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-rw-r--r--src/zstd/programs/Makefile409
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diff --git a/src/zstd/programs/Makefile b/src/zstd/programs/Makefile
new file mode 100644
index 000000000..418ad4e63
--- /dev/null
+++ b/src/zstd/programs/Makefile
@@ -0,0 +1,409 @@
+# ################################################################
+# Copyright (c) 2015-2020, 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).
+# You may select, at your option, one of the above-listed licenses.
+# ##########################################################################
+# zstd : Command Line Utility, supporting gzip-like arguments
+# zstd32 : Same as zstd, but forced to compile in 32-bits mode
+# zstd_nolegacy : zstd without support of decompression of legacy versions
+# zstd-small : minimal zstd without dictionary builder and benchmark
+# zstd-compress : compressor-only version of zstd
+# zstd-decompress : decompressor-only version of zstd
+# ##########################################################################
+
+ZSTDDIR = ../lib
+
+# Version numbers
+LIBVER_SRC := $(ZSTDDIR)/zstd.h
+LIBVER_MAJOR_SCRIPT:=`sed -n '/define ZSTD_VERSION_MAJOR/s/.*[[:blank:]]\([0-9][0-9]*\).*/\1/p' < $(LIBVER_SRC)`
+LIBVER_MINOR_SCRIPT:=`sed -n '/define ZSTD_VERSION_MINOR/s/.*[[:blank:]]\([0-9][0-9]*\).*/\1/p' < $(LIBVER_SRC)`
+LIBVER_PATCH_SCRIPT:=`sed -n '/define ZSTD_VERSION_RELEASE/s/.*[[:blank:]]\([0-9][0-9]*\).*/\1/p' < $(LIBVER_SRC)`
+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))
+
+ZSTD_VERSION = $(LIBVER)
+
+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 $(GREP_OPTIONS)
+
+ifeq ($(shell $(CC) -v 2>&1 | $(GREP) -c "gcc version "), 1)
+ALIGN_LOOP = -falign-loops=32
+else
+ALIGN_LOOP =
+endif
+
+CPPFLAGS+= -DXXH_NAMESPACE=ZSTD_
+ifeq ($(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) $(LDFLAGS)
+
+
+ZSTDCOMMON_FILES := $(ZSTDDIR)/common/*.c
+ZSTDCOMP_FILES := $(ZSTDDIR)/compress/*.c
+ZSTDDECOMP_FILES := $(ZSTDDIR)/decompress/*.c
+ZSTD_FILES := $(ZSTDDECOMP_FILES) $(ZSTDCOMMON_FILES) $(ZSTDCOMP_FILES)
+ZDICT_FILES := $(ZSTDDIR)/dictBuilder/*.c
+ZSTDDECOMP_O = $(ZSTDDIR)/decompress/zstd_decompress.o
+
+ZSTD_LEGACY_SUPPORT ?= 5
+ZSTDLEGACY_FILES :=
+ifneq ($(ZSTD_LEGACY_SUPPORT), 0)
+ifeq ($(shell test $(ZSTD_LEGACY_SUPPORT) -lt 8; echo $$?), 0)
+ ZSTDLEGACY_FILES += $(shell ls $(ZSTDDIR)/legacy/*.c | $(GREP) 'v0[$(ZSTD_LEGACY_SUPPORT)-7]')
+endif
+else
+endif
+
+# Sort files in alphabetical order for reproducible builds
+ZSTDLIB_FILES := $(sort $(wildcard $(ZSTD_FILES)) $(wildcard $(ZSTDLEGACY_FILES)) $(wildcard $(ZDICT_FILES)))
+
+ZSTD_CLI_FILES := $(wildcard *.c)
+ZSTD_CLI_OBJ := $(patsubst %.c,%.o,$(ZSTD_CLI_FILES))
+
+# Define *.exe as extension for Windows systems
+ifneq (,$(filter Windows%,$(OS)))
+EXT =.exe
+RES64_FILE = windres/zstd64.res
