[pcsx_rearmed.git] / deps / libchdr / deps / zstd-1.5.5 / tests / Makefile


# ################################################################
# Copyright (c) Meta Platforms, Inc. and affiliates.
# All rights reserved.
#
# This source code is licensed under both the BSD-style license (found in the
# LICENSE file in the root directory of this source tree) and the GPLv2 (found
# in the COPYING file in the root directory of this source tree).
# You may select, at your option, one of the above-listed licenses.
# ################################################################
# datagen : Synthetic and parametrable data generator, for tests
# fullbench  : Precisely measure speed for each zstd inner functions
# fullbench32: Same as fullbench, but forced to compile in 32-bits mode
# fuzzer  : Test tool, to check zstd integrity on target platform
# fuzzer32: Same as fuzzer, but forced to compile in 32-bits mode
# paramgrill : parameter tester for zstd
# test-zstd-speed.py : script for testing zstd speed difference between commits
# versionsTest : compatibility test between zstd versions stored on Github (v0.1+)
# zstreamtest : Fuzzer test tool for zstd streaming API
# zstreamtest32: Same as zstreamtest, but forced to compile in 32-bits mode
# ##########################################################################

LIBZSTD = ../lib

ZSTD_LEGACY_SUPPORT ?= 0

DEBUGLEVEL ?= 2
export DEBUGLEVEL  # transmit value to sub-makefiles

include $(LIBZSTD)/libzstd.mk

ZSTDDIR = $(LIBZSTD)
PRGDIR  = ../programs
PYTHON ?= python3
TESTARTEFACT := versionsTest

DEBUGFLAGS += -g -Wno-c++-compat
CPPFLAGS   += -I$(ZSTDDIR) -I$(ZSTDDIR)/common -I$(ZSTDDIR)/compress \
              -I$(ZSTDDIR)/dictBuilder -I$(ZSTDDIR)/deprecated -I$(PRGDIR) \
              -DZSTD_WINDOW_OVERFLOW_CORRECT_FREQUENTLY=1

ZSTDCOMMON_FILES := $(sort $(ZSTD_COMMON_FILES))
ZSTDCOMP_FILES   := $(sort $(ZSTD_COMPRESS_FILES))
ZSTDDECOMP_FILES := $(sort $(ZSTD_DECOMPRESS_FILES))
ZSTD_FILES  := $(ZSTDDECOMP_FILES) $(ZSTDCOMMON_FILES) $(ZSTDCOMP_FILES)
ZDICT_FILES := $(sort $(ZSTD_DICTBUILDER_FILES))

ZSTD_F1 := $(sort $(wildcard $(ZSTD_FILES)))
ZSTD_OBJ1 := $(subst $(ZSTDDIR)/common/,zstdm_,$(ZSTD_F1))
ZSTD_OBJ2 := $(subst $(ZSTDDIR)/compress/,zstdc_,$(ZSTD_OBJ1))
ZSTD_OBJ3 := $(subst $(ZSTDDIR)/decompress/,zstdd_,$(ZSTD_OBJ2))
ZSTD_OBJ4 := $(ZSTD_OBJ3:.c=.o)
ZSTD_OBJECTS := $(ZSTD_OBJ4:.S=.o)

ZSTDMT_OBJ1 := $(subst $(ZSTDDIR)/common/,zstdmt_m_,$(ZSTD_F1))
ZSTDMT_OBJ2 := $(subst $(ZSTDDIR)/compress/,zstdmt_c_,$(ZSTDMT_OBJ1))
ZSTDMT_OBJ3 := $(subst $(ZSTDDIR)/decompress/,zstdmt_d_,$(ZSTDMT_OBJ2))
ZSTDMT_OBJ4 := $(ZSTDMT_OBJ3:.c=.o)
ZSTDMT_OBJECTS := $(ZSTDMT_OBJ4:.S=.o)

# Define *.exe as extension for Windows systems
ifneq (,$(filter Windows%,$(OS)))
EXT =.exe
MULTITHREAD_CPP = -DZSTD_MULTITHREAD
MULTITHREAD_LD  =
else
EXT =
MULTITHREAD_CPP = -DZSTD_MULTITHREAD
MULTITHREAD_LD  = -pthread
endif
MULTITHREAD = $(MULTITHREAD_CPP) $(MULTITHREAD_LD)

VOID = /dev/null
ZSTREAM_TESTTIME ?= -T90s
FUZZERTEST ?= -T200s
ZSTDRTTEST = --test-large-data
DECODECORPUS_TESTTIME ?= -T30

.PHONY: default
default: fullbench

.PHONY: all
all: fullbench fuzzer zstreamtest paramgrill datagen decodecorpus roundTripCrash poolTests

.PHONY: all32
all32: fullbench32 fuzzer32 zstreamtest32

.PHONY: allnothread
allnothread: MULTITHREAD_CPP=
allnothread: MULTITHREAD_LD=
allnothread: fullbench fuzzer paramgrill datagen decodecorpus

# note : broken : requires symbols unavailable from dynamic library
.PHONY: dll
dll: fuzzer-dll zstreamtest-dll

.PHONY: zstd zstd32 zstd-nolegacy  # only external makefile knows how to build or update them
zstd zstd32 zstd-nolegacy zstd-dll:
	$(MAKE) -C $(PRGDIR) $@ MOREFLAGS+="$(DEBUGFLAGS)"

.PHONY: libzstd
libzstd :
	$(MAKE) -C $(ZSTDDIR) libzstd MOREFLAGS+="$(DEBUGFLAGS)"

%-dll : libzstd
%-dll : LDFLAGS += -L$(ZSTDDIR) -lzstd

$(ZSTDDIR)/libzstd.a :
	$(MAKE) -C $(ZSTDDIR) libzstd.a

zstdm_%.o : $(ZSTDDIR)/common/%.c
	$(CC) -c $(CPPFLAGS) $(CFLAGS) $< -o $@

zstdc_%.o : $(ZSTDDIR)/compress/%.c
	$(CC) -c $(CPPFLAGS) $(CFLAGS) $< -o $@

zstdd_%.o : $(ZSTDDIR)/decompress/%.c
	$(CC) -c $(CPPFLAGS) $(CFLAGS) $< -o $@

zstdd_%.o : $(ZSTDDIR)/decompress/%.S
	$(CC) -c $(CPPFLAGS) $(ASFLAGS) $< -o $@

zstdmt%.o : CPPFLAGS += $(MULTITHREAD_CPP)

zstdmt_m_%.o : $(ZSTDDIR)/common/%.c
	$(CC) -c $(CPPFLAGS) $(CFLAGS) $< -o $@

zstdmt_c_%.o : $(ZSTDDIR)/compress/%.c
	$(CC) -c $(CPPFLAGS) $(CFLAGS) $< -o $@

zstdmt_d_%.o : $(ZSTDDIR)/decompress/%.c
	$(CC) -c $(CPPFLAGS) $(CFLAGS) $< -o $@

zstdmt_d_%.o : $(ZSTDDIR)/decompress/%.S
	$(CC) -c $(CPPFLAGS) $(ASFLAGS) $< -o $@

