diff options
Diffstat (limited to 'erts/preloaded/src')
| -rw-r--r-- | erts/preloaded/src/Makefile | 3 | ||||
| -rw-r--r-- | erts/preloaded/src/erl_prim_loader.erl | 35 | ||||
| -rw-r--r-- | erts/preloaded/src/erlang.erl | 2484 | ||||
| -rw-r--r-- | erts/preloaded/src/erts_internal.erl | 155 | ||||
| -rw-r--r-- | erts/preloaded/src/prim_file.erl | 46 | ||||
| -rw-r--r-- | erts/preloaded/src/prim_inet.erl | 16 |
6 files changed, 2568 insertions, 171 deletions
diff --git a/erts/preloaded/src/Makefile b/erts/preloaded/src/Makefile index 5bcc2eb6e4..a224b6a5d4 100644 --- a/erts/preloaded/src/Makefile +++ b/erts/preloaded/src/Makefile @@ -40,7 +40,8 @@ PRE_LOADED_MODULES = \ zlib \ prim_zip \ otp_ring0 \ - erlang + erlang \ + erts_internal RELSYSDIR = $(RELEASE_PATH)/lib/erts-$(VSN) # not $(RELEASE_PATH)/erts-$(VSN)/preloaded diff --git a/erts/preloaded/src/erl_prim_loader.erl b/erts/preloaded/src/erl_prim_loader.erl index 5ee3d03fef..d36fdeba3f 100644 --- a/erts/preloaded/src/erl_prim_loader.erl +++ b/erts/preloaded/src/erl_prim_loader.erl @@ -1385,14 +1385,7 @@ pathtype(Name) when is_list(Name) -> {unix, _} -> unix_pathtype(Name); {win32, _} -> - win32_pathtype(Name); - {vxworks, _} -> - case vxworks_first(Name) of - {device, _Rest, _Dev} -> - absolute; - _ -> - relative - end + win32_pathtype(Name) end. unix_pathtype(Name) -> @@ -1429,32 +1422,6 @@ win32_pathtype(Name) -> relative end. -vxworks_first(Name) -> - case Name of - [] -> - {not_device, [], []}; - [$/ | T] -> - vxworks_first2(device, T, [$/]); - [H | T] when is_list(H) -> - vxworks_first(H ++ T); - [H | T] -> - vxworks_first2(not_device, T, [H]) - end. - -vxworks_first2(Devicep, Name, FirstComp) -> - case Name of - [] -> - {Devicep, [], FirstComp}; - [$/ |T ] -> - {Devicep, [$/ | T], FirstComp}; - [$: | T]-> - {device, T, [$: | FirstComp]}; - [H | T] when is_list(H) -> - vxworks_first2(Devicep, H ++ T, FirstComp); - [H | T] -> - vxworks_first2(Devicep, T, [H | FirstComp]) - end. - normalize(Name, Acc) -> case Name of [List | Rest] when is_list(List) -> diff --git a/erts/preloaded/src/erlang.erl b/erts/preloaded/src/erlang.erl index 1cbce5b80b..061db72dd8 100644 --- a/erts/preloaded/src/erlang.erl +++ b/erts/preloaded/src/erlang.erl @@ -48,9 +48,7 @@ -deprecated([hash/2]). -% Get rid of autoimports of spawn to avoid clashes with ourselves. --compile({no_auto_import,[spawn/1]}). --compile({no_auto_import,[spawn/4]}). +%% Get rid of autoimports of spawn to avoid clashes with ourselves. -compile({no_auto_import,[spawn_link/1]}). -compile({no_auto_import,[spawn_link/4]}). -compile({no_auto_import,[spawn_opt/2]}). @@ -59,10 +57,2043 @@ -export_type([timestamp/0]). +-type ext_binary() :: binary(). -type timestamp() :: {MegaSecs :: non_neg_integer(), Secs :: non_neg_integer(), MicroSecs :: non_neg_integer()}. +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% Native code BIF stubs and their types +%% (BIF's actually implemented in this module goes last in the file) +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% Exports for all native code stubs +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +-export([adler32/1, adler32/2, adler32_combine/3, append_element/2]). +-export([atom_to_binary/2, atom_to_list/1, binary_part/2, binary_part/3]). +-export([binary_to_atom/2, binary_to_existing_atom/2, binary_to_list/1]). +-export([binary_to_list/3, binary_to_term/1, binary_to_term/2]). +-export([bit_size/1, bitsize/1, bitstr_to_list/1, bitstring_to_list/1]). +-export([bump_reductions/1, byte_size/1, call_on_load_function/1]). +-export([cancel_timer/1, check_old_code/1, check_process_code/2, crc32/1]). +-export([crc32/2, crc32_combine/3, date/0, decode_packet/3]). +-export([delete_element/2]). +-export([delete_module/1, demonitor/1, demonitor/2, display/1]). +-export([display_nl/0, display_string/1, dist_exit/3, erase/0, erase/1]). +-export([error/1, error/2, exit/1, exit/2, external_size/1]). +-export([external_size/2, finish_after_on_load/2, finish_loading/1, float/1]). +-export([float_to_list/1, fun_info/2, fun_to_list/1, function_exported/3]). +-export([garbage_collect/0, garbage_collect/1]). +-export([garbage_collect_message_area/0, get/0, get/1, get_keys/1]). +-export([get_module_info/1, get_stacktrace/0, group_leader/0]). +-export([group_leader/2, halt/0, halt/1, halt/2, hash/2, hibernate/3]). +-export([insert_element/3]). +-export([integer_to_list/1, iolist_size/1, iolist_to_binary/1]). +-export([is_alive/0, is_builtin/3, is_process_alive/1, length/1, link/1]). +-export([list_to_atom/1, list_to_binary/1, list_to_bitstr/1]). +-export([list_to_bitstring/1, list_to_existing_atom/1, list_to_float/1]). +-export([list_to_integer/1, list_to_pid/1, list_to_tuple/1, loaded/0]). +-export([localtime/0, make_ref/0, match_spec_test/3, md5/1, md5_final/1]). +-export([md5_init/0, md5_update/2, module_loaded/1, monitor/2]). +-export([monitor_node/2, monitor_node/3, nif_error/1, nif_error/2 +]). +-export([node/0, node/1, now/0, phash/2, phash2/1, phash2/2]). +-export([pid_to_list/1, port_close/1, port_command/2, port_command/3]). +-export([port_connect/2, port_control/3, port_get_data/1]). +-export([port_set_data/2, port_to_list/1, ports/0]). +-export([posixtime_to_universaltime/1, pre_loaded/0, prepare_loading/2]). +-export([process_display/2]). +-export([process_flag/3, process_info/1, processes/0, purge_module/1]). +-export([put/2, raise/3, read_timer/1, ref_to_list/1, register/2]). +-export([registered/0, resume_process/1, round/1, self/0, send_after/3]). +-export([seq_trace/2, seq_trace_print/1, seq_trace_print/2, setnode/2]). +-export([setnode/3, size/1, spawn/3, spawn_link/3, split_binary/2]). +-export([start_timer/3, suspend_process/2, system_monitor/0]). +-export([system_monitor/1, system_monitor/2, system_profile/0]). +-export([system_profile/2, throw/1, time/0, trace/3, trace_delivered/1]). +-export([trace_info/2, trunc/1, tuple_size/1, universaltime/0]). +-export([universaltime_to_posixtime/1, unlink/1, unregister/1, whereis/1]). + +-export([abs/1, append/2, element/2, get_module_info/2, hd/1, + is_atom/1, is_binary/1, is_bitstring/1, is_boolean/1, + is_float/1, is_function/1, is_function/2, is_integer/1, + is_list/1, is_number/1, is_pid/1, is_port/1, is_record/2, + is_record/3, is_reference/1, is_tuple/1, load_module/2, + load_nif/2, localtime_to_universaltime/2, make_fun/3, + make_tuple/2, make_tuple/3, nodes/1, open_port/2, + port_call/2, port_call/3, port_info/1, port_info/2, process_flag/2, + process_info/2, send/2, send/3, seq_trace_info/1, + setelement/3, spawn_opt/1, + statistics/1, subtract/2, system_flag/2, + term_to_binary/1, term_to_binary/2, tl/1, trace_pattern/2, + trace_pattern/3, tuple_to_list/1, system_info/1, + universaltime_to_localtime/1]). +-export([dt_get_tag/0, dt_get_tag_data/0, dt_prepend_vm_tag_data/1, dt_append_vm_tag_data/1, + dt_put_tag/1, dt_restore_tag/1, dt_spread_tag/1]). