{ 'variables': { 'v8_use_snapshot%': 'false', 'v8_trace_maps%': 0, 'node_use_dtrace%': 'false', 'node_use_lttng%': 'false', 'node_use_etw%': 'false', 'node_use_perfctr%': 'false', 'node_no_browser_globals%': 'false', 'node_use_v8_platform%': 'true', 'node_use_bundled_v8%': 'true', 'node_shared%': 'false', 'force_dynamic_crt%': 0, 'node_module_version%': '', 'node_shared_zlib%': 'false', 'node_shared_http_parser%': 'false', 'node_shared_cares%': 'false', 'node_shared_libuv%': 'false', 'node_use_openssl%': 'true', 'node_shared_openssl%': 'false', 'node_v8_options%': '', 'node_enable_v8_vtunejit%': 'false', 'node_core_target_name%': 'node', 'library_files': [ 'lib/internal/bootstrap_node.js', 'lib/async_hooks.js', 'lib/assert.js', 'lib/buffer.js', 'lib/child_process.js', 'lib/console.js', 'lib/constants.js', 'lib/crypto.js', 'lib/cluster.js', 'lib/dgram.js', 'lib/dns.js', 'lib/domain.js', 'lib/events.js', 'lib/fs.js', 'lib/http.js', 'lib/http2.js', 'lib/_http_agent.js', 'lib/_http_client.js', 'lib/_http_common.js', 'lib/_http_incoming.js', 'lib/_http_outgoing.js', 'lib/_http_server.js', 'lib/https.js', 'lib/inspector.js', 'lib/module.js', 'lib/net.js', 'lib/os.js', 'lib/path.js', 'lib/perf_hooks.js', 'lib/process.js', 'lib/punycode.js', 'lib/querystring.js', 'lib/readline.js', 'lib/repl.js', 'lib/stream.js', 'lib/_stream_readable.js', 'lib/_stream_writable.js', 'lib/_stream_duplex.js', 'lib/_stream_transform.js', 'lib/_stream_passthrough.js', 'lib/_stream_wrap.js', 'lib/string_decoder.js', 'lib/sys.js', 'lib/timers.js', 'lib/tls.js', 'lib/_tls_common.js', 'lib/_tls_legacy.js', 'lib/_tls_wrap.js', 'lib/tty.js', 'lib/url.js', 'lib/util.js', 'lib/v8.js', 'lib/vm.js', 'lib/zlib.js', 'lib/internal/buffer.js', 'lib/internal/child_process.js', 'lib/internal/cluster/child.js', 'lib/internal/cluster/master.js', 'lib/internal/cluster/round_robin_handle.js', 'lib/internal/cluster/shared_handle.js', 'lib/internal/cluster/utils.js', 'lib/internal/cluster/worker.js', 'lib/internal/encoding.js', 'lib/internal/errors.js', 'lib/internal/freelist.js', 'lib/internal/fs.js', 'lib/internal/http.js', 'lib/internal/inspector_async_hook.js', 'lib/internal/linkedlist.js', 'lib/internal/loader/Loader.js', 'lib/internal/loader/ModuleMap.js', 'lib/internal/loader/ModuleJob.js', 'lib/internal/loader/ModuleWrap.js', 'lib/internal/loader/resolveRequestUrl.js', 'lib/internal/loader/search.js', 'lib/internal/safe_globals.js', 'lib/internal/net.js', 'lib/internal/module.js', 'lib/internal/os.js', 'lib/internal/process/next_tick.js', 'lib/internal/process/promises.js', 'lib/internal/process/stdio.js', 'lib/internal/process/warning.js', 'lib/internal/process.js', 'lib/internal/querystring.js', 'lib/internal/process/write-coverage.js', 'lib/internal/readline.js', 'lib/internal/repl.js', 'lib/internal/socket_list.js', 'lib/internal/test/unicode.js', 'lib/internal/url.js', 'lib/internal/util.js', 