From: Yann Collet <cyan@fb.com>
Date: Mon, 28 Aug 2023 01:35:41 +0000 (-0700)
Subject: define LIB_SRCDIR and LIB_BINDIR
X-Git-Tag: v1.5.6^2~54^2~1
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f4dbfce79cb2b82fb496fcd2518ecd3315051b7d;p=thirdparty%2Fzstd.git

define LIB_SRCDIR and LIB_BINDIR
---

diff --git a/lib/libzstd.mk b/lib/libzstd.mk
index fb3c36265..a308a6ef6 100644
--- a/lib/libzstd.mk
+++ b/lib/libzstd.mk
@@ -8,6 +8,9 @@
 # You may select, at your option, one of the above-listed licenses.
 # ################################################################
 
+# This included Makefile provides the following variables :
+# LIB_SRCDIR, LIB_BINDIR
+
 # Ensure the file is not included twice
 # Note : must be included after setting the default target
 ifndef LIBZSTD_MK_INCLUDED
@@ -17,8 +20,9 @@ LIBZSTD_MK_INCLUDED := 1
 # Input Variables
 ##################################################################
 
-# Zstd lib directory
-LIBZSTD ?= ./
+# By default, library's directory is same as this included makefile
+LIB_SRCDIR ?= $(dir $(realpath $(lastword $(MAKEFILE_LIST))))
+LIB_BINDIR ?= $(LIBSRC_DIR)
 
 # ZSTD_LIB_MINIFY is a helper variable that
 # configures a bunch of other variables to space-optimized defaults.
@@ -75,7 +79,7 @@ $(V)$(VERBOSE).SILENT:
 TARGET_SYSTEM ?= $(OS)
 
 # Version numbers
-LIBVER_SRC := $(LIBZSTD)/zstd.h
+LIBVER_SRC := $(LIB_SRCDIR)/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' < $(LIBVER_SRC)`
@@ -142,14 +146,14 @@ ifeq ($(HAVE_COLORNEVER), 1)
 endif
 GREP = grep $(GREP_OPTIONS)
 
-ZSTD_COMMON_FILES := $(sort $(wildcard $(LIBZSTD)/common/*.c))
-ZSTD_COMPRESS_FILES := $(sort $(wildcard $(LIBZSTD)/compress/*.c))
-ZSTD_DECOMPRESS_FILES := $(sort $(wildcard $(LIBZSTD)/decompress/*.c))
-ZSTD_DICTBUILDER_FILES := $(sort $(wildcard $(LIBZSTD)/dictBuilder/*.c))
-ZSTD_DEPRECATED_FILES := $(sort $(wildcard $(LIBZSTD)/deprecated/*.c))
+ZSTD_COMMON_FILES := $(sort $(wildcard $(LIB_SRCDIR)/common/*.c))
+ZSTD_COMPRESS_FILES := $(sort $(wildcard $(LIB_SRCDIR)/compress/*.c))
+ZSTD_DECOMPRESS_FILES := $(sort $(wildcard $(LIB_SRCDIR)/decompress/*.c))
+ZSTD_DICTBUILDER_FILES := $(sort $(wildcard $(LIB_SRCDIR)/dictBuilder/*.c))
+ZSTD_DEPRECATED_FILES := $(sort $(wildcard $(LIB_SRCDIR)/deprecated/*.c))
 ZSTD_LEGACY_FILES :=
 
