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      1 # ################################################################
      2 # LZ4 library - Makefile
      3 # Copyright (C) Yann Collet 2011-2016
      4 # All rights reserved.
      5 #
      6 # This Makefile is validated for Linux, macOS, *BSD, Hurd, Solaris, MSYS2 targets
      7 #
      8 # BSD license
      9 # Redistribution and use in source and binary forms, with or without modification,
     10 # are permitted provided that the following conditions are met:
     11 #
     12 # * Redistributions of source code must retain the above copyright notice, this
     13 #   list of conditions and the following disclaimer.
     14 #
     15 # * Redistributions in binary form must reproduce the above copyright notice, this
     16 #   list of conditions and the following disclaimer in the documentation and/or
     17 #   other materials provided with the distribution.
     18 #
     19 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
     20 # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
     21 # WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
     22 # DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
     23 # ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
     24 # (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
     25 # LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
     26 # ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     27 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
     28 # SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     29 #
     30 # You can contact the author at :
     31 #  - LZ4 source repository : https://github.com/Cyan4973/lz4
     32 #  - LZ4 forum froup : https://groups.google.com/forum/#!forum/lz4c
     33 # ################################################################
     34 
     35 # Version numbers
     36 LIBVER_MAJOR_SCRIPT:=`sed -n '/define LZ4_VERSION_MAJOR/s/.*[[:blank:]]\([0-9][0-9]*\).*/\1/p' < ./lz4.h`
     37 LIBVER_MINOR_SCRIPT:=`sed -n '/define LZ4_VERSION_MINOR/s/.*[[:blank:]]\([0-9][0-9]*\).*/\1/p' < ./lz4.h`
     38 LIBVER_PATCH_SCRIPT:=`sed -n '/define LZ4_VERSION_RELEASE/s/.*[[:blank:]]\([0-9][0-9]*\).*/\1/p' < ./lz4.h`
     39 LIBVER_SCRIPT:= $(LIBVER_MAJOR_SCRIPT).$(LIBVER_MINOR_SCRIPT).$(LIBVER_PATCH_SCRIPT)
     40 LIBVER_MAJOR := $(shell echo $(LIBVER_MAJOR_SCRIPT))
     41 LIBVER_MINOR := $(shell echo $(LIBVER_MINOR_SCRIPT))
     42 LIBVER_PATCH := $(shell echo $(LIBVER_PATCH_SCRIPT))
     43 LIBVER  := $(shell echo $(LIBVER_SCRIPT))
     44 
     45 BUILD_SHARED:=yes
     46 BUILD_STATIC:=yes
     47 
     48 OS ?= $(shell uname)
     49 CPPFLAGS+= -DXXH_NAMESPACE=LZ4_
     50 CFLAGS  ?= -O3
     51 DEBUGFLAGS:= -Wall -Wextra -Wcast-qual -Wcast-align -Wshadow \
     52              -Wswitch-enum -Wdeclaration-after-statement -Wstrict-prototypes \
     53              -Wundef -Wpointer-arith -Wstrict-aliasing=1
     54 CFLAGS  += $(DEBUGFLAGS) $(MOREFLAGS)
     55 FLAGS    = $(CPPFLAGS) $(CFLAGS) $(LDFLAGS)
