75bc289911
Previously, this construct would add `-O3` onto the end of the compiler flags variable, **after** `MOREFLAGS`, which meant that it was impossible to over- ride. This commit fixes this order and should otherwise be a no-op.
355 lines
11 KiB
Makefile
355 lines
11 KiB
Makefile
# ################################################################
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# Copyright (c) 2015-2020, Yann Collet, Facebook, Inc.
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# All rights reserved.
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#
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# This source code is licensed under both the BSD-style license (found in the
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# LICENSE file in the root directory of this source tree) and the GPLv2 (found
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# in the COPYING file in the root directory of this source tree).
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# You may select, at your option, one of the above-listed licenses.
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# ################################################################
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Q = $(if $(filter 1,$(V) $(VERBOSE)),,@)
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# When cross-compiling from linux to windows, you might
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# need to specify this as "Windows." Fedora build fails
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# without it.
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#
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# Note: mingw-w64 build from linux to windows does not
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# fail on other tested distros (ubuntu, debian) even
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# without manually specifying the TARGET_SYSTEM.
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TARGET_SYSTEM ?= $(OS)
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# Version numbers
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LIBVER_MAJOR_SCRIPT:=`sed -n '/define ZSTD_VERSION_MAJOR/s/.*[[:blank:]]\([0-9][0-9]*\).*/\1/p' < ./zstd.h`
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LIBVER_MINOR_SCRIPT:=`sed -n '/define ZSTD_VERSION_MINOR/s/.*[[:blank:]]\([0-9][0-9]*\).*/\1/p' < ./zstd.h`
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LIBVER_PATCH_SCRIPT:=`sed -n '/define ZSTD_VERSION_RELEASE/s/.*[[:blank:]]\([0-9][0-9]*\).*/\1/p' < ./zstd.h`
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LIBVER_SCRIPT:= $(LIBVER_MAJOR_SCRIPT).$(LIBVER_MINOR_SCRIPT).$(LIBVER_PATCH_SCRIPT)
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LIBVER_MAJOR := $(shell echo $(LIBVER_MAJOR_SCRIPT))
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LIBVER_MINOR := $(shell echo $(LIBVER_MINOR_SCRIPT))
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LIBVER_PATCH := $(shell echo $(LIBVER_PATCH_SCRIPT))
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LIBVER := $(shell echo $(LIBVER_SCRIPT))
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VERSION?= $(LIBVER)
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CCVER := $(shell $(CC) --version)
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# This is a helper variable that configures a bunch of other variables to new,
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# space-optimized defaults.
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ZSTD_LIB_MINIFY ?= 0
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ifneq ($(ZSTD_LIB_MINIFY), 0)
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HAVE_CC_OZ ?= $(shell echo "" | $(CC) -Oz -x c -c - -o /dev/null 2> /dev/null && echo 1 || echo 0)
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ZSTD_LEGACY_SUPPORT ?= 0
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ZSTD_LIB_DEPRECATED ?= 0
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HUF_FORCE_DECOMPRESS_X1 ?= 1
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ZSTD_FORCE_DECOMPRESS_SHORT ?= 1
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ZSTD_NO_INLINE ?= 1
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ZSTD_STRIP_ERROR_STRINGS ?= 1
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ifneq ($(HAVE_CC_OZ), 0)
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# Some compilers (clang) support an even more space-optimized setting.