-ZSTD_DECOMPRESS_AMD64_ASM_FILES := $(sort $(wildcard $(LIBZSTD)/decompress/*_amd64.S))
+ZSTD_DECOMPRESS_AMD64_ASM_FILES := $(sort $(wildcard $(LIB_SRCDIR)/decompress/*_amd64.S))
 
 ifneq ($(ZSTD_NO_ASM), 0)
   CPPFLAGS += -DZSTD_DISABLE_ASM
@@ -197,7 +201,7 @@ endif
 
 ifneq ($(ZSTD_LEGACY_SUPPORT), 0)
 ifeq ($(shell test $(ZSTD_LEGACY_SUPPORT) -lt 8; echo $$?), 0)
-  ZSTD_LEGACY_FILES += $(shell ls $(LIBZSTD)/legacy/*.c | $(GREP) 'v0[$(ZSTD_LEGACY_SUPPORT)-7]')
+  ZSTD_LEGACY_FILES += $(shell ls $(LIB_SRCDIR)/legacy/*.c | $(GREP) 'v0[$(ZSTD_LEGACY_SUPPORT)-7]')
 endif
 endif
 CPPFLAGS  += -DZSTD_LEGACY_SUPPORT=$(ZSTD_LEGACY_SUPPORT)
@@ -226,7 +230,7 @@ ifeq ($(HAVE_HASH),0)
 endif
 endif # BUILD_DIR
 
-ZSTD_SUBDIR := $(LIBZSTD)/common $(LIBZSTD)/compress $(LIBZSTD)/decompress $(LIBZSTD)/dictBuilder $(LIBZSTD)/legacy $(LIBZSTD)/deprecated
+ZSTD_SUBDIR := $(LIB_SRCDIR)/common $(LIB_SRCDIR)/compress $(LIB_SRCDIR)/decompress $(LIB_SRCDIR)/dictBuilder $(LIB_SRCDIR)/legacy $(LIB_SRCDIR)/deprecated
 vpath %.c $(ZSTD_SUBDIR)
 vpath %.S $(ZSTD_SUBDIR)
 
diff --git a/programs/Makefile b/programs/Makefile
index 99e004c94..6cd5c1eee 100644
--- a/programs/Makefile
+++ b/programs/Makefile
@@ -16,12 +16,10 @@
 # ##########################################################################
 
 # default target (when runing `make` with no argument)
-.PHONY: zstd-release
 zstd-release:
 
-LIBZSTD := ../lib
-
-include $(LIBZSTD)/libzstd.mk
+LIBZSTD_MK_DIR = ../lib
+include $(LIBZSTD_MK_DIR)/libzstd.mk
 
 ifeq ($(shell $(CC) -v 2>&1 | $(GREP) -c "gcc version "), 1)
   ALIGN_LOOP = -falign-loops=32
@@ -224,7 +222,7 @@ zstd-noxz : zstd
 
 ## zstd-dll: zstd executable linked to dynamic library libzstd (must have same version)
 .PHONY: zstd-dll
-zstd-dll : LDFLAGS+= -L$(LIBZSTD)
+zstd-dll : LDFLAGS+= -L$(LIB_BINDIR)
 zstd-dll : LDLIBS += -lzstd
 zstd-dll : ZSTDLIB_LOCAL_SRC = xxhash.c pool.c threading.c
 zstd-dll : zstd
diff --git a/tests/Makefile b/tests/Makefile
index c31e75005..740bb5959 100644
--- a/tests/Makefile
+++ b/tests/Makefile
@@ -20,23 +20,21 @@
 # zstreamtest32: Same as zstreamtest, but forced to compile in 32-bits mode
 # ##########################################################################
 
-LIBZSTD = ../lib
-
 ZSTD_LEGACY_SUPPORT ?= 0
 
 DEBUGLEVEL ?= 2
 export DEBUGLEVEL  # transmit value to sub-makefiles
 
-include $(LIBZSTD)/libzstd.mk
+LIBZSTD_MK_DIR := ../lib
+include $(LIBZSTD_MK_DIR)/libzstd.mk
 
-ZSTDDIR = $(LIBZSTD)
 PRGDIR  = ../programs
 PYTHON ?= python3
 TESTARTEFACT := versionsTest
 