'lib/internal/http2/core.js', 'lib/internal/http2/compat.js', 'lib/internal/http2/util.js', 'lib/internal/v8_prof_polyfill.js', 'lib/internal/v8_prof_processor.js', 'lib/internal/streams/lazy_transform.js', 'lib/internal/streams/BufferList.js', 'lib/internal/streams/legacy.js', 'lib/internal/streams/destroy.js', 'deps/v8/tools/splaytree.js', 'deps/v8/tools/codemap.js', 'deps/v8/tools/consarray.js', 'deps/v8/tools/csvparser.js', 'deps/v8/tools/profile.js', 'deps/v8/tools/profile_view.js', 'deps/v8/tools/logreader.js', 'deps/v8/tools/tickprocessor.js', 'deps/v8/tools/SourceMap.js', 'deps/v8/tools/tickprocessor-driver.js', 'deps/node-inspect/lib/_inspect.js', 'deps/node-inspect/lib/internal/inspect_client.js', 'deps/node-inspect/lib/internal/inspect_repl.js', ], 'conditions': [ [ 'node_shared=="true"', { 'node_target_type%': 'shared_library', }, { 'node_target_type%': 'executable', }], [ 'OS=="win" and ' 'node_use_openssl=="true" and ' 'node_shared_openssl=="false"', { 'use_openssl_def': 1, }, { 'use_openssl_def': 0, }], ], }, 'targets': [ { 'target_name': '<(node_core_target_name)', 'type': '<(node_target_type)', 'dependencies': [ 'node_js2c#host', 'deps/nghttp2/nghttp2.gyp:nghttp2' ], 'includes': [ 'node.gypi' ], 'include_dirs': [ 'src', 'tools/msvs/genfiles', 'deps/uv/src/ares', '<(SHARED_INTERMEDIATE_DIR)', # for node_natives.h 'deps/nghttp2/lib/includes' ], 'sources': [ 'src/async-wrap.cc', 'src/cares_wrap.cc', 'src/connection_wrap.cc', 'src/connect_wrap.cc', 'src/env.cc', 'src/fs_event_wrap.cc', 'src/handle_wrap.cc', 'src/js_stream.cc', 'src/module_wrap.cc', 'src/node.cc', 'src/node_api.cc', 'src/node_api.h', 'src/node_api_types.h', 'src/node_buffer.cc', 'src/node_config.cc', 'src/node_constants.cc', 'src/node_contextify.cc', 'src/node_debug_options.cc', 'src/node_file.cc', 'src/node_http2.cc', 'src/node_http_parser.cc', 'src/node_main.cc', 'src/node_os.cc', 'src/node_platform.cc', 'src/node_perf.cc', 'src/node_serdes.cc', 'src/node_url.cc', 'src/node_util.cc', 'src/node_v8.cc', 'src/node_stat_watcher.cc', 'src/node_watchdog.cc', 'src/node_zlib.cc', 'src/node_i18n.cc', 'src/pipe_wrap.cc', 'src/process_wrap.cc', 'src/signal_wrap.cc', 'src/spawn_sync.cc', 'src/string_bytes.cc', 'src/string_search.cc', 'src/stream_base.cc', 'src/stream_wrap.cc', 'src/tcp_wrap.cc', 'src/timer_wrap.cc', 'src/tracing/agent.cc', 'src/tracing/node_trace_buffer.cc', 'src/tracing/node_trace_writer.cc', 'src/tracing/trace_event.cc', 'src/tty_wrap.cc', 'src/udp_wrap.cc', 'src/util.cc', 'src/uv.cc', # headers to make for a more pleasant IDE experience 'src/aliased_buffer.h', 'src/async-wrap.h', 'src/async-wrap-inl.h', 'src/base-object.h', 'src/base-object-inl.h', 'src/connection_wrap.h', 'src/connect_wrap.h', 'src/env.h', 'src/env-inl.h', 'src/handle_wrap.h', 'src/js_stream.h', 'src/module_wrap.h', 'src/node.h', 'src/node_http2_core.h', 'src/node_http2_core-inl.h', 'src/node_buffer.h', 