+RES32_FILE = windres/zstd32.res
+ifneq (,$(filter x86_64%,$(shell $(CC) -dumpmachine)))
+ RES_FILE = $(RES64_FILE)
+else
+ RES_FILE = $(RES32_FILE)
+endif
+else
+EXT =
+endif
+
+VOID = /dev/null
+
+# Make 4.3 doesn't support '\#' anymore (https://lwn.net/Articles/810071/)
+NUM_SYMBOL := \#
+
+# thread detection
+NO_THREAD_MSG := ==> no threads, building without multithreading support
+HAVE_PTHREAD := $(shell printf '$(NUM_SYMBOL)include <pthread.h>\nint main(void) { return 0; }' > have_pthread.c && $(CC) $(FLAGS) -o have_pthread$(EXT) have_pthread.c -pthread 2> $(VOID) && rm have_pthread$(EXT) && echo 1 || echo 0; rm have_pthread.c)
+HAVE_THREAD := $(shell [ "$(HAVE_PTHREAD)" -eq "1" -o -n "$(filter Windows%,$(OS))" ] && echo 1 || echo 0)
+ifeq ($(HAVE_THREAD), 1)
+THREAD_MSG := ==> building with threading support
+THREAD_CPP := -DZSTD_MULTITHREAD
+THREAD_LD := -pthread
+else
+THREAD_MSG := $(NO_THREAD_MSG)
+endif
+
+# zlib detection
+NO_ZLIB_MSG := ==> no zlib, building zstd without .gz support
+HAVE_ZLIB := $(shell printf '$(NUM_SYMBOL)include <zlib.h>\nint main(void) { return 0; }' > have_zlib.c && $(CC) $(FLAGS) -o have_zlib$(EXT) have_zlib.c -lz 2> $(VOID) && rm have_zlib$(EXT) && echo 1 || echo 0; rm have_zlib.c)
+ifeq ($(HAVE_ZLIB), 1)
+ZLIB_MSG := ==> building zstd with .gz compression support
+ZLIBCPP = -DZSTD_GZCOMPRESS -DZSTD_GZDECOMPRESS
+ZLIBLD = -lz
+else
+ZLIB_MSG := $(NO_ZLIB_MSG)
+endif
+
+# lzma detection
+NO_LZMA_MSG := ==> no liblzma, building zstd without .xz/.lzma support
+HAVE_LZMA := $(shell printf '$(NUM_SYMBOL)include <lzma.h>\nint main(void) { return 0; }' > have_lzma.c && $(CC) $(FLAGS) -o have_lzma$(EXT) have_lzma.c -llzma 2> $(VOID) && rm have_lzma$(EXT) && echo 1 || echo 0; rm have_lzma.c)
+ifeq ($(HAVE_LZMA), 1)
+LZMA_MSG := ==> building zstd with .xz/.lzma compression support
+LZMACPP = -DZSTD_LZMACOMPRESS -DZSTD_LZMADECOMPRESS
+LZMALD = -llzma
+else
+LZMA_MSG := $(NO_LZMA_MSG)
+endif
+
+# lz4 detection
+NO_LZ4_MSG := ==> no liblz4, building zstd without .lz4 support
+HAVE_LZ4 := $(shell printf '$(NUM_SYMBOL)include <lz4frame.h>\n$(NUM_SYMBOL)include <lz4.h>\nint main(void) { return 0; }' > have_lz4.c && $(CC) $(FLAGS) -o have_lz4$(EXT) have_lz4.c -llz4 2> $(VOID) && rm have_lz4$(EXT) && echo 1 || echo 0; rm have_lz4.c)
+ifeq ($(HAVE_LZ4), 1)
+LZ4_MSG := ==> building zstd with .lz4 compression support
+LZ4CPP = -DZSTD_LZ4COMPRESS -DZSTD_LZ4DECOMPRESS
+LZ4LD = -llz4
+else
+LZ4_MSG := $(NO_LZ4_MSG)
+endif
+
+# explicit backtrace enable/disable for Linux & Darwin
+ifeq ($(BACKTRACE), 0)
+DEBUGFLAGS += -DBACKTRACE_ENABLE=0
+endif
+ifeq (,$(filter Windows%, $(OS)))
+ifeq ($(BACKTRACE), 1)
+DEBUGFLAGS += -DBACKTRACE_ENABLE=1
+DEBUGFLAGS_LD += -rdynamic
+endif
+endif
+
+
+.PHONY: default
+default: zstd-release
+
+.PHONY: all
+all: zstd
+
+.PHONY: allVariants