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%%% Simple native code BIFs +%%% These are here for the types/specs, the real implementation is in the C code. +%%% The first chunk is originally auto-generated from +%%% $ERL_TOP/lib/hipe/cerl/erl_bif_types.erl as released in R15B. +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + + +%% types + +-type fun_info_item() :: + arity | + env | + index | + name | + module | + new_index | + new_uniq | + pid | + type | + uniq. + +-type seq_trace_info() :: + 'send' | + 'receive' | + 'print' | + 'timestamp' | + 'label' | + 'serial'. + +-type seq_trace_info_returns() :: + { seq_trace_info(), non_neg_integer() | + boolean() | + { non_neg_integer(), non_neg_integer() } } | + []. + +-type system_profile_option() :: + 'exclusive' | + 'runnable_ports' | + 'runnable_procs' | + 'scheduler'. + +-type system_monitor_option() :: + 'busy_port' | + 'busy_dist_port' | + {'long_gc', non_neg_integer()} | + {'large_heap', non_neg_integer()}. + + +-type raise_stacktrace() :: + [{module(), atom(), arity() | [term()]} | + {function(), [term()]}] | + [{module(), atom(), arity() | [term()], [{atom(),term()}]} | + {function(), [term()], [{atom(),term()}]}]. + +-type bitstring_list() :: + maybe_improper_list(byte() | bitstring() | bitstring_list(), bitstring() | []). + +-type trace_flag() :: + all | + send | + 'receive' | + procs | + call | + silent | + return_to | + running | + exiting | + garbage_collection | + timestamp | + cpu_timestamp | + arity | + set_on_spawn | + set_on_first_spawn | + set_on_link | + set_on_first_link | + {tracer, pid() | port()}. + +-type trace_info_item_result() :: + {traced, global | local | false | undefined} | + {match_spec, trace_match_spec() | false | undefined} | + {meta, pid() | port() | false | undefined | []} | + {meta_match_spec, trace_match_spec() | false | undefined} | + {call_count, non_neg_integer() | boolean() | undefined} | + {call_time, [{pid(), non_neg_integer(), + non_neg_integer(), non_neg_integer()}] | boolean() | undefined}. + +-type trace_info_flag() :: + send | + 'receive' | + set_on_spawn | + call | + return_to | + procs | + set_on_first_spawn | + set_on_link | + running | + garbage_collection | + timestamp | + arity. + +-type trace_info_return() :: + undefined | + {flags, [trace_info_flag()]} | + {tracer, pid() | port() | []} | + trace_info_item_result() | + {all, [ trace_info_item_result() ] | false | undefined}. + +%% Specs and stubs +%% adler32/1 +-spec erlang:adler32(Data) -> non_neg_integer() when + Data :: iodata(). +adler32(_Data) -> + erlang:nif_error(undefined). + +%% adler32/2 +-spec erlang:adler32(OldAdler, Data) -> non_neg_integer() when + OldAdler :: non_neg_integer(), + Data :: iodata(). +adler32(_OldAdler, _Data) -> + erlang:nif_error(undefined). + +%% adler32_combine/3 +-spec erlang:adler32_combine(FirstAdler, SecondAdler, SecondSize) -> non_neg_integer() when + FirstAdler :: non_neg_integer(), + SecondAdler :: non_neg_integer(), + SecondSize :: non_neg_integer(). +adler32_combine(_FirstAdler, _SecondAdler, _SecondSize) -> + erlang:nif_error(undefined). + +%% append_element/2 +-spec erlang:append_element(Tuple1, Term) -> Tuple2 when + Tuple1 :: tuple(), + Tuple2 :: tuple(), + Term :: term(). +append_element(_Tuple1, _Term) -> + erlang:nif_error(undefined). + +%% atom_to_binary/2 +-spec atom_to_binary(Atom, Encoding) -> binary() when + Atom :: atom(), + Encoding :: latin1 | unicode | utf8. +atom_to_binary(_Atom, _Encoding) -> + erlang:nif_error(undefined). + +%% atom_to_list/1 +-spec atom_to_list(Atom) -> string() when + Atom :: atom(). +atom_to_list(_Atom) -> + erlang:nif_error(undefined). + +%% binary_part/2 +%% Shadowed by erl_bif_types: erlang:binary_part/2 +-spec binary_part(Subject, PosLen) -> binary() when + Subject :: binary(), + PosLen :: {Start :: non_neg_integer(), Length :: integer()}. +binary_part(_Subject, _PosLen) -> + erlang:nif_error(undefined). + +%% binary_part/3 +%% Shadowed by erl_bif_types: erlang:binary_part/3 +-spec binary_part(Subject, Start, Length) -> binary() when + Subject :: binary(), + Start :: non_neg_integer(), + Length :: integer(). +binary_part(_Subject, _Start, _Length) -> + erlang:nif_error(undefined). + +%% binary_to_atom/2 +-spec binary_to_atom(Binary, Encoding) -> atom() when + Binary :: binary(), + Encoding :: latin1 | unicode | utf8. +binary_to_atom(_Binary, _Encoding) -> + erlang:nif_error(undefined). + +%% binary_to_existing_atom/2 +-spec binary_to_existing_atom(Binary, Encoding) -> atom() when + Binary :: binary(), + Encoding :: latin1 | unicode | utf8. +binary_to_existing_atom(_Binary, _Encoding) -> + erlang:nif_error(undefined). + +%% binary_to_list/1 +-spec binary_to_list(Binary) -> [byte()] when + Binary :: binary(). +binary_to_list(_Binary) -> + erlang:nif_error(undefined). + +%% binary_to_list/3 +-spec binary_to_list(Binary, Start, Stop) -> [byte()] when + Binary :: binary(), + Start :: pos_integer(), + Stop :: pos_integer(). +binary_to_list(_Binary, _Start, _Stop) -> + erlang:nif_error(undefined). + +%% binary_to_term/1 +-spec binary_to_term(Binary) -> term() when + Binary :: ext_binary(). +binary_to_term(_Binary) -> + erlang:nif_error(undefined). + +%% binary_to_term/2 +-spec binary_to_term(Binary, Opts) -> term() when + Binary :: ext_binary(), + Opts :: [safe]. +binary_to_term(_Binary, _Opts) -> + erlang:nif_error(undefined). + +%% bit_size/1 +%% Shadowed by erl_bif_types: erlang:bit_size/1 +-spec bit_size(Bitstring) -> non_neg_integer() when + Bitstring :: bitstring(). +bit_size(_Bitstring) -> + erlang:nif_error(undefined). + +%% bitsize/1 +-spec bitsize(P1) -> non_neg_integer() when + P1 :: bitstring(). +bitsize(_P1) -> + erlang:nif_error(undefined). + +%% bitstr_to_list/1 +-spec erlang:bitstr_to_list(P1) -> [byte() | bitstring()] when + P1 :: bitstring(). +bitstr_to_list(_P1) -> + erlang:nif_error(undefined). + +%% bitstring_to_list/1 +-spec bitstring_to_list(Bitstring) -> [byte() | bitstring()] when + Bitstring :: bitstring(). +bitstring_to_list(_Bitstring) -> + erlang:nif_error(undefined). + +%% bump_reductions/1 +-spec erlang:bump_reductions(Reductions) -> true when + Reductions :: pos_integer(). +bump_reductions(_Reductions) -> + erlang:nif_error(undefined). + +%% byte_size/1 +%% Shadowed by erl_bif_types: erlang:byte_size/1 +-spec byte_size(Bitstring) -> non_neg_integer() when + Bitstring :: bitstring(). +byte_size(_Bitstring) -> + erlang:nif_error(undefined). + +%% call_on_load_function/1 +-spec erlang:call_on_load_function(P1) -> term() when + P1 :: atom(). +call_on_load_function(_P1) -> + erlang:nif_error(undefined). + +%% cancel_timer/1 +-spec erlang:cancel_timer(TimerRef) -> Time | false when + TimerRef :: reference(), + Time :: non_neg_integer(). +cancel_timer(_TimerRef) -> + erlang:nif_error(undefined). + +%% check_old_code/1 +-spec check_old_code(Module) -> boolean() when + Module :: module(). +check_old_code(_Module) -> + erlang:nif_error(undefined). + +%% check_process_code/2 +-spec check_process_code(Pid, Module) -> boolean() when + Pid :: pid(), + Module :: module(). +check_process_code(_Pid, _Module) -> + erlang:nif_error(undefined). + +%% crc32/1 +-spec erlang:crc32(Data) -> non_neg_integer() when + Data :: iodata(). +crc32(_Data) -> + erlang:nif_error(undefined). + +%% crc32/2 +-spec erlang:crc32(OldCrc, Data) -> non_neg_integer() when + OldCrc :: non_neg_integer(), + Data :: iodata(). +crc32(_OldCrc, _Data) -> + erlang:nif_error(undefined). + +%% crc32_combine/3 +-spec erlang:crc32_combine(FirstCrc, SecondCrc, SecondSize) -> non_neg_integer() when + FirstCrc :: non_neg_integer(), + SecondCrc :: non_neg_integer(), + SecondSize :: non_neg_integer(). +crc32_combine(_FirstCrc, _SecondCrc, _SecondSize) -> + erlang:nif_error(undefined). + +%% date/0 +-spec date() -> Date when + Date :: calendar:date(). +date() -> + erlang:nif_error(undefined). + +%% decode_packet/3 +-spec erlang:decode_packet(Type, Bin, Options) -> + {ok, Packet, Rest} | + {more, Length} | + {error, Reason} when + Type :: 'raw' | 0 | 1 | 2 | 4 | 'asn1' | 'cdr' | 'sunrm' | 'fcgi' + | 'tpkt' | 'line' | 'http' | 'http_bin' | 'httph' | 'httph_bin', + Bin :: binary(), + Options :: [Opt], + Opt :: {packet_size, non_neg_integer()} + | {line_length, non_neg_integer()}, + Packet :: binary() | HttpPacket, + Rest :: binary(), + Length :: non_neg_integer() | undefined, + Reason :: term(), + HttpPacket :: HttpRequest + | HttpResponse + | HttpHeader + | 'http_eoh' + | HttpError, + HttpRequest :: {'http_request', HttpMethod, HttpUri, HttpVersion}, + HttpResponse :: {'http_response', HttpVersion, integer(), HttpString}, + HttpHeader :: {'http_header', + integer(), + HttpField, + Reserved :: term(), + Value :: HttpString}, + HttpError :: {'http_error', HttpString}, + HttpMethod :: 'OPTIONS' | 'GET' | 'HEAD' | 'POST' | 'PUT' | 'DELETE' + | 'TRACE' | HttpString, + HttpUri :: '*' + | { 'absoluteURI', + 'http' | 'https', + Host :: HttpString, + Port :: inet:port_number() | 'undefined', + Path :: HttpString} + | {'scheme', Scheme :: HttpString, HttpString} + | {'abs_path', HttpString} + | HttpString, + HttpVersion :: {Major :: non_neg_integer(), Minor :: non_neg_integer()}, + HttpField :: 'Cache-Control' + | 'Connection' + | 'Date' + | 'Pragma' + | 'Transfer-Encoding' + | 'Upgrade' + | 'Via' + | 'Accept' + | 'Accept-Charset' + | 'Accept-Encoding' + | 'Accept-Language' + | 'Authorization' + | 'From' + | 'Host' + | 'If-Modified-Since' + | 'If-Match' + | 'If-None-Match' + | 'If-Range' + | 'If-Unmodified-Since' + | 'Max-Forwards' + | 'Proxy-Authorization' + | 'Range' + | 'Referer' + | 'User-Agent' + | 'Age' + | 'Location' + | 'Proxy-Authenticate' + | 'Public' + | 'Retry-After' + | 'Server' + | 'Vary' + | 'Warning' + |'Www-Authenticate' + | 'Allow' + | 'Content-Base' + | 'Content-Encoding' + | 'Content-Language' + | 'Content-Length' + | 'Content-Location' + | 'Content-Md5' + | 'Content-Range' + | 'Content-Type' + | 'Etag' + | 'Expires' + | 'Last-Modified' + | 'Accept-Ranges' + | 'Set-Cookie' + | 'Set-Cookie2' + | 'X-Forwarded-For' + | 'Cookie' + | 'Keep-Alive' + | 'Proxy-Connection' + | HttpString, + HttpString :: string() | binary(). +decode_packet(_Type, _Bin, _Options) -> + erlang:nif_error(undefined). + +%% delete_element/2 +-spec erlang:delete_element(Index, Tuple1) -> Tuple2 when + Index :: pos_integer(), + Tuple1 :: tuple(), + Tuple2 :: tuple(). +delete_element(_Index, _Tuple1) -> + erlang:nif_error(undefined). + +%% delete_module/1 +-spec delete_module(Module) -> true | undefined when + Module :: module(). +delete_module(_Module) -> + erlang:nif_error(undefined). + +%% demonitor/1 +-spec demonitor(MonitorRef) -> true when + MonitorRef :: reference(). +demonitor(_MonitorRef) -> + erlang:nif_error(undefined). + +%% demonitor/2 +-spec demonitor(MonitorRef, OptionList) -> boolean() when + MonitorRef :: reference(), + OptionList :: [Option], + Option :: flush | info. +demonitor(_MonitorRef, _OptionList) -> + erlang:nif_error(undefined). + +%% display/1 +-spec erlang:display(Term) -> true when + Term :: term(). +display(_Term) -> + erlang:nif_error(undefined). + +%% display_nl/0 +-spec erlang:display_nl() -> true. +display_nl() -> + erlang:nif_error(undefined). + +%% display_string/1 +-spec erlang:display_string(P1) -> true when + P1 :: string(). +display_string(_P1) -> + erlang:nif_error(undefined). + +%% dist_exit/3 +-spec erlang:dist_exit(P1, P2, P3) -> true when + P1 :: pid(), + P2 :: kill | noconnection | normal, + P3 :: pid() | port(). +dist_exit(_P1, _P2, _P3) -> + erlang:nif_error(undefined). + +%% dt_append_vm_tag_data/1 +-spec erlang:dt_append_vm_tag_data(IoData) -> IoDataRet when + IoData :: iodata(), + IoDataRet :: iodata(). +dt_append_vm_tag_data(_IoData) -> + erlang:nif_error(undefined). + +%% dt_get_tag/0 +-spec erlang:dt_get_tag() -> binary() | undefined. +dt_get_tag() -> + erlang:nif_error(undefined). + +%% dt_get_tag_data/0 +-spec erlang:dt_get_tag_data() -> binary() | undefined. +dt_get_tag_data() -> + erlang:nif_error(undefined). + +%% dt_prepend_vm_tag_data/1 +-spec erlang:dt_prepend_vm_tag_data(IoData) -> IoDataRet when + IoData :: iodata(), + IoDataRet :: iodata(). +dt_prepend_vm_tag_data(_IoData) -> + erlang:nif_error(undefined). + +%% dt_put_tag/1 +-spec erlang:dt_put_tag(IoData) -> binary() | undefined when + IoData :: iodata(). +dt_put_tag(_IoData) -> + erlang:nif_error(undefined). + +%% dt_restore_tag/1 +-spec erlang:dt_restore_tag(TagData) -> true when + TagData :: term(). +dt_restore_tag(_TagData) -> + erlang:nif_error(undefined). + +%% dt_spread_tag/1 +-spec erlang:dt_spread_tag(boolean()) -> TagData when + TagData :: term(). +dt_spread_tag(_Bool) -> + erlang:nif_error(undefined). + +%% erase/0 +-spec erase() -> [{Key, Val}] when + Key :: term(), + Val :: term(). +erase() -> + erlang:nif_error(undefined). + +%% erase/1 +-spec erase(Key) -> Val | undefined when + Key :: term(), + Val :: term(). +erase(_Key) -> + erlang:nif_error(undefined). + +%% error/1 +%% Shadowed by erl_bif_types: erlang:error/1 +-spec error(Reason) -> no_return() when + Reason :: term(). +error(_Reason) -> + erlang:nif_error(undefined). + +%% error/2 +%% Shadowed by erl_bif_types: erlang:error/2 +-spec error(Reason, Args) -> no_return() when + Reason :: term(), + Args :: [term()]. +error(_Reason, _Args) -> + erlang:nif_error(undefined). + +%% exit/1 +%% Shadowed by erl_bif_types: erlang:exit/1 +-spec exit(Reason) -> no_return() when + Reason :: term(). +exit(_Reason) -> + erlang:nif_error(undefined). + +%% exit/2 +-spec exit(Pid, Reason) -> true when + Pid :: pid() | port(), + Reason :: term(). +exit(_Pid, _Reason) -> + erlang:nif_error(undefined). + +%% external_size/1 +-spec erlang:external_size(Term) -> non_neg_integer() when + Term :: term(). +external_size(_Term) -> + erlang:nif_error(undefined). + +%% external_size/2 +-spec erlang:external_size(Term, Options) -> non_neg_integer() when + Term :: term(), + Options :: [{minor_version, Version :: non_neg_integer()}]. +external_size(_Term, _Options) -> + erlang:nif_error(undefined). + +%% finish_loading/2 +-spec erlang:finish_loading(PreparedCodeBinaries) -> ok | Error when + PreparedCodeBinaries :: [PreparedCodeBinary], + PreparedCodeBinary :: binary(), + ModuleList :: [module()], + Error :: {not_purged,ModuleList} | {on_load,ModuleList}. +finish_loading(_List) -> + erlang:nif_error(undefined). + +%% finish_after_on_load/2 +-spec erlang:finish_after_on_load(P1, P2) -> true when + P1 :: atom(), + P2 :: boolean(). +finish_after_on_load(_P1, _P2) -> + erlang:nif_error(undefined). + +%% float/1 +%% Shadowed by erl_bif_types: erlang:float/1 +-spec float(Number) -> float() when + Number :: number(). +float(_Number) -> + erlang:nif_error(undefined). + +%% float_to_list/1 +-spec float_to_list(Float) -> string() when + Float :: float(). +float_to_list(_Float) -> + erlang:nif_error(undefined). + +%% fun_info/2 +-spec erlang:fun_info(Fun, Item) -> {Item, Info} when + Fun :: function(), + Item :: fun_info_item(), + Info :: term(). +fun_info(_Fun, _Item) -> + erlang:nif_error(undefined). + +%% fun_to_list/1 +-spec erlang:fun_to_list(Fun) -> string() when + Fun :: function(). +fun_to_list(_Fun) -> + erlang:nif_error(undefined). + +%% function_exported/3 +-spec erlang:function_exported(Module, Function, Arity) -> boolean() when + Module :: module(), + Function :: atom(), + Arity :: arity(). +function_exported(_Module, _Function, _Arity) -> + erlang:nif_error(undefined). + +%% garbage_collect/0 +-spec garbage_collect() -> true. +garbage_collect() -> + erlang:nif_error(undefined). + +%% garbage_collect/1 +-spec garbage_collect(Pid) -> boolean() when + Pid :: pid(). +garbage_collect(_Pid) -> + erlang:nif_error(undefined). + +%% garbage_collect_message_area/0 +-spec erlang:garbage_collect_message_area() -> boolean(). +garbage_collect_message_area() -> + erlang:nif_error(undefined). + +%% get/0 +-spec get() -> [{Key, Val}] when + Key :: term(), + Val :: term(). +get() -> + erlang:nif_error(undefined). + +%% get/1 +-spec get(Key) -> Val | undefined when + Key :: term(), + Val :: term(). +get(_Key) -> + erlang:nif_error(undefined). + +%% get_keys/1 +-spec get_keys(Val) -> [Key] when + Val :: term(), + Key :: term(). +get_keys(_Val) -> + erlang:nif_error(undefined). + +%% get_module_info/1 +-spec erlang:get_module_info(P1) -> [{atom(), [{atom(), term()}]}] when + P1 :: atom(). +get_module_info(_P1) -> + erlang:nif_error(undefined). + +%% get_stacktrace/0 +-spec erlang:get_stacktrace() -> [stack_item()]. +get_stacktrace() -> + erlang:nif_error(undefined). + +%% group_leader/0 +-spec group_leader() -> pid(). +group_leader() -> + erlang:nif_error(undefined). + +%% group_leader/2 +-spec group_leader(GroupLeader, Pid) -> true when + GroupLeader :: pid(), + Pid :: pid(). +group_leader(_GroupLeader, _Pid) -> + erlang:nif_error(undefined). + +%% halt/0 +%% Shadowed by erl_bif_types: erlang:halt/0 +-spec halt() -> no_return(). +halt() -> + erlang:nif_error(undefined). + +%% halt/1 +%% Shadowed by erl_bif_types: erlang:halt/1 +-spec halt(Status) -> no_return() when + Status :: non_neg_integer() | 'abort' | string(). +halt(_Status) -> + erlang:nif_error(undefined). + +%% halt/2 +%% Shadowed by erl_bif_types: erlang:halt/2 +-spec halt(Status, Options) -> no_return() when + Status :: non_neg_integer() | 'abort' | string(), + Options :: [Option], + Option :: {flush, boolean()}. +halt(_Status, _Options) -> + erlang:nif_error(undefined). + +%% hash/2 +-spec erlang:hash(Term, Range) -> pos_integer() when + Term :: term(), + Range :: pos_integer(). +hash(_Term, _Range) -> + erlang:nif_error(undefined). + +%% hibernate/3 +-spec erlang:hibernate(Module, Function, Args) -> no_return() when + Module :: module(), + Function :: atom(), + Args :: [term()]. +hibernate(_Module, _Function, _Args) -> + erlang:nif_error(undefined). + +%% insert_element/3 +-spec erlang:insert_element(Index, Tuple1, Term) -> Tuple2 when + Index :: pos_integer(), + Tuple1 :: tuple(), + Tuple2 :: tuple(), + Term :: term(). +insert_element(_Index, _Tuple1, _Term) -> + erlang:nif_error(undefined). + +%% integer_to_list/1 +-spec integer_to_list(Integer) -> string() when + Integer :: integer(). +integer_to_list(_Integer) -> + erlang:nif_error(undefined). + +%% iolist_size/1 +-spec iolist_size(Item) -> non_neg_integer() when + Item :: iolist() | binary(). +iolist_size(_Item) -> + erlang:nif_error(undefined). + +%% iolist_to_binary/1 +-spec iolist_to_binary(IoListOrBinary) -> binary() when + IoListOrBinary :: iolist() | binary(). +iolist_to_binary(_IoListOrBinary) -> + erlang:nif_error(undefined). + +%% is_alive/0 +-spec is_alive() -> boolean(). +is_alive() -> + erlang:nif_error(undefined). + +%% is_builtin/3 +-spec erlang:is_builtin(Module, Function, Arity) -> boolean() when + Module :: module(), + Function :: atom(), + Arity :: arity(). +is_builtin(_Module, _Function, _Arity) -> + erlang:nif_error(undefined). + +%% is_process_alive/1 +-spec is_process_alive(Pid) -> boolean() when + Pid :: pid(). +is_process_alive(_Pid) -> + erlang:nif_error(undefined). + +%% length/1 +%% Shadowed by erl_bif_types: erlang:length/1 +-spec length(List) -> non_neg_integer() when + List :: [term()]. +length(_List) -> + erlang:nif_error(undefined). + +%% link/1 +-spec link(PidOrPort) -> true when + PidOrPort :: pid() | port(). +link(_PidOrPort) -> + erlang:nif_error(undefined). + +%% list_to_atom/1 +-spec list_to_atom(String) -> atom() when + String :: string(). +list_to_atom(_String) -> + erlang:nif_error(undefined). + +%% list_to_binary/1 +-spec list_to_binary(IoList) -> binary() when + IoList :: iolist(). +list_to_binary(_IoList) -> + erlang:nif_error(undefined). + +%% list_to_bitstr/1 +-spec erlang:list_to_bitstr(P1) -> bitstring() when + P1 :: bitstring_list(). +list_to_bitstr(_P1) -> + erlang:nif_error(undefined). + +%% list_to_bitstring/1 +-spec list_to_bitstring(BitstringList) -> bitstring() when + BitstringList :: bitstring_list(). +list_to_bitstring(_BitstringList) -> + erlang:nif_error(undefined). + +%% list_to_existing_atom/1 +-spec list_to_existing_atom(String) -> atom() when + String :: string(). +list_to_existing_atom(_String) -> + erlang:nif_error(undefined). + +%% list_to_float/1 +-spec list_to_float(String) -> float() when + String :: string(). +list_to_float(_String) -> + erlang:nif_error(undefined). + +%% list_to_integer/1 +-spec list_to_integer(String) -> integer() when + String :: string(). +list_to_integer(_String) -> + erlang:nif_error(undefined). + +%% list_to_pid/1 +-spec list_to_pid(String) -> pid() when + String :: string(). +list_to_pid(_String) -> + erlang:nif_error(undefined). + +%% list_to_tuple/1 +-spec list_to_tuple(List) -> tuple() when + List :: [term()]. +list_to_tuple(_List) -> + erlang:nif_error(undefined). + +%% loaded/0 +-spec erlang:loaded() -> [Module] when + Module :: module(). +loaded() -> + erlang:nif_error(undefined). + +%% localtime/0 +-spec erlang:localtime() -> DateTime when + DateTime :: calendar:datetime(). +localtime() -> + erlang:nif_error(undefined). + +%% make_ref/0 +-spec make_ref() -> reference(). +make_ref() -> + erlang:nif_error(undefined). + +%% match_spec_test/3 +-spec erlang:match_spec_test(P1, P2, P3) -> TestResult when + P1 :: [term()] | tuple(), + P2 :: term(), + P3 :: table | trace, + TestResult :: {ok, term(), [return_trace], [ {error | warning, string()} ]} | {error, [ {error | warning, string()} ]}. +match_spec_test(_P1, _P2, _P3) -> + erlang:nif_error(undefined). + +%% md5/1 +-spec erlang:md5(Data) -> Digest when + Data :: iodata(), + Digest :: binary(). +md5(_Data) -> + erlang:nif_error(undefined). + +%% md5_final/1 +-spec erlang:md5_final(Context) -> Digest when + Context :: binary(), + Digest :: binary(). +md5_final(_Context) -> + erlang:nif_error(undefined). + +%% md5_init/0 +-spec erlang:md5_init() -> Context when + Context :: binary(). +md5_init() -> + erlang:nif_error(undefined). + +%% md5_update/2 +-spec erlang:md5_update(Context, Data) -> NewContext when + Context :: binary(), + Data :: iodata(), + NewContext :: binary(). +md5_update(_Context, _Data) -> + erlang:nif_error(undefined). + +%% module_loaded/1 +-spec module_loaded(Module) -> boolean() when + Module :: module(). +module_loaded(_Module) -> + erlang:nif_error(undefined). + +%% monitor/2 +-spec monitor(Type, Item) -> MonitorRef when + Type :: process, + Item :: pid() | Module | {Module, Node}, + Module :: module(), + Node :: node(), + MonitorRef :: reference(). +monitor(_Type, _Item) -> + erlang:nif_error(undefined). + +%% monitor_node/2 +-spec monitor_node(Node, Flag) -> true