
include $(COMMON_BASE_MK)

NAME=libpng
SRC_DIR=libpng-1.6.37
INSTALL_DIR=$(LIB_DIR)/$(NAME)/install
BUILD_DIR=build
GEN_MAKEFILE=$(BUILD_DIR)/Makefile

CONFIG_OPTS = --target=arm-linux --host=arm-linux
CONFIG_OPTS += --enable-static
CONFIG_OPTS += --disable-shared

export ZLIBINC=$(LIB_DIR)/zlib/install/include
export ZLIBLIB=$(LIB_DIR)/zlib/install/lib
export CFLAGS += -I$(ZLIBINC)
export CPPFLAGS += -I$(ZLIBINC)
export LDFLAGS += -L$(ZLIBLIB)

all: $(GEN_MAKEFILE)
	make -C build all
	make -C build install

$(GEN_MAKEFILE):
	mkdir -p $(BUILD_DIR)
	cd $(BUILD_DIR); ../$(SRC_DIR)/configure --prefix=$(INSTALL_DIR) $(CONFIG_OPTS)

clean:
	-rm -fr $(BUILD_DIR) $(INSTALL_DIR)

romfs:
	cd $(INSTALL_DIR)/lib; \
	for i in *.so*; do \
		if [ -L $$i ]; then \
			$(ROMFSINST) -s `find $$i -printf %l` /lib/$$i; \
		elif [ -f $$i ]; then \
			$(ROMFSINST) /lib/$$i; \
		fi; \
	done