[pcsx_rearmed.git] / deps / libchdr / deps / zstd-1.5.6 / lib / 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.
# ################################################################

# default target (when running `make` with no argument)
lib-release:

# Modules
ZSTD_LIB_COMPRESSION ?= 1
ZSTD_LIB_DECOMPRESSION ?= 1
ZSTD_LIB_DICTBUILDER ?= 1
ZSTD_LIB_DEPRECATED ?= 0

# Input variables for libzstd.mk
ifeq ($(ZSTD_LIB_COMPRESSION), 0)
  ZSTD_LIB_DICTBUILDER = 0
  ZSTD_LIB_DEPRECATED = 0
endif

ifeq ($(ZSTD_LIB_DECOMPRESSION), 0)
  ZSTD_LEGACY_SUPPORT = 0
  ZSTD_LIB_DEPRECATED = 0
endif

include libzstd.mk

ZSTD_FILES := $(ZSTD_COMMON_FILES) $(ZSTD_LEGACY_FILES)

ifneq ($(ZSTD_LIB_COMPRESSION), 0)
  ZSTD_FILES += $(ZSTD_COMPRESS_FILES)
endif

ifneq ($(ZSTD_LIB_DECOMPRESSION), 0)
  ZSTD_FILES += $(ZSTD_DECOMPRESS_FILES)
endif

ifneq ($(ZSTD_LIB_DEPRECATED), 0)
  ZSTD_FILES += $(ZSTD_DEPRECATED_FILES)
endif

ifneq ($(ZSTD_LIB_DICTBUILDER), 0)
  ZSTD_FILES += $(ZSTD_DICTBUILDER_FILES)
endif

ZSTD_LOCAL_SRC := $(notdir $(ZSTD_FILES))
ZSTD_LOCAL_OBJ0 := $(ZSTD_LOCAL_SRC:.c=.o)
ZSTD_LOCAL_OBJ := $(ZSTD_LOCAL_OBJ0:.S=.o)

VERSION := $(ZSTD_VERSION)

# Note: by default, the static library is built single-threaded and dynamic library is built
# multi-threaded. It is possible to force multi or single threaded builds by appending
# -mt or -nomt to the build target (like lib-mt for multi-threaded, lib-nomt for single-threaded).


CPPFLAGS_DYNLIB  += -DZSTD_MULTITHREAD # dynamic library build defaults to multi-threaded
LDFLAGS_DYNLIB   += -pthread
CPPFLAGS_STATICLIB +=                  # static library build defaults to single-threaded


ifeq ($(findstring GCC,$(CCVER)),GCC)
decompress/zstd_decompress_block.o : CFLAGS+=-fno-tree-vectorize
endif


# macOS linker doesn't support -soname, and use different extension
# see : https://developer.apple.com/library/mac/documentation/DeveloperTools/Conceptual/DynamicLibraries/100-Articles/DynamicLibraryDesignGuidelines.html
ifeq ($(UNAME), Darwin)
  SHARED_EXT = dylib
  SHARED_EXT_MAJOR = $(LIBVER_MAJOR).$(SHARED_EXT)
  SHARED_EXT_VER = $(LIBVER).$(SHARED_EXT)
  SONAME_FLAGS = -install_name $(LIBDIR)/libzstd.$(SHARED_EXT_MAJOR) -compatibility_version $(LIBVER_MAJOR) -current_version $(LIBVER)
else
  ifeq ($(UNAME), AIX)
    SONAME_FLAGS =
  else
    SONAME_FLAGS = -Wl,-soname=libzstd.$(SHARED_EXT).$(LIBVER_MAJOR)
  endif
  SHARED_EXT = so
  SHARED_EXT_MAJOR = $(SHARED_EXT).$(LIBVER_MAJOR)
  SHARED_EXT_VER = $(SHARED_EXT).$(LIBVER)
endif


.PHONY: all
all: lib


.PHONY: libzstd.a  # must be run every time
libzstd.a: CPPFLAGS += $(CPPFLAGS_STATICLIB)

SET_CACHE_DIRECTORY = \
   +$(MAKE) --no-print-directory $@ \
    BUILD_DIR=obj/$(HASH_DIR) \
    CPPFLAGS="$(CPPFLAGS)" \
    CFLAGS="$(CFLAGS)" \
    LDFLAGS="$(LDFLAGS)"

ifndef BUILD_DIR
# determine BUILD_DIR from compilation flags

libzstd.a:
	$(SET_CACHE_DIRECTORY)

else
# BUILD_DIR is defined

ZSTD_STATICLIB_DIR := $(BUILD_DIR)/static
ZSTD_STATICLIB := $(ZSTD_STATICLIB_DIR)/libzstd.a
ZSTD_STATICLIB_OBJ := $(addprefix $(ZSTD_STATICLIB_DIR)/,$(ZSTD_LOCAL_OBJ))
$(ZSTD_STATICLIB): ARFLAGS = rcs
$(ZSTD_STATICLIB): | $(ZSTD_STATICLIB_DIR)
$(ZSTD_STATICLIB): $(ZSTD_STATICLIB_OBJ)
  # Check for multithread flag at target execution time
	$(if $(filter -DZSTD_MULTITHREAD,$(CPPFLAGS)),\
    @echo compiling multi-threaded static library $(LIBVER),\
    @echo compiling single-threaded static library $(LIBVER))
	$(AR) $(ARFLAGS) $@ $^

libzstd.a: $(ZSTD_STATICLIB)
	cp -f $< $@

endif

ifneq (,$(filter Windows%,$(TARGET_SYSTEM)))