when + Node :: node(), + Flag :: boolean(). +monitor_node(_Node, _Flag) -> + erlang:nif_error(undefined). + +%% monitor_node/3 +-spec erlang:monitor_node(Node, Flag, Options) -> true when + Node :: node(), + Flag :: boolean(), + Options :: [Option], + Option :: allow_passive_connect. +monitor_node(_Node, _Flag, _Options) -> + erlang:nif_error(undefined). + +%% nif_error/1 +%% Shadowed by erl_bif_types: erlang:nif_error/1 +-spec erlang:nif_error(Reason) -> no_return() when + Reason :: term(). +nif_error(_Reason) -> + erlang:nif_error(undefined). + +%% nif_error/2 +%% Shadowed by erl_bif_types: erlang:nif_error/2 +-spec erlang:nif_error(Reason, Args) -> no_return() when + Reason :: term(), + Args :: [term()]. +nif_error(_Reason, _Args) -> + erlang:nif_error(undefined). + +%% node/0 +%% Shadowed by erl_bif_types: erlang:node/0 +-spec node() -> Node when + Node :: node(). +node() -> + erlang:nif_error(undefined). + +%% node/1 +%% Shadowed by erl_bif_types: erlang:node/1 +-spec node(Arg) -> Node when + Arg :: pid() | port() | reference(), + Node :: node(). +node(_Arg) -> + erlang:nif_error(undefined). + +%% now/0 +-spec now() -> Timestamp when + Timestamp :: timestamp(). +now() -> + erlang:nif_error(undefined). + +%% phash/2 +-spec erlang:phash(Term, Range) -> Hash when + Term :: term(), + Range :: pos_integer(), + Hash :: pos_integer(). +phash(_Term, _Range) -> + erlang:nif_error(undefined). + +%% phash2/1 +-spec erlang:phash2(Term) -> Hash when + Term :: term(), + Hash :: non_neg_integer(). +phash2(_Term) -> + erlang:nif_error(undefined). + +%% phash2/2 +-spec erlang:phash2(Term, Range) -> Hash when + Term :: term(), + Range :: pos_integer(), + Hash :: non_neg_integer(). +phash2(_Term, _Range) -> + erlang:nif_error(undefined). + +%% pid_to_list/1 +-spec pid_to_list(Pid) -> string() when + Pid :: pid(). +pid_to_list(_Pid) -> + erlang:nif_error(undefined). + +%% port_to_list/1 +-spec erlang:port_to_list(Port) -> string() when + Port :: port(). +port_to_list(_Port) -> + erlang:nif_error(undefined). + +%% ports/0 +-spec erlang:ports() -> [port()]. +ports() -> + erlang:nif_error(undefined). + +%% posixtime_to_universaltime/1 +-spec erlang:posixtime_to_universaltime(P1) -> {calendar:date(), calendar:time()} when + P1 :: integer(). +posixtime_to_universaltime(_P1) -> + erlang:nif_error(undefined). + +%% prepare_loading/2 +-spec erlang:prepare_loading(Module, Code) -> PreparedCode | {error, Reason} when + Module :: module(), + Code :: binary(), + PreparedCode :: binary(), + Reason :: bad_file. +prepare_loading(_Module, _Code) -> + erlang:nif_error(undefined). + +%% pre_loaded/0 +-spec pre_loaded() -> [module()]. +pre_loaded() -> + erlang:nif_error(undefined). + +%% process_display/2 +-spec erlang:process_display(Pid, Type) -> true when + Pid :: pid(), + Type :: backtrace. +process_display(_Pid, _Type) -> + erlang:nif_error(undefined). + +%% process_flag/3 +-spec process_flag(Pid, Flag, Value) -> OldValue when + Pid :: pid(), + Flag :: save_calls, + Value :: non_neg_integer(), + OldValue :: non_neg_integer(). +process_flag(_Pid, _Flag, _Value) -> + erlang:nif_error(undefined). + +%% process_info/1 +-spec process_info(Pid) -> Info when + Pid :: pid(), + Info :: [InfoTuple] | undefined, + InfoTuple :: process_info_result_item(). +process_info(_Pid) -> + erlang:nif_error(undefined). + +%% processes/0 +-spec processes() -> [pid()]. +processes() -> + erlang:nif_error(undefined). + +%% purge_module/1 +-spec purge_module(Module) -> true when + Module :: atom(). +purge_module(_Module) -> + erlang:nif_error(undefined). + +%% put/2 +-spec put(Key, Val) -> term() when + Key :: term(), + Val :: term(). +put(_Key, _Val) -> + erlang:nif_error(undefined). + +%% raise/3 +-spec erlang:raise(Class, Reason, Stacktrace) -> no_return() when + Class :: error | exit | throw, + Reason :: term(), + Stacktrace :: raise_stacktrace(). +raise(_Class, _Reason, _Stacktrace) -> + erlang:nif_error(undefined). + +%% read_timer/1 +-spec erlang:read_timer(TimerRef) -> non_neg_integer() | false when + TimerRef :: reference(). +read_timer(_TimerRef) -> + erlang:nif_error(undefined). + +%% ref_to_list/1 +-spec erlang:ref_to_list(Ref) -> string() when + Ref :: reference(). +ref_to_list(_Ref) -> + erlang:nif_error(undefined). + +%% register/2 +-spec register(RegName, PidOrPort) -> true when + RegName :: atom(), + PidOrPort :: port() | pid(). +register(_RegName, _PidOrPort) -> + erlang:nif_error(undefined). + +%% registered/0 +-spec registered() -> [RegName] when + RegName :: atom(). +registered() -> + erlang:nif_error(undefined). + +%% resume_process/1 +-spec erlang:resume_process(Suspendee) -> true when + Suspendee :: pid(). +resume_process(_Suspendee) -> + erlang:nif_error(undefined). + +%% round/1 +%% Shadowed by erl_bif_types: erlang:round/1 +-spec round(Number) -> integer() when + Number :: number(). +round(_Number) -> + erlang:nif_error(undefined). + +%% self/0 +%% Shadowed by erl_bif_types: erlang:self/0 +-spec self() -> pid(). +self() -> + erlang:nif_error(undefined). + +%% send_after/3 +-spec erlang:send_after(Time, Dest, Msg) -> TimerRef when + Time :: non_neg_integer(), + Dest :: pid() | atom(), + Msg :: term(), + TimerRef :: reference(). +send_after(_Time, _Dest, _Msg) -> + erlang:nif_error(undefined). + +%% seq_trace/2 +-spec erlang:seq_trace(P1, P2) -> seq_trace_info_returns() | {term(), term(), term(), term(), term()} when + P1 :: atom(), + P2 :: boolean() | {integer(), integer()} | integer() | []. +seq_trace(_P1, _P2) -> + erlang:nif_error(undefined). + +%% seq_trace_print/1 +-spec erlang:seq_trace_print(P1) -> boolean() when + P1 :: term(). +seq_trace_print(_P1) -> + erlang:nif_error(undefined). + +%% seq_trace_print/2 +-spec erlang:seq_trace_print(P1, P2) -> boolean() when + P1 :: atom() | integer(), + P2 :: term(). +seq_trace_print(_P1, _P2) -> + erlang:nif_error(undefined). + +%% setnode/2 +-spec erlang:setnode(P1, P2) -> true when + P1 :: atom(), + P2 :: integer(). +setnode(_P1, _P2) -> + erlang:nif_error(undefined). + +%% setnode/3 +-spec erlang:setnode(P1, P2, P3) -> true when + P1 :: atom(), + P2 :: port(), + P3 :: {term(), term(), term(), term()}. +setnode(_P1, _P2, _P3) -> + erlang:nif_error(undefined). + +%% size/1 +%% Shadowed by erl_bif_types: erlang:size/1 +-spec size(Item) -> non_neg_integer() when + Item :: tuple() | binary(). +size(_Item) -> + erlang:nif_error(undefined). + +%% spawn/3 +-spec spawn(Module, Function, Args) -> pid() when + Module :: module(), + Function :: atom(), + Args :: [term()]. +spawn(_Module, _Function, _Args) -> + erlang:nif_error(undefined). + +%% spawn_link/3 +-spec spawn_link(Module, Function, Args) -> pid() when + Module :: module(), + Function :: atom(), + Args :: [term()]. +spawn_link(_Module, _Function, _Args) -> + erlang:nif_error(undefined). + +%% split_binary/2 +-spec split_binary(Bin, Pos) -> {binary(), binary()} when + Bin :: binary(), + Pos :: non_neg_integer(). +split_binary(_Bin, _Pos) -> + erlang:nif_error(undefined). + +%% start_timer/3 +-spec erlang:start_timer(Time, Dest, Msg) -> TimerRef when + Time :: non_neg_integer(), + Dest :: pid() | atom(), + Msg :: term(), + TimerRef :: reference(). +start_timer(_Time, _Dest, _Msg) -> + erlang:nif_error(undefined). + +%% suspend_process/2 +-spec erlang:suspend_process(Suspendee, OptList) -> boolean() when + Suspendee :: pid(), + OptList :: [Opt], + Opt :: unless_suspending | asynchronous. +suspend_process(_Suspendee, _OptList) -> + erlang:nif_error(undefined). + +%% system_monitor/0 +-spec erlang:system_monitor() -> MonSettings when + MonSettings :: undefined | { MonitorPid, Options }, + MonitorPid :: pid(), + Options :: [ system_monitor_option() ]. +system_monitor() -> + erlang:nif_error(undefined). + +%% system_monitor/1 +-spec erlang:system_monitor(Arg) -> MonSettings when + Arg :: undefined | { MonitorPid, Options }, + MonSettings :: undefined | { MonitorPid, Options }, + MonitorPid :: pid(), + Options :: [ system_monitor_option() ]. +system_monitor(_Arg) -> + erlang:nif_error(undefined). + +%% system_monitor/2 +-spec erlang:system_monitor(MonitorPid, Options) -> MonSettings when + MonitorPid :: pid(), + Options :: [ system_monitor_option() ], + MonSettings :: undefined | { OldMonitorPid, OldOptions }, + OldMonitorPid :: pid(), + OldOptions :: [ system_monitor_option() ]. +system_monitor(_MonitorPid, _Options) -> + erlang:nif_error(undefined). + +%% system_profile/0 +-spec erlang:system_profile() -> ProfilerSettings when + ProfilerSettings :: undefined | { ProfilerPid, Options}, + ProfilerPid :: pid() | port(), + Options :: [ system_profile_option() ]. +system_profile() -> + erlang:nif_error(undefined). + +%% system_profile/2 +-spec erlang:system_profile(ProfilerPid, Options) -> ProfilerSettings when + ProfilerPid :: pid() | port() | undefined, + Options :: [ system_profile_option() ], + ProfilerSettings :: undefined | { pid() | port(), [ system_profile_option() ]}. +system_profile(_ProfilerPid, _Options) -> + erlang:nif_error(undefined). + +%% throw/1 +%% Shadowed by erl_bif_types: erlang:throw/1 +-spec throw(Any) -> no_return() when + Any :: term(). +throw(_Any) -> + erlang:nif_error(undefined). + +%% time/0 +-spec time() -> Time when + Time :: calendar:time(). +time() -> + erlang:nif_error(undefined). + +%% trace/3 +-spec erlang:trace(PidSpec, How, FlagList) -> integer() when + PidSpec :: pid() | existing | new | all, + How :: boolean(), + FlagList :: [trace_flag()]. +trace(_PidSpec, _How, _FlagList) -> + erlang:nif_error(undefined). + +%% trace_delivered/1 +-spec erlang:trace_delivered(Tracee) -> Ref when + Tracee :: pid() | all, + Ref :: reference(). +trace_delivered(_Tracee) -> + erlang:nif_error(undefined). + +%% trace_info/2 +-spec erlang:trace_info(PidOrFunc, Item) -> Res when + PidOrFunc :: pid() | new | {Module, Function, Arity} | on_load, + Module :: module(), + Function :: atom(), + Arity :: arity(), + Item :: flags | tracer | traced | match_spec | meta | meta_match_spec | call_count | call_time | all, + Res :: trace_info_return(). +trace_info(_PidOrFunc, _Item) -> + erlang:nif_error(undefined). + +%% trunc/1 +%% Shadowed by erl_bif_types: erlang:trunc/1 +-spec trunc(Number) -> integer() when + Number :: number(). +trunc(_Number) -> + erlang:nif_error(undefined). + +%% tuple_size/1 +%% Shadowed by erl_bif_types: erlang:tuple_size/1 +-spec tuple_size(Tuple) -> non_neg_integer() when + Tuple :: tuple(). +tuple_size(_Tuple) -> + erlang:nif_error(undefined). + +%% universaltime/0 +-spec erlang:universaltime() -> DateTime when + DateTime :: calendar:datetime(). +universaltime() -> + erlang:nif_error(undefined). + +%% universaltime_to_posixtime/1 +-spec erlang:universaltime_to_posixtime(P1) -> integer() when + P1 :: {calendar:date(), calendar:time()}. +universaltime_to_posixtime(_P1) -> + erlang:nif_error(undefined). + +%% unlink/1 +-spec unlink(Id) -> true when + Id :: pid() | port(). +unlink(_Id) -> + erlang:nif_error(undefined). + +%% unregister/1 +-spec unregister(RegName) -> true when + RegName :: atom(). +unregister(_RegName) -> + erlang:nif_error(undefined). + +%% whereis/1 +-spec whereis(RegName) -> pid() | port() | undefined when + RegName :: atom(). +whereis(_RegName) -> + erlang:nif_error(undefined). + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%%% More complicated native code BIFs +%%% These are here for the types/specs, the real implementation is in the C code. +%%% This chunk is handwritten, i.e. contains more complicated specs. +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +%% types and specs + +%% Shadowed by erl_bif_types: erlang:abs/1 +-spec abs(Float) -> float() when + Float :: float(); + (Int) -> non_neg_integer() when + Int :: integer(). +abs(_Number) -> + erlang:nif_error(undefined). + +%% Not documented +%% Shadowed by erl_bif_types: erlang:append/2 +-spec erlang:append(List,Tail) -> maybe_improper_list() when + List :: [term()], + Tail :: term(). +append(_List,_Tail) -> + erlang:nif_error(undefined). + +%% Shadowed by erl_bif_types: erlang:element/2 +-spec element(N, Tuple) -> term() when + N :: pos_integer(), + Tuple :: tuple(). +element(_N, _Tuple) -> + erlang:nif_error(undefined). + +%% Not documented +-spec erlang:get_module_info(Module, Item) -> ModuleInfo when + Module :: atom(), + Item :: module | imports | exports | functions | attributes | compile | native_addresses, + ModuleInfo :: atom() | [] | [{atom(), arity()}] | [{atom(), term()}] | [{atom(), arity(), integer()}]. +get_module_info(_Module, _Item) -> + erlang:nif_error(undefined). + +%% Shadowed by erl_bif_types: erlang:hd/1 +-spec hd(List) -> term() when + List :: [term(), ...]. +hd(_List) -> + erlang:nif_error(undefined). + +%% erlang:info/1 no longer exists! + +%% Shadowed by erl_bif_types: erlang:is_atom/1 +-spec is_atom(Term) -> boolean() when + Term :: term(). +is_atom(_Term) -> + erlang:nif_error(undefined). + +%% Shadowed by erl_bif_types: erlang:is_binary/1 +-spec is_binary(Term) -> boolean() when + Term :: term(). +is_binary(_Term) -> + erlang:nif_error(undefined). + +%% Shadowed by erl_bif_types: erlang:is_bitstring/1 +-spec is_bitstring(Term) -> boolean() when + Term :: term(). +is_bitstring(_Term) -> + erlang:nif_error(undefined). + +%% Shadowed by erl_bif_types: erlang:is_boolean/1 +-spec is_boolean(Term) -> boolean() when + Term :: term(). +is_boolean(_Term) -> + erlang:nif_error(undefined). + +%% Shadowed by erl_bif_types: erlang:is_float/1 +-spec is_float(Term) -> boolean() when + Term :: term(). +is_float(_Term) -> + erlang:nif_error(undefined). + +%% Shadowed by erl_bif_types: erlang:is_function/1 +-spec is_function(Term) -> boolean() when + Term :: term(). +is_function(_Term) -> + erlang:nif_error(undefined). + +%% Shadowed by erl_bif_types: erlang:is_function/2 +-spec is_function(Term, Arity) -> boolean() when + Term :: term(), + Arity :: arity(). +is_function(_Term, _Arity) -> + erlang:nif_error(undefined). + +%% Shadowed by erl_bif_types: erlang:is_integer/1 +-spec is_integer(Term) -> boolean() when + Term :: term(). +is_integer(_Term) -> + erlang:nif_error(undefined). + +%% Shadowed by erl_bif_types: erlang:is_list/1 +-spec is_list(Term) -> boolean() when + Term :: term(). +is_list(_Term) -> + erlang:nif_error(undefined). + +%% Shadowed by erl_bif_types: erlang:is_number/1 +-spec is_number(Term) -> boolean() when + Term :: term(). +is_number(_Term) -> + erlang:nif_error(undefined). + +%% Shadowed by erl_bif_types: erlang:is_pid/1 +-spec is_pid(Term) -> boolean() when + Term :: term(). +is_pid(_Term) -> + erlang:nif_error(undefined). + +%% Shadowed by erl_bif_types: erlang:is_port/1 +-spec is_port(Term) -> boolean() when + Term :: term(). +is_port(_Term) -> + erlang:nif_error(undefined). + +%% Shadowed