#
# Copyright (c) 2011, 2024, Oracle and/or its affiliates. All rights reserved.
# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
#
# This code is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License version 2 only, as
# published by the Free Software Foundation.  Oracle designates this
# particular file as subject to the "Classpath" exception as provided
# by Oracle in the LICENSE file that accompanied this code.
#
# This code is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
# version 2 for more details (a copy is included in the LICENSE file that
# accompanied this code).
#
# You should have received a copy of the GNU General Public License version
# 2 along with this work; if not, write to the Free Software Foundation,
# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
#
# Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
# or visit www.oracle.com if you need additional information or have any
# questions.
#

################################################################################
# This file will build all AWT/2D native libraries that does not have "awt" in
# the name. Note that this does not imply anything about the logical ownership
# of the code they compile.
# This split is purely made to keep the size of the Makefiles reasonable.

################################################################################
## Build libmlib_image
################################################################################

ifeq ($(call isTargetCpuBits, 64), true)
  LIBMLIB_IMAGE_CFLAGS := -DMLIB_OS64BIT
endif

$(eval $(call SetupJdkLibrary, BUILD_LIBMLIB_IMAGE, \
    NAME := mlib_image, \
    EXTRA_SRC := common/awt/medialib, \
    EXTRA_HEADER_DIRS := java.base:libjava, \
    EXCLUDE_FILES := mlib_c_ImageBlendTable.c, \
    OPTIMIZATION := HIGHEST, \
    CFLAGS := -D__USE_J2D_NAMES -D__MEDIALIB_OLD_NAMES -DMLIB_NO_LIBSUNMATH \
        $(LIBMLIB_IMAGE_CFLAGS), \
    DISABLED_WARNINGS_gcc := unused-function, \
    DISABLED_WARNINGS_clang_mlib_ImageCreate.c := unused-function, \
    LIBS_unix := $(LIBDL) $(LIBM), \
))

TARGETS += $(BUILD_LIBMLIB_IMAGE)

################################################################################
## Build liblcms
################################################################################

ifeq ($(USE_EXTERNAL_LCMS), true)
  # If we're using an external library, we'll just need the wrapper part.
  # By including it explicitly, all other files will be excluded.
  LIBLCMS_INCLUDE_FILES := LCMS.c
  # If we're using an external library, we can't include our own SRC path
  # as includes, instead the system headers should be used.
  LIBLCMS_HEADERS_FROM_SRC := false
  # FIXME: Keep old behavior and reset LCMS_CFLAGS. This is likely a bug.
  LCMS_CFLAGS :=
endif

ifeq ($(TOOLCHAIN_TYPE)+$(TOOLCHAIN_VERSION), clang+10.1)
  # Work around an optimizer bug seen with Xcode 10.1, but fixed by 10.3
  BUILD_LIBLCMS_cmsopt.c_CFLAGS := -O0
endif

# We use CMS_DONT_USE_FAST_FLOOR and CMS_NO_HALF_SUPPORT since the fast floor
# code loses precision.
$(eval $(call SetupJdkLibrary, BUILD_LIBLCMS, \
    NAME := lcms, \
    INCLUDE_FILES := $(LIBLCMS_INCLUDE_FILES), \
    OPTIMIZATION := HIGHEST, \
    CFLAGS := -DCMS_DONT_USE_FAST_FLOOR -DCMS_NO_HALF_SUPPORT $(LCMS_CFLAGS), \
    CFLAGS_windows := -DCMS_IS_WINDOWS_, \
    EXTRA_HEADER_DIRS := \
        common/awt/debug \
        libawt/java2d \
        java.base:libjvm, \
    HEADERS_FROM_SRC := $(LIBLCMS_HEADERS_FROM_SRC), \
    DISABLED_WARNINGS_gcc := format-nonliteral stringop-truncation type-limits \
        unused-variable, \
    DISABLED_WARNINGS_clang := format-nonliteral, \
    JDK_LIBS := libawt java.base:libjava, \
    LIBS_unix := $(LCMS_LIBS) $(LIBM), \
))

TARGETS += $(BUILD_LIBLCMS)

