lib/Makefile - platform/external/zstd - Git at Google


            
            # ################################################################

            
            # Copyright (c) 2015-present, Yann Collet, Facebook, Inc.

            
            # 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).

            
            # ################################################################


            # Version numbers

            
            LIBVER_MAJOR_SCRIPT:=`sed -n '/define ZSTD_VERSION_MAJOR/s/.*[[:blank:]]\([0-9][0-9]*\).*/\1/p' < ./zstd.h`

            
            LIBVER_MINOR_SCRIPT:=`sed -n '/define ZSTD_VERSION_MINOR/s/.*[[:blank:]]\([0-9][0-9]*\).*/\1/p' < ./zstd.h`

            
            LIBVER_PATCH_SCRIPT:=`sed -n '/define ZSTD_VERSION_RELEASE/s/.*[[:blank:]]\([0-9][0-9]*\).*/\1/p' < ./zstd.h`

            
            LIBVER_SCRIPT:= $(LIBVER_MAJOR_SCRIPT).$(LIBVER_MINOR_SCRIPT).$(LIBVER_PATCH_SCRIPT)

            
            LIBVER_MAJOR := $(shell echo $(LIBVER_MAJOR_SCRIPT))

            
            LIBVER_MINOR := $(shell echo $(LIBVER_MINOR_SCRIPT))

            
            LIBVER_PATCH := $(shell echo $(LIBVER_PATCH_SCRIPT))

            
            LIBVER := $(shell echo $(LIBVER_SCRIPT))

            
            VERSION?= $(LIBVER)

            
            CCVER := $(shell $(CC) --version)


            CPPFLAGS+= -I. -I./common -DXXH_NAMESPACE=ZSTD_

            
            ifeq ($(OS),Windows_NT)   # MinGW assumed

            
            CPPFLAGS   += -D__USE_MINGW_ANSI_STDIO   # compatibility with %zu formatting

            
            endif

            
            CFLAGS  ?= -O3

            
            DEBUGFLAGS= -Wall -Wextra -Wcast-qual -Wcast-align -Wshadow \

            
                        -Wstrict-aliasing=1 -Wswitch-enum -Wdeclaration-after-statement \

            
                        -Wstrict-prototypes -Wundef -Wpointer-arith \

            
                        -Wvla -Wformat=2 -Winit-self -Wfloat-equal -Wwrite-strings \

            
                        -Wredundant-decls -Wmissing-prototypes -Wc++-compat

            
            CFLAGS  += $(DEBUGFLAGS) $(MOREFLAGS)

            
            FLAGS    = $(CPPFLAGS) $(CFLAGS)


            HAVE_COLORNEVER = $(shell echo a | grep --color=never a > /dev/null 2> /dev/null && echo 1 || echo 0)

            
            GREP_OPTIONS ?=

            
            ifeq ($HAVE_COLORNEVER, 1)

            
            GREP_OPTIONS += --color=never

            
            endif

            
            GREP = grep $(GREP_OPTIONS)


            ZSTDCOMMON_FILES := $(sort $(wildcard common/*.c))

            
            ZSTDCOMP_FILES := $(sort $(wildcard compress/*.c))

            
            ZSTDDECOMP_FILES := $(sort $(wildcard decompress/*.c))

            
            ZDICT_FILES := $(sort $(wildcard dictBuilder/*.c))

            
            ZDEPR_FILES := $(sort $(wildcard deprecated/*.c))

            
            ZSTD_FILES := $(ZSTDCOMMON_FILES)


            ifeq ($(findstring GCC,$(CCVER)),GCC)

            
            decompress/zstd_decompress_block.o :	CFLAGS+=-fno-tree-vectorize

            
            endif


            ZSTD_LEGACY_SUPPORT ?= 5

            
            ZSTD_LIB_COMPRESSION ?= 1

            
            ZSTD_LIB_DECOMPRESSION ?= 1

            
            ZSTD_LIB_DICTBUILDER ?= 1

            
            ZSTD_LIB_DEPRECATED ?= 1

            
            HUF_FORCE_DECOMPRESS_X1 ?= 0

            
            HUF_FORCE_DECOMPRESS_X2 ?= 0

            
            ZSTD_FORCE_DECOMPRESS_SHORT ?= 0

            
            ZSTD_FORCE_DECOMPRESS_LONG ?= 0

            
            ZSTD_NO_INLINE ?= 0

            
            ZSTD_STRIP_ERROR_STRINGS ?= 0

            
            ZSTD_LEGACY_MULTITHREADED_API ?= 0


            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


            ifneq ($(ZSTD_LIB_COMPRESSION), 0)

