From e3867fb735842ce4165f027204a17a2e90e1f597 Mon Sep 17 00:00:00 2001
From: Yann Collet <cyan@fb.com>
Date: Thu, 22 Oct 2020 11:28:46 -0700
Subject: [PATCH] fixed libzstd.dll compilation on mingw

and zstd linking
---
 lib/Makefile      | 8 ++++----
 programs/Makefile | 2 +-
 2 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/lib/Makefile b/lib/Makefile
index 8924bfb43..1f10c7ab1 100644
--- a/lib/Makefile
+++ b/lib/Makefile
@@ -236,8 +236,8 @@ libzstd.a: $(ZSTD_STATLIB_DIR)/libzstd.a
 ifneq (,$(filter Windows%,$(TARGET_SYSTEM)))
 
 LIBZSTD = dll\libzstd.dll
-$(ZSTD_DYNLIB_DIR)/$(LIBZSTD): | $(ZSTD_DYNLIB_DIR)
-$(ZSTD_DYNLIB_DIR)/$(LIBZSTD): $(ZSTD_FILES)
+$(LIBZSTD):
+$(LIBZSTD): $(ZSTD_FILES)
 	@echo compiling dynamic library $(LIBVER)
 	$(CC) $(FLAGS) -DZSTD_DLL_EXPORT=1 -Wl,--out-implib,dll\libzstd.dll.a -shared $^ -o $@
 
@@ -254,12 +254,12 @@ $(ZSTD_DYNLIB_DIR)/$(LIBZSTD): $(ZSTD_DYNLIB_OBJ)
 	$(Q)ln -sf $@ libzstd.$(SHARED_EXT_MAJOR)
 	$(Q)ln -sf $@ libzstd.$(SHARED_EXT)
 
-endif
-
 .PHONY: $(LIBZSTD)  # must be run every time
 $(LIBZSTD): $(ZSTD_DYNLIB_DIR)/$(LIBZSTD)
 	$(Q)ln -sf $< $@
 
+endif
+
 .PHONY: libzstd
 libzstd : $(LIBZSTD)
 
diff --git a/programs/Makefile b/programs/Makefile
index 575931f8c..70fb2c32d 100644
--- a/programs/Makefile
+++ b/programs/Makefile
@@ -217,7 +217,7 @@ ifneq (,$(filter Windows%,$(OS)))
 zstd : $(RES_FILE)
 endif
 zstd : $(BUILD_DIR)/zstd
-	$(Q)ln -sf $^ $@
+	$(Q)ln -sf $< $@
 	@echo zstd build completed
 
 .PHONY: zstd-release
-- 
2.47.2