################################################################################
## Build libjavajpeg
################################################################################

ifeq ($(USE_EXTERNAL_LIBJPEG), true)
  LIBJAVAJPEG_INCLUDE_FILES := \
      imageioJPEG.c \
      jpegdecoder.c \
      #
  # If we're using an external library, we can't include our own SRC path
  # as includes, instead the system headers should be used.
  LIBJAVAJPEG_HEADERS_FROM_SRC := false
endif

# "DISABLED_WARNINGS_gcc := clobbered" rationale:
# Suppress gcc warnings like "variable might be clobbered by 'longjmp'
# or 'vfork'": this warning indicates that some variable is placed to
# a register by optimized compiler and it's value might be lost on longjmp().
# Recommended way to avoid such warning is to declare the variable as
# volatile to prevent the optimization. However, this approach does not
# work because we have to declare all variables as volatile in result.
$(eval $(call SetupJdkLibrary, BUILD_LIBJAVAJPEG, \
    NAME := javajpeg, \
    INCLUDE_FILES := $(LIBJAVAJPEG_INCLUDE_FILES), \
    OPTIMIZATION := HIGHEST, \
    HEADERS_FROM_SRC := $(LIBJAVAJPEG_HEADERS_FROM_SRC), \
    DISABLED_WARNINGS_gcc_imageioJPEG.c := array-bounds clobbered \
        unused-but-set-variable, \
    DISABLED_WARNINGS_gcc_jcmaster.c := implicit-fallthrough, \
    DISABLED_WARNINGS_gcc_jdphuff.c := shift-negative-value, \
    DISABLED_WARNINGS_clang_imageioJPEG.c := unused-but-set-variable, \
    JDK_LIBS := java.base:libjava, \
    LIBS := $(LIBJPEG_LIBS), \
))

TARGETS += $(BUILD_LIBJAVAJPEG)

################################################################################
## Build libsplashscreen
################################################################################

ifeq ($(ENABLE_HEADLESS_ONLY), false)
  LIBSPLASHSCREEN_EXTRA_SRC := \
      common/awt/systemscale \
      #

  LIBSPLASHSCREEN_HEADER_DIRS := \
      common/awt/utility \
      libosxapp \
      java.base:libjava \
      java.base:libjvm \
      #

  ifeq ($(USE_EXTERNAL_LIBGIF), false)
    LIBSPLASHSCREEN_HEADER_DIRS += libsplashscreen/giflib
  else
    LIBSPLASHSCREEN_EXCLUDES += giflib
  endif

  ifeq ($(USE_EXTERNAL_LIBJPEG), false)
    LIBSPLASHSCREEN_EXTRA_SRC += libjavajpeg
  endif

  ifeq ($(USE_EXTERNAL_LIBPNG), false)
    LIBSPLASHSCREEN_HEADER_DIRS += libsplashscreen/libpng
  else
    LIBSPLASHSCREEN_EXCLUDES += libpng
  endif

  ifeq ($(USE_EXTERNAL_LIBZ), false)
    LIBSPLASHSCREEN_EXTRA_SRC += java.base:libzip/zlib
  endif

  LIBSPLASHSCREEN_CFLAGS += -DSPLASHSCREEN -DPNG_NO_MMX_CODE \
      -DPNG_ARM_NEON_OPT=0 -DPNG_ARM_NEON_IMPLEMENTATION=0

  ifeq ($(call isTargetOs, linux)+$(call isTargetCpuArch, ppc), true+true)
    LIBSPLASHSCREEN_CFLAGS += -DPNG_POWERPC_VSX_OPT=0
  endif

  # The external libpng submitted in the jdk is a reduced version
  # which does not contain .png_init_filter_functions_vsx.
  # Therefore we need to disable PNG_POWERPC_VSX_OPT explicitly by setting
  # it to 0. If this define is not set, it would be automatically set to 2,
  # because
  #   "#if defined(__PPC64__) && defined(__ALTIVEC__) && defined(__VSX__)"
  # expands to true. This would results in the fact that
  # .png_init_filter_functions_vsx is needed in libpng.
  ifeq ($(call isTargetOs, aix), true)
    LIBSPLASHSCREEN_CFLAGS += -DPNG_POWERPC_VSX_OPT=0
  endif

  ifeq ($(call isTargetOs, macosx), true)
    # libsplashscreen on macosx does not use the unix code
    LIBSPLASHSCREEN_EXCLUDE_SRC_PATTERNS := /unix/