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CFLAGS += -Oz
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else
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CFLAGS += -Os
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endif
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CFLAGS += -fno-stack-protector -fomit-frame-pointer -fno-ident \
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-DDYNAMIC_BMI2=0 -DNDEBUG
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else
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CFLAGS += -O3
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endif
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CPPFLAGS+= -DXXH_NAMESPACE=ZSTD_
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ifeq ($(TARGET_SYSTEM),Windows_NT) # MinGW assumed
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CPPFLAGS += -D__USE_MINGW_ANSI_STDIO # compatibility with %zu formatting
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endif
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DEBUGFLAGS= -Wall -Wextra -Wcast-qual -Wcast-align -Wshadow \
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-Wstrict-aliasing=1 -Wswitch-enum -Wdeclaration-after-statement \
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-Wstrict-prototypes -Wundef -Wpointer-arith \
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-Wvla -Wformat=2 -Winit-self -Wfloat-equal -Wwrite-strings \
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-Wredundant-decls -Wmissing-prototypes -Wc++-compat
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CFLAGS += $(DEBUGFLAGS) $(MOREFLAGS)
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FLAGS = $(CPPFLAGS) $(CFLAGS)
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HAVE_COLORNEVER = $(shell echo a | grep --color=never a > /dev/null 2> /dev/null && echo 1 || echo 0)
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GREP_OPTIONS ?=
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ifeq ($HAVE_COLORNEVER, 1)
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GREP_OPTIONS += --color=never
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endif
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GREP = grep $(GREP_OPTIONS)
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SED_ERE_OPT ?= -E
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ZSTDCOMMON_FILES := $(sort $(wildcard common/*.c))
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ZSTDCOMP_FILES := $(sort $(wildcard compress/*.c))
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ZSTDDECOMP_FILES := $(sort $(wildcard decompress/*.c))
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ZDICT_FILES := $(sort $(wildcard dictBuilder/*.c))
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ZDEPR_FILES := $(sort $(wildcard deprecated/*.c))
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ZSTD_FILES := $(ZSTDCOMMON_FILES)
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ifeq ($(findstring GCC,$(CCVER)),GCC)
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decompress/zstd_decompress_block.o : CFLAGS+=-fno-tree-vectorize
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endif
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# Modules
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ZSTD_LIB_COMPRESSION ?= 1
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ZSTD_LIB_DECOMPRESSION ?= 1
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ZSTD_LIB_DICTBUILDER ?= 1
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ZSTD_LIB_DEPRECATED ?= 1
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# Legacy support
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ZSTD_LEGACY_SUPPORT ?= 5
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ZSTD_LEGACY_MULTITHREADED_API ?= 0
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# Build size optimizations
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HUF_FORCE_DECOMPRESS_X1 ?= 0
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HUF_FORCE_DECOMPRESS_X2 ?= 0
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ZSTD_FORCE_DECOMPRESS_SHORT ?= 0
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ZSTD_FORCE_DECOMPRESS_LONG ?= 0
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ZSTD_NO_INLINE ?= 0
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ZSTD_STRIP_ERROR_STRINGS ?= 0
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ifeq ($(ZSTD_LIB_COMPRESSION), 0)
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ZSTD_LIB_DICTBUILDER = 0
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ZSTD_LIB_DEPRECATED = 0
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endif
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ifeq ($(ZSTD_LIB_DECOMPRESSION), 0)
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ZSTD_LEGACY_SUPPORT = 0
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ZSTD_LIB_DEPRECATED = 0
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endif
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ifneq ($(ZSTD_LIB_COMPRESSION), 0)
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ZSTD_FILES += $(ZSTDCOMP_FILES)
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endif
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ifneq ($(ZSTD_LIB_DECOMPRESSION), 0)
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ZSTD_FILES += $(ZSTDDECOMP_FILES)
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endif
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ifneq ($(ZSTD_LIB_DEPRECATED), 0)
