files to ensure that no semi-completed
	# builds reach the app package. The following flag disables this check. It's mainly
	# purposed to be used with android-all rule where we want recursive invocations
	# to keep previous targets' binaries.
	ifeq ($(ANDROID_SKIP_CLEAN),true)
	NDK_BUILD_ARGS += NDK_APP.local.cleaned_binaries=true
	endif

	ifeq ($(ANDROID_CLANG),true)
	# clang works only against APIs >= 23
	ifeq ($(ANDROID_APP_ABI),$(filter $(ANDROID_APP_ABI),armeabi armeabi-v7a))
	ANDROID_NDK_TOOLCHAIN ?= arm-linux-androideabi-clang
	ANDROID_ARCH_CPU := arm
	else ifeq ($(ANDROID_APP_ABI),$(filter $(ANDROID_APP_ABI),x86))
	ANDROID_NDK_TOOLCHAIN ?= x86-clang
	ANDROID_ARCH_CPU := x86
	else ifeq ($(ANDROID_APP_ABI),$(filter $(ANDROID_APP_ABI),arm64-v8a))
	ANDROID_NDK_TOOLCHAIN ?= aarch64-linux-android-clang
	ANDROID_ARCH_CPU := arm64
	else ifeq ($(ANDROID_APP_ABI),$(filter $(ANDROID_APP_ABI),x86_64))
	ANDROID_NDK_TOOLCHAIN ?= x86_64-clang
	ANDROID_ARCH_CPU := x86_64
	else
	$(error Unsuported / Unknown APP_API '$(ANDROID_APP_ABI)')
	endif
	else
	ifeq ($(ANDROID_APP_ABI),$(filter $(ANDROID_APP_ABI),armeabi armeabi-v7a))
	ANDROID_NDK_TOOLCHAIN ?= arm-linux-androideabi-4.9
	ANDROID_ARCH_CPU := arm
	else ifeq ($(ANDROID_APP_ABI),$(filter $(ANDROID_APP_ABI),x86))
	ANDROID_NDK_TOOLCHAIN ?= x86-4.9
	ANDROID_ARCH_CPU := x86
	else ifeq ($(ANDROID_APP_ABI),$(filter $(ANDROID_APP_ABI),arm64-v8a))
	ANDROID_NDK_TOOLCHAIN ?= aarch64-linux-android-4.9
	ANDROID_ARCH_CPU := arm64
	else ifeq ($(ANDROID_APP_ABI),$(filter $(ANDROID_APP_ABI),x86_64))
	ANDROID_NDK_TOOLCHAIN ?= x86_64-4.9
	ANDROID_ARCH_CPU := x86_64
	else
	$(error Unsuported / Unknown APP_API '$(ANDROID_APP_ABI)')
	endif
	endif

	SUBDIR_ROOTS := linux mac posix libhfuzz
	DIRS := . $(shell find $(SUBDIR_ROOTS) -type d)
	CLEAN_PATTERNS := .o ~ core .a .dSYM .la .so *.dylib
	SUBDIR_GARBAGE := $(foreach DIR,$(DIRS),$(addprefix $(DIR)/,$(CLEAN_PATTERNS)))
	MAC_GARGBAGE := $(wildcard mac/mach_exc*)
	ANDROID_GARBAGE := obj libs

	all: $(BIN) $(HFUZZ_ARCH)

	%.o: %.c
	$(CC) -c $(CFLAGS) -o $@ $<

	%.so: %.c
	$(CC) -fPIC -shared $(CFLAGS) -o $@ $<

	%.dylib: %.c
	$(CC) -fPIC -shared $(CFLAGS) -o $@ $<

	$(BIN): $(OBJS)
	$(LD) -o $(BIN) $(OBJS) $(LDFLAGS)

	$(LIBS_OBJS): $(LIBS_SRCS)
	$(CC) -fPIC -c -fno-builtin $(CFLAGS) -fno-stack-protector -o $@ $(@:.o=.c)

	$(HFUZZ_ARCH): $(LIBS_OBJS)
	$(AR) rcs $(HFUZZ_ARCH) $(LIBS_OBJS)

	.PHONY: clean
	clean:
	$(RM) -r core $(OBJS) $(BIN) $(MAC_GARGBAGE) $(ANDROID_GARBAGE) $(SUBDIR_GARBAGE)

	.PHONY: indent
	indent:
	indent -linux -l100 -lc100 -nut -i4 .c .h /.c /.h; rm -f ~ /*~