    BUILD_LIBSPLASHSCREEN_java_awt_SplashScreen.c_CFLAGS := -x objective-c -O0
    BUILD_LIBSPLASHSCREEN_splashscreen_gfx_impl.c_CFLAGS := -x objective-c -O0
    BUILD_LIBSPLASHSCREEN_splashscreen_gif.c_CFLAGS := -x objective-c -O0
    BUILD_LIBSPLASHSCREEN_splashscreen_impl.c_CFLAGS := -x objective-c -O0
    BUILD_LIBSPLASHSCREEN_splashscreen_jpeg.c_CFLAGS := -x objective-c -O0
    BUILD_LIBSPLASHSCREEN_splashscreen_png.c_CFLAGS := -x objective-c -O0
    BUILD_LIBSPLASHSCREEN_splashscreen_sys.m_CFLAGS := -O0
  endif

  ifeq ($(call isTargetOs, macosx), true)
    LIBSPLASHSCREEN_CFLAGS += -DWITH_MACOSX
  else ifeq ($(call isTargetOs, windows), true)
    LIBSPLASHSCREEN_CFLAGS += -DWITH_WIN32
  else
    LIBSPLASHSCREEN_CFLAGS += -DWITH_X11 $(X_CFLAGS)
  endif

  $(eval $(call SetupJdkLibrary, BUILD_LIBSPLASHSCREEN, \
      NAME := splashscreen, \
      EXTRA_SRC := $(LIBSPLASHSCREEN_EXTRA_SRC), \
      EXCLUDE_SRC_PATTERNS := $(LIBSPLASHSCREEN_EXCLUDE_SRC_PATTERNS), \
      EXCLUDE_FILES := imageioJPEG.c jpegdecoder.c pngtest.c, \
      EXCLUDES := $(LIBSPLASHSCREEN_EXCLUDES), \
      OPTIMIZATION := LOW, \
      CFLAGS := $(LIBSPLASHSCREEN_CFLAGS) \
          $(GIFLIB_CFLAGS) $(LIBJPEG_CFLAGS) $(PNG_CFLAGS) $(LIBZ_CFLAGS), \
      CXXFLAGS := $(LIBSPLASHSCREEN_CFLAGS) \
          $(GIFLIB_CFLAGS) $(LIBJPEG_CFLAGS) $(PNG_CFLAGS) $(LIBZ_CFLAGS), \
      EXTRA_HEADER_DIRS := $(LIBSPLASHSCREEN_HEADER_DIRS), \
      DISABLED_WARNINGS_gcc_dgif_lib.c := sign-compare, \
      DISABLED_WARNINGS_gcc_jcmaster.c := implicit-fallthrough, \
      DISABLED_WARNINGS_gcc_jdphuff.c := shift-negative-value, \
      DISABLED_WARNINGS_gcc_png.c := maybe-uninitialized, \
      DISABLED_WARNINGS_gcc_pngerror.c := maybe-uninitialized, \
      DISABLED_WARNINGS_gcc_splashscreen_gfx_impl.c := implicit-fallthrough \
          maybe-uninitialized, \
      DISABLED_WARNINGS_gcc_splashscreen_impl.c := implicit-fallthrough \
          sign-compare unused-function, \
      DISABLED_WARNINGS_gcc_splashscreen_sys.c := type-limits \
          unused-but-set-variable unused-result unused-variable, \
      DISABLED_WARNINGS_clang := deprecated-non-prototype, \
      DISABLED_WARNINGS_clang_dgif_lib.c := sign-compare, \
      DISABLED_WARNINGS_clang_gzwrite.c := format-nonliteral, \
      DISABLED_WARNINGS_clang_splashscreen_impl.c := sign-compare \
          unused-but-set-variable unused-function, \
      DISABLED_WARNINGS_clang_splashscreen_png.c := \
          incompatible-pointer-types, \
      DISABLED_WARNINGS_clang_splashscreen_sys.m := deprecated-declarations \
          unused-variable unused-but-set-variable, \
      DISABLED_WARNINGS_microsoft_dgif_lib.c := 4018 4267, \
      DISABLED_WARNINGS_microsoft_splashscreen_impl.c := 4018 4267 4244, \
      DISABLED_WARNINGS_microsoft_splashscreen_png.c := 4267, \
      DISABLED_WARNINGS_microsoft_splashscreen_sys.c := 4267 4244, \
      LDFLAGS_windows := -delayload:user32.dll, \
      JDK_LIBS_windows := java.base:libjava, \
      JDK_LIBS_macosx := libosxapp, \
      LIBS := $(GIFLIB_LIBS) $(LIBJPEG_LIBS) $(LIBZ_LIBS) $(PNG_LIBS), \
      LIBS_unix := $(LIBM) -lpthread, \
      LIBS_linux := $(LIBDL) $(X_LIBS) -lX11 -lXext, \
      LIBS_macosx := -liconv \
          -framework ApplicationServices \
          -framework Cocoa \
          -framework Foundation \
          -framework Metal \
          -framework Security, \
      LIBS_aix := $(LIBDL) -liconv $(X_LIBS) -lX11 -lXext, \
      LIBS_windows := delayimp.lib gdi32.lib kernel32.lib user32.lib, \
  ))