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ZSTD_FILES += $(ZDEPR_FILES)
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endif
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ifneq ($(ZSTD_LIB_DICTBUILDER), 0)
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ZSTD_FILES += $(ZDICT_FILES)
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endif
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ifneq ($(HUF_FORCE_DECOMPRESS_X1), 0)
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CFLAGS += -DHUF_FORCE_DECOMPRESS_X1
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endif
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ifneq ($(HUF_FORCE_DECOMPRESS_X2), 0)
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CFLAGS += -DHUF_FORCE_DECOMPRESS_X2
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endif
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ifneq ($(ZSTD_FORCE_DECOMPRESS_SHORT), 0)
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CFLAGS += -DZSTD_FORCE_DECOMPRESS_SHORT
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endif
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ifneq ($(ZSTD_FORCE_DECOMPRESS_LONG), 0)
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CFLAGS += -DZSTD_FORCE_DECOMPRESS_LONG
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endif
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ifneq ($(ZSTD_NO_INLINE), 0)
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CFLAGS += -DZSTD_NO_INLINE
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endif
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ifneq ($(ZSTD_STRIP_ERROR_STRINGS), 0)
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CFLAGS += -DZSTD_STRIP_ERROR_STRINGS
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endif
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ifneq ($(ZSTD_LEGACY_MULTITHREADED_API), 0)
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CFLAGS += -DZSTD_LEGACY_MULTITHREADED_API
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endif
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ifneq ($(ZSTD_LEGACY_SUPPORT), 0)
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ifeq ($(shell test $(ZSTD_LEGACY_SUPPORT) -lt 8; echo $$?), 0)
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ZSTD_FILES += $(shell ls legacy/*.c | $(GREP) 'v0[$(ZSTD_LEGACY_SUPPORT)-7]')
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endif
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endif
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CPPFLAGS += -DZSTD_LEGACY_SUPPORT=$(ZSTD_LEGACY_SUPPORT)
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ZSTD_OBJ := $(patsubst %.c,%.o,$(ZSTD_FILES))
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# macOS linker doesn't support -soname, and use different extension
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# see : https://developer.apple.com/library/mac/documentation/DeveloperTools/Conceptual/DynamicLibraries/100-Articles/DynamicLibraryDesignGuidelines.html
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ifeq ($(shell uname), Darwin)
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SHARED_EXT = dylib
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SHARED_EXT_MAJOR = $(LIBVER_MAJOR).$(SHARED_EXT)
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SHARED_EXT_VER = $(LIBVER).$(SHARED_EXT)
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SONAME_FLAGS = -install_name $(LIBDIR)/libzstd.$(SHARED_EXT_MAJOR) -compatibility_version $(LIBVER_MAJOR) -current_version $(LIBVER)
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else
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SONAME_FLAGS = -Wl,-soname=libzstd.$(SHARED_EXT).$(LIBVER_MAJOR)
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SHARED_EXT = so
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SHARED_EXT_MAJOR = $(SHARED_EXT).$(LIBVER_MAJOR)
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SHARED_EXT_VER = $(SHARED_EXT).$(LIBVER)
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endif
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.PHONY: default lib-all all clean install uninstall
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default: lib-release
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# alias
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lib-all: all
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all: lib
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libzstd.a: ARFLAGS = rcs
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libzstd.a: $(ZSTD_OBJ)
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@echo compiling static library
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$(Q)$(AR) $(ARFLAGS) $@ $^
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ifneq (,$(filter Windows%,$(TARGET_SYSTEM)))
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LIBZSTD = dll\libzstd.dll
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$(LIBZSTD): $(ZSTD_FILES)
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@echo compiling dynamic library $(LIBVER)
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$(CC) $(FLAGS) -DZSTD_DLL_EXPORT=1 -Wl,--out-implib,dll\libzstd.dll.a -shared $^ -o $@
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else
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LIBZSTD = libzstd.$(SHARED_EXT_VER)
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$(LIBZSTD): LDFLAGS += -shared -fPIC -fvisibility=hidden
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$(LIBZSTD): $(ZSTD_FILES)