     56 
     57 SRCFILES := $(sort $(wildcard *.c))
     58 
     59 
     60 # OS X linker doesn't support -soname, and use different extension
     61 # see : https://developer.apple.com/library/mac/documentation/DeveloperTools/Conceptual/DynamicLibraries/100-Articles/DynamicLibraryDesignGuidelines.html
     62 ifeq ($(OS), Darwin)
     63 	SHARED_EXT = dylib
     64 	SHARED_EXT_MAJOR = $(LIBVER_MAJOR).$(SHARED_EXT)
     65 	SHARED_EXT_VER = $(LIBVER).$(SHARED_EXT)
     66 	SONAME_FLAGS = -install_name $(libdir)/liblz4.$(SHARED_EXT_MAJOR) -compatibility_version $(LIBVER_MAJOR) -current_version $(LIBVER)
     67 else
     68 	SONAME_FLAGS = -Wl,-soname=liblz4.$(SHARED_EXT).$(LIBVER_MAJOR)
     69 	SHARED_EXT = so
     70 	SHARED_EXT_MAJOR = $(SHARED_EXT).$(LIBVER_MAJOR)
     71 	SHARED_EXT_VER = $(SHARED_EXT).$(LIBVER)
     72 endif
     73 
     74 LIBLZ4 = liblz4.$(SHARED_EXT_VER)
     75 
     76 .PHONY: default
     77 default: lib-release
     78 
     79 lib-release: DEBUGFLAGS :=
     80 lib-release: lib
     81 
     82 lib: liblz4.a liblz4
     83 
     84 all: lib
     85 
     86 all32: CFLAGS+=-m32
     87 all32: all
     88 
     89 ifeq ($(V), 1)
     90 Q =
     91 else
     92 Q = @
     93 endif
     94 
     95 liblz4.a: $(SRCFILES)
     96 ifeq ($(BUILD_STATIC),yes)  # can be disabled on command line
     97 	@echo compiling static library
     98 	$(Q)$(CC) $(CPPFLAGS) $(CFLAGS) -c $^
     99 	$(Q)$(AR) rcs $@ *.o
    100 endif
    101 
    102 $(LIBLZ4): $(SRCFILES)
    103 ifeq ($(BUILD_SHARED),yes)  # can be disabled on command line
    104 	@echo compiling dynamic library $(LIBVER)
    105 ifneq (,$(filter Windows%,$(OS)))
    106 	$(Q)$(CC) $(FLAGS) -DLZ4_DLL_EXPORT=1 -shared $^ -o dll\$@.dll
    107 	dlltool -D dll\liblz4.dll -d dll\liblz4.def -l dll\liblz4.lib
    108 else
    109 	$(Q)$(CC) $(FLAGS) -shared $^ -fPIC -fvisibility=hidden $(SONAME_FLAGS) -o $@
    110 	@echo creating versioned links
    111 	$(Q)ln -sf $@ liblz4.$(SHARED_EXT_MAJOR)
    112 	$(Q)ln -sf $@ liblz4.$(SHARED_EXT)
    113 endif
    114 endif
    115 
    116 liblz4: $(LIBLZ4)
    117 
    118 clean:
    119 	$(Q)$(RM) core *.o liblz4.pc dll/liblz4.dll dll/liblz4.lib
    120 	$(Q)$(RM) *.a *.$(SHARED_EXT) *.$(SHARED_EXT_MAJOR) *.$(SHARED_EXT_VER)
    121 	@echo Cleaning library completed
    122 
    123 
    124 #-----------------------------------------------------------------------------
    125 # make install is validated only for Linux, OSX, BSD, Hurd and Solaris targets
    126 #-----------------------------------------------------------------------------
    127 ifneq (,$(filter $(shell uname),Linux Darwin GNU/kFreeBSD GNU OpenBSD FreeBSD NetBSD DragonFly SunOS Haiku MidnightBSD))
    128 
    129 .PHONY: listL120
    130 listL120:  # extract lines >= 120 characters in *.{c,h}, by Takayuki Matsuoka (note : $$, for Makefile compatibility)
    131 	find . -type f -name '*.c' -o -name '*.h' | while read -r filename; do awk 'length > 120 {print FILENAME "(" FNR "): " $$0}' $$filename; done