 DEBUGFLAGS += -g -Wno-c++-compat
-CPPFLAGS   += -I$(ZSTDDIR) -I$(ZSTDDIR)/common -I$(ZSTDDIR)/compress \
-              -I$(ZSTDDIR)/dictBuilder -I$(ZSTDDIR)/deprecated -I$(PRGDIR) \
+CPPFLAGS   += -I$(LIB_SRCDIR) -I$(LIB_SRCDIR)/common -I$(LIB_SRCDIR)/compress \
+              -I$(LIB_SRCDIR)/dictBuilder -I$(LIB_SRCDIR)/deprecated -I$(PRGDIR) \
               -DZSTD_WINDOW_OVERFLOW_CORRECT_FREQUENTLY=1
 
 ZSTDCOMMON_FILES := $(sort $(ZSTD_COMMON_FILES))
@@ -46,15 +44,15 @@ ZSTD_FILES  := $(ZSTDDECOMP_FILES) $(ZSTDCOMMON_FILES) $(ZSTDCOMP_FILES)
 ZDICT_FILES := $(sort $(ZSTD_DICTBUILDER_FILES))
 
 ZSTD_F1 := $(sort $(wildcard $(ZSTD_FILES)))
-ZSTD_OBJ1 := $(subst $(ZSTDDIR)/common/,zstdm_,$(ZSTD_F1))
-ZSTD_OBJ2 := $(subst $(ZSTDDIR)/compress/,zstdc_,$(ZSTD_OBJ1))
-ZSTD_OBJ3 := $(subst $(ZSTDDIR)/decompress/,zstdd_,$(ZSTD_OBJ2))
+ZSTD_OBJ1 := $(subst $(LIB_SRCDIR)/common/,zstdm_,$(ZSTD_F1))
+ZSTD_OBJ2 := $(subst $(LIB_SRCDIR)/compress/,zstdc_,$(ZSTD_OBJ1))
+ZSTD_OBJ3 := $(subst $(LIB_SRCDIR)/decompress/,zstdd_,$(ZSTD_OBJ2))
 ZSTD_OBJ4 := $(ZSTD_OBJ3:.c=.o)
 ZSTD_OBJECTS := $(ZSTD_OBJ4:.S=.o)
 
-ZSTDMT_OBJ1 := $(subst $(ZSTDDIR)/common/,zstdmt_m_,$(ZSTD_F1))
-ZSTDMT_OBJ2 := $(subst $(ZSTDDIR)/compress/,zstdmt_c_,$(ZSTDMT_OBJ1))
-ZSTDMT_OBJ3 := $(subst $(ZSTDDIR)/decompress/,zstdmt_d_,$(ZSTDMT_OBJ2))
+ZSTDMT_OBJ1 := $(subst $(LIB_SRCDIR)/common/,zstdmt_m_,$(ZSTD_F1))
+ZSTDMT_OBJ2 := $(subst $(LIB_SRCDIR)/compress/,zstdmt_c_,$(ZSTDMT_OBJ1))
+ZSTDMT_OBJ3 := $(subst $(LIB_SRCDIR)/decompress/,zstdmt_d_,$(ZSTDMT_OBJ2))
 ZSTDMT_OBJ4 := $(ZSTDMT_OBJ3:.c=.o)
 ZSTDMT_OBJECTS := $(ZSTDMT_OBJ4:.S=.o)
 
@@ -100,38 +98,38 @@ zstd zstd32 zstd-nolegacy zstd-dll:
 
 .PHONY: libzstd
 libzstd :
-	$(MAKE) -C $(ZSTDDIR) libzstd MOREFLAGS+="$(DEBUGFLAGS)"
+	$(MAKE) -C $(LIB_SRCDIR) libzstd MOREFLAGS+="$(DEBUGFLAGS)"
 
 %-dll : libzstd
-%-dll : LDFLAGS += -L$(ZSTDDIR) -lzstd
+%-dll : LDFLAGS += -L$(LIB_BINDIR) -lzstd
 
-$(ZSTDDIR)/libzstd.a :
-	$(MAKE) -C $(ZSTDDIR) libzstd.a
+$(LIB_BINDIR)/libzstd.a :
+	$(MAKE) -C $(LIB_SRCDIR) libzstd.a
 