LIBZSTD = dll/libzstd.dll
$(LIBZSTD): $(ZSTD_FILES)
	@echo compiling dynamic library $(LIBVER)
	$(CC) $(FLAGS) -DZSTD_DLL_EXPORT=1 -Wl,--out-implib,dll/libzstd.dll.a -shared $^ -o $@

else  # not Windows

LIBZSTD = libzstd.$(SHARED_EXT_VER)
.PHONY: $(LIBZSTD)  # must be run every time
$(LIBZSTD): CPPFLAGS += $(CPPFLAGS_DYNLIB)
$(LIBZSTD): CFLAGS   += -fPIC -fvisibility=hidden
$(LIBZSTD): LDFLAGS  += -shared $(LDFLAGS_DYNLIB)

ifndef BUILD_DIR
# determine BUILD_DIR from compilation flags

$(LIBZSTD):
	$(SET_CACHE_DIRECTORY)

else
# BUILD_DIR is defined

ZSTD_DYNLIB_DIR := $(BUILD_DIR)/dynamic
ZSTD_DYNLIB := $(ZSTD_DYNLIB_DIR)/$(LIBZSTD)
ZSTD_DYNLIB_OBJ := $(addprefix $(ZSTD_DYNLIB_DIR)/,$(ZSTD_LOCAL_OBJ))

$(ZSTD_DYNLIB): | $(ZSTD_DYNLIB_DIR)
$(ZSTD_DYNLIB): $(ZSTD_DYNLIB_OBJ)
# Check for multithread flag at target execution time
	$(if $(filter -DZSTD_MULTITHREAD,$(CPPFLAGS)),\
    @echo compiling multi-threaded dynamic library $(LIBVER),\
    @echo compiling single-threaded dynamic library $(LIBVER))
	$(CC) $(FLAGS) $^ $(LDFLAGS) $(SONAME_FLAGS) -o $@
	@echo creating versioned links
	ln -sf $@ libzstd.$(SHARED_EXT_MAJOR)
	ln -sf $@ libzstd.$(SHARED_EXT)

$(LIBZSTD): $(ZSTD_DYNLIB)
	cp -f $< $@

endif  # ifndef BUILD_DIR
endif  # if windows

.PHONY: libzstd
libzstd : $(LIBZSTD)

.PHONY: lib
lib : libzstd.a libzstd


# note : do not define lib-mt or lib-release as .PHONY
# make does not consider implicit pattern rule for .PHONY target

%-mt : CPPFLAGS_DYNLIB  := -DZSTD_MULTITHREAD
%-mt : CPPFLAGS_STATICLIB := -DZSTD_MULTITHREAD
%-mt : LDFLAGS_DYNLIB   := -pthread
%-mt : %
	@echo multi-threaded build completed

%-nomt : CPPFLAGS_DYNLIB  :=
%-nomt : LDFLAGS_DYNLIB   :=
%-nomt : CPPFLAGS_STATICLIB :=
%-nomt : %
	@echo single-threaded build completed

%-release : DEBUGFLAGS :=
%-release : %
	@echo release build completed


# Generate .h dependencies automatically

# -MMD: compiler generates dependency information as a side-effect of compilation, without system headers
# -MP: adds phony target for each dependency other than main file.
DEPFLAGS = -MMD -MP

# ensure that ZSTD_DYNLIB_DIR exists prior to generating %.o
$(ZSTD_DYNLIB_DIR)/%.o : %.c | $(ZSTD_DYNLIB_DIR)
	@echo CC $@
	$(COMPILE.c) $(DEPFLAGS) $(OUTPUT_OPTION) $<

$(ZSTD_STATICLIB_DIR)/%.o : %.c | $(ZSTD_STATICLIB_DIR)
	@echo CC $@
	$(COMPILE.c) $(DEPFLAGS) $(OUTPUT_OPTION) $<

$(ZSTD_DYNLIB_DIR)/%.o : %.S | $(ZSTD_DYNLIB_DIR)
	@echo AS $@
	$(COMPILE.S) $(OUTPUT_OPTION) $<

$(ZSTD_STATICLIB_DIR)/%.o : %.S | $(ZSTD_STATICLIB_DIR)
	@echo AS $@
	$(COMPILE.S) $(OUTPUT_OPTION) $<

MKDIR ?= mkdir -p
$(BUILD_DIR) $(ZSTD_DYNLIB_DIR) $(ZSTD_STATICLIB_DIR):
	$(MKDIR) $@

DEPFILES := $(ZSTD_DYNLIB_OBJ:.o=.d) $(ZSTD_STATICLIB_OBJ:.o=.d)
$(DEPFILES):