FULLBENCHS := fullbench fullbench32
CLEAN += $(FULLBENCHS)
fullbench32: CPPFLAGS += -m32
$(FULLBENCHS) : CPPFLAGS += $(MULTITHREAD_CPP) -Wno-deprecated-declarations
$(FULLBENCHS) : LDFLAGS += $(MULTITHREAD_LD)
$(FULLBENCHS) : DEBUGFLAGS = -DNDEBUG  # turn off assert() for speed measurements
$(FULLBENCHS) : $(ZSTD_FILES)
$(FULLBENCHS) : $(PRGDIR)/datagen.c $(PRGDIR)/util.c $(PRGDIR)/timefn.c $(PRGDIR)/benchfn.c fullbench.c
	$(LINK.c) $^ -o $@$(EXT)

CLEAN += fullbench-lib
fullbench-lib : CPPFLAGS += -DXXH_NAMESPACE=ZSTD_
fullbench-lib : $(PRGDIR)/datagen.c $(PRGDIR)/util.c $(PRGDIR)/timefn.c $(PRGDIR)/benchfn.c $(ZSTDDIR)/libzstd.a fullbench.c
	$(LINK.c) $^ -o $@$(EXT)

# note : broken : requires symbols unavailable from dynamic library
fullbench-dll: $(PRGDIR)/datagen.c $(PRGDIR)/util.c $(PRGDIR)/benchfn.c $(PRGDIR)/timefn.c fullbench.c
#	$(CC) $(FLAGS) $(filter %.c,$^) -o $@$(EXT) -DZSTD_DLL_IMPORT=1 $(ZSTDDIR)/dll/libzstd.dll
	$(LINK.c) $^ $(LDLIBS) -o $@$(EXT)

CLEAN += fuzzer fuzzer32
fuzzer : CPPFLAGS += $(MULTITHREAD_CPP) -Wno-deprecated-declarations
fuzzer : LDFLAGS += $(MULTITHREAD_LD)
fuzzer : $(ZSTDMT_OBJECTS)
fuzzer fuzzer32 : $(ZDICT_FILES) $(PRGDIR)/util.c $(PRGDIR)/timefn.c $(PRGDIR)/datagen.c fuzzer.c

fuzzer32 : CFLAGS += -m32 $(MULTITHREAD)
fuzzer32 : $(ZSTD_FILES)
	$(LINK.c) $^ -o $@$(EXT)

# note : broken : requires symbols unavailable from dynamic library
fuzzer-dll : $(ZSTDDIR)/common/xxhash.c $(PRGDIR)/util.c $(PRGDIR)/timefn.c $(PRGDIR)/datagen.c fuzzer.c
	$(CC) $(CPPFLAGS) $(CFLAGS) $(filter %.c,$^) $(LDFLAGS) -o $@$(EXT)

CLEAN += zstreamtest zstreamtest32
ZSTREAM_LOCAL_FILES := $(PRGDIR)/datagen.c $(PRGDIR)/util.c $(PRGDIR)/timefn.c seqgen.c zstreamtest.c external_matchfinder.c
ZSTREAM_PROPER_FILES := $(ZDICT_FILES) $(ZSTREAM_LOCAL_FILES)
ZSTREAMFILES := $(ZSTD_FILES) $(ZSTREAM_PROPER_FILES)
zstreamtest32 : CFLAGS += -m32
zstreamtest zstreamtest32 : CPPFLAGS += $(MULTITHREAD_CPP)
zstreamtest zstreamtest32 : LDFLAGS += $(MULTITHREAD_LD)
zstreamtest : $(ZSTDMT_OBJECTS) $(ZSTREAM_PROPER_FILES)
zstreamtest32 : $(ZSTREAMFILES)
zstreamtest zstreamtest32 :
	$(LINK.c) $^ -o $@$(EXT)

CLEAN += zstreamtest_asan
zstreamtest_asan : CFLAGS += -fsanitize=address
zstreamtest_asan : $(ZSTREAMFILES)
	$(LINK.c) $(MULTITHREAD) $^ -o $@$(EXT)

CLEAN += zstreamtest_tsan
zstreamtest_tsan : CFLAGS += -fsanitize=thread
zstreamtest_tsan : $(ZSTREAMFILES)
	$(LINK.c) $(MULTITHREAD) $^ -o $@$(EXT)

CLEAN += zstreamtest_ubsan
zstreamtest_ubsan : CFLAGS += -fsanitize=undefined
zstreamtest_ubsan : $(ZSTREAMFILES)
	$(LINK.c) $(MULTITHREAD) $^ -o $@$(EXT)

# note : broken : requires symbols unavailable from dynamic library
zstreamtest-dll : $(ZSTDDIR)/common/xxhash.c  # xxh symbols not exposed from dll
zstreamtest-dll : $(ZSTREAM_LOCAL_FILES)
	$(CC) $(CPPFLAGS) $(CFLAGS) $(filter %.c,$^) $(LDFLAGS) -o $@$(EXT)

CLEAN += paramgrill
paramgrill : DEBUGFLAGS =   # turn off debug for speed measurements
paramgrill : LDLIBS += -lm
paramgrill : $(ZSTD_FILES) $(PRGDIR)/util.c $(PRGDIR)/timefn.c $(PRGDIR)/benchfn.c $(PRGDIR)/benchzstd.c $(PRGDIR)/datagen.c paramgrill.c

CLEAN += datagen
datagen : $(PRGDIR)/datagen.c datagencli.c
	$(LINK.c) $^ -o $@$(EXT)

CLEAN += roundTripCrash
roundTripCrash: CFLAGS += $(MULTITHREAD)
roundTripCrash : $(ZSTD_OBJECTS) roundTripCrash.c