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@echo compiling dynamic library $(LIBVER)
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$(Q)$(CC) $(FLAGS) $^ $(LDFLAGS) $(SONAME_FLAGS) -o $@
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@echo creating versioned links
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$(Q)ln -sf $@ libzstd.$(SHARED_EXT_MAJOR)
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$(Q)ln -sf $@ libzstd.$(SHARED_EXT)
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endif
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.PHONY: libzstd
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libzstd : $(LIBZSTD)
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.PHONY: lib
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lib : libzstd.a libzstd
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# note : do not define lib-mt or lib-release as .PHONY
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# make does not consider implicit pattern rule for .PHONY target
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%-mt : CPPFLAGS += -DZSTD_MULTITHREAD
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%-mt : LDFLAGS += -pthread
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%-mt : %
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@echo multi-threading build completed
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%-release : DEBUGFLAGS :=
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%-release : %
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@echo release build completed
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# Special case : building library in single-thread mode _and_ without zstdmt_compress.c
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ZSTDMT_FILES = compress/zstdmt_compress.c
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ZSTD_NOMT_FILES = $(filter-out $(ZSTDMT_FILES),$(ZSTD_FILES))
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libzstd-nomt: LDFLAGS += -shared -fPIC -fvisibility=hidden
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libzstd-nomt: $(ZSTD_NOMT_FILES)
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@echo compiling single-thread dynamic library $(LIBVER)
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@echo files : $(ZSTD_NOMT_FILES)
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$(Q)$(CC) $(FLAGS) $^ $(LDFLAGS) $(SONAME_FLAGS) -o $@
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clean:
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$(Q)$(RM) -r *.dSYM # macOS-specific
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$(Q)$(RM) core *.o *.a *.gcda *.$(SHARED_EXT) *.$(SHARED_EXT).* libzstd.pc
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$(Q)$(RM) dll/libzstd.dll dll/libzstd.lib libzstd-nomt*
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$(Q)$(RM) common/*.o compress/*.o decompress/*.o dictBuilder/*.o legacy/*.o deprecated/*.o
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@echo Cleaning library completed
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#-----------------------------------------------------------------------------
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# make install is validated only for below listed environments
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#-----------------------------------------------------------------------------
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ifneq (,$(filter $(shell uname),Linux Darwin GNU/kFreeBSD GNU OpenBSD FreeBSD NetBSD DragonFly SunOS Haiku))
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all: libzstd.pc
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DESTDIR ?=
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# directory variables : GNU conventions prefer lowercase
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# see https://www.gnu.org/prep/standards/html_node/Makefile-Conventions.html
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# support both lower and uppercase (BSD), use uppercase in script
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prefix ?= /usr/local
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PREFIX ?= $(prefix)
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exec_prefix ?= $(PREFIX)
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EXEC_PREFIX ?= $(exec_prefix)
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libdir ?= $(EXEC_PREFIX)/lib
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LIBDIR ?= $(libdir)
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includedir ?= $(PREFIX)/include
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INCLUDEDIR ?= $(includedir)
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PCLIBDIR ?= $(shell echo "$(LIBDIR)" | sed -n $(SED_ERE_OPT) -e "s@^$(EXEC_PREFIX)(/|$$)@@p")
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PCINCDIR ?= $(shell echo "$(INCLUDEDIR)" | sed -n $(SED_ERE_OPT) -e "s@^$(PREFIX)(/|$$)@@p")
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ifeq (,$(PCLIBDIR))
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# Additional prefix check is required, since the empty string is technically a
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# valid PCLIBDIR
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ifeq (,$(shell echo "$(LIBDIR)" | sed -n $(SED_ERE_OPT) -e "\\@^$(EXEC_PREFIX)(/|$$)@ p"))
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$(error configured libdir ($(LIBDIR)) is outside of prefix ($(PREFIX)), can't generate pkg-config file)