+allVariants: zstd zstd-compress zstd-decompress zstd-small zstd-nolegacy zstd-dictBuilder
+
+$(ZSTDDECOMP_O): CFLAGS += $(ALIGN_LOOP)
+
+zstd : CPPFLAGS += $(THREAD_CPP) $(ZLIBCPP) $(LZMACPP) $(LZ4CPP)
+zstd : LDFLAGS += $(THREAD_LD) $(ZLIBLD) $(LZMALD) $(LZ4LD) $(DEBUGFLAGS_LD)
+zstd : CPPFLAGS += -DZSTD_LEGACY_SUPPORT=$(ZSTD_LEGACY_SUPPORT)
+ifneq (,$(filter Windows%,$(OS)))
+zstd : $(RES_FILE)
+endif
+zstd : $(ZSTDLIB_FILES) $(ZSTD_CLI_OBJ)
+ @echo "$(THREAD_MSG)"
+ @echo "$(ZLIB_MSG)"
+ @echo "$(LZMA_MSG)"
+ @echo "$(LZ4_MSG)"
+ $(CC) $(FLAGS) $^ -o $@$(EXT) $(LDFLAGS)
+
+.PHONY: zstd-release
+zstd-release: DEBUGFLAGS := -DBACKTRACE_ENABLE=0
+zstd-release: DEBUGFLAGS_LD :=
+zstd-release: zstd
+
+zstd32 : CPPFLAGS += $(THREAD_CPP)
+zstd32 : LDFLAGS += $(THREAD_LD)
+zstd32 : CPPFLAGS += -DZSTD_LEGACY_SUPPORT=$(ZSTD_LEGACY_SUPPORT)
+ifneq (,$(filter Windows%,$(OS)))
+zstd32 : $(RES32_FILE)
+endif
+zstd32 : $(ZSTDLIB_FILES) $(ZSTD_CLI_FILES)
+ $(CC) -m32 $(FLAGS) $^ -o $@$(EXT)
+
+## zstd-nolegacy: same scope as zstd, with just support of legacy formats removed
+zstd-nolegacy : LDFLAGS += $(THREAD_LD) $(ZLIBLD) $(LZMALD) $(LZ4LD) $(DEBUGFLAGS_LD)
+zstd-nolegacy : $(ZSTD_FILES) $(ZDICT_FILES) $(ZSTD_CLI_OBJ)
+ $(CC) $(FLAGS) $^ -o $@$(EXT) $(LDFLAGS)
+
+zstd-nomt : THREAD_CPP :=
+zstd-nomt : THREAD_LD :=
+zstd-nomt : THREAD_MSG := - multi-threading disabled
+zstd-nomt : zstd
+
+zstd-nogz : ZLIBCPP :=
+zstd-nogz : ZLIBLD :=
+zstd-nogz : ZLIB_MSG := - gzip support is disabled
+zstd-nogz : zstd
+
+zstd-noxz : LZMACPP :=
+zstd-noxz : LZMALD :=
+zstd-noxz : LZMA_MSG := - xz/lzma support is disabled
+zstd-noxz : zstd
+
+## zstd-dll: zstd executable linked to dynamic library libzstd (must already exist)
+# note : the following target doesn't link
+# because zstd uses non-public symbols from libzstd
+# such as XXH64 (for benchmark),
+# ZDICT_trainFromBuffer_unsafe_legacy (for dictionary builder)
+# and ZSTD_cycleLog (likely for --patch-from).
+# It's unclear at this stage if this is a scenario that must be supported
+.PHONY: zstd-dll
+zstd-dll : LDFLAGS+= -L$(ZSTDDIR) -lzstd
+zstd-dll : ZSTDLIB_FILES =
+zstd-dll : $(ZSTD_CLI_OBJ)
+ $(CC) $(FLAGS) $^ -o $@$(EXT) $(LDFLAGS)
+
+
+## zstd-pgo: zstd executable optimized with pgo. `gcc` only.
+zstd-pgo :
+ $(MAKE) clean
+ $(MAKE) zstd MOREFLAGS=-fprofile-generate
+ ./zstd -b19i1 $(PROFILE_WITH)
+ ./zstd -b16i1 $(PROFILE_WITH)
+ ./zstd -b9i2 $(PROFILE_WITH)
+ ./zstd -b $(PROFILE_WITH)
+ ./zstd -b7i2 $(PROFILE_WITH)
+ ./zstd -b5 $(PROFILE_WITH)
+ $(RM) zstd *.o $(ZSTDDECOMP_O) $(ZSTDDIR)/compress/*.o
+ case $(CC) in *clang*) if ! [ -e default.profdata ]; then llvm-profdata merge -output=default.profdata default*.profraw; fi ;; esac
+ $(MAKE) zstd MOREFLAGS=-fprofile-use
+
+## zstd-small: minimal target, supporting only zstd compression and decompression. no bench. no legacy. no other format.