'src/node_constants.h', 'src/node_debug_options.h', 'src/node_http2.h', 'src/node_http2_state.h', 'src/node_internals.h', 'src/node_javascript.h', 'src/node_mutex.h', 'src/node_platform.h', 'src/node_perf.h', 'src/node_perf_common.h', 'src/node_root_certs.h', 'src/node_version.h', 'src/node_watchdog.h', 'src/node_wrap.h', 'src/node_revert.h', 'src/node_i18n.h', 'src/pipe_wrap.h', 'src/tty_wrap.h', 'src/tcp_wrap.h', 'src/udp_wrap.h', 'src/req-wrap.h', 'src/req-wrap-inl.h', 'src/string_bytes.h', 'src/stream_base.h', 'src/stream_base-inl.h', 'src/stream_wrap.h', 'src/tracing/agent.h', 'src/tracing/node_trace_buffer.h', 'src/tracing/node_trace_writer.h', 'src/tracing/trace_event.h' 'src/util.h', 'src/util-inl.h', 'deps/http_parser/http_parser.h', 'deps/v8/include/v8.h', 'deps/v8/include/v8-debug.h', # javascript files to make for an even more pleasant IDE experience '<@(library_files)', # node.gyp is added to the project by default. 'common.gypi', '<(SHARED_INTERMEDIATE_DIR)/node_javascript.cc', ], 'defines': [ 'NODE_ARCH="<(target_arch)"', 'NODE_PLATFORM="<(OS)"', 'NODE_WANT_INTERNALS=1', # Warn when using deprecated V8 APIs. 'V8_DEPRECATION_WARNINGS=1', # We're using the nghttp2 static lib 'NGHTTP2_STATICLIB' ], }, { 'target_name': 'mkssldef', 'type': 'none', # TODO(bnoordhuis) Make all platforms export the same list of symbols. # Teach mkssldef.py to generate linker maps that UNIX linkers understand. 'conditions': [ [ 'use_openssl_def==1', { 'variables': { 'mkssldef_flags': [ # Categories to export. '-CAES,BF,BIO,DES,DH,DSA,EC,ECDH,ECDSA,ENGINE,EVP,HMAC,MD4,MD5,' 'NEXTPROTONEG,PSK,RC2,RC4,RSA,SHA,SHA0,SHA1,SHA256,SHA512,SOCK,' 'STDIO,TLSEXT,FP_API', # Defines. '-DWIN32', # Symbols to filter from the export list. '-X^DSO', '-X^_', '-X^private_', # Base generated DEF on zlib.def '-Bdeps/zlib/win32/zlib.def' ], }, 'conditions': [ ['openssl_fips!=""', { 'variables': { 'mkssldef_flags': ['-DOPENSSL_FIPS'] }, }], ], 'actions': [ { 'action_name': 'mkssldef', 'inputs': [ 'deps/openssl/openssl/util/libeay.num', 'deps/openssl/openssl/util/ssleay.num', ], 'outputs': ['<(SHARED_INTERMEDIATE_DIR)/openssl.def'], 'action': [ 'python', 'tools/mkssldef.py', '<@(mkssldef_flags)', '-o', '<@(_outputs)', '<@(_inputs)', ], }, ], }], ], }, # generate ETW header and resource files { 'target_name': 'node_etw', 'type': 'none', 'conditions': [ [ 'node_use_etw=="true"', { 'actions': [ { 'action_name': 'node_etw', 'inputs': [ 'src/res/node_etw_provider.man' ], 'outputs': [ 'tools/msvs/genfiles/node_etw_provider.rc', 'tools/msvs/genfiles/node_etw_provider.h', 'tools/msvs/genfiles/node_etw_providerTEMP.BIN', ], 'action': [ 'mc <@(_inputs) -h tools/msvs/genfiles -r tools/msvs/genfiles' ] } ] } ] ] }, # generate perf counter header and resource files { 'target_name': 'node_perfctr', 'type': 'none', 'conditions': [ [ 'node_use_perfctr=="true"', { 'actions': [ { 'action_name': 'node_perfctr_man', 'inputs': [ 