make/lib/Awt2dLibraries.gmk

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@@ -1195,20 +1195,24 @@
 ##########################################################################################
 
 ifndef BUILD_HEADLESS_ONLY
   LIBSPLASHSCREEN_DIRS := \
     $(JDK_TOPDIR)/src/share/native/sun/awt/image/jpeg \
-    $(JDK_TOPDIR)/src/share/native/sun/awt/libpng \
     $(JDK_TOPDIR)/src/share/native/sun/awt/splashscreen
 
   ifeq ($(USE_EXTERNAL_LIBGIF), true)
     GIFLIB_LDFLAGS := -lgif
   else
     LIBSPLASHSCREEN_DIRS += $(JDK_TOPDIR)/src/share/native/sun/awt/giflib
     GIFLIB_CFLAGS := -I$(JDK_TOPDIR)/src/share/native/sun/awt/giflib
   endif
 
+  ifeq ($(USE_EXTERNAL_LIBPNG), false)
+    LIBSPLASHSCREEN_DIRS += $(JDK_TOPDIR)/src/share/native/sun/awt/libpng
+    LIBPNG_CFLAGS := -I$(JDK_TOPDIR)/src/share/native/sun/awt/libpng
+  endif
+
   ifneq ($(OPENJDK_TARGET_OS), macosx)
     LIBSPLASHSCREEN_DIRS += $(JDK_TOPDIR)/src/$(OPENJDK_TARGET_OS_API_DIR)/native/sun/awt/splashscreen
   else
     LIBSPLASHSCREEN_DIRS += $(JDK_TOPDIR)/src/macosx/native/sun/awt/splashscreen
   endif

@@ -1267,15 +1271,17 @@
       OUTPUT_DIR := $(INSTALL_LIBRARIES_HERE), \
       SRC := $(LIBSPLASHSCREEN_DIRS), \
       EXCLUDE_FILES := imageioJPEG.c jpegdecoder.c pngtest.c, \
       LANG := C, \
       OPTIMIZATION := LOW, \
-      CFLAGS := $(LIBSPLASHSCREEN_CFLAGS) $(CFLAGS_JDKLIB) $(GIFLIB_CFLAGS), \
+      CFLAGS := $(LIBSPLASHSCREEN_CFLAGS) $(CFLAGS_JDKLIB) \
+                $(GIFLIB_CFLAGS) $(PNG_CFLAGS), \
       MAPFILE := $(JDK_TOPDIR)/make/mapfiles/libsplashscreen/mapfile-vers, \
       LDFLAGS := $(LDFLAGS_JDKLIB) \
           $(call SET_SHARED_LIBRARY_ORIGIN), \
-      LDFLAGS_SUFFIX := $(LIBSPLASHSCREEN_LDFLAGS_SUFFIX) $(LIBZ) $(GIFLIB_LDFLAGS), \
+      LDFLAGS_SUFFIX := $(LIBSPLASHSCREEN_LDFLAGS_SUFFIX) $(LIBZ) \
+                        $(GIFLIB_LDFLAGS) $(PNG_LIBS), \
       LDFLAGS_SUFFIX_solaris := -lc, \
       VERSIONINFO_RESOURCE := $(JDK_TOPDIR)/src/windows/resource/version.rc, \
       RC_FLAGS := $(RC_FLAGS) \
           -D "JDK_FNAME=splashscreen.dll" \
           -D "JDK_INTERNAL_NAME=splashscreen" \