+zstd-small: CFLAGS = -Os -s
+zstd-frugal zstd-small: $(ZSTD_FILES) zstdcli.c util.c timefn.c fileio.c
+ $(CC) $(FLAGS) -DZSTD_NOBENCH -DZSTD_NODICT $^ -o $@$(EXT)
+
+zstd-decompress: $(ZSTDCOMMON_FILES) $(ZSTDDECOMP_FILES) zstdcli.c util.c timefn.c fileio.c
+ $(CC) $(FLAGS) -DZSTD_NOBENCH -DZSTD_NODICT -DZSTD_NOCOMPRESS $^ -o $@$(EXT)
+
+zstd-compress: $(ZSTDCOMMON_FILES) $(ZSTDCOMP_FILES) zstdcli.c util.c timefn.c fileio.c
+ $(CC) $(FLAGS) -DZSTD_NOBENCH -DZSTD_NODICT -DZSTD_NODECOMPRESS $^ -o $@$(EXT)
+
+## zstd-dictBuilder: executable supporting dictionary creation and compression (only)
+zstd-dictBuilder: CPPFLAGS += -DZSTD_NOBENCH -DZSTD_NODECOMPRESS
+zstd-dictBuilder: $(ZSTDCOMMON_FILES) $(ZSTDCOMP_FILES) $(ZDICT_FILES) zstdcli.c util.c timefn.c fileio.c dibio.c
+ $(CC) $(FLAGS) $^ -o $@$(EXT)
+
+zstdmt: zstd
+ ln -sf zstd zstdmt
+
+.PHONY: generate_res
+generate_res: $(RES64_FILE) $(RES32_FILE)
+
+ifneq (,$(filter Windows%,$(OS)))
+RC ?= windres
+# http://stackoverflow.com/questions/708238/how-do-i-add-an-icon-to-a-mingw-gcc-compiled-executable
+$(RES64_FILE): windres/zstd.rc
+ $(RC) -o $@ -I ../lib -I windres -i $< -O coff -F pe-x86-64
+$(RES32_FILE): windres/zstd.rc
+ $(RC) -o $@ -I ../lib -I windres -i $< -O coff -F pe-i386
+endif
+
+.PHONY: clean
+clean:
+ $(MAKE) -C $(ZSTDDIR) clean
+ @$(RM) $(ZSTDDIR)/decompress/*.o $(ZSTDDIR)/decompress/zstd_decompress.gcda
+ @$(RM) core *.o tmp* result* *.gcda dictionary *.zst \
+ zstd$(EXT) zstd32$(EXT) zstd-compress$(EXT) zstd-decompress$(EXT) \
+ zstd-small$(EXT) zstd-frugal$(EXT) zstd-nolegacy$(EXT) zstd4$(EXT) \
+ zstd-dictBuilder$(EXT) *.gcda default*.profraw default.profdata have_zlib$(EXT)
+ @echo Cleaning completed
+
+MD2ROFF = ronn
+MD2ROFF_FLAGS = --roff --warnings --manual="User Commands" --organization="zstd $(ZSTD_VERSION)"
+
+zstd.1: zstd.1.md ../lib/zstd.h
+ cat $< | $(MD2ROFF) $(MD2ROFF_FLAGS) | sed -n '/^\.\\\".*/!p' > $@
+
+zstdgrep.1: zstdgrep.1.md ../lib/zstd.h
+ cat $< | $(MD2ROFF) $(MD2ROFF_FLAGS) | sed -n '/^\.\\\".*/!p' > $@
+
+zstdless.1: zstdless.1.md ../lib/zstd.h
+ cat $< | $(MD2ROFF) $(MD2ROFF_FLAGS) | sed -n '/^\.\\\".*/!p' > $@
+
+.PHONY: man
+man: zstd.1 zstdgrep.1 zstdless.1
+
+.PHONY: clean-man
+clean-man:
+ $(RM) zstd.1
+ $(RM) zstdgrep.1
+ $(RM) zstdless.1
+
+.PHONY: preview-man
+preview-man: clean-man man
+ man ./zstd.1
+ man ./zstdgrep.1
+ man ./zstdless.1
+
+#-----------------------------------------------------------------------------
+# 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))
+
+HAVE_COLORNEVER = $(shell echo a | egrep --color=never a > /dev/null 2> /dev/null && echo 1 || echo 0)
+EGREP_OPTIONS ?=
+ifeq ($HAVE_COLORNEVER, 1)
+EGREP_OPTIONS += --color=never
+endif
+EGREP = egrep $(EGREP_OPTIONS)
+AWK = awk
+