CLEAN += longmatch
longmatch : $(ZSTD_OBJECTS) longmatch.c

CLEAN += bigdict
bigdict: CFLAGS += $(MULTITHREAD)
bigdict: $(ZSTDMT_OBJECTS) $(PRGDIR)/datagen.c bigdict.c

CLEAN += invalidDictionaries
invalidDictionaries : $(ZSTD_OBJECTS) invalidDictionaries.c

CLEAN += legacy
legacy : CPPFLAGS += -I$(ZSTDDIR)/legacy -UZSTD_LEGACY_SUPPORT -DZSTD_LEGACY_SUPPORT=4
legacy : $(ZSTD_FILES) $(sort $(wildcard $(ZSTDDIR)/legacy/*.c)) legacy.c

CLEAN += decodecorpus
decodecorpus : LDLIBS += -lm
decodecorpus : $(filter-out zstdc_zstd_compress.o, $(ZSTD_OBJECTS)) $(ZDICT_FILES) $(PRGDIR)/util.c $(PRGDIR)/timefn.c decodecorpus.c

CLEAN += poolTests
poolTests : $(PRGDIR)/util.c $(PRGDIR)/timefn.c poolTests.c $(ZSTDDIR)/common/pool.c $(ZSTDDIR)/common/threading.c $(ZSTDDIR)/common/zstd_common.c $(ZSTDDIR)/common/error_private.c
	$(LINK.c) $(MULTITHREAD) $^ -o $@$(EXT)

.PHONY: versionsTest
versionsTest: clean
	$(PYTHON) test-zstd-versions.py

.PHONY: automated_benchmarking
automated_benchmarking: clean
	$(PYTHON) automated_benchmarking.py

# make checkTag : check that release tag corresponds to release version
CLEAN += checkTag
checkTag.o : $(ZSTDDIR)/zstd.h

.PHONY: clean
clean:
	$(MAKE) -C $(ZSTDDIR) clean
	$(MAKE) -C $(PRGDIR) clean
	$(RM) -fR $(TESTARTEFACT)
	$(RM) -rf tmp*  # some test directories are named tmp*
	$(RM) $(CLEAN) core *.o *.tmp result* *.gcda dictionary *.zst \
        $(PRGDIR)/zstd$(EXT) $(PRGDIR)/zstd32$(EXT) \
        fullbench-dll$(EXT) fuzzer-dll$(EXT) zstreamtest-dll$(EXT)
	@echo Cleaning completed


#----------------------------------------------------------------------------------
# valgrind tests validated only for some posix platforms
#----------------------------------------------------------------------------------
UNAME := $(shell uname)
ifneq (,$(filter $(UNAME),Linux Darwin GNU/kFreeBSD GNU OpenBSD FreeBSD NetBSD DragonFly SunOS AIX))
HOST_OS = POSIX

.PHONY: test-valgrind
test-valgrind: VALGRIND = valgrind --leak-check=full --show-leak-kinds=all --error-exitcode=1
test-valgrind: zstd datagen fuzzer fullbench
	@echo "\n ---- valgrind tests : memory analyzer ----"
	$(VALGRIND) ./datagen -g50M > $(VOID)
	$(VALGRIND) $(PRGDIR)/zstd ; if [ $$? -eq 0 ] ; then echo "zstd without argument should have failed"; false; fi
	./datagen -g80 | $(VALGRIND) $(PRGDIR)/zstd - -c > $(VOID)
	./datagen -g16KB | $(VALGRIND) $(PRGDIR)/zstd -vf - -c > $(VOID)
	./datagen -g2930KB | $(VALGRIND) $(PRGDIR)/zstd -5 -vf - -o tmp
	$(VALGRIND) $(PRGDIR)/zstd -vdf tmp -c > $(VOID)
	./datagen -g64MB | $(VALGRIND) $(PRGDIR)/zstd -vf - -c > $(VOID)
	$(RM) tmp
	$(VALGRIND) ./fuzzer -T1mn -t1
	$(VALGRIND) ./fullbench -i1

endif

ifneq (,$(filter MINGW% MSYS%,$(UNAME)))
  HOST_OS = MSYS
endif


#-----------------------------------------------------------------------------
# make tests validated only for below targets
#-----------------------------------------------------------------------------
ifneq (,$(filter $(HOST_OS),MSYS POSIX))

DIFF:=diff
ifneq (,$(filter $(UNAME),SunOS))
  DIFF:=gdiff
endif

.PHONY: list
list:
	@$(MAKE) -pRrq -f $(lastword $(MAKEFILE_LIST)) : 2>/dev/null | awk -v RS= -F: '/^# File/,/^# Finished Make data base/ {if ($$1 !~ "^[#.]") {print $$1}}' | sort | egrep -v -e '^[^[:alnum:]]' -e '^$@$$' | xargs

.PHONY: shortest
shortest: ZSTDRTTEST=  # remove long tests
shortest: test-zstd

.PHONY: check
check: shortest

.PHONY: fuzztest
fuzztest: test-fuzzer test-zstream test-decodecorpus

.PHONY: test
test: test-zstd test-fullbench test-fuzzer test-zstream test-invalidDictionaries test-legacy test-decodecorpus test-cli-tests
ifeq ($(QEMU_SYS),)
test: test-pool
endif

.PHONY: test32
test32: test-zstd32 test-fullbench32 test-fuzzer32 test-zstream32

.PHONY: test-all
test-all: test test32 test-decodecorpus-cli

.PHONY: test-zstd test-zstd32 test-zstd-nolegacy
test-zstd: ZSTD = $(PRGDIR)/zstd
test-zstd: zstd

.PHONY: test-zstd-dll
test-zstd-dll: ZSTD = $(PRGDIR)/zstd
test-zstd-dll: zstd-dll

test-zstd32: ZSTD = $(PRGDIR)/zstd32
test-zstd32: zstd32

test-zstd-nolegacy: ZSTD = $(PRGDIR)/zstd-nolegacy
test-zstd-nolegacy: zstd-nolegacy

test-zstd test-zstd32 test-zstd-nolegacy test-zstd-dll: datagen
	file $(ZSTD)
	EXE_PREFIX="$(QEMU_SYS)" ZSTD_BIN="$(ZSTD)" DATAGEN_BIN=./datagen ./playTests.sh $(ZSTDRTTEST)