            
            	ZSTD_FILES += $(ZSTDCOMP_FILES)

            
            endif


            ifneq ($(ZSTD_LIB_DECOMPRESSION), 0)

            
            	ZSTD_FILES += $(ZSTDDECOMP_FILES)

            
            endif


            ifneq ($(ZSTD_LIB_DEPRECATED), 0)

            
            	ZSTD_FILES += $(ZDEPR_FILES)

            
            endif


            ifneq ($(ZSTD_LIB_DICTBUILDER), 0)

            
            	ZSTD_FILES += $(ZDICT_FILES)

            
            endif


            ifneq ($(HUF_FORCE_DECOMPRESS_X1), 0)

            
            	CFLAGS += -DHUF_FORCE_DECOMPRESS_X1

            
            endif


            ifneq ($(HUF_FORCE_DECOMPRESS_X2), 0)

            
            	CFLAGS += -DHUF_FORCE_DECOMPRESS_X2

            
            endif


            ifneq ($(ZSTD_FORCE_DECOMPRESS_SHORT), 0)

            
            	CFLAGS += -DZSTD_FORCE_DECOMPRESS_SHORT

            
            endif


            ifneq ($(ZSTD_FORCE_DECOMPRESS_LONG), 0)

            
            	CFLAGS += -DZSTD_FORCE_DECOMPRESS_LONG

            
            endif


            ifneq ($(ZSTD_NO_INLINE), 0)

            
            	CFLAGS += -DZSTD_NO_INLINE

            
            endif


            ifneq ($(ZSTD_STRIP_ERROR_STRINGS), 0)

            
            	CFLAGS += -DZSTD_STRIP_ERROR_STRINGS

            
            endif


            ifneq ($(ZSTD_LEGACY_MULTITHREADED_API), 0)

            
            	CFLAGS += -DZSTD_LEGACY_MULTITHREADED_API

            
            endif


            ifneq ($(ZSTD_LEGACY_SUPPORT), 0)

            
            ifeq ($(shell test $(ZSTD_LEGACY_SUPPORT) -lt 8; echo $$?), 0)

            
            	ZSTD_FILES += $(shell ls legacy/*.c | $(GREP) 'v0[$(ZSTD_LEGACY_SUPPORT)-7]')

            
            endif

            
            	CPPFLAGS += -I./legacy

            
            endif

            
            CPPFLAGS  += -DZSTD_LEGACY_SUPPORT=$(ZSTD_LEGACY_SUPPORT)


            ZSTD_OBJ   := $(patsubst %.c,%.o,$(ZSTD_FILES))


            # 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 ($(shell 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

            
            	SONAME_FLAGS = -Wl,-soname=libzstd.$(SHARED_EXT).$(LIBVER_MAJOR)

            
            	SHARED_EXT = so

            
            	SHARED_EXT_MAJOR = $(SHARED_EXT).$(LIBVER_MAJOR)

            
            	SHARED_EXT_VER = $(SHARED_EXT).$(LIBVER)

            
            endif


            .PHONY: default all clean install uninstall


            default: lib-release


            all: lib


            libzstd.a: ARFLAGS = rcs

            
            libzstd.a: $(ZSTD_OBJ)

            
            	@echo compiling static library

            
            	@$(AR) $(ARFLAGS) $@ $^


            libzstd.a-mt: CPPFLAGS += -DZSTD_MULTITHREAD

            
            libzstd.a-mt: libzstd.a


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


            LIBZSTD = dll\libzstd.dll

            
            $(LIBZSTD): $(ZSTD_FILES)

            
            	@echo compiling dynamic library $(LIBVER)

            
            	$(CC) $(FLAGS) -DZSTD_DLL_EXPORT=1 -Wl,--out-implib,dll\libzstd.lib -shared $^ -o $@


            else


            LIBZSTD = libzstd.$(SHARED_EXT_VER)

