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