# The leading '-' means: do not fail is include fails (ex: directory does not exist yet)
-include $(wildcard $(DEPFILES))


# Special case : build library in single-thread mode _and_ without zstdmt_compress.c
# Note : we still need threading.c and pool.c for the dictionary builder,
# but they will correctly behave single-threaded.
ZSTDMT_FILES = zstdmt_compress.c
ZSTD_NOMT_FILES = $(filter-out $(ZSTDMT_FILES),$(notdir $(ZSTD_FILES)))
libzstd-nomt: CFLAGS += -fPIC -fvisibility=hidden
libzstd-nomt: LDFLAGS += -shared
libzstd-nomt: $(ZSTD_NOMT_FILES)
	@echo compiling single-thread dynamic library $(LIBVER)
	@echo files : $(ZSTD_NOMT_FILES)
	@if echo "$(ZSTD_NOMT_FILES)" | tr ' ' '\n' | $(GREP) -q zstdmt; then \
        echo "Error: Found zstdmt in list."; \
        exit 1; \
    fi
	$(CC) $(FLAGS) $^ $(LDFLAGS) $(SONAME_FLAGS) -o $@

.PHONY: clean
clean:
	$(RM) -r *.dSYM   # macOS-specific
	$(RM) core *.o *.a *.gcda *.$(SHARED_EXT) *.$(SHARED_EXT).* libzstd.pc
	$(RM) dll/libzstd.dll dll/libzstd.lib libzstd-nomt*
	$(RM) -r obj/*
	@echo Cleaning library completed

#-----------------------------------------------------------------------------
# make install is validated only for below listed environments
#-----------------------------------------------------------------------------
ifneq (,$(filter $(UNAME),Linux Darwin GNU/kFreeBSD GNU OpenBSD FreeBSD NetBSD DragonFly SunOS Haiku AIX MSYS_NT CYGWIN_NT))

lib: libzstd.pc

HAS_EXPLICIT_EXEC_PREFIX := $(if $(or $(EXEC_PREFIX),$(exec_prefix)),1,)

DESTDIR     ?=
# directory variables : GNU conventions prefer lowercase
# see https://www.gnu.org/prep/standards/html_node/Makefile-Conventions.html
# support both lower and uppercase (BSD), use uppercase in script
prefix      ?= /usr/local
PREFIX      ?= $(prefix)
exec_prefix ?= $(PREFIX)
EXEC_PREFIX ?= $(exec_prefix)
libdir      ?= $(EXEC_PREFIX)/lib
LIBDIR      ?= $(libdir)
includedir  ?= $(PREFIX)/include
INCLUDEDIR  ?= $(includedir)

PCINCDIR := $(patsubst $(PREFIX)%,%,$(INCLUDEDIR))
PCLIBDIR := $(patsubst $(EXEC_PREFIX)%,%,$(LIBDIR))

# If we successfully stripped off a prefix, we'll add a reference to the
# relevant pc variable.
PCINCPREFIX := $(if $(findstring $(INCLUDEDIR),$(PCINCDIR)),,$${prefix})
PCLIBPREFIX := $(if $(findstring $(LIBDIR),$(PCLIBDIR)),,$${exec_prefix})

# If no explicit EXEC_PREFIX was set by the caller, write it out as a reference
# to PREFIX, rather than as a resolved value.
PCEXEC_PREFIX := $(if $(HAS_EXPLICIT_EXEC_PREFIX),$(EXEC_PREFIX),$${prefix})

ifneq (,$(filter $(UNAME),FreeBSD NetBSD DragonFly))
  PKGCONFIGDIR ?= $(PREFIX)/libdata/pkgconfig
else
  PKGCONFIGDIR ?= $(LIBDIR)/pkgconfig
endif

ifneq (,$(filter $(UNAME),SunOS))
  INSTALL ?= ginstall
else
  INSTALL ?= install
endif

INSTALL_PROGRAM ?= $(INSTALL)
INSTALL_DATA    ?= $(INSTALL) -m 644


libzstd.pc: libzstd.pc.in
	@echo creating pkgconfig
	@sed \
	        -e 's|@PREFIX@|$(PREFIX)|' \
	        -e 's|@EXEC_PREFIX@|$(PCEXEC_PREFIX)|' \
	        -e 's|@INCLUDEDIR@|$(PCINCPREFIX)$(PCINCDIR)|' \
	        -e 's|@LIBDIR@|$(PCLIBPREFIX)$(PCLIBDIR)|' \
	        -e 's|@VERSION@|$(VERSION)|' \
	        -e 's|@LIBS_PRIVATE@|$(LDFLAGS_DYNLIB)|' \
	        $< >$@