.PHONY: test-cli-tests
test-cli-tests: ZSTD = $(PRGDIR)/zstd
test-cli-tests: zstd datagen
	file $(ZSTD)
	./cli-tests/run.py --exec-prefix="$(QEMU_SYS)" --zstd="$(ZSTD)" --datagen=./datagen

.PHONY: test-fullbench
test-fullbench: fullbench datagen
	$(QEMU_SYS) ./fullbench -i1
	$(QEMU_SYS) ./fullbench -i1 -P0

.PHONY: test-fullbench32
test-fullbench32: fullbench32 datagen
	$(QEMU_SYS) ./fullbench32 -i1
	$(QEMU_SYS) ./fullbench32 -i1 -P0

.PHONY: test-fuzzer
test-fuzzer: fuzzer
	$(QEMU_SYS) ./fuzzer -v $(FUZZERTEST) $(FUZZER_FLAGS)

# Note : this test presumes `fuzzer` will be built
.PHONY: test-fuzzer-stackmode
test-fuzzer-stackmode: MOREFLAGS += -DZSTD_HEAPMODE=0
test-fuzzer-stackmode: test-fuzzer

.PHONY: test-fuzzer32
test-fuzzer32: fuzzer32
	$(QEMU_SYS) ./fuzzer32 -v $(FUZZERTEST) $(FUZZER_FLAGS)

.PHONY: test-zstream
test-zstream: zstreamtest
	$(QEMU_SYS) ./zstreamtest -v $(ZSTREAM_TESTTIME) $(FUZZER_FLAGS)
	$(QEMU_SYS) ./zstreamtest --newapi -t1 $(ZSTREAM_TESTTIME) $(FUZZER_FLAGS)

test-zstream32: zstreamtest32
	$(QEMU_SYS) ./zstreamtest32 -v $(ZSTREAM_TESTTIME) $(FUZZER_FLAGS)

test-longmatch: longmatch
	$(QEMU_SYS) ./longmatch

test-bigdict: bigdict
	$(QEMU_SYS) ./bigdict

test-invalidDictionaries: invalidDictionaries
	$(QEMU_SYS) ./invalidDictionaries

test-legacy: legacy
	$(QEMU_SYS) ./legacy

test-decodecorpus: decodecorpus
	$(QEMU_SYS) ./decodecorpus -t $(DECODECORPUS_TESTTIME)

test-decodecorpus-cli: decodecorpus
	@echo "\n ---- decodecorpus basic cli tests ----"
	@mkdir testdir
	./decodecorpus -n5 -otestdir -ptestdir
	@cd testdir && \
	$(ZSTD) -d z000000.zst -o tmp0 && \
	$(ZSTD) -d z000001.zst -o tmp1 && \
	$(ZSTD) -d z000002.zst -o tmp2 && \
	$(ZSTD) -d z000003.zst -o tmp3 && \
	$(ZSTD) -d z000004.zst -o tmp4 && \
	diff z000000 tmp0 && \
	diff z000001 tmp1 && \
	diff z000002 tmp2 && \
	diff z000003 tmp3 && \
	diff z000004 tmp4 && \
	rm ./* && \
	cd ..
	@echo "\n ---- decodecorpus dictionary cli tests ----"
	./decodecorpus -n5 -otestdir -ptestdir --use-dict=1MB
	@cd testdir && \
	$(ZSTD) -d z000000.zst -D dictionary -o tmp0 && \
	$(ZSTD) -d z000001.zst -D dictionary -o tmp1 && \
	$(ZSTD) -d z000002.zst -D dictionary -o tmp2 && \
	$(ZSTD) -d z000003.zst -D dictionary -o tmp3 && \
	$(ZSTD) -d z000004.zst -D dictionary -o tmp4 && \
	diff z000000 tmp0 && \
	diff z000001 tmp1 && \
	diff z000002 tmp2 && \
	diff z000003 tmp3 && \
	diff z000004 tmp4 && \
	cd ..
	@rm -rf testdir

test-pool: poolTests
	$(QEMU_SYS) ./poolTests

test-lz4: ZSTD = LD_LIBRARY_PATH=/usr/local/lib $(PRGDIR)/zstd
test-lz4: ZSTD_LZ4 = LD_LIBRARY_PATH=/usr/local/lib ./lz4
test-lz4: ZSTD_UNLZ4 = LD_LIBRARY_PATH=/usr/local/lib ./unlz4
test-lz4: zstd decodecorpus datagen
	[ -f lz4 ] || ln -s $(PRGDIR)/zstd lz4
	[ -f unlz4 ] || ln -s $(PRGDIR)/zstd unlz4

	./decodecorpus -ptmp
	# lz4 -> zstd
	lz4 < tmp | \
	$(ZSTD) -d | \
	cmp - tmp
	lz4 < tmp | \
	$(ZSTD_UNLZ4) | \
	cmp - tmp
	# zstd -> lz4
	$(ZSTD) --format=lz4 < tmp | \
	lz4 -d | \
	cmp - tmp
	$(ZSTD_LZ4) < tmp | \
	lz4 -d | \
	cmp - tmp
	# zstd -> zstd
	$(ZSTD) --format=lz4 < tmp | \
	$(ZSTD) -d | \
	cmp - tmp
	# zstd -> zstd
	$(ZSTD) < tmp | \
	$(ZSTD) -d | \
	cmp - tmp