'src/res/node_perfctr_provider.man' ], 'outputs': [ 'tools/msvs/genfiles/node_perfctr_provider.h', 'tools/msvs/genfiles/node_perfctr_provider.rc', 'tools/msvs/genfiles/MSG00001.BIN', ], 'action': [ 'ctrpp <@(_inputs) ' '-o tools/msvs/genfiles/node_perfctr_provider.h ' '-rc tools/msvs/genfiles/node_perfctr_provider.rc' ] }, ], } ] ] }, { 'target_name': 'v8_inspector_compress_protocol_json', 'type': 'none', 'toolsets': ['host'], 'conditions': [ [ 'v8_enable_inspector==1', { 'actions': [ { 'action_name': 'v8_inspector_compress_protocol_json', 'process_outputs_as_sources': 1, 'inputs': [ 'deps/v8/src/inspector/js_protocol.json', ], 'outputs': [ '<(SHARED_INTERMEDIATE_DIR)/v8_inspector_protocol_json.h', ], 'action': [ 'python', 'tools/compress_json.py', '<@(_inputs)', '<@(_outputs)', ], }, ], }], ], }, { 'target_name': 'node_js2c', 'type': 'none', 'toolsets': ['host'], 'actions': [ { 'action_name': 'node_js2c', 'process_outputs_as_sources': 1, 'inputs': [ '<@(library_files)', './config.gypi', ], 'outputs': [ '<(SHARED_INTERMEDIATE_DIR)/node_javascript.cc', ], 'conditions': [ [ 'node_use_dtrace=="false" and node_use_etw=="false"', { 'inputs': [ 'src/notrace_macros.py' ] }], ['node_use_lttng=="false"', { 'inputs': [ 'src/nolttng_macros.py' ] }], [ 'node_use_perfctr=="false"', { 'inputs': [ 'src/perfctr_macros.py' ] }] ], 'action': [ 'python', 'tools/js2c.py', '<@(_outputs)', '<@(_inputs)', ], }, ], }, # end node_js2c { 'target_name': 'node_dtrace_header', 'type': 'none', 'conditions': [ [ 'node_use_dtrace=="true" and OS!="linux"', { 'actions': [ { 'action_name': 'node_dtrace_header', 'inputs': [ 'src/node_provider.d' ], 'outputs': [ '<(SHARED_INTERMEDIATE_DIR)/node_provider.h' ], 'action': [ 'dtrace', '-h', '-xnolibs', '-s', '<@(_inputs)', '-o', '<@(_outputs)' ] } ] } ], [ 'node_use_dtrace=="true" and OS=="linux"', { 'actions': [ { 'action_name': 'node_dtrace_header', 'inputs': [ 'src/node_provider.d' ], 'outputs': [ '<(SHARED_INTERMEDIATE_DIR)/node_provider.h' ], 'action': [ 'dtrace', '-h', '-s', '<@(_inputs)', '-o', '<@(_outputs)' ] } ] } ], ] }, { 'target_name': 'node_dtrace_provider', 'type': 'none', 'conditions': [ [ 'node_use_dtrace=="true" and OS!="mac" and OS!="linux"', { 'actions': [ { 'action_name': 'node_dtrace_provider_o', 'inputs': [ '<(OBJ_DIR)/node/src/node_dtrace.o', ], 'outputs': [ '<(OBJ_DIR)/node/src/node_dtrace_provider.o' ], 'action': [ 'dtrace', '-G', '-xnolibs', '-s', 'src/node_provider.d', '<@(_inputs)', '-o', '<@(_outputs)' ] } ] }], [ 'node_use_dtrace=="true" and OS=="linux"', { 'actions': [ { 'action_name': 'node_dtrace_provider_o', 'inputs': [ 'src/node_provider.d' ], 'outputs': [ '<(SHARED_INTERMEDIATE_DIR)/node_dtrace_provider.o' ], 'action': [ 'dtrace', '-C', '-G', '-s', '<@(_inputs)', '-o', '<@(_outputs)' ], } ], }], ] }, { 'target_name': 'node_dtrace_ustack', 'type': 'none', 'conditions': [ [ 'node_use_dtrace=="true" and OS!="mac" and OS!