.PHONY: install
install: install-pc install-static install-shared install-includes
	@echo zstd static and shared library installed

.PHONY: install-pc
install-pc: libzstd.pc
	[ -e $(DESTDIR)$(PKGCONFIGDIR) ] || $(INSTALL) -d -m 755 $(DESTDIR)$(PKGCONFIGDIR)/
	$(INSTALL_DATA) libzstd.pc $(DESTDIR)$(PKGCONFIGDIR)/

.PHONY: install-static
install-static:
	# only generate libzstd.a if it's not already present
	[ -e libzstd.a ] || $(MAKE) libzstd.a-release
	[ -e $(DESTDIR)$(LIBDIR) ] || $(INSTALL) -d -m 755 $(DESTDIR)$(LIBDIR)/
	@echo Installing static library
	$(INSTALL_DATA) libzstd.a $(DESTDIR)$(LIBDIR)

.PHONY: install-shared
install-shared:
	# only generate libzstd.so if it's not already present
	[ -e $(LIBZSTD) ] || $(MAKE) libzstd-release
	[ -e $(DESTDIR)$(LIBDIR) ] || $(INSTALL) -d -m 755 $(DESTDIR)$(LIBDIR)/
	@echo Installing shared library
	$(INSTALL_PROGRAM) $(LIBZSTD) $(DESTDIR)$(LIBDIR)
	ln -sf $(LIBZSTD) $(DESTDIR)$(LIBDIR)/libzstd.$(SHARED_EXT_MAJOR)
	ln -sf $(LIBZSTD) $(DESTDIR)$(LIBDIR)/libzstd.$(SHARED_EXT)

.PHONY: install-includes
install-includes:
	[ -e $(DESTDIR)$(INCLUDEDIR) ] || $(INSTALL) -d -m 755 $(DESTDIR)$(INCLUDEDIR)/
	@echo Installing includes
	$(INSTALL_DATA) zstd.h $(DESTDIR)$(INCLUDEDIR)
	$(INSTALL_DATA) zstd_errors.h $(DESTDIR)$(INCLUDEDIR)
	$(INSTALL_DATA) zdict.h $(DESTDIR)$(INCLUDEDIR)

.PHONY: uninstall
uninstall:
	$(RM) $(DESTDIR)$(LIBDIR)/libzstd.a
	$(RM) $(DESTDIR)$(LIBDIR)/libzstd.$(SHARED_EXT)
	$(RM) $(DESTDIR)$(LIBDIR)/libzstd.$(SHARED_EXT_MAJOR)
	$(RM) $(DESTDIR)$(LIBDIR)/$(LIBZSTD)
	$(RM) $(DESTDIR)$(PKGCONFIGDIR)/libzstd.pc
	$(RM) $(DESTDIR)$(INCLUDEDIR)/zstd.h
	$(RM) $(DESTDIR)$(INCLUDEDIR)/zstd_errors.h
	$(RM) $(DESTDIR)$(INCLUDEDIR)/zdict.h
	@echo zstd libraries successfully uninstalled