	./datagen -g384KB | $(ZSTD) --format=lz4 | $(ZSTD) -d > /dev/null

	rm tmp lz4 unlz4

endif
Commit	Line	Data
648db22b	1
	2	# ################################################################
	3	# Copyright (c) Meta Platforms, Inc. and affiliates.
	4	# All rights reserved.
	5	#
	6	# This source code is licensed under both the BSD-style license (found in the
	7	# LICENSE file in the root directory of this source tree) and the GPLv2 (found
	8	# in the COPYING file in the root directory of this source tree).
	9	# You may select, at your option, one of the above-listed licenses.
	10	# ################################################################
	11	# datagen : Synthetic and parametrable data generator, for tests
	12	# fullbench : Precisely measure speed for each zstd inner functions
	13	# fullbench32: Same as fullbench, but forced to compile in 32-bits mode
	14	# fuzzer : Test tool, to check zstd integrity on target platform
	15	# fuzzer32: Same as fuzzer, but forced to compile in 32-bits mode
	16	# paramgrill : parameter tester for zstd
	17	# test-zstd-speed.py : script for testing zstd speed difference between commits
	18	# versionsTest : compatibility test between zstd versions stored on Github (v0.1+)
	19	# zstreamtest : Fuzzer test tool for zstd streaming API
	20	# zstreamtest32: Same as zstreamtest, but forced to compile in 32-bits mode
	21	# ##########################################################################
	22
	23	LIBZSTD = ../lib
	24
	25	ZSTD_LEGACY_SUPPORT ?= 0
	26
	27	DEBUGLEVEL ?= 2
	28	export DEBUGLEVEL # transmit value to sub-makefiles
	29
	30	include $(LIBZSTD)/libzstd.mk
	31
	32	ZSTDDIR = $(LIBZSTD)
	33	PRGDIR = ../programs
	34	PYTHON ?= python3
	35	TESTARTEFACT := versionsTest
	36
	37	DEBUGFLAGS += -g -Wno-c++-compat
	38	CPPFLAGS += -I$(ZSTDDIR) -I$(ZSTDDIR)/common -I$(ZSTDDIR)/compress \
	39	-I$(ZSTDDIR)/dictBuilder -I$(ZSTDDIR)/deprecated -I$(PRGDIR) \
	40	-DZSTD_WINDOW_OVERFLOW_CORRECT_FREQUENTLY=1
	41
	42	ZSTDCOMMON_FILES := $(sort $(ZSTD_COMMON_FILES))
	43	ZSTDCOMP_FILES := $(sort $(ZSTD_COMPRESS_FILES))
	44	ZSTDDECOMP_FILES := $(sort $(ZSTD_DECOMPRESS_FILES))
	45	ZSTD_FILES := $(ZSTDDECOMP_FILES) $(ZSTDCOMMON_FILES) $(ZSTDCOMP_FILES)
	46	ZDICT_FILES := $(sort $(ZSTD_DICTBUILDER_FILES))
	47
	48	ZSTD_F1 := $(sort $(wildcard $(ZSTD_FILES)))
	49	ZSTD_OBJ1 := $(subst $(ZSTDDIR)/common/,zstdm_,$(ZSTD_F1))
	50	ZSTD_OBJ2 := $(subst $(ZSTDDIR)/compress/,zstdc_,$(ZSTD_OBJ1))
	51	ZSTD_OBJ3 := $(subst $(ZSTDDIR)/decompress/,zstdd_,$(ZSTD_OBJ2))
	52	ZSTD_OBJ4 := $(ZSTD_OBJ3:.c=.o)
	53	ZSTD_OBJECTS := $(ZSTD_OBJ4:.S=.o)
	54
	55	ZSTDMT_OBJ1 := $(subst $(ZSTDDIR)/common/,zstdmt_m_,$(ZSTD_F1))
	56	ZSTDMT_OBJ2 := $(subst $(ZSTDDIR)/compress/,zstdmt_c_,$(ZSTDMT_OBJ1))
	57	ZSTDMT_OBJ3 := $(subst $(ZSTDDIR)/decompress/,zstdmt_d_,$(ZSTDMT_OBJ2))
	58	ZSTDMT_OBJ4 := $(ZSTDMT_OBJ3:.c=.o)
	59	ZSTDMT_OBJECTS := $(ZSTDMT_OBJ4:.S=.o)
	60
	61	# Define *.exe as extension for Windows systems
	62	ifneq (,$(filter Windows%,$(OS)))
	63	EXT =.exe
	64	MULTITHREAD_CPP = -DZSTD_MULTITHREAD
65	MULTITHREAD_LD =
66	else
67	EXT =
68	MULTITHREAD_CPP = -DZSTD_MULTITHREAD
69	MULTITHREAD_LD = -pthread
70	endif
71	MULTITHREAD = $(MULTITHREAD_CPP) $(MULTITHREAD_LD)
72
73	VOID = /dev/null
74	ZSTREAM_TESTTIME ?= -T90s
75	FUZZERTEST ?= -T200s
76	ZSTDRTTEST = --test-large-data
77	DECODECORPUS_TESTTIME ?= -T30
78
79	.PHONY: default
80	default: fullbench
81
82	.PHONY: all
83	all: fullbench fuzzer zstreamtest paramgrill datagen decodecorpus roundTripCrash poolTests
84
85	.PHONY: all32
86	all32: fullbench32 fuzzer32 zstreamtest32
87
88	.PHONY: allnothread
89	allnothread: MULTITHREAD_CPP=
90	allnothread: MULTITHREAD_LD=
91	allnothread: fullbench fuzzer paramgrill datagen decodecorpus
92
93	# note : broken : requires symbols unavailable from dynamic library
94	.PHONY: dll
95	dll: fuzzer-dll zstreamtest-dll
96
97	.PHONY: zstd zstd32 zstd-nolegacy # only external makefile knows how to build or update them
98	zstd zstd32 zstd-nolegacy zstd-dll:
99	$(MAKE) -C $(PRGDIR) $@ MOREFLAGS+="$(DEBUGFLAGS)"
100
101	.PHONY: libzstd
102	libzstd :
103	$(MAKE) -C $(ZSTDDIR) libzstd MOREFLAGS+="$(DEBUGFLAGS)"
104
105	%-dll : libzstd
106	%-dll : LDFLAGS += -L$(ZSTDDIR) -lzstd
107
108	$(ZSTDDIR)/libzstd.a :
109	$(MAKE) -C $(ZSTDDIR) libzstd.a