-zstdm_%.o : $(ZSTDDIR)/common/%.c
+zstdm_%.o : $(LIB_SRCDIR)/common/%.c
 	$(CC) -c $(CPPFLAGS) $(CFLAGS) $< -o $@
 
-zstdc_%.o : $(ZSTDDIR)/compress/%.c
+zstdc_%.o : $(LIB_SRCDIR)/compress/%.c
 	$(CC) -c $(CPPFLAGS) $(CFLAGS) $< -o $@
 
-zstdd_%.o : $(ZSTDDIR)/decompress/%.c
+zstdd_%.o : $(LIB_SRCDIR)/decompress/%.c
 	$(CC) -c $(CPPFLAGS) $(CFLAGS) $< -o $@
 
-zstdd_%.o : $(ZSTDDIR)/decompress/%.S
+zstdd_%.o : $(LIB_SRCDIR)/decompress/%.S
 	$(CC) -c $(CPPFLAGS) $(ASFLAGS) $< -o $@
 
 zstdmt%.o : CPPFLAGS += $(MULTITHREAD_CPP)
 
-zstdmt_m_%.o : $(ZSTDDIR)/common/%.c
+zstdmt_m_%.o : $(LIB_SRCDIR)/common/%.c
 	$(CC) -c $(CPPFLAGS) $(CFLAGS) $< -o $@
 
-zstdmt_c_%.o : $(ZSTDDIR)/compress/%.c
+zstdmt_c_%.o : $(LIB_SRCDIR)/compress/%.c
 	$(CC) -c $(CPPFLAGS) $(CFLAGS) $< -o $@
 
-zstdmt_d_%.o : $(ZSTDDIR)/decompress/%.c
+zstdmt_d_%.o : $(LIB_SRCDIR)/decompress/%.c
 	$(CC) -c $(CPPFLAGS) $(CFLAGS) $< -o $@
 
-zstdmt_d_%.o : $(ZSTDDIR)/decompress/%.S
+zstdmt_d_%.o : $(LIB_SRCDIR)/decompress/%.S
 	$(CC) -c $(CPPFLAGS) $(ASFLAGS) $< -o $@
 
 FULLBENCHS := fullbench fullbench32
@@ -146,12 +144,12 @@ $(FULLBENCHS) : $(PRGDIR)/datagen.c $(PRGDIR)/util.c $(PRGDIR)/timefn.c $(PRGDIR
 
 CLEAN += fullbench-lib
 fullbench-lib : CPPFLAGS += -DXXH_NAMESPACE=ZSTD_
-fullbench-lib : $(PRGDIR)/datagen.c $(PRGDIR)/util.c $(PRGDIR)/timefn.c $(PRGDIR)/benchfn.c $(ZSTDDIR)/libzstd.a fullbench.c
+fullbench-lib : $(PRGDIR)/datagen.c $(PRGDIR)/util.c $(PRGDIR)/timefn.c $(PRGDIR)/benchfn.c $(LIB_SRCDIR)/libzstd.a fullbench.c
 	$(LINK.c) $^ -o $@$(EXT)
 
 # note : broken : requires symbols unavailable from dynamic library
 fullbench-dll: $(PRGDIR)/datagen.c $(PRGDIR)/util.c $(PRGDIR)/benchfn.c $(PRGDIR)/timefn.c fullbench.c
-#	$(CC) $(FLAGS) $(filter %.c,$^) -o $@$(EXT) -DZSTD_DLL_IMPORT=1 $(ZSTDDIR)/dll/libzstd.dll
+#	$(CC) $(FLAGS) $(filter %.c,$^) -o $@$(EXT) -DZSTD_DLL_IMPORT=1 $(LIB_SRCDIR)/dll/libzstd.dll
 	$(LINK.c) $^ $(LDLIBS) -o $@$(EXT)
 
 CLEAN += fuzzer fuzzer32
@@ -165,7 +163,7 @@ fuzzer32 : $(ZSTD_FILES)
 	$(LINK.c) $^ -o $@$(EXT)
 