  TARGETS += $(BUILD_LIBSPLASHSCREEN)
endif

################################################################################
## Build libfreetype
################################################################################

ifeq ($(FREETYPE_TO_USE), bundled)
  # freetype requires you to manually define DLL_EXPORT for windows (see ftconfig.h)
  $(eval $(call SetupJdkLibrary, BUILD_LIBFREETYPE, \
      NAME := freetype, \
      OPTIMIZATION := HIGHEST, \
      CFLAGS := -DFT2_BUILD_LIBRARY, \
      CFLAGS_windows := -DDLL_EXPORT, \
      EXTRA_HEADER_DIRS := libfreetype/include, \
      DISABLED_WARNINGS_microsoft := 4267 4244 4996, \
      DISABLED_WARNINGS_gcc := dangling-pointer stringop-overflow, \
  ))

  TARGETS += $(BUILD_LIBFREETYPE)
endif

################################################################################
## Build libfontmanager
################################################################################

ifeq ($(USE_EXTERNAL_HARFBUZZ), true)
  LIBFONTMANAGER_EXTRA_SRC =
  LIBFONTMANAGER_LIBS += $(HARFBUZZ_LIBS)
  LIBFONTMANAGER_CFLAGS += $(HARFBUZZ_CFLAGS)
else
  LIBFONTMANAGER_EXTRA_SRC = libharfbuzz

  ifeq ($(call isTargetOs, windows), false)
    HARFBUZZ_CFLAGS += -DGETPAGESIZE -DHAVE_MPROTECT -DHAVE_PTHREAD \
        -DHAVE_SYSCONF -DHAVE_SYS_MMAN_H -DHAVE_UNISTD_H \
        -DHB_NO_PRAGMA_GCC_DIAGNOSTIC
  endif
  ifeq ($(call isTargetOs, linux macosx), true)
    HARFBUZZ_CFLAGS += -DHAVE_INTEL_ATOMIC_PRIMITIVES -DHB_NO_VISIBILITY
  endif

  # hb-ft.cc is not presently needed, and requires freetype 2.4.2 or later.
  # hb-subset and hb-style APIs are not needed, excluded to cut on compilation
  # time.
  LIBFONTMANAGER_EXCLUDE_FILES += gsubgpos-context.cc hb-ft.cc hb-style.cc \
      hb-subset-cff-common.cc hb-subset-cff1.cc hb-subset-cff2.cc \
      hb-subset-input.cc hb-subset-instancer-solver.cc hb-subset-plan.cc \
      hb-subset.cc