110
111	zstdm_%.o : $(ZSTDDIR)/common/%.c
112	$(CC) -c $(CPPFLAGS) $(CFLAGS) $< -o $@
113
114	zstdc_%.o : $(ZSTDDIR)/compress/%.c
115	$(CC) -c $(CPPFLAGS) $(CFLAGS) $< -o $@
116
117	zstdd_%.o : $(ZSTDDIR)/decompress/%.c
118	$(CC) -c $(CPPFLAGS) $(CFLAGS) $< -o $@
119
120	zstdd_%.o : $(ZSTDDIR)/decompress/%.S
121	$(CC) -c $(CPPFLAGS) $(ASFLAGS) $< -o $@
122
123	zstdmt%.o : CPPFLAGS += $(MULTITHREAD_CPP)
124
125	zstdmt_m_%.o : $(ZSTDDIR)/common/%.c
126	$(CC) -c $(CPPFLAGS) $(CFLAGS) $< -o $@
127
128	zstdmt_c_%.o : $(ZSTDDIR)/compress/%.c
129	$(CC) -c $(CPPFLAGS) $(CFLAGS) $< -o $@
130
131	zstdmt_d_%.o : $(ZSTDDIR)/decompress/%.c
132	$(CC) -c $(CPPFLAGS) $(CFLAGS) $< -o $@
133
134	zstdmt_d_%.o : $(ZSTDDIR)/decompress/%.S
135	$(CC) -c $(CPPFLAGS) $(ASFLAGS) $< -o $@
136
137	FULLBENCHS := fullbench fullbench32
138	CLEAN += $(FULLBENCHS)
139	fullbench32: CPPFLAGS += -m32
140	$(FULLBENCHS) : CPPFLAGS += $(MULTITHREAD_CPP) -Wno-deprecated-declarations
141	$(FULLBENCHS) : LDFLAGS += $(MULTITHREAD_LD)
142	$(FULLBENCHS) : DEBUGFLAGS = -DNDEBUG # turn off assert() for speed measurements
143	$(FULLBENCHS) : $(ZSTD_FILES)
144	$(FULLBENCHS) : $(PRGDIR)/datagen.c $(PRGDIR)/util.c $(PRGDIR)/timefn.c $(PRGDIR)/benchfn.c fullbench.c
145	$(LINK.c) $^ -o $@$(EXT)
146
147	CLEAN += fullbench-lib
148	fullbench-lib : CPPFLAGS += -DXXH_NAMESPACE=ZSTD_
149	fullbench-lib : $(PRGDIR)/datagen.c $(PRGDIR)/util.c $(PRGDIR)/timefn.c $(PRGDIR)/benchfn.c $(ZSTDDIR)/libzstd.a fullbench.c
150	$(LINK.c) $^ -o $@$(EXT)
151
152	# note : broken : requires symbols unavailable from dynamic library
153	fullbench-dll: $(PRGDIR)/datagen.c $(PRGDIR)/util.c $(PRGDIR)/benchfn.c $(PRGDIR)/timefn.c fullbench.c
154	# $(CC) $(FLAGS) $(filter %.c,$^) -o $@$(EXT) -DZSTD_DLL_IMPORT=1 $(ZSTDDIR)/dll/libzstd.dll
155	$(LINK.c) $^ $(LDLIBS) -o $@$(EXT)
156
157	CLEAN += fuzzer fuzzer32
158	fuzzer : CPPFLAGS += $(MULTITHREAD_CPP) -Wno-deprecated-declarations
159	fuzzer : LDFLAGS += $(MULTITHREAD_LD)
160	fuzzer : $(ZSTDMT_OBJECTS)
161	fuzzer fuzzer32 : $(ZDICT_FILES) $(PRGDIR)/util.c $(PRGDIR)/timefn.c $(PRGDIR)/datagen.c fuzzer.c
162
163	fuzzer32 : CFLAGS += -m32 $(MULTITHREAD)
164	fuzzer32 : $(ZSTD_FILES)
165	$(LINK.c) $^ -o $@$(EXT)
166
167	# note : broken : requires symbols unavailable from dynamic library
168	fuzzer-dll : $(ZSTDDIR)/common/xxhash.c $(PRGDIR)/util.c $(PRGDIR)/timefn.c $(PRGDIR)/datagen.c fuzzer.c
169	$(CC) $(CPPFLAGS) $(CFLAGS) $(filter %.c,$^) $(LDFLAGS) -o $@$(EXT)
170
171	CLEAN += zstreamtest zstreamtest32
172	ZSTREAM_LOCAL_FILES := $(PRGDIR)/datagen.c $(PRGDIR)/util.c $(PRGDIR)/timefn.c seqgen.c zstreamtest.c external_matchfinder.c
173	ZSTREAM_PROPER_FILES := $(ZDICT_FILES) $(ZSTREAM_LOCAL_FILES)
174	ZSTREAMFILES := $(ZSTD_FILES) $(ZSTREAM_PROPER_FILES)
175	zstreamtest32 : CFLAGS += -m32
176	zstreamtest zstreamtest32 : CPPFLAGS += $(MULTITHREAD_CPP)
177	zstreamtest zstreamtest32 : LDFLAGS += $(MULTITHREAD_LD)
178	zstreamtest : $(ZSTDMT_OBJECTS) $(ZSTREAM_PROPER_FILES)
179	zstreamtest32 : $(ZSTREAMFILES)
180	zstreamtest zstreamtest32 :
181	$(LINK.c) $^ -o $@$(EXT)
182
183	CLEAN += zstreamtest_asan
184	zstreamtest_asan : CFLAGS += -fsanitize=address
185	zstreamtest_asan : $(ZSTREAMFILES)
186	$(LINK.c) $(MULTITHREAD) $^ -o $@$(EXT)
187
188	CLEAN += zstreamtest_tsan
189	zstreamtest_tsan : CFLAGS += -fsanitize=thread
190	zstreamtest_tsan : $(ZSTREAMFILES)
191	$(LINK.c) $(MULTITHREAD) $^ -o $@$(EXT)
192
193	CLEAN += zstreamtest_ubsan
194	zstreamtest_ubsan : CFLAGS += -fsanitize=undefined
195	zstreamtest_ubsan : $(ZSTREAMFILES)
196	$(LINK.c) $(MULTITHREAD) $^ -o $@$(EXT)
197
198	# note : broken : requires symbols unavailable from dynamic library
199	zstreamtest-dll : $(ZSTDDIR)/common/xxhash.c # xxh symbols not exposed from dll
200	zstreamtest-dll : $(ZSTREAM_LOCAL_FILES)
201	$(CC) $(CPPFLAGS) $(CFLAGS) $(filter %.c,$^) $(LDFLAGS) -o $@$(EXT)
202
203	CLEAN += paramgrill
204	paramgrill : DEBUGFLAGS = # turn off debug for speed measurements
205	paramgrill : LDLIBS += -lm
206	paramgrill : $(ZSTD_FILES) $(PRGDIR)/util.c $(PRGDIR)/timefn.c $(PRGDIR)/benchfn.c $(PRGDIR)/benchzstd.c $(PRGDIR)/datagen.c paramgrill.c
207
208	CLEAN += datagen
209	datagen : $(PRGDIR)/datagen.c datagencli.c
210	$(LINK.c) $^ -o $@$(EXT)
211