	.PHONY: depend
	depend:
	makedepend -Y. -Y* -- .c /*.c

	.PHONY: android
	android:
	@ANDROID_API=$(ANDROID_API) third_party/android/scripts/compile-libunwind.sh \
	third_party/android/libunwind $(ANDROID_ARCH_CPU)

	@ANDROID_API=$(ANDROID_API) third_party/android/scripts/compile-capstone.sh \
	third_party/android/capstone $(ANDROID_ARCH_CPU)

	ifeq ($(ANDROID_CLANG),true)
	@ANDROID_API=$(ANDROID_API) third_party/android/scripts/compile-libBlocksRuntime.sh \
	third_party/android/libBlocksRuntime $(ANDROID_ARCH_CPU)
	endif

	ndk-build NDK_PROJECT_PATH=. APP_BUILD_SCRIPT=./android/Android.mk \
	APP_PLATFORM=$(ANDROID_API) APP_ABI=$(ANDROID_APP_ABI) \
	NDK_TOOLCHAIN=$(ANDROID_NDK_TOOLCHAIN) $(NDK_BUILD_ARGS) \
	APP_MODULES='honggfuzz hfuzz'

	# Loop all ABIs and pass-through flags since visibility is lost due to sub-process
	.PHONY: android-all
	android-all:
	@echo "Cleaning workspace:"
	$(MAKE) clean
	@echo ""

	@for abi in armeabi armeabi-v7a arm64-v8a x86 x86_64; do \
	ANDROID_APP_ABI=$$abi ANDROID_SKIP_CLEAN=true ANDROID_CLANG=$(ANDROID_CLANG) \
	ANDROID_API=$(ANDROID_API) ANDROID_DEBUG_ENABLED=$(ANDROID_DEBUG_ENABLED) \
	$(MAKE) android \|\| { \
	echo "Recursive make failed"; exit 1; }; \
	echo ""; \
	done

	.PHONY: android-clean-deps
	android-clean-deps:
	@for cpu in arm arm64 x86 x86_64; do \
	make -C "third_party/android/capstone" clean; \
	rm -rf "third_party/android/capstone/$$cpu"; \
	make -C "third_party/android/libunwind" clean; \
	rm -rf "third_party/android/libunwind/$$cpu"; \
	ndk-build -C "third_party/android/libBlocksRuntime" \
	NDK_PROJECT_PATH=. APP_BUILD_SCRIPT=Android.mk clean; \
	rm -rf "third_party/android/libBlocksRuntime/$$cpu"; \
	done

	# DO NOT DELETE

	cmdline.o: cmdline.h common.h log.h files.h util.h
	display.o: common.h display.h log.h util.h
	files.o: common.h files.h log.h util.h
	fuzz.o: common.h fuzz.h arch.h files.h log.h mangle.h report.h sanitizers.h
	fuzz.o: sancov.h subproc.h util.h
	honggfuzz.o: common.h cmdline.h display.h log.h files.h fuzz.h util.h
	log.o: common.h log.h display.h util.h
	mangle.o: common.h mangle.h log.h util.h
	report.o: common.h report.h log.h util.h
	sancov.o: common.h sancov.h sanitizers.h files.h log.h util.h
	sanitizers.o: common.h sanitizers.h files.h log.h util.h
	subproc.o: common.h subproc.h arch.h files.h log.h sancov.h sanitizers.h
	subproc.o: util.h
	util.o: common.h util.h files.h log.h
	libhfuzz/instrument.o: common.h util.h
	libhfuzz/memorycmp.o: libhfuzz/instrument.h common.h util.h
	libhfuzz/persistent.o: common.h
	linux/arch.o: common.h arch.h common.h files.h log.h sancov.h sanitizers.h
	linux/arch.o: subproc.h util.h linux/perf.h linux/ptrace_utils.h
	linux/bfd.o: common.h linux/bfd.h linux/unwind.h files.h common.h log.h
	linux/bfd.o: util.h
	linux/perf.o: common.h linux/perf.h files.h common.h log.h util.h linux/pt.h
	linux/pt.o: common.h linux/pt.h log.h common.h util.h
	linux/ptrace_utils.o: common.h linux/ptrace_utils.h files.h common.h log.h
	linux/ptrace_utils.o: sancov.h sanitizers.h subproc.h util.h linux/bfd.h
	linux/ptrace_utils.o: linux/unwind.h
	linux/unwind.o: common.h linux/unwind.h log.h common.h
	mac/arch.o: common.h arch.h files.h log.h sancov.h sanitizers.h subproc.h
	mac/arch.o: util.h
	posix/arch.o: common.h arch.h common.h files.h log.h sancov.h sanitizers.h
	posix/arch.o: subproc.h util.h