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include ../../Makefile.include LIBPNG-VERSION ../../download-files.include
DEPS = ../../Makefile.include Makefile LIBPNG-VERSION ../../download-files.include
# configuration settings
CMAKE_OPTIONS=-DPNG_SHARED=OFF \
-DPNG_STATIC=ON \
-DPNG_TESTS=OFF \
-DPNG_DEBUG=OFF
ifeq ($(findstring apple-darwin, $(HOST)), apple-darwin)
# hardware optimizations require NEON instructions that
# fail on m1 hardware and ios/tvos, so just disable for any arm64 target cpu on
# an apple-darwin target
ifeq ($(CPU), arm64)
CMAKE_OPTIONS+= -DPNG_HARDWARE_OPTIMIZATIONS=OFF
else
CMAKE_OPTIONS+= -DPNG_HARDWARE_OPTIMIZATIONS=ON
endif
else
CMAKE_OPTIONS+= -DPNG_HARDWARE_OPTIMIZATIONS=ON \
-DPNG_BUILD_ZLIB=ON \
-DZLIB_LIBRARY=$(PREFIX)/lib/libz.a \
-DZLIB_INCLUDE_DIR=$(PREFIX)/include
endif
LIBDYLIB=$(PLATFORM)/build/$(BYPRODUCT)
all: .installed-$(PLATFORM)
$(PLATFORM): $(TARBALLS_LOCATION)/$(ARCHIVE).$(HASH_TYPE) $(DEPS)
rm -rf $(PLATFORM); mkdir -p $(PLATFORM)/build
cd $(PLATFORM); $(ARCHIVE_TOOL) $(ARCHIVE_TOOL_FLAGS) $(TARBALLS_LOCATION)/$(ARCHIVE)
cd $(PLATFORM)/build; $(CMAKE) $(CMAKE_OPTIONS) ..
.installed-$(PLATFORM): $(PLATFORM)
$(MAKE) -C $(PLATFORM)/build install
touch $@
clean:
$(MAKE) -C $(PLATFORM)/build clean
rm -f .installed-$(PLATFORM)
distclean::
rm -rf $(PLATFORM) .installed-$(PLATFORM)
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