 # note : broken : requires symbols unavailable from dynamic library
-fuzzer-dll : $(ZSTDDIR)/common/xxhash.c $(PRGDIR)/util.c $(PRGDIR)/timefn.c $(PRGDIR)/datagen.c fuzzer.c
+fuzzer-dll : $(LIB_SRCDIR)/common/xxhash.c $(PRGDIR)/util.c $(PRGDIR)/timefn.c $(PRGDIR)/datagen.c fuzzer.c
 	$(CC) $(CPPFLAGS) $(CFLAGS) $(filter %.c,$^) $(LDFLAGS) -o $@$(EXT)
 
 CLEAN += zstreamtest zstreamtest32
@@ -196,7 +194,7 @@ zstreamtest_ubsan : $(ZSTREAMFILES)
 	$(LINK.c) $(MULTITHREAD) $^ -o $@$(EXT)
 
 # note : broken : requires symbols unavailable from dynamic library
-zstreamtest-dll : $(ZSTDDIR)/common/xxhash.c  # xxh symbols not exposed from dll
+zstreamtest-dll : $(LIB_SRCDIR)/common/xxhash.c  # xxh symbols not exposed from dll
 zstreamtest-dll : $(ZSTREAM_LOCAL_FILES)
 	$(CC) $(CPPFLAGS) $(CFLAGS) $(filter %.c,$^) $(LDFLAGS) -o $@$(EXT)
 
@@ -224,15 +222,15 @@ CLEAN += invalidDictionaries
 invalidDictionaries : $(ZSTD_OBJECTS) invalidDictionaries.c
 
 CLEAN += legacy
-legacy : CPPFLAGS += -I$(ZSTDDIR)/legacy -UZSTD_LEGACY_SUPPORT -DZSTD_LEGACY_SUPPORT=4
-legacy : $(ZSTD_FILES) $(sort $(wildcard $(ZSTDDIR)/legacy/*.c)) legacy.c
+legacy : CPPFLAGS += -I$(LIB_SRCDIR)/legacy -UZSTD_LEGACY_SUPPORT -DZSTD_LEGACY_SUPPORT=4
+legacy : $(ZSTD_FILES) $(sort $(wildcard $(LIB_SRCDIR)/legacy/*.c)) legacy.c
 
 CLEAN += decodecorpus
 decodecorpus : LDLIBS += -lm
 decodecorpus : $(filter-out zstdc_zstd_compress.o, $(ZSTD_OBJECTS)) $(ZDICT_FILES) $(PRGDIR)/util.c $(PRGDIR)/timefn.c decodecorpus.c
 
 CLEAN += poolTests
-poolTests : $(PRGDIR)/util.c $(PRGDIR)/timefn.c poolTests.c $(ZSTDDIR)/common/pool.c $(ZSTDDIR)/common/threading.c $(ZSTDDIR)/common/zstd_common.c $(ZSTDDIR)/common/error_private.c
+poolTests : $(PRGDIR)/util.c $(PRGDIR)/timefn.c poolTests.c $(LIB_SRCDIR)/common/pool.c $(LIB_SRCDIR)/common/threading.c $(LIB_SRCDIR)/common/zstd_common.c $(LIB_SRCDIR)/common/error_private.c
 	$(LINK.c) $(MULTITHREAD) $^ -o $@$(EXT)
 
 .PHONY: versionsTest
@@ -245,11 +243,11 @@ automated_benchmarking: clean
 
 # make checkTag : check that release tag corresponds to release version
 CLEAN += checkTag
-checkTag.o : $(ZSTDDIR)/zstd.h
+checkTag.o : $(LIB_SRCDIR)/zstd.h
 