    132 
    133 DESTDIR     ?=
    134 # directory variables : GNU conventions prefer lowercase
    135 # see https://www.gnu.org/prep/standards/html_node/Makefile-Conventions.html
    136 # support both lower and uppercase (BSD), use lower in script
    137 PREFIX      ?= /usr/local
    138 prefix      ?= $(PREFIX)
    139 EXEC_PREFIX ?= $(prefix)
    140 exec_prefix ?= $(EXEC_PREFIX)
    141 LIBDIR      ?= $(exec_prefix)/lib
    142 libdir      ?= $(LIBDIR)
    143 INCLUDEDIR  ?= $(prefix)/include
    144 includedir  ?= $(INCLUDEDIR)
    145 
    146 ifneq (,$(filter $(OS),OpenBSD FreeBSD NetBSD DragonFly))
    147 PKGCONFIGDIR ?= $(prefix)/libdata/pkgconfig
    148 else
    149 PKGCONFIGDIR ?= $(libdir)/pkgconfig
    150 endif
    151 pkgconfigdir ?= $(PKGCONFIGDIR)
    152 
    153 ifneq (,$(filter $(OS),SunOS))
    154 INSTALL ?= ginstall
    155 else
    156 INSTALL ?= install
    157 endif
    158 
    159 INSTALL_PROGRAM ?= $(INSTALL)
    160 INSTALL_DATA    ?= $(INSTALL) -m 644
    161 
    162 liblz4.pc: liblz4.pc.in Makefile
    163 	@echo creating pkgconfig
    164 	$(Q)sed -e 's|@PREFIX@|$(prefix)|' \
    165          -e 's|@LIBDIR@|$(libdir)|' \
    166          -e 's|@INCLUDEDIR@|$(includedir)|' \
    167          -e 's|@VERSION@|$(LIBVER)|' \
    168           $< >$@
    169 
    170 install: lib liblz4.pc
    171 	$(Q)$(INSTALL) -d -m 755 $(DESTDIR)$(pkgconfigdir)/ $(DESTDIR)$(includedir)/ $(DESTDIR)$(libdir)/
    172 	$(Q)$(INSTALL_DATA) liblz4.pc $(DESTDIR)$(pkgconfigdir)/
    173 	@echo Installing libraries
    174 ifeq ($(BUILD_STATIC),yes)
    175 	$(Q)$(INSTALL_DATA) liblz4.a $(DESTDIR)$(libdir)/liblz4.a
    176 	$(Q)$(INSTALL_DATA) lz4frame_static.h $(DESTDIR)$(includedir)/lz4frame_static.h
    177 endif
    178 ifeq ($(BUILD_SHARED),yes)
    179 	$(Q)$(INSTALL_PROGRAM) liblz4.$(SHARED_EXT_VER) $(DESTDIR)$(libdir)
    180 	$(Q)ln -sf liblz4.$(SHARED_EXT_VER) $(DESTDIR)$(libdir)/liblz4.$(SHARED_EXT_MAJOR)
    181 	$(Q)ln -sf liblz4.$(SHARED_EXT_VER) $(DESTDIR)$(libdir)/liblz4.$(SHARED_EXT)
    182 endif
    183 	@echo Installing headers in $(includedir)
    184 	$(Q)$(INSTALL_DATA) lz4.h $(DESTDIR)$(includedir)/lz4.h
    185 	$(Q)$(INSTALL_DATA) lz4hc.h $(DESTDIR)$(includedir)/lz4hc.h
    186 	$(Q)$(INSTALL_DATA) lz4frame.h $(DESTDIR)$(includedir)/lz4frame.h
    187 	@echo lz4 libraries installed
    188 
    189 uninstall:
    190 	$(Q)$(RM) $(DESTDIR)$(pkgconfigdir)/liblz4.pc
    191 	$(Q)$(RM) $(DESTDIR)$(libdir)/liblz4.$(SHARED_EXT)
    192 	$(Q)$(RM) $(DESTDIR)$(libdir)/liblz4.$(SHARED_EXT_MAJOR)
    193 	$(Q)$(RM) $(DESTDIR)$(libdir)/liblz4.$(SHARED_EXT_VER)
    194 	$(Q)$(RM) $(DESTDIR)$(libdir)/liblz4.a
    195 	$(Q)$(RM) $(DESTDIR)$(includedir)/lz4.h
    196 	$(Q)$(RM) $(DESTDIR)$(includedir)/lz4hc.h
    197 	$(Q)$(RM) $(DESTDIR)$(includedir)/lz4frame.h
    198 	$(Q)$(RM) $(DESTDIR)$(includedir)/lz4frame_static.h
    199 	@echo lz4 libraries successfully uninstalled
    200 
    201 endif
    202