# Optional external dependency: xdiff if(USE_XDIFF STREQUAL "system") message(FATAL_ERROR "external/system xdiff is not yet supported") else() add_subdirectory("${PROJECT_SOURCE_DIR}/deps/xdiff" "${PROJECT_BINARY_DIR}/deps/xdiff") list(APPEND LIBGIT2_DEPENDENCY_INCLUDES "${PROJECT_SOURCE_DIR}/deps/xdiff") list(APPEND LIBGIT2_DEPENDENCY_OBJECTS "$") add_feature_info(xdiff ON "xdiff support (bundled)") endif()