            
            $(LIBZSTD): LDFLAGS += -shared -fPIC -fvisibility=hidden

            
            $(LIBZSTD): $(ZSTD_FILES)

            
            	@echo compiling dynamic library $(LIBVER)

            
            	@$(CC) $(FLAGS) $^ $(LDFLAGS) $(SONAME_FLAGS) -o $@

            
            	@echo creating versioned links

            
            	@ln -sf $@ libzstd.$(SHARED_EXT_MAJOR)

            
            	@ln -sf $@ libzstd.$(SHARED_EXT)


            endif


            libzstd : $(LIBZSTD)


            libzstd-mt : CPPFLAGS += -DZSTD_MULTITHREAD

            
            libzstd-mt : libzstd


            lib: libzstd.a libzstd


            lib-mt: CPPFLAGS += -DZSTD_MULTITHREAD

            
            lib-mt: lib


            lib-release lib-release-mt: DEBUGFLAGS :=

            
            lib-release: lib

            
            lib-release-mt: lib-mt


            # Special case : building library in single-thread mode _and_ without zstdmt_compress.c

            
            ZSTDMT_FILES = compress/zstdmt_compress.c

            
            ZSTD_NOMT_FILES = $(filter-out $(ZSTDMT_FILES),$(ZSTD_FILES))

            
            libzstd-nomt: LDFLAGS += -shared -fPIC -fvisibility=hidden

            
            libzstd-nomt: $(ZSTD_NOMT_FILES)

            
            	@echo compiling single-thread dynamic library $(LIBVER)

            
            	@echo files : $(ZSTD_NOMT_FILES)

            
            	@$(CC) $(FLAGS) $^ $(LDFLAGS) $(SONAME_FLAGS) -o $@


            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) common/*.o compress/*.o decompress/*.o dictBuilder/*.o legacy/*.o deprecated/*.o

            
            	@echo Cleaning library completed


            #-----------------------------------------------------------------------------

            
            # make install is validated only for Linux, macOS, BSD, Hurd and Solaris targets

            
            #-----------------------------------------------------------------------------

            
            ifneq (,$(filter $(shell uname),Linux Darwin GNU/kFreeBSD GNU OpenBSD FreeBSD NetBSD DragonFly SunOS Haiku))


            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)

            
            libdir      ?= $(exec_prefix)/lib

            
            LIBDIR      ?= $(libdir)

            
            includedir  ?= $(PREFIX)/include

            
            INCLUDEDIR  ?= $(includedir)


            ifneq (,$(filter $(shell uname),FreeBSD NetBSD DragonFly))

            
            PKGCONFIGDIR ?= $(PREFIX)/libdata/pkgconfig

            
            else

            
            PKGCONFIGDIR ?= $(LIBDIR)/pkgconfig

            
            endif


            ifneq (,$(filter $(shell uname),SunOS))

            
            INSTALL ?= ginstall

            
            else

            
            INSTALL ?= install

            
            endif


            INSTALL_PROGRAM ?= $(INSTALL)

            
            INSTALL_DATA    ?= $(INSTALL) -m 644


            libzstd.pc:

            
            libzstd.pc: libzstd.pc.in

            
            	@echo creating pkgconfig

            
            	@sed -e 's|@PREFIX@|$(PREFIX)|' \

            
                         -e 's|@LIBDIR@|$(LIBDIR)|' \

            
                         -e 's|@INCLUDEDIR@|$(INCLUDEDIR)|' \

            
                         -e 's|@VERSION@|$(VERSION)|' \

            
                         $< >$@


            install: install-pc install-static install-shared install-includes

            
            	@echo zstd static and shared library installed


            install-pc: libzstd.pc

            
            	@$(INSTALL) -d -m 755 $(DESTDIR)$(PKGCONFIGDIR)/

            
            	@$(INSTALL_DATA) libzstd.pc $(DESTDIR)$(PKGCONFIGDIR)/


            install-static: libzstd.a

            
            	@echo Installing static library

            
            	@$(INSTALL) -d -m 755 $(DESTDIR)$(LIBDIR)/

            
            	@$(INSTALL_DATA) libzstd.a $(DESTDIR)$(LIBDIR)


            install-shared: libzstd

            
            	@echo Installing shared library

            
            	@$(INSTALL) -d -m 755 $(DESTDIR)$(LIBDIR)/

            
            	@$(INSTALL_PROGRAM) $(LIBZSTD) $(DESTDIR)$(LIBDIR)