="linux"', { 'actions': [ { 'action_name': 'node_dtrace_ustack_constants', 'inputs': [ '<(V8_BASE)' ], 'outputs': [ '<(SHARED_INTERMEDIATE_DIR)/v8constants.h' ], 'action': [ 'tools/genv8constants.py', '<@(_outputs)', '<@(_inputs)' ] }, { 'action_name': 'node_dtrace_ustack', 'inputs': [ 'src/v8ustack.d', '<(SHARED_INTERMEDIATE_DIR)/v8constants.h' ], 'outputs': [ '<(OBJ_DIR)/node/src/node_dtrace_ustack.o' ], 'conditions': [ [ 'target_arch=="ia32" or target_arch=="arm"', { 'action': [ 'dtrace', '-32', '-I<(SHARED_INTERMEDIATE_DIR)', '-Isrc', '-C', '-G', '-s', 'src/v8ustack.d', '-o', '<@(_outputs)', ] } ], [ 'target_arch=="x64"', { 'action': [ 'dtrace', '-64', '-I<(SHARED_INTERMEDIATE_DIR)', '-Isrc', '-C', '-G', '-s', 'src/v8ustack.d', '-o', '<@(_outputs)', ] } ], ] }, ] } ], ] }, { 'target_name': 'specialize_node_d', 'type': 'none', 'conditions': [ [ 'node_use_dtrace=="true"', { 'actions': [ { 'action_name': 'specialize_node_d', 'inputs': [ 'src/node.d' ], 'outputs': [ '<(PRODUCT_DIR)/node.d', ], 'action': [ 'tools/specialize_node_d.py', '<@(_outputs)', '<@(_inputs)', '<@(OS)', '<@(target_arch)', ], }, ], } ], ] }, { 'target_name': 'cctest', 'type': 'executable', 'dependencies': [ '<(node_core_target_name)', 'deps/gtest/gtest.gyp:gtest', 'node_js2c#host', 'node_dtrace_header', 'node_dtrace_ustack', 'node_dtrace_provider', ], 'variables': { 'OBJ_PATH': '<(OBJ_DIR)/node/src', 'OBJ_GEN_PATH': '<(OBJ_DIR)/node/gen', 'OBJ_TRACING_PATH': '<(OBJ_DIR)/node/src/tracing', 'OBJ_SUFFIX': 'o', 'OBJ_SEPARATOR': '/', 'conditions': [ ['OS=="win"', { 'OBJ_SUFFIX': 'obj', }], ['GENERATOR=="ninja"', { 'OBJ_PATH': '<(OBJ_DIR)/src', 'OBJ_GEN_PATH': '<(OBJ_DIR)/gen', 'OBJ_TRACING_PATH': '<(OBJ_DIR)/src/tracing', 'OBJ_SEPARATOR': '/node.', }, { 'conditions': [ ['OS=="win"', { 'OBJ_PATH': '<(OBJ_DIR)/node', 'OBJ_GEN_PATH': '<(OBJ_DIR)/node', 'OBJ_TRACING_PATH': '<(OBJ_DIR)/node', }], ['OS=="aix"', { 'OBJ_PATH': '<(OBJ_DIR)/node_base/src', 'OBJ_GEN_PATH': '<(OBJ_DIR)/node_base/gen', 'OBJ_TRACING_PATH': '<(OBJ_DIR)/node_base/src/tracing', }], ]} ] ], }, 'includes': [ 'node.gypi' ], 'include_dirs': [ 'src', 'tools/msvs/genfiles', 'deps/v8/include', 'deps/cares/include', 'deps/uv/include', '<(SHARED_INTERMEDIATE_DIR)', # for node_natives.h ], 'defines': [ 'NODE_WANT_INTERNALS=1' ], 'sources': [ 'src/node_platform.cc', 'src/node_platform.h', 'test/cctest/node_test_fixture.cc', 'test/cctest/test_aliased_buffer.cc', 'test/cctest/test_base64.cc', 'test/cctest/test_environment.cc', 'test/cctest/test_util.cc', 'test/cctest/test_url.cc' ], 'sources!': [ 'src/node_main.cc' ], 'conditions': [ ['node_target_type!="static_library"', { 'libraries': [ '<(OBJ_GEN_PATH)<(OBJ_SEPARATOR)node_javascript.<(OBJ_SUFFIX)', '<(OBJ_PATH)<(OBJ_SEPARATOR)node_debug_options.<(OBJ_SUFFIX)', '<(OBJ_PATH)<(OBJ_SEPARATOR)async-wrap.<(OBJ_SUFFIX)', '<(OBJ_PATH)<(OBJ_SEPARATOR)env.<(OBJ_SUFFIX)', '<(OBJ_PATH)<(OBJ_SEPARATOR)node.