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endif
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endif
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ifeq (,$(PCINCDIR))
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# Additional prefix check is required, since the empty string is technically a
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# valid PCINCDIR
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ifeq (,$(shell echo "$(INCLUDEDIR)" | sed -n $(SED_ERE_OPT) -e "\\@^$(PREFIX)(/|$$)@ p"))
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$(error configured includedir ($(INCLUDEDIR)) is outside of exec_prefix ($(EXEC_PREFIX)), can't generate pkg-config file)
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endif
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endif
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ifneq (,$(filter $(shell uname),FreeBSD NetBSD DragonFly))
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PKGCONFIGDIR ?= $(PREFIX)/libdata/pkgconfig
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else
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PKGCONFIGDIR ?= $(LIBDIR)/pkgconfig
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endif
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ifneq (,$(filter $(shell uname),SunOS))
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INSTALL ?= ginstall
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else
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INSTALL ?= install
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endif
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INSTALL_PROGRAM ?= $(INSTALL)
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INSTALL_DATA ?= $(INSTALL) -m 644
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libzstd.pc:
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libzstd.pc: libzstd.pc.in
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@echo creating pkgconfig
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$(Q)@sed $(SED_ERE_OPT) -e 's|@PREFIX@|$(PREFIX)|' \
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-e 's|@LIBDIR@|$(PCLIBDIR)|' \
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-e 's|@INCLUDEDIR@|$(PCINCDIR)|' \
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-e 's|@VERSION@|$(VERSION)|' \
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$< >$@
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install: install-pc install-static install-shared install-includes
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@echo zstd static and shared library installed
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install-pc: libzstd.pc
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$(Q)$(INSTALL) -d -m 755 $(DESTDIR)$(PKGCONFIGDIR)/
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$(Q)$(INSTALL_DATA) libzstd.pc $(DESTDIR)$(PKGCONFIGDIR)/
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install-static: libzstd.a
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@echo Installing static library
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$(Q)$(INSTALL) -d -m 755 $(DESTDIR)$(LIBDIR)/
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$(Q)$(INSTALL_DATA) libzstd.a $(DESTDIR)$(LIBDIR)
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install-shared: libzstd
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@echo Installing shared library
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$(Q)$(INSTALL) -d -m 755 $(DESTDIR)$(LIBDIR)/
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$(Q)$(INSTALL_PROGRAM) $(LIBZSTD) $(DESTDIR)$(LIBDIR)
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$(Q)ln -sf $(LIBZSTD) $(DESTDIR)$(LIBDIR)/libzstd.$(SHARED_EXT_MAJOR)
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$(Q)ln -sf $(LIBZSTD) $(DESTDIR)$(LIBDIR)/libzstd.$(SHARED_EXT)
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install-includes:
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@echo Installing includes
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$(Q)$(INSTALL) -d -m 755 $(DESTDIR)$(INCLUDEDIR)/
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$(Q)$(INSTALL_DATA) zstd.h $(DESTDIR)$(INCLUDEDIR)
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$(Q)$(INSTALL_DATA) common/zstd_errors.h $(DESTDIR)$(INCLUDEDIR)
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$(Q)$(INSTALL_DATA) dictBuilder/zdict.h $(DESTDIR)$(INCLUDEDIR)
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uninstall:
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$(Q)$(RM) $(DESTDIR)$(LIBDIR)/libzstd.a
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$(Q)$(RM) $(DESTDIR)$(LIBDIR)/libzstd.$(SHARED_EXT)
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$(Q)$(RM) $(DESTDIR)$(LIBDIR)/libzstd.$(SHARED_EXT_MAJOR)
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$(Q)$(RM) $(DESTDIR)$(LIBDIR)/$(LIBZSTD)
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$(Q)$(RM) $(DESTDIR)$(PKGCONFIGDIR)/libzstd.pc
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$(Q)$(RM) $(DESTDIR)$(INCLUDEDIR)/zstd.h
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$(Q)$(RM) $(DESTDIR)$(INCLUDEDIR)/zstd_errors.h
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$(Q)$(RM) $(DESTDIR)$(INCLUDEDIR)/zdict.h
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@echo zstd libraries successfully uninstalled
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endif
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