 .PHONY: clean
 clean:
-	$(MAKE) -C $(ZSTDDIR) clean
+	$(MAKE) -C $(LIB_SRCDIR) clean
 	$(MAKE) -C $(PRGDIR) clean
 	$(RM) -fR $(TESTARTEFACT)
 	$(RM) -rf tmp*  # some test directories are named tmp*
diff --git a/tests/fuzz/Makefile b/tests/fuzz/Makefile
index 525e396bc..cc6e15e31 100644
--- a/tests/fuzz/Makefile
+++ b/tests/fuzz/Makefile
@@ -24,13 +24,12 @@ else
 endif
 CORPORA_URL_PREFIX:=https://github.com/facebook/zstd/releases/download/fuzz-corpora/
 
-LIBZSTD = ../../lib
+LIBZSTD_MK_DIR = ../../lib
 DEBUGLEVEL ?= 2
 ZSTD_LEGACY_SUPPORT ?= 1
 
-include $(LIBZSTD)/libzstd.mk
+include $(LIBZSTD_MK_DIR)/libzstd.mk
 
-ZSTDDIR = ../../lib
 PRGDIR = ../../programs
 CONTRIBDIR = ../../contrib
 
@@ -38,8 +37,8 @@ DEFAULT_SEQ_PROD_DIR = $(CONTRIBDIR)/externalSequenceProducer
 DEFAULT_SEQ_PROD_SRC = $(DEFAULT_SEQ_PROD_DIR)/sequence_producer.c
 THIRD_PARTY_SEQ_PROD_OBJ ?=
 
-FUZZ_CPPFLAGS := -I$(ZSTDDIR) -I$(ZSTDDIR)/common -I$(ZSTDDIR)/compress \
-	-I$(ZSTDDIR)/dictBuilder -I$(ZSTDDIR)/deprecated -I$(ZSTDDIR)/legacy \
+FUZZ_CPPFLAGS := -I$(LIB_SRCDIR) -I$(LIB_SRCDIR)/common -I$(LIB_SRCDIR)/compress \
+	-I$(LIB_SRCDIR)/dictBuilder -I$(LIB_SRCDIR)/deprecated -I$(LIB_SRCDIR)/legacy \
 	-I$(CONTRIBDIR)/seekable_format -I$(PRGDIR) -I$(DEFAULT_SEQ_PROD_DIR) \
 	-DZSTD_MULTITHREAD -DZSTD_LEGACY_SUPPORT=1 $(CPPFLAGS)
 FUZZ_EXTRA_FLAGS := -Wall -Wextra -Wcast-qual -Wcast-align -Wshadow \
@@ -78,11 +77,11 @@ FUZZ_SRC       := \
 	$(DEFAULT_SEQ_PROD_SRC)
 FUZZ_SRC := $(sort $(wildcard $(FUZZ_SRC)))
 
-FUZZ_D_OBJ1 := $(subst $(ZSTDDIR)/common/,d_lib_common_,$(FUZZ_SRC))
-FUZZ_D_OBJ2 := $(subst $(ZSTDDIR)/compress/,d_lib_compress_,$(FUZZ_D_OBJ1))
-FUZZ_D_OBJ3 := $(subst $(ZSTDDIR)/decompress/,d_lib_decompress_,$(FUZZ_D_OBJ2))
-FUZZ_D_OBJ4 := $(subst $(ZSTDDIR)/dictBuilder/,d_lib_dictBuilder_,$(FUZZ_D_OBJ3))
-FUZZ_D_OBJ5 := $(subst $(ZSTDDIR)/legacy/,d_lib_legacy_,$(FUZZ_D_OBJ4))
+FUZZ_D_OBJ1 := $(subst $(LIB_SRCDIR)/common/,d_lib_common_,$(FUZZ_SRC))
+FUZZ_D_OBJ2 := $(subst $(LIB_SRCDIR)/compress/,d_lib_compress_,$(FUZZ_D_OBJ1))
+FUZZ_D_OBJ3 := $(subst $(LIB_SRCDIR)/decompress/,d_lib_decompress_,$(FUZZ_D_OBJ2))
+FUZZ_D_OBJ4 := $(subst $(LIB_SRCDIR)/dictBuilder/,d_lib_dictBuilder_,$(FUZZ_D_OBJ3))
+FUZZ_D_OBJ5 := $(subst $(LIB_SRCDIR)/legacy/,d_lib_legacy_,$(FUZZ_D_OBJ4))
 FUZZ_D_OBJ6 := $(subst $(PRGDIR)/,d_prg_,$(FUZZ_D_OBJ5))
 FUZZ_D_OBJ7 := $(subst $(DEFAULT_SEQ_PROD_DIR)/,d_default_seq_prod_,$(FUZZ_D_OBJ6))
 FUZZ_D_OBJ8 := $(subst $\./,d_fuzz_,$(FUZZ_D_OBJ7))
@@ -90,11 +89,11 @@ FUZZ_D_OBJ9 := $(FUZZ_D_OBJ8:.c=.o)
 FUZZ_D_OBJ10 := $(THIRD_PARTY_SEQ_PROD_OBJ) $(FUZZ_D_OBJ9)
 FUZZ_DECOMPRESS_OBJ := $(FUZZ_D_OBJ10:.S=.o)
 