<(OBJ_SUFFIX)', '<(OBJ_PATH)<(OBJ_SEPARATOR)node_buffer.<(OBJ_SUFFIX)', '<(OBJ_PATH)<(OBJ_SEPARATOR)node_i18n.<(OBJ_SUFFIX)', '<(OBJ_PATH)<(OBJ_SEPARATOR)node_perf.<(OBJ_SUFFIX)', '<(OBJ_PATH)<(OBJ_SEPARATOR)node_url.<(OBJ_SUFFIX)', '<(OBJ_PATH)<(OBJ_SEPARATOR)util.<(OBJ_SUFFIX)', '<(OBJ_PATH)<(OBJ_SEPARATOR)string_bytes.<(OBJ_SUFFIX)', '<(OBJ_PATH)<(OBJ_SEPARATOR)string_search.<(OBJ_SUFFIX)', '<(OBJ_PATH)<(OBJ_SEPARATOR)stream_base.<(OBJ_SUFFIX)', '<(OBJ_PATH)<(OBJ_SEPARATOR)node_constants.<(OBJ_SUFFIX)', '<(OBJ_TRACING_PATH)<(OBJ_SEPARATOR)agent.<(OBJ_SUFFIX)', '<(OBJ_TRACING_PATH)<(OBJ_SEPARATOR)node_trace_buffer.<(OBJ_SUFFIX)', '<(OBJ_TRACING_PATH)<(OBJ_SEPARATOR)node_trace_writer.<(OBJ_SUFFIX)', '<(OBJ_TRACING_PATH)<(OBJ_SEPARATOR)trace_event.<(OBJ_SUFFIX)', ], }], ['v8_enable_inspector==1', { 'sources': [ 'test/cctest/test_inspector_socket.cc', 'test/cctest/test_inspector_socket_server.cc' ], 'conditions': [ [ 'node_shared_zlib=="false"', { 'dependencies': [ 'deps/zlib/zlib.gyp:zlib', ] }], [ 'node_shared_openssl=="false" and node_shared=="false"', { 'dependencies': [ 'deps/openssl/openssl.gyp:openssl' ] }], [ 'node_shared_http_parser=="false"', { 'dependencies': [ 'deps/http_parser/http_parser.gyp:http_parser' ] }], [ 'node_shared_libuv=="false"', { 'dependencies': [ 'deps/uv/uv.gyp:libuv' ] }] ] }], [ 'node_use_v8_platform=="true"', { 'dependencies': [ 'deps/v8/src/v8.gyp:v8_libplatform', ], }], [ 'node_use_dtrace=="true" and OS!="mac" and OS!="linux"', { 'copies': [{ 'destination': '<(OBJ_DIR)/cctest/src', 'files': [ '<(OBJ_PATH)<(OBJ_SEPARATOR)node_dtrace_ustack.<(OBJ_SUFFIX)', '<(OBJ_PATH)<(OBJ_SEPARATOR)node_dtrace_provider.<(OBJ_SUFFIX)', '<(OBJ_PATH)<(OBJ_SEPARATOR)node_dtrace.<(OBJ_SUFFIX)', ]}, ], }], ['OS=="solaris"', { 'ldflags': [ '-I<(SHARED_INTERMEDIATE_DIR)' ] }], ] } ], # end targets 'conditions': [ ['OS=="aix"', { 'targets': [ { 'target_name': 'node', 'conditions': [ ['node_shared=="true"', { 'type': 'shared_library', 'ldflags': ['--shared'], 'product_extension': '<(shlib_suffix)', }, { 'type': 'executable', }], ['target_arch=="ppc64"', { 'ldflags': [ '-Wl,-blibpath:/usr/lib:/lib:/opt/freeware/lib/pthread/ppc64' ], }], ['target_arch=="ppc"', { 'ldflags': [ '-Wl,-blibpath:/usr/lib:/lib:/opt/freeware/lib/pthread' ], }] ], 'dependencies': ['<(node_core_target_name)', 'node_exp'], 'include_dirs': [ 'src', 'deps/v8/include', ], 'sources': [ 'src/node_main.cc', '<@(library_files)', # node.gyp is added to the project by default. 'common.gypi', ], 'ldflags': ['-Wl,-bE:<(PRODUCT_DIR)/node.exp'], }, { 'target_name': 'node_exp', 'type': 'none', 'dependencies': [ '<(node_core_target_name)', ], 'actions': [ { 'action_name': 'expfile', 'inputs': [ '<(OBJ_DIR)' ], 'outputs': [ '<(PRODUCT_DIR)/node.exp' ], 'action': [ 'sh', 'tools/create_expfile.sh', '<@(_inputs)', '<@(_outputs)' ], } ] } ], # end targets }], # end aix section ], # end conditions block }