            
            	@ln -sf $(LIBZSTD) $(DESTDIR)$(LIBDIR)/libzstd.$(SHARED_EXT_MAJOR)

            
            	@ln -sf $(LIBZSTD) $(DESTDIR)$(LIBDIR)/libzstd.$(SHARED_EXT)


            install-includes:

            
            	@echo Installing includes

            
            	@$(INSTALL) -d -m 755 $(DESTDIR)$(INCLUDEDIR)/

            
            	@$(INSTALL_DATA) zstd.h $(DESTDIR)$(INCLUDEDIR)

            
            	@$(INSTALL_DATA) common/zstd_errors.h $(DESTDIR)$(INCLUDEDIR)

            
            	@$(INSTALL_DATA) deprecated/zbuff.h $(DESTDIR)$(INCLUDEDIR)     # prototypes generate deprecation warnings

            
            	@$(INSTALL_DATA) dictBuilder/zdict.h $(DESTDIR)$(INCLUDEDIR)


            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)/zbuff.h   # Deprecated streaming functions

            
            	@$(RM) $(DESTDIR)$(INCLUDEDIR)/zdict.h

            
            	@echo zstd libraries successfully uninstalled


            endif
	# ################################################################
	# Copyright (c) 2015-present, Yann Collet, Facebook, Inc.
	# 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).
	# ################################################################

	# Version numbers
	LIBVER_MAJOR_SCRIPT:=`sed -n '/define ZSTD_VERSION_MAJOR/s/.[[:blank:]]\([0-9][0-9]\).*/\1/p' < ./zstd.h`
	LIBVER_MINOR_SCRIPT:=`sed -n '/define ZSTD_VERSION_MINOR/s/.[[:blank:]]\([0-9][0-9]\).*/\1/p' < ./zstd.h`
	LIBVER_PATCH_SCRIPT:=`sed -n '/define ZSTD_VERSION_RELEASE/s/.[[:blank:]]\([0-9][0-9]\).*/\1/p' < ./zstd.h`
	LIBVER_SCRIPT:= $(LIBVER_MAJOR_SCRIPT).$(LIBVER_MINOR_SCRIPT).$(LIBVER_PATCH_SCRIPT)
	LIBVER_MAJOR := $(shell echo $(LIBVER_MAJOR_SCRIPT))
	LIBVER_MINOR := $(shell echo $(LIBVER_MINOR_SCRIPT))
	LIBVER_PATCH := $(shell echo $(LIBVER_PATCH_SCRIPT))
	LIBVER := $(shell echo $(LIBVER_SCRIPT))
	VERSION?= $(LIBVER)
	CCVER := $(shell $(CC) --version)

	CPPFLAGS+= -I. -I./common -DXXH_NAMESPACE=ZSTD_
	ifeq ($(OS),Windows_NT) # MinGW assumed
	CPPFLAGS += -D__USE_MINGW_ANSI_STDIO # compatibility with %zu formatting
	endif
	CFLAGS ?= -O3
	DEBUGFLAGS= -Wall -Wextra -Wcast-qual -Wcast-align -Wshadow \
	-Wstrict-aliasing=1 -Wswitch-enum -Wdeclaration-after-statement \
	-Wstrict-prototypes -Wundef -Wpointer-arith \
	-Wvla -Wformat=2 -Winit-self -Wfloat-equal -Wwrite-strings \
	-Wredundant-decls -Wmissing-prototypes -Wc++-compat
	CFLAGS += $(DEBUGFLAGS) $(MOREFLAGS)
	FLAGS = $(CPPFLAGS) $(CFLAGS)

	HAVE_COLORNEVER = $(shell echo a \| grep --color=never a > /dev/null 2> /dev/null && echo 1 \|\| echo 0)
	GREP_OPTIONS ?=
	ifeq ($HAVE_COLORNEVER, 1)
	GREP_OPTIONS += --color=never
	endif
	GREP = grep $(GREP_OPTIONS)