+# Print a two column output of targets and their description. To add a target description, put a
+# comment in the Makefile with the format "## <TARGET>: <DESCRIPTION>". For example:
+#
+## list: Print all targets and their descriptions (if provided)
+.PHONY: list
+list:
+ @TARGETS=$$($(MAKE) -pRrq -f $(lastword $(MAKEFILE_LIST)) : 2>/dev/null \
+ | $(AWK) -v RS= -F: '/^# File/,/^# Finished Make data base/ {if ($$1 !~ "^[#.]") {print $$1}}' \
+ | $(EGREP) -v -e '^[^[:alnum:]]' | sort); \
+ { \
+ printf "Target Name\tDescription\n"; \
+ printf "%0.s-" {1..16}; printf "\t"; printf "%0.s-" {1..40}; printf "\n"; \
+ for target in $$TARGETS; do \
+ line=$$($(EGREP) "^##[[:space:]]+$$target:" $(lastword $(MAKEFILE_LIST))); \
+ description=$$(echo $$line | $(AWK) '{i=index($$0,":"); print substr($$0,i+1)}' | xargs); \
+ printf "$$target\t$$description\n"; \
+ done \
+ } | column -t -s $$'\t'
+
+
+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)
+bindir ?= $(exec_prefix)/bin
+BINDIR ?= $(bindir)
+datarootdir ?= $(PREFIX)/share
+mandir ?= $(datarootdir)/man
+man1dir ?= $(mandir)/man1
+
+ifneq (,$(filter $(shell uname),OpenBSD FreeBSD NetBSD DragonFly SunOS))
+MANDIR ?= $(PREFIX)/man
+MAN1DIR ?= $(MANDIR)/man1
+else
+MAN1DIR ?= $(man1dir)
+endif
+
+ifneq (,$(filter $(shell uname),SunOS))
+INSTALL ?= ginstall
+else
+INSTALL ?= install
+endif
+
+INSTALL_PROGRAM ?= $(INSTALL)
+INSTALL_SCRIPT ?= $(INSTALL_PROGRAM)
+INSTALL_DATA ?= $(INSTALL) -m 644
+INSTALL_MAN ?= $(INSTALL_DATA)
+
+.PHONY: install
+install: zstd
+ @echo Installing binaries
+ @$(INSTALL) -d -m 755 $(DESTDIR)$(BINDIR)/ $(DESTDIR)$(MAN1DIR)/
+ @$(INSTALL_PROGRAM) zstd$(EXT) $(DESTDIR)$(BINDIR)/zstd$(EXT)
+ @ln -sf zstd$(EXT) $(DESTDIR)$(BINDIR)/zstdcat$(EXT)
+ @ln -sf zstd$(EXT) $(DESTDIR)$(BINDIR)/unzstd$(EXT)
+ @ln -sf zstd$(EXT) $(DESTDIR)$(BINDIR)/zstdmt$(EXT)
+ @$(INSTALL_SCRIPT) zstdless $(DESTDIR)$(BINDIR)/zstdless
+ @$(INSTALL_SCRIPT) zstdgrep $(DESTDIR)$(BINDIR)/zstdgrep
+ @echo Installing man pages
+ @$(INSTALL_MAN) zstd.1 $(DESTDIR)$(MAN1DIR)/zstd.1
+ @ln -sf zstd.1 $(DESTDIR)$(MAN1DIR)/zstdcat.1
+ @ln -sf zstd.1 $(DESTDIR)$(MAN1DIR)/unzstd.1
+ @$(INSTALL_MAN) zstdgrep.1 $(DESTDIR)$(MAN1DIR)/zstdgrep.1
+ @$(INSTALL_MAN) zstdless.1 $(DESTDIR)$(MAN1DIR)/zstdless.1
+ @echo zstd installation completed
+
+.PHONY: uninstall
+uninstall:
+ @$(RM) $(DESTDIR)$(BINDIR)/zstdgrep
+ @$(RM) $(DESTDIR)$(BINDIR)/zstdless
+ @$(RM) $(DESTDIR)$(BINDIR)/zstdcat
+ @$(RM) $(DESTDIR)$(BINDIR)/unzstd
+ @$(RM) $(DESTDIR)$(BINDIR)/zstdmt
+ @$(RM) $(DESTDIR)$(BINDIR)/zstd
+ @$(RM) $(DESTDIR)$(MAN1DIR)/zstdless.1
+ @$(RM) $(DESTDIR)$(MAN1DIR)/zstdgrep.1
+ @$(RM) $(DESTDIR)$(MAN1DIR)/zstdcat.1
+ @$(RM) $(DESTDIR)$(MAN1DIR)/unzstd.1
+ @$(RM) $(DESTDIR)$(MAN1DIR)/zstd.1
+ @echo zstd programs successfully uninstalled
+
+endif