endif
Commit	Line	Data
648db22b	1	# ################################################################
	2	# Copyright (c) Meta Platforms, Inc. and affiliates.
	3	# All rights reserved.
	4	#
	5	# This source code is licensed under both the BSD-style license (found in the
	6	# LICENSE file in the root directory of this source tree) and the GPLv2 (found
	7	# in the COPYING file in the root directory of this source tree).
	8	# You may select, at your option, one of the above-listed licenses.
	9	# ################################################################
	10
f535537f	11	# default target (when running `make` with no argument)
	12	lib-release:
	13
648db22b	14	# Modules
	15	ZSTD_LIB_COMPRESSION ?= 1
	16	ZSTD_LIB_DECOMPRESSION ?= 1
	17	ZSTD_LIB_DICTBUILDER ?= 1
	18	ZSTD_LIB_DEPRECATED ?= 0
	19
	20	# Input variables for libzstd.mk
	21	ifeq ($(ZSTD_LIB_COMPRESSION), 0)
	22	ZSTD_LIB_DICTBUILDER = 0
	23	ZSTD_LIB_DEPRECATED = 0
	24	endif
	25
	26	ifeq ($(ZSTD_LIB_DECOMPRESSION), 0)
	27	ZSTD_LEGACY_SUPPORT = 0
	28	ZSTD_LIB_DEPRECATED = 0
	29	endif
	30
	31	include libzstd.mk
	32
	33	ZSTD_FILES := $(ZSTD_COMMON_FILES) $(ZSTD_LEGACY_FILES)
	34
	35	ifneq ($(ZSTD_LIB_COMPRESSION), 0)
	36	ZSTD_FILES += $(ZSTD_COMPRESS_FILES)
	37	endif
	38
	39	ifneq ($(ZSTD_LIB_DECOMPRESSION), 0)
	40	ZSTD_FILES += $(ZSTD_DECOMPRESS_FILES)
	41	endif
	42
	43	ifneq ($(ZSTD_LIB_DEPRECATED), 0)
	44	ZSTD_FILES += $(ZSTD_DEPRECATED_FILES)
	45	endif
	46
	47	ifneq ($(ZSTD_LIB_DICTBUILDER), 0)
	48	ZSTD_FILES += $(ZSTD_DICTBUILDER_FILES)
	49	endif
	50
	51	ZSTD_LOCAL_SRC := $(notdir $(ZSTD_FILES))
	52	ZSTD_LOCAL_OBJ0 := $(ZSTD_LOCAL_SRC:.c=.o)
	53	ZSTD_LOCAL_OBJ := $(ZSTD_LOCAL_OBJ0:.S=.o)
	54
	55	VERSION := $(ZSTD_VERSION)
	56
	57	# Note: by default, the static library is built single-threaded and dynamic library is built
	58	# multi-threaded. It is possible to force multi or single threaded builds by appending
	59	# -mt or -nomt to the build target (like lib-mt for multi-threaded, lib-nomt for single-threaded).
f535537f	60
648db22b	61
	62	CPPFLAGS_DYNLIB += -DZSTD_MULTITHREAD # dynamic library build defaults to multi-threaded
	63	LDFLAGS_DYNLIB += -pthread
f535537f	64	CPPFLAGS_STATICLIB += # static library build defaults to single-threaded
648db22b	65
	66
	67	ifeq ($(findstring GCC,$(CCVER)),GCC)
	68	decompress/zstd_decompress_block.o : CFLAGS+=-fno-tree-vectorize
	69	endif
	70
	71
	72	# macOS linker doesn't support -soname, and use different extension
	73	# see : https://developer.apple.com/library/mac/documentation/DeveloperTools/Conceptual/DynamicLibraries/100-Articles/DynamicLibraryDesignGuidelines.html
	74	ifeq ($(UNAME), Darwin)
	75	SHARED_EXT = dylib
	76	SHARED_EXT_MAJOR = $(LIBVER_MAJOR).$(SHARED_EXT)
	77	SHARED_EXT_VER = $(LIBVER).$(SHARED_EXT)
	78	SONAME_FLAGS = -install_name $(LIBDIR)/libzstd.$(SHARED_EXT_MAJOR) -compatibility_version $(LIBVER_MAJOR) -current_version $(LIBVER)
	79	else
	80	ifeq ($(UNAME), AIX)
	81	SONAME_FLAGS =
	82	else
	83	SONAME_FLAGS = -Wl,-soname=libzstd.$(SHARED_EXT).$(LIBVER_MAJOR)
	84	endif
	85	SHARED_EXT = so
	86	SHARED_EXT_MAJOR = $(SHARED_EXT).$(LIBVER_MAJOR)
	87	SHARED_EXT_VER = $(SHARED_EXT).$(LIBVER)
	88	endif
	89
	90
	91	.PHONY: all
	92	all: lib
	93
	94
	95	.PHONY: libzstd.a # must be run every time
f535537f	96	libzstd.a: CPPFLAGS += $(CPPFLAGS_STATICLIB)
648db22b	97