	ZSTDCOMMON_FILES := $(sort $(wildcard common/*.c))
	ZSTDCOMP_FILES := $(sort $(wildcard compress/*.c))
	ZSTDDECOMP_FILES := $(sort $(wildcard decompress/*.c))
	ZDICT_FILES := $(sort $(wildcard dictBuilder/*.c))
	ZDEPR_FILES := $(sort $(wildcard deprecated/*.c))
	ZSTD_FILES := $(ZSTDCOMMON_FILES)

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

	ZSTD_LEGACY_SUPPORT ?= 5
	ZSTD_LIB_COMPRESSION ?= 1
	ZSTD_LIB_DECOMPRESSION ?= 1
	ZSTD_LIB_DICTBUILDER ?= 1
	ZSTD_LIB_DEPRECATED ?= 1
	HUF_FORCE_DECOMPRESS_X1 ?= 0
	HUF_FORCE_DECOMPRESS_X2 ?= 0
	ZSTD_FORCE_DECOMPRESS_SHORT ?= 0
	ZSTD_FORCE_DECOMPRESS_LONG ?= 0
	ZSTD_NO_INLINE ?= 0
	ZSTD_STRIP_ERROR_STRINGS ?= 0
	ZSTD_LEGACY_MULTITHREADED_API ?= 0

	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

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

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

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

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

	ifneq ($(HUF_FORCE_DECOMPRESS_X1), 0)
	CFLAGS += -DHUF_FORCE_DECOMPRESS_X1
	endif

	ifneq ($(HUF_FORCE_DECOMPRESS_X2), 0)
	CFLAGS += -DHUF_FORCE_DECOMPRESS_X2
	endif

	ifneq ($(ZSTD_FORCE_DECOMPRESS_SHORT), 0)
	CFLAGS += -DZSTD_FORCE_DECOMPRESS_SHORT
	endif

	ifneq ($(ZSTD_FORCE_DECOMPRESS_LONG), 0)
	CFLAGS += -DZSTD_FORCE_DECOMPRESS_LONG
	endif

	ifneq ($(ZSTD_NO_INLINE), 0)
	CFLAGS += -DZSTD_NO_INLINE
	endif

	ifneq ($(ZSTD_STRIP_ERROR_STRINGS), 0)
	CFLAGS += -DZSTD_STRIP_ERROR_STRINGS
	endif

	ifneq ($(ZSTD_LEGACY_MULTITHREADED_API), 0)
	CFLAGS += -DZSTD_LEGACY_MULTITHREADED_API
	endif

	ifneq ($(ZSTD_LEGACY_SUPPORT), 0)
	ifeq ($(shell test $(ZSTD_LEGACY_SUPPORT) -lt 8; echo $$?), 0)
	ZSTD_FILES += $(shell ls legacy/*.c \| $(GREP) 'v0[$(ZSTD_LEGACY_SUPPORT)-7]')
	endif
	CPPFLAGS += -I./legacy
	endif
	CPPFLAGS += -DZSTD_LEGACY_SUPPORT=$(ZSTD_LEGACY_SUPPORT)

	ZSTD_OBJ := $(patsubst %.c,%.o,$(ZSTD_FILES))

	# 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 ($(shell 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 $(LIBVER)
	else
	SONAME_FLAGS = -Wl,-soname=libzstd.$(SHARED_EXT).$(LIBVER_MAJOR)
	SHARED_EXT = so
	SHARED_EXT_MAJOR = $(SHARED_EXT).$(LIBVER_MAJOR)
	SHARED_EXT_VER = $(SHARED_EXT).$(LIBVER)
	endif


	.PHONY: default all clean install uninstall

	default: lib-release

	all: lib

	libzstd.a: ARFLAGS = rcs
	libzstd.a: $(ZSTD_OBJ)
	@echo compiling static library
	@$(AR) $(ARFLAGS) $@ $^

	libzstd.a-mt: CPPFLAGS += -DZSTD_MULTITHREAD
	libzstd.a-mt: libzstd.a

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

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

	else

	LIBZSTD = libzstd.$(SHARED_EXT_VER)
	$(LIBZSTD): LDFLAGS += -shared -fPIC -fvisibility=hidden
	$(LIBZSTD): $(ZSTD_FILES)
	@echo compiling dynamic library $(LIBVER)
	@$(CC) $(FLAGS) $^ $(LDFLAGS) $(SONAME_FLAGS) -o $@
	@echo creating versioned links
	@ln -sf $@ libzstd.$(SHARED_EXT_MAJOR)
	@ln -sf $@ libzstd.$(SHARED_EXT)

	endif


	libzstd : $(LIBZSTD)

	libzstd-mt : CPPFLAGS += -DZSTD_MULTITHREAD
	libzstd-mt : libzstd

	lib: libzstd.a libzstd

	lib-mt: CPPFLAGS += -DZSTD_MULTITHREAD
	lib-mt: lib

	lib-release lib-release-mt: DEBUGFLAGS :=
	lib-release: lib
	lib-release-mt: lib-mt