  # list of disabled warnings and the compilers for which it was specifically
  # added.
  # array-bounds         -> GCC 12 on Alpine Linux
  # parentheses          -> GCC 6
  # range-loop-analysis  -> clang on Xcode12

  HARFBUZZ_DISABLED_WARNINGS_gcc := missing-field-initializers \
      strict-aliasing unused-result array-bounds parentheses \
       unused-variable
  # noexcept-type required for GCC 7 builds. Not required for GCC 8+.
  # expansion-to-defined required for GCC 9 builds. Not required for GCC 10+.
  # maybe-uninitialized required for GCC 8 builds. Not required for GCC 9+.
  # calloc-transposed-args required for GCC 14 builds. (fixed upstream in
  #  Harfbuzz 032c931e1c0cfb20f18e5acb8ba005775242bd92)
  HARFBUZZ_DISABLED_WARNINGS_CXX_gcc := class-memaccess noexcept-type \
      expansion-to-defined dangling-reference maybe-uninitialized \
      calloc-transposed-args
  HARFBUZZ_DISABLED_WARNINGS_clang := missing-field-initializers \
      range-loop-analysis unused-variable
  HARFBUZZ_DISABLED_WARNINGS_microsoft := 4267 4244

  LIBFONTMANAGER_CFLAGS += $(HARFBUZZ_CFLAGS)
endif

LIBFONTMANAGER_EXTRA_HEADER_DIRS := \
    common/awt \
    common/awt/utility \
    common/font \
    libawt/java2d \
    libawt/java2d/pipe \
    libawt/java2d/loops \
    #

ifeq ($(FREETYPE_TO_USE), system)
  LIBFONTMANAGER_CFLAGS += $(FREETYPE_CFLAGS)
  LIBFONTMANAGER_LIBS += $(FREETYPE_LIBS)
else
  LIBFONTMANAGER_EXTRA_HEADER_DIRS += libfreetype/include
  LIBFONTMANAGER_JDK_LIBS += libfreetype
endif

LIBFONTMANAGER_OPTIMIZATION := HIGHEST

ifneq ($(filter $(TOOLCHAIN_TYPE), gcc clang), )
  # gcc (and to an extent clang) is particularly bad at optimizing these files,
  # causing a massive spike in compile time. We don't care about these
  # particular files anyway, so lower optimization level.
  BUILD_LIBFONTMANAGER_hb-subset.cc_OPTIMIZATION := SIZE
  BUILD_LIBFONTMANAGER_hb-subset-plan.cc_OPTIMIZATION := SIZE
endif

ifeq ($(call isTargetOs, windows), true)
  LIBFONTMANAGER_EXCLUDE_FILES += X11FontScaler.c X11TextRenderer.c
  LIBFONTMANAGER_OPTIMIZATION := HIGHEST
else ifeq ($(call isTargetOs, macosx), true)
  LIBFONTMANAGER_EXCLUDE_FILES += X11FontScaler.c X11TextRenderer.c \
      fontpath.c lcdglyph.c
else
  LIBFONTMANAGER_EXCLUDE_FILES += fontpath.c lcdglyph.c
endif