	98	SET_CACHE_DIRECTORY = \
	99	+$(MAKE) --no-print-directory $@ \
	100	BUILD_DIR=obj/$(HASH_DIR) \
	101	CPPFLAGS="$(CPPFLAGS)" \
	102	CFLAGS="$(CFLAGS)" \
	103	LDFLAGS="$(LDFLAGS)"
	104
	105	ifndef BUILD_DIR
	106	# determine BUILD_DIR from compilation flags
	107
	108	libzstd.a:
	109	$(SET_CACHE_DIRECTORY)
	110
	111	else
	112	# BUILD_DIR is defined
	113
f535537f	114	ZSTD_STATICLIB_DIR := $(BUILD_DIR)/static
	115	ZSTD_STATICLIB := $(ZSTD_STATICLIB_DIR)/libzstd.a
	116	ZSTD_STATICLIB_OBJ := $(addprefix $(ZSTD_STATICLIB_DIR)/,$(ZSTD_LOCAL_OBJ))
	117	$(ZSTD_STATICLIB): ARFLAGS = rcs
	118	$(ZSTD_STATICLIB): \| $(ZSTD_STATICLIB_DIR)
	119	$(ZSTD_STATICLIB): $(ZSTD_STATICLIB_OBJ)
648db22b	120	# Check for multithread flag at target execution time
	121	$(if $(filter -DZSTD_MULTITHREAD,$(CPPFLAGS)),\
	122	@echo compiling multi-threaded static library $(LIBVER),\
	123	@echo compiling single-threaded static library $(LIBVER))
	124	$(AR) $(ARFLAGS) $@ $^
	125
f535537f	126	libzstd.a: $(ZSTD_STATICLIB)
648db22b	127	cp -f $< $@
	128
	129	endif
	130
	131	ifneq (,$(filter Windows%,$(TARGET_SYSTEM)))
	132
	133	LIBZSTD = dll/libzstd.dll
	134	$(LIBZSTD): $(ZSTD_FILES)
	135	@echo compiling dynamic library $(LIBVER)
	136	$(CC) $(FLAGS) -DZSTD_DLL_EXPORT=1 -Wl,--out-implib,dll/libzstd.dll.a -shared $^ -o $@
	137
	138	else # not Windows
	139
	140	LIBZSTD = libzstd.$(SHARED_EXT_VER)
	141	.PHONY: $(LIBZSTD) # must be run every time
	142	$(LIBZSTD): CPPFLAGS += $(CPPFLAGS_DYNLIB)
	143	$(LIBZSTD): CFLAGS += -fPIC -fvisibility=hidden
	144	$(LIBZSTD): LDFLAGS += -shared $(LDFLAGS_DYNLIB)
	145
	146	ifndef BUILD_DIR
	147	# determine BUILD_DIR from compilation flags
	148
	149	$(LIBZSTD):
	150	$(SET_CACHE_DIRECTORY)
	151
	152	else
	153	# BUILD_DIR is defined
	154
	155	ZSTD_DYNLIB_DIR := $(BUILD_DIR)/dynamic
	156	ZSTD_DYNLIB := $(ZSTD_DYNLIB_DIR)/$(LIBZSTD)
	157	ZSTD_DYNLIB_OBJ := $(addprefix $(ZSTD_DYNLIB_DIR)/,$(ZSTD_LOCAL_OBJ))
	158
	159	$(ZSTD_DYNLIB): \| $(ZSTD_DYNLIB_DIR)
	160	$(ZSTD_DYNLIB): $(ZSTD_DYNLIB_OBJ)
	161	# Check for multithread flag at target execution time
	162	$(if $(filter -DZSTD_MULTITHREAD,$(CPPFLAGS)),\
	163	@echo compiling multi-threaded dynamic library $(LIBVER),\
	164	@echo compiling single-threaded dynamic library $(LIBVER))
	165	$(CC) $(FLAGS) $^ $(LDFLAGS) $(SONAME_FLAGS) -o $@
	166	@echo creating versioned links
	167	ln -sf $@ libzstd.$(SHARED_EXT_MAJOR)
	168	ln -sf $@ libzstd.$(SHARED_EXT)
	169
	170	$(LIBZSTD): $(ZSTD_DYNLIB)
	171	cp -f $< $@
	172
	173	endif # ifndef BUILD_DIR
	174	endif # if windows
	175
	176	.PHONY: libzstd
	177	libzstd : $(LIBZSTD)
	178
	179	.PHONY: lib
	180	lib : libzstd.a libzstd
	181
	182
	183	# note : do not define lib-mt or lib-release as .PHONY
	184	# make does not consider implicit pattern rule for .PHONY target
	185
	186	%-mt : CPPFLAGS_DYNLIB := -DZSTD_MULTITHREAD
f535537f	187	%-mt : CPPFLAGS_STATICLIB := -DZSTD_MULTITHREAD
648db22b	188	%-mt : LDFLAGS_DYNLIB := -pthread
	189	%-mt : %
	190	@echo multi-threaded build completed
	191
	192	%-nomt : CPPFLAGS_DYNLIB :=
	193	%-nomt : LDFLAGS_DYNLIB :=
f535537f	194	%-nomt : CPPFLAGS_STATICLIB :=
648db22b	195	%-nomt : %
	196	@echo single-threaded build completed
	197
	198	%-release : DEBUGFLAGS :=
	199	%-release : %
	200	@echo release build completed
	201
	202
	203	# Generate .h dependencies automatically
