if(NOT WIN32 AND USE_VORBIS) if(NOT OGG_PATH) find_package(Ogg QUIET) if(OGG_FOUND) set(OGG_SOURCE "(system)") endif() endif() if(OGG_PATH OR NOT OGG_FOUND) FetchDependency(OGG DIR ogg GIT_REPOSITORY https://gitlab.xiph.org/xiph/ogg GIT_TAG v1.3.5 ) if(OGG_PATH) add_subdirectory(${OGG_PATH} ${OGG_BIN} EXCLUDE_FROM_ALL) set(OGG_INCLUDE_DIR ${OGG_PATH}/include ${OGG_BIN}/include) set(OGG_LIBRARY ogg) endif() endif() endif() if(NOT OGG_PATH) unset(OGG_SOURCE) endif()