212	CLEAN += roundTripCrash
213	roundTripCrash: CFLAGS += $(MULTITHREAD)
214	roundTripCrash : $(ZSTD_OBJECTS) roundTripCrash.c
215
216	CLEAN += longmatch
217	longmatch : $(ZSTD_OBJECTS) longmatch.c
218
219	CLEAN += bigdict
220	bigdict: CFLAGS += $(MULTITHREAD)
221	bigdict: $(ZSTDMT_OBJECTS) $(PRGDIR)/datagen.c bigdict.c
222
223	CLEAN += invalidDictionaries
224	invalidDictionaries : $(ZSTD_OBJECTS) invalidDictionaries.c
225
226	CLEAN += legacy
227	legacy : CPPFLAGS += -I$(ZSTDDIR)/legacy -UZSTD_LEGACY_SUPPORT -DZSTD_LEGACY_SUPPORT=4
228	legacy : $(ZSTD_FILES) $(sort $(wildcard $(ZSTDDIR)/legacy/*.c)) legacy.c
229
230	CLEAN += decodecorpus
231	decodecorpus : LDLIBS += -lm
232	decodecorpus : $(filter-out zstdc_zstd_compress.o, $(ZSTD_OBJECTS)) $(ZDICT_FILES) $(PRGDIR)/util.c $(PRGDIR)/timefn.c decodecorpus.c
233
234	CLEAN += poolTests
235	poolTests : $(PRGDIR)/util.c $(PRGDIR)/timefn.c poolTests.c $(ZSTDDIR)/common/pool.c $(ZSTDDIR)/common/threading.c $(ZSTDDIR)/common/zstd_common.c $(ZSTDDIR)/common/error_private.c
236	$(LINK.c) $(MULTITHREAD) $^ -o $@$(EXT)
237
238	.PHONY: versionsTest
239	versionsTest: clean
240	$(PYTHON) test-zstd-versions.py
241
242	.PHONY: automated_benchmarking
243	automated_benchmarking: clean
244	$(PYTHON) automated_benchmarking.py
245
246	# make checkTag : check that release tag corresponds to release version
247	CLEAN += checkTag
248	checkTag.o : $(ZSTDDIR)/zstd.h
249
250	.PHONY: clean
251	clean:
252	$(MAKE) -C $(ZSTDDIR) clean
253	$(MAKE) -C $(PRGDIR) clean
254	$(RM) -fR $(TESTARTEFACT)
255	$(RM) -rf tmp* # some test directories are named tmp*
256	$(RM) $(CLEAN) core .o .tmp result* .gcda dictionary .zst \
257	$(PRGDIR)/zstd$(EXT) $(PRGDIR)/zstd32$(EXT) \
258	fullbench-dll$(EXT) fuzzer-dll$(EXT) zstreamtest-dll$(EXT)
259	@echo Cleaning completed
260
261
262	#----------------------------------------------------------------------------------
263	# valgrind tests validated only for some posix platforms
264	#----------------------------------------------------------------------------------
265	UNAME := $(shell uname)
266	ifneq (,$(filter $(UNAME),Linux Darwin GNU/kFreeBSD GNU OpenBSD FreeBSD NetBSD DragonFly SunOS AIX))
267	HOST_OS = POSIX
268
269	.PHONY: test-valgrind
270	test-valgrind: VALGRIND = valgrind --leak-check=full --show-leak-kinds=all --error-exitcode=1
271	test-valgrind: zstd datagen fuzzer fullbench
272	@echo "\n ---- valgrind tests : memory analyzer ----"
273	$(VALGRIND) ./datagen -g50M > $(VOID)
274	$(VALGRIND) $(PRGDIR)/zstd ; if [ $$? -eq 0 ] ; then echo "zstd without argument should have failed"; false; fi
275	./datagen -g80 \| $(VALGRIND) $(PRGDIR)/zstd - -c > $(VOID)
276	./datagen -g16KB \| $(VALGRIND) $(PRGDIR)/zstd -vf - -c > $(VOID)
277	./datagen -g2930KB \| $(VALGRIND) $(PRGDIR)/zstd -5 -vf - -o tmp
278	$(VALGRIND) $(PRGDIR)/zstd -vdf tmp -c > $(VOID)
279	./datagen -g64MB \| $(VALGRIND) $(PRGDIR)/zstd -vf - -c > $(VOID)
280	$(RM) tmp
281	$(VALGRIND) ./fuzzer -T1mn -t1
282	$(VALGRIND) ./fullbench -i1
283
284	endif
285
286	ifneq (,$(filter MINGW% MSYS%,$(UNAME)))
287	HOST_OS = MSYS
288	endif
289
290
291	#-----------------------------------------------------------------------------
292	# make tests validated only for below targets
293	#-----------------------------------------------------------------------------
294	ifneq (,$(filter $(HOST_OS),MSYS POSIX))
295
296	DIFF:=diff
297	ifneq (,$(filter $(UNAME),SunOS))
298	DIFF:=gdiff
299	endif
300
301	.PHONY: list
302	list:
303	@$(MAKE) -pRrq -f $(lastword $(MAKEFILE_LIST)) : 2>/dev/null \| awk -v RS= -F: '/^# File/,/^# Finished Make data base/ {if ($$1 !~ "^[#.]") {print $$1}}' \| sort \| egrep -v -e '^[^[:alnum:]]' -e '^$@$$' \| xargs
304
305	.PHONY: shortest
306	shortest: ZSTDRTTEST= # remove long tests
307	shortest: test-zstd
308
309	.PHONY: check
310	check: shortest
311
312	.PHONY: fuzztest
313	fuzztest: test-fuzzer test-zstream test-decodecorpus
314
315	.PHONY: test
316	test: test-zstd test-fullbench test-fuzzer test-zstream test-invalidDictionaries test-legacy test-decodecorpus test-cli-tests
317	ifeq ($(QEMU_SYS),)
318	test: test-pool
319	endif
320
321	.PHONY: test32
322	test32: test-zstd32 test-fullbench32 test-fuzzer32 test-zstream32
323
324	.PHONY: test-all
325	test-all: test test32 test-decodecorpus-cli