	204
f535537f	205	# -MMD: compiler generates dependency information as a side-effect of compilation, without system headers
	206	# -MP: adds phony target for each dependency other than main file.
	207	DEPFLAGS = -MMD -MP
648db22b	208
f535537f	209	# ensure that ZSTD_DYNLIB_DIR exists prior to generating %.o
f535537f	210	$(ZSTD_DYNLIB_DIR)/%.o : %.c \| $(ZSTD_DYNLIB_DIR)
648db22b	211	@echo CC $@
f535537f	212	$(COMPILE.c) $(DEPFLAGS) $(OUTPUT_OPTION) $<
648db22b	213
f535537f	214	$(ZSTD_STATICLIB_DIR)/%.o : %.c \| $(ZSTD_STATICLIB_DIR)
648db22b	215	@echo CC $@
f535537f	216	$(COMPILE.c) $(DEPFLAGS) $(OUTPUT_OPTION) $<
648db22b	217
	218	$(ZSTD_DYNLIB_DIR)/%.o : %.S \| $(ZSTD_DYNLIB_DIR)
	219	@echo AS $@
	220	$(COMPILE.S) $(OUTPUT_OPTION) $<
	221
f535537f	222	$(ZSTD_STATICLIB_DIR)/%.o : %.S \| $(ZSTD_STATICLIB_DIR)
648db22b	223	@echo AS $@
	224	$(COMPILE.S) $(OUTPUT_OPTION) $<
	225
f535537f	226	MKDIR ?= mkdir -p
	227	$(BUILD_DIR) $(ZSTD_DYNLIB_DIR) $(ZSTD_STATICLIB_DIR):
	228	$(MKDIR) $@
648db22b	229
f535537f	230	DEPFILES := $(ZSTD_DYNLIB_OBJ:.o=.d) $(ZSTD_STATICLIB_OBJ:.o=.d)
648db22b	231	$(DEPFILES):
648db22b	232
f535537f	233	# The leading '-' means: do not fail is include fails (ex: directory does not exist yet)
f535537f	234	-include $(wildcard $(DEPFILES))
648db22b	235
648db22b	236
f535537f	237	# Special case : build library in single-thread mode _and_ without zstdmt_compress.c
	238	# Note : we still need threading.c and pool.c for the dictionary builder,
	239	# but they will correctly behave single-threaded.
	240	ZSTDMT_FILES = zstdmt_compress.c
	241	ZSTD_NOMT_FILES = $(filter-out $(ZSTDMT_FILES),$(notdir $(ZSTD_FILES)))
648db22b	242	libzstd-nomt: CFLAGS += -fPIC -fvisibility=hidden
	243	libzstd-nomt: LDFLAGS += -shared
	244	libzstd-nomt: $(ZSTD_NOMT_FILES)
	245	@echo compiling single-thread dynamic library $(LIBVER)
	246	@echo files : $(ZSTD_NOMT_FILES)
f535537f	247	@if echo "$(ZSTD_NOMT_FILES)" \| tr ' ' '\n' \| $(GREP) -q zstdmt; then \
	248	echo "Error: Found zstdmt in list."; \
	249	exit 1; \
	250	fi
648db22b	251	$(CC) $(FLAGS) $^ $(LDFLAGS) $(SONAME_FLAGS) -o $@
	252
	253	.PHONY: clean
	254	clean:
	255	$(RM) -r *.dSYM # macOS-specific
	256	$(RM) core .o .a .gcda .$(SHARED_EXT) .$(SHARED_EXT). libzstd.pc
	257	$(RM) dll/libzstd.dll dll/libzstd.lib libzstd-nomt*
	258	$(RM) -r obj/*
	259	@echo Cleaning library completed
	260
	261	#-----------------------------------------------------------------------------
	262	# make install is validated only for below listed environments
	263	#-----------------------------------------------------------------------------
f535537f	264	ifneq (,$(filter $(UNAME),Linux Darwin GNU/kFreeBSD GNU OpenBSD FreeBSD NetBSD DragonFly SunOS Haiku AIX MSYS_NT CYGWIN_NT))
648db22b	265
	266	lib: libzstd.pc
	267
	268	HAS_EXPLICIT_EXEC_PREFIX := $(if $(or $(EXEC_PREFIX),$(exec_prefix)),1,)
	269
	270	DESTDIR ?=
	271	# directory variables : GNU conventions prefer lowercase
	272	# see https://www.gnu.org/prep/standards/html_node/Makefile-Conventions.html
	273	# support both lower and uppercase (BSD), use uppercase in script
	274	prefix ?= /usr/local
	275	PREFIX ?= $(prefix)
	276	exec_prefix ?= $(PREFIX)
	277	EXEC_PREFIX ?= $(exec_prefix)
	278	libdir ?= $(EXEC_PREFIX)/lib
	279	LIBDIR ?= $(libdir)
	280	includedir ?= $(PREFIX)/include
