From 28f98647e3349a4a0a9c8975199aa89f2a02f6b9 Mon Sep 17 00:00:00 2001
From: Yann Collet <cyan@fb.com>
Date: Fri, 2 Sep 2016 22:04:16 -0700
Subject: lz4 version source from lz4.h

---
 Makefile          |  4 ----
 lib/.gitignore    |  2 ++
 lib/Makefile      | 23 ++++++++++++++---------
 lib/liblz4.pc.in  |  2 +-
 programs/Makefile |  8 +++-----
 5 files changed, 20 insertions(+), 19 deletions(-)
 create mode 100644 lib/.gitignore

diff --git a/Makefile b/Makefile
index 079be73..d9fbb8c 100644
--- a/Makefile
+++ b/Makefile
@@ -30,10 +30,6 @@
 #  - LZ4 forum froup : https://groups.google.com/forum/#!forum/lz4c
 # ################################################################
 
-# Version number
-export VERSION=132
-export RELEASE=r$(VERSION)
-
 DESTDIR?=
 PREFIX ?= /usr/local
 
diff --git a/lib/.gitignore b/lib/.gitignore
new file mode 100644
index 0000000..5d6f134
--- /dev/null
+++ b/lib/.gitignore
@@ -0,0 +1,2 @@
+# make install artefact
+liblz4.pc
diff --git a/lib/Makefile b/lib/Makefile
index 52e0f95..141da01 100644
--- a/lib/Makefile
+++ b/lib/Makefile
@@ -31,17 +31,21 @@
 # ################################################################
 
 # Version numbers
-VERSION?= 132
-LIBVER_MAJOR:=`sed -n '/define LZ4_VERSION_MAJOR/s/.*[[:blank:]]\([0-9][0-9]*\).*/\1/p' < lz4.h`
-LIBVER_MINOR:=`sed -n '/define LZ4_VERSION_MINOR/s/.*[[:blank:]]\([0-9][0-9]*\).*/\1/p' < lz4.h`
-LIBVER_PATCH:=`sed -n '/define LZ4_VERSION_RELEASE/s/.*[[:blank:]]\([0-9][0-9]*\).*/\1/p' < lz4.h`
-LIBVER := $(LIBVER_MAJOR).$(LIBVER_MINOR).$(LIBVER_PATCH)
+LIBVER_MAJOR_SCRIPT:=`sed -n '/define LZ4_VERSION_MAJOR/s/.*[[:blank:]]\([0-9][0-9]*\).*/\1/p' < ./lz4.h`
+LIBVER_MINOR_SCRIPT:=`sed -n '/define LZ4_VERSION_MINOR/s/.*[[:blank:]]\([0-9][0-9]*\).*/\1/p' < ./lz4.h`
+LIBVER_PATCH_SCRIPT:=`sed -n '/define LZ4_VERSION_RELEASE/s/.*[[:blank:]]\([0-9][0-9]*\).*/\1/p' < ./lz4.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))
+
 
 DESTDIR?=
 PREFIX ?= /usr/local
 CPPFLAGS= -DXXH_NAMESPACE=LZ4_
 CFLAGS ?= -O3
-CFLAGS += -std=gnu99 -Wall -Wextra -Wundef -Wshadow -Wcast-align -Wcast-qual -Wstrict-prototypes -pedantic
+CFLAGS += -Wall -Wextra -Wundef -Wshadow -Wcast-align -Wcast-qual -Wstrict-prototypes
 FLAGS   = $(CPPFLAGS) $(CFLAGS) $(LDFLAGS)
 
 LIBDIR?= $(PREFIX)/lib
@@ -66,9 +70,10 @@ default: liblz4
 
 all: liblz4
 
-liblz4: lz4.c lz4hc.c lz4frame.c xxhash.c   # need to compile once with -fPIC, and once without -fPIC
+liblz4: *.c
 	@echo compiling static library
-	@$(AR) rcs $@.a $^
+	@$(CC) $(FLAGS) -c $^
+	@$(AR) rcs $@.a *.o
 	@echo compiling dynamic library $(LIBVER)
 	@$(CC) $(FLAGS) -shared $^ -fPIC $(SONAME_FLAGS) -o $@.$(SHARED_EXT_VER)
 	@echo creating versioned links
@@ -90,7 +95,7 @@ liblz4.pc: liblz4.pc.in Makefile
 	@sed -e 's|@PREFIX@|$(PREFIX)|' \
             -e 's|@LIBDIR@|$(LIBDIR)|' \
             -e 's|@INCLUDEDIR@|$(INCLUDEDIR)|' \
-            -e 's|@VERSION@|$(VERSION)|' \
+            -e 's|@VERSION@|$(LIBVER)|' \
              $< >$@
 
 install: liblz4 liblz4.pc
diff --git a/lib/liblz4.pc.in b/lib/liblz4.pc.in
index 1b29879..cb31cd7 100644
--- a/lib/liblz4.pc.in
+++ b/lib/liblz4.pc.in
@@ -7,7 +7,7 @@ libdir=@LIBDIR@
 includedir=@INCLUDEDIR@
 
 Name: lz4
-Description: fast lossless compression algorithm library
+Description: extremely fast lossless compression algorithm library
 URL: http://www.lz4.org/
 Version: @VERSION@
 Libs: -L@LIBDIR@ -llz4
diff --git a/programs/Makefile b/programs/Makefile
index bab49f7..4d8b391 100644
--- a/programs/Makefile
+++ b/programs/Makefile
@@ -34,17 +34,15 @@
 # datagen : generates synthetic data samples for tests & benchmarks
 # ##########################################################################
 
-RELEASE ?= r132
-
+DESTDIR ?=
+PREFIX  ?= /usr/local
 BINDIR  := $(PREFIX)/bin
 MANDIR  := $(PREFIX)/share/man/man1
 LZ4DIR  := ../lib
 
-DESTDIR ?=
-PREFIX  ?= /usr/local
 CFLAGS  ?= -O3   # can select custom flags. For example : CFLAGS="-O2 -g" make
 CFLAGS  += -Wall -Wextra -Wundef -Wcast-qual -Wcast-align -Wshadow -Wswitch-enum -Wdeclaration-after-statement -Wstrict-prototypes
-CPPFLAGS:= -I$(LZ4DIR) -DXXH_NAMESPACE=LZ4_ -DLZ4_VERSION=\"$(RELEASE)\"
+CPPFLAGS:= -I$(LZ4DIR) -DXXH_NAMESPACE=LZ4_
 FLAGS   := $(CFLAGS) $(CPPFLAGS) $(LDFLAGS)
 
 
-- 
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