LIBFONTMANAGER_CFLAGS += $(X_CFLAGS) -DLE_STANDALONE -DHEADLESS

# LDFLAGS clarification:
#   Filter relevant linker flags disallowing unresolved symbols as we cannot
#   build-time decide to which library to link against (libawt_headless or
#   libawt_xawt). See JDK-8196516 for details.
$(eval $(call SetupJdkLibrary, BUILD_LIBFONTMANAGER, \
    NAME := fontmanager, \
    LINK_TYPE := C++, \
    EXCLUDE_FILES := $(LIBFONTMANAGER_EXCLUDE_FILES) \
        AccelGlyphCache.c, \
    CFLAGS := $(LIBFONTMANAGER_CFLAGS), \
    CXXFLAGS := $(LIBFONTMANAGER_CFLAGS), \
    OPTIMIZATION := $(LIBFONTMANAGER_OPTIMIZATION), \
    CFLAGS_windows = -DCC_NOEX, \
    EXTRA_HEADER_DIRS := $(LIBFONTMANAGER_EXTRA_HEADER_DIRS), \
    EXTRA_SRC := $(LIBFONTMANAGER_EXTRA_SRC), \
    DISABLED_WARNINGS_gcc := $(HARFBUZZ_DISABLED_WARNINGS_gcc), \
    DISABLED_WARNINGS_CXX_gcc := $(HARFBUZZ_DISABLED_WARNINGS_CXX_gcc), \
    DISABLED_WARNINGS_clang := $(HARFBUZZ_DISABLED_WARNINGS_clang), \
    DISABLED_WARNINGS_microsoft := $(HARFBUZZ_DISABLED_WARNINGS_microsoft), \
    LDFLAGS := $(LDFLAGS_CXX_JDK), \
    LDFLAGS_FILTER_OUT := -Wl$(COMMA)-z$(COMMA)defs, \
    LDFLAGS_aix := -Wl$(COMMA)-berok, \
    JDK_LIBS := libawt java.base:libjava $(LIBFONTMANAGER_JDK_LIBS), \
    JDK_LIBS_macosx := libawt_lwawt, \
    LIBS := $(LIBFONTMANAGER_LIBS), \
    LIBS_unix := $(LIBM), \
    LIBS_macosx := \
        -framework CoreFoundation \
        -framework CoreGraphics \
        -framework CoreText, \
    LIBS_windows := advapi32.lib gdi32.lib user32.lib, \
))

TARGETS += $(BUILD_LIBFONTMANAGER)

ifeq ($(call isTargetOs, macosx), true)
  ##############################################################################
  ## Build libosxui
  ##############################################################################

  SHADERS_SRC := \
      $(TOPDIR)/src/java.desktop/macosx/native/libawt_lwawt/java2d/metal/shaders.metal
  SHADERS_SUPPORT_DIR := $(SUPPORT_OUTPUTDIR)/native/java.desktop/libosxui
  SHADERS_AIR := $(SHADERS_SUPPORT_DIR)/shaders.air
  SHADERS_LIB := $(call FindLibDirForModule, $(MODULE))/shaders.metallib

  $(eval $(call SetupExecute, metal_shaders, \
      INFO := Running metal on $(notdir $(SHADERS_SRC)) (for libosxui.dylib), \
      DEPS := $(SHADERS_SRC), \
      OUTPUT_FILE := $(SHADERS_AIR), \
      SUPPORT_DIR := $(SHADERS_SUPPORT_DIR), \
      COMMAND := $(METAL) -c -std=osx-metal2.0 \
          -mmacosx-version-min=$(MACOSX_VERSION_MIN) \
          -o $(SHADERS_AIR) $(SHADERS_SRC), \
  ))

  $(eval $(call SetupExecute, metallib_shaders, \
      INFO := Running metallib on $(notdir $(SHADERS_AIR)) (for libosxui.dylib), \
      DEPS := $(SHADERS_AIR), \
      OUTPUT_FILE := $(SHADERS_LIB), \
      SUPPORT_DIR := $(SHADERS_SUPPORT_DIR), \
      COMMAND := $(METALLIB) -o $(SHADERS_LIB) $(SHADERS_AIR), \
  ))

  TARGETS += $(SHADERS_LIB)

  $(eval $(call SetupJdkLibrary, BUILD_LIBOSXUI, \
      NAME := osxui, \
      OPTIMIZATION := LOW, \
      EXTRA_HEADER_DIRS := \
          libawt_lwawt/awt, \
      DISABLED_WARNINGS_clang_AquaFileView.m := deprecated-declarations \
          sign-compare, \
      DISABLED_WARNINGS_clang_ScreenMenu.m := deprecated-declarations, \
      APPEND_LDFLAGS := -Wl$(COMMA)-rpath$(COMMA)@loader_path, \
      JDK_LIBS := java.base:libjava libosxapp, \
      LIBS_macosx := \
          -framework ApplicationServices \
          -framework Carbon \
          -framework Cocoa \
          -framework JavaRuntimeSupport \
          -framework Metal, \
  ))

  TARGETS += $(BUILD_LIBOSXUI)

  $(BUILD_LIBOSXUI): $(SHADERS_LIB)
endif