cmake_minimum_required (VERSION 2.6) project(LibPng) # https://github.com/julienr/libpng-android/issues/6 if (${CMAKE_HOST_SYSTEM_PROCESSOR} STREQUAL "aarch64") set(CMAKE_C_FLAGS -DPNG_ARM_NEON_OPT=0 ${CMAKE_C_FLAGS}) message (STATUS "libPng Arm64 - disable fpu Neon optimization") endif() set(LIBPNG_INCLUDE_DIRS ${LibPng_SOURCE_DIR} PARENT_SCOPE) set(LIBPNG_LDFLAGS LibPng PARENT_SCOPE) include_directories (${ZLIB_INCLUDE_DIRS}) add_library (LibPng_OBJLIB OBJECT #sources png.c pngerror.c pngget.c pngmem.c pngpread.c pngread.c pngrio.c pngrtran.c pngrutil.c pngset.c pngtrans.c pngwio.c pngwrite.c pngwtran.c pngwutil.c #headers png.h pngconf.h pngdebug.h pnginfo.h pnglibconf.h pngpriv.h pngstruct.h ) set(LibPng_OBJECTS $) set(LibPng_OBJECTS $ PARENT_SCOPE) if(IS_XCODE) add_library(LibPng ${LibPng_OBJECTS} pngwutil.c) else(IS_XCODE) add_library(LibPng ${LibPng_OBJECTS}) endif(IS_XCODE) target_link_libraries(LibPng ${ZLIB_LDFLAGS}) install(TARGETS LibPng RUNTIME DESTINATION bin COMPONENT dependencies ARCHIVE DESTINATION lib${LIB_SUFFIX} COMPONENT dependencies LIBRARY DESTINATION lib${LIB_SUFFIX} COMPONENT dependencies ) install(DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR} DESTINATION include FILES_MATCHING PATTERN "*.h" )