326
327	.PHONY: test-zstd test-zstd32 test-zstd-nolegacy
328	test-zstd: ZSTD = $(PRGDIR)/zstd
329	test-zstd: zstd
330
331	.PHONY: test-zstd-dll
332	test-zstd-dll: ZSTD = $(PRGDIR)/zstd
333	test-zstd-dll: zstd-dll
334
335	test-zstd32: ZSTD = $(PRGDIR)/zstd32
336	test-zstd32: zstd32
337
338	test-zstd-nolegacy: ZSTD = $(PRGDIR)/zstd-nolegacy
339	test-zstd-nolegacy: zstd-nolegacy
340
341	test-zstd test-zstd32 test-zstd-nolegacy test-zstd-dll: datagen
342	file $(ZSTD)
343	EXE_PREFIX="$(QEMU_SYS)" ZSTD_BIN="$(ZSTD)" DATAGEN_BIN=./datagen ./playTests.sh $(ZSTDRTTEST)
344
345	.PHONY: test-cli-tests
346	test-cli-tests: ZSTD = $(PRGDIR)/zstd
347	test-cli-tests: zstd datagen
348	file $(ZSTD)
349	./cli-tests/run.py --exec-prefix="$(QEMU_SYS)" --zstd="$(ZSTD)" --datagen=./datagen
350
351	.PHONY: test-fullbench
352	test-fullbench: fullbench datagen
353	$(QEMU_SYS) ./fullbench -i1
354	$(QEMU_SYS) ./fullbench -i1 -P0
355
356	.PHONY: test-fullbench32
357	test-fullbench32: fullbench32 datagen
358	$(QEMU_SYS) ./fullbench32 -i1
359	$(QEMU_SYS) ./fullbench32 -i1 -P0
360
361	.PHONY: test-fuzzer
362	test-fuzzer: fuzzer
363	$(QEMU_SYS) ./fuzzer -v $(FUZZERTEST) $(FUZZER_FLAGS)
364
365	# Note : this test presumes `fuzzer` will be built
366	.PHONY: test-fuzzer-stackmode
367	test-fuzzer-stackmode: MOREFLAGS += -DZSTD_HEAPMODE=0
368	test-fuzzer-stackmode: test-fuzzer
369
370	.PHONY: test-fuzzer32
371	test-fuzzer32: fuzzer32
372	$(QEMU_SYS) ./fuzzer32 -v $(FUZZERTEST) $(FUZZER_FLAGS)
373
374	.PHONY: test-zstream
375	test-zstream: zstreamtest
376	$(QEMU_SYS) ./zstreamtest -v $(ZSTREAM_TESTTIME) $(FUZZER_FLAGS)
377	$(QEMU_SYS) ./zstreamtest --newapi -t1 $(ZSTREAM_TESTTIME) $(FUZZER_FLAGS)
378
379	test-zstream32: zstreamtest32
380	$(QEMU_SYS) ./zstreamtest32 -v $(ZSTREAM_TESTTIME) $(FUZZER_FLAGS)
381
382	test-longmatch: longmatch
383	$(QEMU_SYS) ./longmatch
384
385	test-bigdict: bigdict
386	$(QEMU_SYS) ./bigdict
387
388	test-invalidDictionaries: invalidDictionaries
389	$(QEMU_SYS) ./invalidDictionaries
390
391	test-legacy: legacy
392	$(QEMU_SYS) ./legacy
393
394	test-decodecorpus: decodecorpus
395	$(QEMU_SYS) ./decodecorpus -t $(DECODECORPUS_TESTTIME)
396
397	test-decodecorpus-cli: decodecorpus
398	@echo "\n ---- decodecorpus basic cli tests ----"
399	@mkdir testdir
400	./decodecorpus -n5 -otestdir -ptestdir
401	@cd testdir && \
402	$(ZSTD) -d z000000.zst -o tmp0 && \
403	$(ZSTD) -d z000001.zst -o tmp1 && \
404	$(ZSTD) -d z000002.zst -o tmp2 && \
405	$(ZSTD) -d z000003.zst -o tmp3 && \
406	$(ZSTD) -d z000004.zst -o tmp4 && \
407	diff z000000 tmp0 && \
408	diff z000001 tmp1 && \
409	diff z000002 tmp2 && \
410	diff z000003 tmp3 && \
411	diff z000004 tmp4 && \
412	rm ./* && \
413	cd ..
414	@echo "\n ---- decodecorpus dictionary cli tests ----"
415	./decodecorpus -n5 -otestdir -ptestdir --use-dict=1MB
416	@cd testdir && \
417	$(ZSTD) -d z000000.zst -D dictionary -o tmp0 && \
418	$(ZSTD) -d z000001.zst -D dictionary -o tmp1 && \
419	$(ZSTD) -d z000002.zst -D dictionary -o tmp2 && \
420	$(ZSTD) -d z000003.zst -D dictionary -o tmp3 && \
421	$(ZSTD) -d z000004.zst -D dictionary -o tmp4 && \
422	diff z000000 tmp0 && \
423	diff z000001 tmp1 && \
424	diff z000002 tmp2 && \
425	diff z000003 tmp3 && \
426	diff z000004 tmp4 && \
427	cd ..
428	@rm -rf testdir
429
430	test-pool: poolTests
431	$(QEMU_SYS) ./poolTests
432
433	test-lz4: ZSTD = LD_LIBRARY_PATH=/usr/local/lib $(PRGDIR)/zstd
434	test-lz4: ZSTD_LZ4 = LD_LIBRARY_PATH=/usr/local/lib ./lz4
435	test-lz4: ZSTD_UNLZ4 = LD_LIBRARY_PATH=/usr/local/lib ./unlz4
436	test-lz4: zstd decodecorpus datagen
437	[ -f lz4 ] \|\| ln -s $(PRGDIR)/zstd lz4
438	[ -f unlz4 ] \|\| ln -s $(PRGDIR)/zstd unlz4
439
440	./decodecorpus -ptmp
441	# lz4 -> zstd
442	lz4 < tmp \| \
443	$(ZSTD) -d \| \
444	cmp - tmp
445	lz4 < tmp \| \
446	$(ZSTD_UNLZ4) \| \
447	cmp - tmp
448	# zstd -> lz4
449	$(ZSTD) --format=lz4 < tmp \| \
450	lz4 -d \| \
451	cmp - tmp
452	$(ZSTD_LZ4) < tmp \| \
453	lz4 -d \| \
454	cmp - tmp
455	# zstd -> zstd
456	$(ZSTD) --format=lz4 < tmp \| \
457	$(ZSTD) -d \| \
458	cmp - tmp
459	# zstd -> zstd
460	$(ZSTD) < tmp \| \
461	$(ZSTD) -d \| \
462	cmp - tmp
463
464	./datagen -g384KB \| $(ZSTD) --format=lz4 \| $(ZSTD) -d > /dev/null
465
466	rm tmp lz4 unlz4
467
468	endif