	281	INCLUDEDIR ?= $(includedir)
	282
	283	PCINCDIR := $(patsubst $(PREFIX)%,%,$(INCLUDEDIR))
	284	PCLIBDIR := $(patsubst $(EXEC_PREFIX)%,%,$(LIBDIR))
	285
	286	# If we successfully stripped off a prefix, we'll add a reference to the
	287	# relevant pc variable.
	288	PCINCPREFIX := $(if $(findstring $(INCLUDEDIR),$(PCINCDIR)),,$${prefix})
	289	PCLIBPREFIX := $(if $(findstring $(LIBDIR),$(PCLIBDIR)),,$${exec_prefix})
	290
	291	# If no explicit EXEC_PREFIX was set by the caller, write it out as a reference
	292	# to PREFIX, rather than as a resolved value.
	293	PCEXEC_PREFIX := $(if $(HAS_EXPLICIT_EXEC_PREFIX),$(EXEC_PREFIX),$${prefix})
	294
	295	ifneq (,$(filter $(UNAME),FreeBSD NetBSD DragonFly))
	296	PKGCONFIGDIR ?= $(PREFIX)/libdata/pkgconfig
	297	else
	298	PKGCONFIGDIR ?= $(LIBDIR)/pkgconfig
	299	endif
	300
	301	ifneq (,$(filter $(UNAME),SunOS))
	302	INSTALL ?= ginstall
	303	else
	304	INSTALL ?= install
	305	endif
	306
	307	INSTALL_PROGRAM ?= $(INSTALL)
	308	INSTALL_DATA ?= $(INSTALL) -m 644
	309
	310
	311	libzstd.pc: libzstd.pc.in
	312	@echo creating pkgconfig
	313	@sed \
	314	-e 's\|@PREFIX@\|$(PREFIX)\|' \
	315	-e 's\|@EXEC_PREFIX@\|$(PCEXEC_PREFIX)\|' \
	316	-e 's\|@INCLUDEDIR@\|$(PCINCPREFIX)$(PCINCDIR)\|' \
	317	-e 's\|@LIBDIR@\|$(PCLIBPREFIX)$(PCLIBDIR)\|' \
	318	-e 's\|@VERSION@\|$(VERSION)\|' \
	319	-e 's\|@LIBS_PRIVATE@\|$(LDFLAGS_DYNLIB)\|' \
	320	$< >$@
	321
	322	.PHONY: install
	323	install: install-pc install-static install-shared install-includes
	324	@echo zstd static and shared library installed
	325
	326	.PHONY: install-pc
	327	install-pc: libzstd.pc
	328	[ -e $(DESTDIR)$(PKGCONFIGDIR) ] \|\| $(INSTALL) -d -m 755 $(DESTDIR)$(PKGCONFIGDIR)/
329	$(INSTALL_DATA) libzstd.pc $(DESTDIR)$(PKGCONFIGDIR)/
330
331	.PHONY: install-static
332	install-static:
333	# only generate libzstd.a if it's not already present
334	[ -e libzstd.a ] \|\| $(MAKE) libzstd.a-release
335	[ -e $(DESTDIR)$(LIBDIR) ] \|\| $(INSTALL) -d -m 755 $(DESTDIR)$(LIBDIR)/
336	@echo Installing static library
337	$(INSTALL_DATA) libzstd.a $(DESTDIR)$(LIBDIR)
338
339	.PHONY: install-shared
340	install-shared:
341	# only generate libzstd.so if it's not already present
342	[ -e $(LIBZSTD) ] \|\| $(MAKE) libzstd-release
343	[ -e $(DESTDIR)$(LIBDIR) ] \|\| $(INSTALL) -d -m 755 $(DESTDIR)$(LIBDIR)/
344	@echo Installing shared library
345	$(INSTALL_PROGRAM) $(LIBZSTD) $(DESTDIR)$(LIBDIR)
346	ln -sf $(LIBZSTD) $(DESTDIR)$(LIBDIR)/libzstd.$(SHARED_EXT_MAJOR)
347	ln -sf $(LIBZSTD) $(DESTDIR)$(LIBDIR)/libzstd.$(SHARED_EXT)
348
349	.PHONY: install-includes
350	install-includes:
351	[ -e $(DESTDIR)$(INCLUDEDIR) ] \|\| $(INSTALL) -d -m 755 $(DESTDIR)$(INCLUDEDIR)/
352	@echo Installing includes
353	$(INSTALL_DATA) zstd.h $(DESTDIR)$(INCLUDEDIR)
354	$(INSTALL_DATA) zstd_errors.h $(DESTDIR)$(INCLUDEDIR)
355	$(INSTALL_DATA) zdict.h $(DESTDIR)$(INCLUDEDIR)
356
357	.PHONY: uninstall
358	uninstall:
359	$(RM) $(DESTDIR)$(LIBDIR)/libzstd.a
360	$(RM) $(DESTDIR)$(LIBDIR)/libzstd.$(SHARED_EXT)
361	$(RM) $(DESTDIR)$(LIBDIR)/libzstd.$(SHARED_EXT_MAJOR)
362	$(RM) $(DESTDIR)$(LIBDIR)/$(LIBZSTD)
363	$(RM) $(DESTDIR)$(PKGCONFIGDIR)/libzstd.pc
364	$(RM) $(DESTDIR)$(INCLUDEDIR)/zstd.h
365	$(RM) $(DESTDIR)$(INCLUDEDIR)/zstd_errors.h
366	$(RM) $(DESTDIR)$(INCLUDEDIR)/zdict.h
367	@echo zstd libraries successfully uninstalled
368
369	endif