-FUZZ_RT_OBJ1 := $(subst $(ZSTDDIR)/common/,rt_lib_common_,$(FUZZ_SRC))
-FUZZ_RT_OBJ2 := $(subst $(ZSTDDIR)/compress/,rt_lib_compress_,$(FUZZ_RT_OBJ1))
-FUZZ_RT_OBJ3 := $(subst $(ZSTDDIR)/decompress/,rt_lib_decompress_,$(FUZZ_RT_OBJ2))
-FUZZ_RT_OBJ4 := $(subst $(ZSTDDIR)/dictBuilder/,rt_lib_dictBuilder_,$(FUZZ_RT_OBJ3))
-FUZZ_RT_OBJ5 := $(subst $(ZSTDDIR)/legacy/,rt_lib_legacy_,$(FUZZ_RT_OBJ4))
+FUZZ_RT_OBJ1 := $(subst $(LIB_SRCDIR)/common/,rt_lib_common_,$(FUZZ_SRC))
+FUZZ_RT_OBJ2 := $(subst $(LIB_SRCDIR)/compress/,rt_lib_compress_,$(FUZZ_RT_OBJ1))
+FUZZ_RT_OBJ3 := $(subst $(LIB_SRCDIR)/decompress/,rt_lib_decompress_,$(FUZZ_RT_OBJ2))
+FUZZ_RT_OBJ4 := $(subst $(LIB_SRCDIR)/dictBuilder/,rt_lib_dictBuilder_,$(FUZZ_RT_OBJ3))
+FUZZ_RT_OBJ5 := $(subst $(LIB_SRCDIR)/legacy/,rt_lib_legacy_,$(FUZZ_RT_OBJ4))
 FUZZ_RT_OBJ6 := $(subst $(PRGDIR)/,rt_prg_,$(FUZZ_RT_OBJ5))
 FUZZ_RT_OBJ7 := $(subst $(DEFAULT_SEQ_PROD_DIR)/,rt_default_seq_prod_,$(FUZZ_RT_OBJ6))
 FUZZ_RT_OBJ8 := $(subst $\./,rt_fuzz_,$(FUZZ_RT_OBJ7))
@@ -129,22 +128,22 @@ FUZZ_TARGETS :=       \
 
 all: libregression.a $(FUZZ_TARGETS)
 
-rt_lib_common_%.o: $(ZSTDDIR)/common/%.c
+rt_lib_common_%.o: $(LIB_SRCDIR)/common/%.c
 	$(CC) $(FUZZ_CPPFLAGS) $(FUZZ_CFLAGS) $(FUZZ_ROUND_TRIP_FLAGS) $< -c -o $@
 
-rt_lib_compress_%.o: $(ZSTDDIR)/compress/%.c
+rt_lib_compress_%.o: $(LIB_SRCDIR)/compress/%.c
 	$(CC) $(FUZZ_CPPFLAGS) $(FUZZ_CFLAGS) $(FUZZ_ROUND_TRIP_FLAGS) $< -c -o $@
 
