merge xxh3 implementation within xxhash.h

xxh3.h is no longer necessary
but remains available,
in case some programs do #include "xxh3.h" directly.

Also : bumped version number to v0.8.0

Makefile

@@ -95,9 +95,9 @@ dispatch: CPPFLAGS += -DXXHSUM_DISPATCH=1
 dispatch: xxhash.o xxh_x86dispatch.o xxhsum.c
 	$(CC) $(FLAGS) $^ $(LDFLAGS) -o $@$(EXT)
 
-xxhash.o: xxhash.c xxhash.h xxh3.h
-xxhsum.o: xxhsum.c xxhash.h xxh3.h xxh_x86dispatch.h
-xxh_x86dispatch.o: xxh_x86dispatch.c xxh_x86dispatch.h xxhash.h xxh3.h
+xxhash.o: xxhash.c xxhash.h
+xxhsum.o: xxhsum.c xxhash.h xxh_x86dispatch.h
+xxh_x86dispatch.o: xxh_x86dispatch.c xxh_x86dispatch.h xxhash.h
 
 .PHONY: xxhsum_and_links
 xxhsum_and_links: xxhsum xxh32sum xxh64sum xxh128sum
@@ -423,7 +423,7 @@ install: lib pkgconfig xxhsum  ## install libraries, CLI, links and man page
 	@ln -sf $(LIBXXH) $(DESTDIR)$(LIBDIR)/libxxhash.$(SHARED_EXT)
 	@$(INSTALL) -d -m 755 $(DESTDIR)$(INCLUDEDIR)   # includes
 	@$(INSTALL_DATA) xxhash.h $(DESTDIR)$(INCLUDEDIR)
-	@$(INSTALL_DATA) xxh3.h $(DESTDIR)$(INCLUDEDIR)
+	@$(INSTALL_DATA) xxh3.h $(DESTDIR)$(INCLUDEDIR) # for compatibility, will be removed in v0.9.0
 ifeq ($(DISPATCH),1)
 	@$(INSTALL_DATA) xxh_x86dispatch.h $(DESTDIR)$(INCLUDEDIR)
 endif

tests/Makefile

@@ -47,7 +47,7 @@ test_multiInclude:
 	# ! $(NM) multiInclude | $(GREP) TESTN_
 	#@$(MAKE) clean
 
-xxhsum$(EXT): ../xxhash.c ../xxhash.h ../xxh3.h ../xxhsum.c
+xxhsum$(EXT): ../xxhash.c ../xxhash.h ../xxhsum.c
 	$(CC) $(CFLAGS) $(LDFLAGS) ../xxhash.c ../xxhsum.c -o $@
 
 # Make sure that Unicode filenames work.

tests/bench/hashes.h

@@ -63,8 +63,8 @@
  */
 
  /* ===  xxHash  === */
-
-#include "xxh3.h"
+#define XXH_INLINE_ALL
+#include "xxhash.h"
 
 size_t XXH32_wrapper(const void* src, size_t srcSize, void* dst, size_t dstCapacity, void* customPayload)
 {

tests/collisions/Makefile

@@ -45,7 +45,7 @@ all: release
 collisionsTest: main.o pool.o threading.o sort.o $(HASH_OBJ)
 	$(CXX) $(CPPFLAGS) $(CXXFLAGS) $^ $(LDFLAGS) -o $@
 
-main.o: hashes.h xxh3.h xxhash.h
+main.o: hashes.h xxhash.h
 
 release: CXXFLAGS += -O3
 release: CFLAGS += -O3