	# Special case : building library in single-thread mode _and_ without zstdmt_compress.c
	ZSTDMT_FILES = compress/zstdmt_compress.c
	ZSTD_NOMT_FILES = $(filter-out $(ZSTDMT_FILES),$(ZSTD_FILES))
	libzstd-nomt: LDFLAGS += -shared -fPIC -fvisibility=hidden
	libzstd-nomt: $(ZSTD_NOMT_FILES)
	@echo compiling single-thread dynamic library $(LIBVER)
	@echo files : $(ZSTD_NOMT_FILES)
	@$(CC) $(FLAGS) $^ $(LDFLAGS) $(SONAME_FLAGS) -o $@

	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) common/.o compress/.o decompress/.o dictBuilder/.o legacy/.o deprecated/.o
	@echo Cleaning library completed

	#-----------------------------------------------------------------------------
	# make install is validated only for Linux, macOS, BSD, Hurd and Solaris targets
	#-----------------------------------------------------------------------------
	ifneq (,$(filter $(shell uname),Linux Darwin GNU/kFreeBSD GNU OpenBSD FreeBSD NetBSD DragonFly SunOS Haiku))

	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)
	libdir ?= $(exec_prefix)/lib
	LIBDIR ?= $(libdir)
	includedir ?= $(PREFIX)/include
	INCLUDEDIR ?= $(includedir)

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

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

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


	libzstd.pc:
	libzstd.pc: libzstd.pc.in
	@echo creating pkgconfig
	@sed -e 's\|@PREFIX@\|$(PREFIX)\|' \
	-e 's\|@LIBDIR@\|$(LIBDIR)\|' \
	-e 's\|@INCLUDEDIR@\|$(INCLUDEDIR)\|' \
	-e 's\|@VERSION@\|$(VERSION)\|' \
	$< >$@

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

	install-pc: libzstd.pc
	@$(INSTALL) -d -m 755 $(DESTDIR)$(PKGCONFIGDIR)/
	@$(INSTALL_DATA) libzstd.pc $(DESTDIR)$(PKGCONFIGDIR)/

	install-static: libzstd.a
	@echo Installing static library
	@$(INSTALL) -d -m 755 $(DESTDIR)$(LIBDIR)/
	@$(INSTALL_DATA) libzstd.a $(DESTDIR)$(LIBDIR)

	install-shared: libzstd
	@echo Installing shared library
	@$(INSTALL) -d -m 755 $(DESTDIR)$(LIBDIR)/
	@$(INSTALL_PROGRAM) $(LIBZSTD) $(DESTDIR)$(LIBDIR)
	@ln -sf $(LIBZSTD) $(DESTDIR)$(LIBDIR)/libzstd.$(SHARED_EXT_MAJOR)
	@ln -sf $(LIBZSTD) $(DESTDIR)$(LIBDIR)/libzstd.$(SHARED_EXT)

	install-includes:
	@echo Installing includes
	@$(INSTALL) -d -m 755 $(DESTDIR)$(INCLUDEDIR)/
	@$(INSTALL_DATA) zstd.h $(DESTDIR)$(INCLUDEDIR)
	@$(INSTALL_DATA) common/zstd_errors.h $(DESTDIR)$(INCLUDEDIR)
	@$(INSTALL_DATA) deprecated/zbuff.h $(DESTDIR)$(INCLUDEDIR) # prototypes generate deprecation warnings
	@$(INSTALL_DATA) dictBuilder/zdict.h $(DESTDIR)$(INCLUDEDIR)

	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)/zbuff.h # Deprecated streaming functions
	@$(RM) $(DESTDIR)$(INCLUDEDIR)/zdict.h
	@echo zstd libraries successfully uninstalled

	endif