-rt_lib_decompress_%.o: $(ZSTDDIR)/decompress/%.c
+rt_lib_decompress_%.o: $(LIB_SRCDIR)/decompress/%.c
 	$(CC) $(FUZZ_CPPFLAGS) $(FUZZ_CFLAGS) $(FUZZ_ROUND_TRIP_FLAGS) $< -c -o $@
 
-rt_lib_decompress_%.o: $(ZSTDDIR)/decompress/%.S
+rt_lib_decompress_%.o: $(LIB_SRCDIR)/decompress/%.S
 	$(CC) $(FUZZ_CPPFLAGS) $(FUZZ_ASFLAGS) $(FUZZ_ROUND_TRIP_FLAGS) $< -c -o $@
 
-rt_lib_dictBuilder_%.o: $(ZSTDDIR)/dictBuilder/%.c
+rt_lib_dictBuilder_%.o: $(LIB_SRCDIR)/dictBuilder/%.c
 	$(CC) $(FUZZ_CPPFLAGS) $(FUZZ_CFLAGS) $(FUZZ_ROUND_TRIP_FLAGS) $< -c -o $@
 
-rt_lib_legacy_%.o: $(ZSTDDIR)/legacy/%.c
+rt_lib_legacy_%.o: $(LIB_SRCDIR)/legacy/%.c
 	$(CC) $(FUZZ_CPPFLAGS) $(FUZZ_CFLAGS) $(FUZZ_ROUND_TRIP_FLAGS) $< -c -o $@
 
 rt_prg_%.o: $(PRGDIR)/%.c
@@ -156,22 +155,22 @@ rt_fuzz_%.o: %.c
 rt_default_seq_prod_%.o: $(DEFAULT_SEQ_PROD_DIR)/%.c
 	$(CC) $(FUZZ_CPPFLAGS) $(FUZZ_CFLAGS) $(FUZZ_ROUND_TRIP_FLAGS) $< -c -o $@
 
-d_lib_common_%.o: $(ZSTDDIR)/common/%.c
+d_lib_common_%.o: $(LIB_SRCDIR)/common/%.c
 	$(CC) $(FUZZ_CPPFLAGS) $(FUZZ_CFLAGS) $< -c -o $@
 
-d_lib_compress_%.o: $(ZSTDDIR)/compress/%.c
+d_lib_compress_%.o: $(LIB_SRCDIR)/compress/%.c
 	$(CC) $(FUZZ_CPPFLAGS) $(FUZZ_CFLAGS) $< -c -o $@
 
-d_lib_decompress_%.o: $(ZSTDDIR)/decompress/%.c
+d_lib_decompress_%.o: $(LIB_SRCDIR)/decompress/%.c
 	$(CC) $(FUZZ_CPPFLAGS) $(FUZZ_CFLAGS) $< -c -o $@
 
-d_lib_decompress_%.o: $(ZSTDDIR)/decompress/%.S
+d_lib_decompress_%.o: $(LIB_SRCDIR)/decompress/%.S
 	$(CC) $(FUZZ_CPPFLAGS) $(FUZZ_ASFLAGS) $< -c -o $@
 
-d_lib_dictBuilder_%.o: $(ZSTDDIR)/dictBuilder/%.c
+d_lib_dictBuilder_%.o: $(LIB_SRCDIR)/dictBuilder/%.c
 	$(CC) $(FUZZ_CPPFLAGS) $(FUZZ_CFLAGS) $< -c -o $@
 
-d_lib_legacy_%.o: $(ZSTDDIR)/legacy/%.c
+d_lib_legacy_%.o: $(LIB_SRCDIR)/legacy/%.c
 	$(CC) $(FUZZ_CPPFLAGS) $(FUZZ_CFLAGS) $< -c -o $@
 
 d_prg_%.o: $(PRGDIR)/%.c