by erl_bif_types: erlang:is_record/2 +-spec is_record(Term,RecordTag) -> boolean() when + Term :: term(), + RecordTag :: atom(). +is_record(_Term,_RecordTag) -> + erlang:nif_error(undefined). + +%% Shadowed by erl_bif_types: erlang:is_record/3 +-spec is_record(Term,RecordTag,Size) -> boolean() when + Term :: term(), + RecordTag :: atom(), + Size :: non_neg_integer(). +is_record(_Term,_RecordTag,_Size) -> + erlang:nif_error(undefined). + +%% Shadowed by erl_bif_types: erlang:is_reference/1 +-spec is_reference(Term) -> boolean() when + Term :: term(). +is_reference(_Term) -> + erlang:nif_error(undefined). + +%% Shadowed by erl_bif_types: erlang:is_tuple/1 +-spec is_tuple(Term) -> boolean() when + Term :: term(). +is_tuple(_Term) -> + erlang:nif_error(undefined). + +-spec load_module(Module, Binary) -> {module, Module} | {error, Reason} when + Module :: module(), + Binary :: binary(), + Reason :: badfile | not_purged | on_load. +load_module(Mod, Code) -> + case erlang:prepare_loading(Mod, Code) of + {error,_}=Error -> + Error; + Bin when erlang:is_binary(Bin) -> + case erlang:finish_loading([Bin]) of + ok -> + {module,Mod}; + {Error,[Mod]} -> + {error,Error} + end + end. + +-spec erlang:load_nif(Path, LoadInfo) -> ok | Error when + Path :: string(), + LoadInfo :: term(), + Error :: {error, {Reason, Text :: string()}}, + Reason :: load_failed | bad_lib | load | reload | upgrade | old_code. +load_nif(_Path, _LoadInfo) -> + erlang:nif_error(undefined). + +-spec erlang:localtime_to_universaltime(Localtime, IsDst) -> Universaltime when + Localtime :: calendar:datetime(), + Universaltime :: calendar:datetime(), + IsDst :: true | false | undefined. +localtime_to_universaltime(_Localtime, _IsDst) -> + erlang:nif_error(undefined). + +%% CHECK! Why the strange very thorough specification of the error +%% condition with disallowed arity in erl_bif_types? +%% Not documented +-spec erlang:make_fun(Module, Function, Arity) -> function() when + Module :: atom(), + Function :: atom(), + Arity :: arity(). +make_fun(_Module,_Function, _Arity) -> + erlang:nif_error(undefined). + +%% Shadowed by erl_bif_types: erlang:make_tuple/2 +-spec erlang:make_tuple(Arity, InitialValue) -> tuple() when + Arity :: arity(), + InitialValue :: term(). +make_tuple(_Arity,_InitialValue) -> + erlang:nif_error(undefined). + +%% Shadowed by erl_bif_types: erlang:make_tuple/3 +-spec erlang:make_tuple(Arity, DefaultValue, InitList) -> tuple() when + Arity :: arity(), + DefaultValue :: term(), + InitList :: [{Position :: pos_integer(), term()}]. +make_tuple(_Arity,_DefaultValue,_InitList) -> + erlang:nif_error(undefined). + +-spec nodes(Arg) -> Nodes when + Arg :: NodeType | [NodeType], + NodeType :: visible | hidden | connected | this | known, + Nodes :: [node()]. +nodes(_Arg) -> + erlang:nif_error(undefined). + +-spec open_port(PortName, PortSettings) -> port() when + PortName :: {spawn, Command :: string()} | + {spawn_driver, Command :: [byte()]} | + {spawn_executable, FileName :: file:name() } | + {fd, In :: non_neg_integer(), Out :: non_neg_integer()}, + PortSettings :: [Opt], + Opt :: {packet, N :: 1 | 2 | 4} + | stream + | {line, L :: non_neg_integer()} + | {cd, Dir :: string()} + | {env, Env :: [{Name :: string(), Val :: string() | false}]} + | {args, [string() | binary()]} + | {arg0, string() | binary()} + | exit_status + | use_stdio + | nouse_stdio + | stderr_to_stdout + | in + | out + | binary + | eof + | {parallelism, Boolean :: boolean()} + | hide. +open_port(_PortName,_PortSettings) -> + erlang:nif_error(undefined). + +-type priority_level() :: + low | normal | high | max. + +-spec process_flag(trap_exit, Boolean) -> OldBoolean when + Boolean :: boolean(), + OldBoolean :: boolean(); + (error_handler, Module) -> OldModule when + Module :: atom(), + OldModule :: atom(); + (min_heap_size, MinHeapSize) -> OldMinHeapSize when + MinHeapSize :: non_neg_integer(), + OldMinHeapSize :: non_neg_integer(); + (min_bin_vheap_size, MinBinVHeapSize) -> OldMinBinVHeapSize when + MinBinVHeapSize :: non_neg_integer(), + OldMinBinVHeapSize :: non_neg_integer(); + (priority, Level) -> OldLevel when + Level :: priority_level(), + OldLevel :: priority_level(); + (save_calls, N) -> OldN when + N :: 0..10000, + OldN :: 0..10000; + (sensitive, Boolean) -> OldBoolean when + Boolean :: boolean(), + OldBoolean :: boolean(); + %% Deliberately not documented. + ({monitor_nodes, term()}, term()) -> term(); + (monitor_nodes, term()) -> term(). + +process_flag(_Flag, _Value) -> + erlang:nif_error(undefined). + +-type process_info_item() :: + backtrace | + binary | + catchlevel | + current_function | + current_location | + current_stacktrace | + dictionary | + error_handler | + garbage_collection | + group_leader | + heap_size | + initial_call | + links | + last_calls | + memory | + message_que_len | + messages | + min_heap_size | + min_bin_vheap_size | + monitored_by | + monitors | + priority | + reductions | + registered_name | + sequential_trace_token | + stack_size | + status | + suspending | + total_heap_size | + trace | + trap_exit. + +-type process_info_result_item() :: + {backtrace, Bin :: binary()} | + {binary, BinInfo :: [{non_neg_integer(), + non_neg_integer(), + non_neg_integer()}]} | + {catchlevel, CatchLevel :: non_neg_integer()} | + {current_function, + {Module :: module(), Function :: atom(), Arity :: arity()}} | + {current_location, + {Module :: module(), Function :: atom(), Arity :: arity(), + Location :: [{file, Filename :: string()} | % not a stack_item()! + {line, Line :: pos_integer()}]}} | + {current_stacktrace, Stack :: [stack_item()]} | + {dictionary, Dictionary :: [{Key :: term(), Value :: term()}]} | + {error_handler, Module :: module()} | + {garbage_collection, GCInfo :: [{atom(),non_neg_integer()}]} | + {group_leader, GroupLeader :: pid()} | + {heap_size, Size :: non_neg_integer()} | + {initial_call, mfa()} | + {links, PidsAndPorts :: [pid() | port()]} | + {last_calls, false | (Calls :: [mfa()])} | + {memory, Size :: non_neg_integer()} | + {message_que_len, MessageQueueLen :: non_neg_integer()} | + {messages, MessageQueue :: [term()]} | + {min_heap_size, MinHeapSize :: non_neg_integer()} | + {min_bin_vheap_size, MinBinVHeapSize :: non_neg_integer()} | + {monitored_by, Pids :: [pid()]} | + {monitors, + Monitors :: [{process, Pid :: pid() | + {RegName :: atom(), Node :: node()}}]} | + {priority, Level :: priority_level()} | + {reductions, Number :: non_neg_integer()} | + {registered_name, Atom :: atom()} | + {sequential_trace_token, [] | (SequentialTraceToken :: term())} | + {stack_size, Size :: non_neg_integer()} | + {status, Status :: exiting | garbage_collecting | waiting | running | runnable | suspended} | + {suspending, + SuspendeeList :: [{Suspendee :: pid(), + ActiveSuspendCount :: non_neg_integer(), + OutstandingSuspendCount ::non_neg_integer()}]} | + {total_heap_size, Size :: non_neg_integer()} | + {trace, InternalTraceFlags :: non_neg_integer()} | + {trap_exit, Boolean :: boolean()}. + +-type stack_item() :: + {Module :: module(), + Function :: atom(), + Arity :: arity() | (Args :: [term()]), + Location :: [{file, Filename :: string()} | + {line, Line :: pos_integer()}]}. + +-spec process_info(Pid, Item) -> + InfoTuple | [] | undefined when + Pid :: pid(), + Item :: process_info_item(), + InfoTuple :: process_info_result_item(); + (Pid, ItemList) -> InfoTupleList | [] | undefined when + Pid :: pid(), + ItemList :: [Item], + Item :: process_info_item(), + InfoTupleList :: [InfoTuple], + InfoTuple :: process_info_result_item(). +process_info(_Pid,_ItemSpec) -> + erlang:nif_error(undefined). + +-spec erlang:send(Dest, Msg) -> Msg when + Dest :: dst(), + Msg :: term(). +send(_Dest,_Msg) -> + erlang:nif_error(undefined). + +-spec erlang:send(Dest, Msg, Options) -> Res when + Dest :: dst(), + Msg :: term(), + Options :: [nosuspend | noconnect], + Res :: ok | nosuspend | noconnect. +send(_Dest,_Msg,_Options) -> + erlang:nif_error(undefined). + +%% Not documented +-spec erlang:seq_trace_info(send) -> {send, boolean()}; + ('receive') -> {'receive', boolean()}; + (print) -> {print, boolean()}; + (timestamp) -> {timestamp, boolean()}; + (label) -> [] | {label, non_neg_integer()}; + (serial) -> [] | {serial, {non_neg_integer(), non_neg_integer()}}. +seq_trace_info(_What) -> + erlang:nif_error(undefined). + +%% Shadowed by erl_bif_types: erlang:setelement/3 +-spec setelement(Index, Tuple1, Value) -> Tuple2 when + Index :: pos_integer(), + Tuple1 :: tuple(), + Tuple2 :: tuple(), + Value :: term(). +setelement(_Index, _Tuple1, _Value) -> + erlang:nif_error(undefined). + +-spec erlang:spawn_opt({Module, Function, Args, Options}) -> pid() | {pid(), reference()} when + Module :: module(), + Function :: atom(), + Args :: [term()], + Options :: [Option], + Option :: link | monitor | {priority, Level} + | {fullsweep_after, Number :: non_neg_integer()} + | {min_heap_size, Size :: non_neg_integer()} + | {min_bin_vheap_size, VSize :: non_neg_integer()}, + Level :: low | normal | high. +spawn_opt(_Tuple) -> + erlang:nif_error(undefined). + +-spec statistics(context_switches) -> {ContextSwitches,0} when + ContextSwitches :: non_neg_integer(); + (exact_reductions) -> {Total_Exact_Reductions, + Exact_Reductions_Since_Last_Call} when + Total_Exact_Reductions :: non_neg_integer(), + Exact_Reductions_Since_Last_Call :: non_neg_integer(); + (garbage_collection) -> {Number_of_GCs, Words_Reclaimed, 0} when + Number_of_GCs :: non_neg_integer(), + Words_Reclaimed :: non_neg_integer(); + (io) -> {{input, Input}, {output, Output}} when + Input :: non_neg_integer(), + Output :: non_neg_integer(); + (reductions) -> {Total_Reductions, + Reductions_Since_Last_Call} when + Total_Reductions :: non_neg_integer(), + Reductions_Since_Last_Call :: non_neg_integer(); + (run_queue) -> non_neg_integer(); + (runtime) -> {Total_Run_Time, Time_Since_Last_Call} when + Total_Run_Time :: non_neg_integer(), + Time_Since_Last_Call :: non_neg_integer(); + (scheduler_wall_time) -> [{SchedulerId, ActiveTime, TotalTime}] | undefined when + SchedulerId :: pos_integer(), + ActiveTime :: non_neg_integer(), + TotalTime :: non_neg_integer(); + (wall_clock) -> {Total_Wallclock_Time, + Wallclock_Time_Since_Last_Call} when + Total_Wallclock_Time :: non_neg_integer(), + Wallclock_Time_Since_Last_Call :: non_neg_integer(). +statistics(_Item) -> + erlang:nif_error(undefined). + +%% Not documented +%% Shadowed by erl_bif_types: erlang:subtract/2 +-spec erlang:subtract([term()], [term()]) -> [term()]. +subtract(_,_) -> + erlang:nif_error(undefined). + +-type scheduler_bind_type() :: + 'no_node_processor_spread' | + 'no_node_thread_spread' | + 'no_spread' | + 'processor_spread' | + 'spread' | + 'thread_spread' | + 'thread_no_node_processor_spread' | + 'unbound'. + +-spec erlang:system_flag(backtrace_depth, Depth) -> OldDepth when + Depth :: non_neg_integer(), + OldDepth :: non_neg_integer(); + (cpu_topology, CpuTopology) -> OldCpuTopology when + CpuTopology :: cpu_topology(), + OldCpuTopology :: cpu_topology(); + (fullsweep_after, Number) -> OldNumber when + Number :: non_neg_integer(), + OldNumber :: non_neg_integer(); + (min_heap_size, MinHeapSize) -> OldMinHeapSize when + MinHeapSize :: non_neg_integer(), + OldMinHeapSize :: non_neg_integer(); + (min_bin_vheap_size, MinBinVHeapSize) -> + OldMinBinVHeapSize when + MinBinVHeapSize :: non_neg_integer(), + OldMinBinVHeapSize :: non_neg_integer(); + (multi_scheduling, BlockState) -> OldBlockState when + BlockState :: block | unblock, + OldBlockState :: block | unblock | enabled; + (scheduler_bind_type, How) -> OldBindType when + How :: scheduler_bind_type() | default_bind, + OldBindType :: scheduler_bind_type(); + (scheduler_wall_time, Boolean) -> OldBoolean when + Boolean :: boolean(), + OldBoolean :: boolean(); + (schedulers_online, SchedulersOnline) -> + OldSchedulersOnline when + SchedulersOnline :: pos_integer(), + OldSchedulersOnline :: pos_integer(); + (trace_control_word, TCW) -> OldTCW when + TCW :: non_neg_integer(), + OldTCW :: non_neg_integer(); + %% These are deliberately not documented + (internal_cpu_topology, term()) -> term(); + (sequential_tracer, pid() | port() | false) -> pid() | port() | false; + (1,0) -> true. + +system_flag(_Flag, _Value) -> + erlang:nif_error(undefined). + +-spec term_to_binary(Term) -> ext_binary() when + Term :: term(). +term_to_binary(_Term) -> + erlang:nif_error(undefined). + +-spec term_to_binary(Term, Options) -> ext_binary() when + Term :: term(), + Options :: [compressed | + {compressed, Level :: 0..9} | + {minor_version, Version :: 0..1} ]. +term_to_binary(_Term, _Options) -> + erlang:nif_error(undefined). + +%% Shadowed by erl_bif_types: erlang:tl/1 +-spec tl(List) -> term() when + List :: [term(), ...]. +tl(_List) -> + erlang:nif_error(undefined). + +-type trace_pattern_mfa() :: + {atom(),atom(),arity() | '_'} | on_load. +-type trace_match_spec() :: + [{[term()] | '_' ,[term()],[term()]}]. + +-spec erlang:trace_pattern(MFA, MatchSpec) -> non_neg_integer() when + MFA :: trace_pattern_mfa(), + MatchSpec :: (MatchSpecList :: trace_match_spec()) + | boolean() + | restart + | pause. +trace_pattern(_MFA, _MatchSpec) -> + erlang:nif_error(undefined). + +-type trace_pattern_flag() :: + global | local | + meta | {meta, Pid :: pid()} | + call_count | + call_time. + +-spec erlang:trace_pattern(MFA, MatchSpec, FlagList) -> non_neg_integer() when + MFA :: trace_pattern_mfa(), + MatchSpec :: (MatchSpecList :: trace_match_spec()) + | boolean() + | restart + | pause, + FlagList :: [ trace_pattern_flag() ]. +trace_pattern(_MFA, _MatchSpec, _FlagList) -> + erlang:nif_error(undefined). + +%% Shadowed by erl_bif_types: erlang:tuple_to_list/1 +-spec tuple_to_list(Tuple) -> [term()] when + Tuple :: tuple(). +tuple_to_list(_Tuple) -> + erlang:nif_error(undefined). + +-type cpu_topology() :: + [LevelEntry :: level_entry()] | undefined. +-type level_entry() :: + {LevelTag :: level_tag(), SubLevel :: sub_level()} + | {LevelTag :: level_tag(), + InfoList :: info_list(), + SubLevel :: sub_level()}. +-type level_tag() :: core | node | processor | thread. +-type sub_level() :: [LevelEntry :: level_entry()] + | (LogicalCpuId :: {logical, non_neg_integer()}). +-type info_list() :: []. + +%% Note: changing the ordering number of a clause will change the docs! +%% Shadowed by erl_bif_types: erlang:system_info/1 +-spec erlang:system_info + (allocated_areas) -> [ tuple() ]; + (allocator) -> + {Allocator, Version, Features, Settings} when + Allocator :: undefined | glibc, + Version :: [non_neg_integer()], + Features :: [atom()], + Settings :: [{Subsystem :: atom(), + [{Parameter :: atom(), + Value :: term()}]}]; + (alloc_util_allocators) -> [Alloc] when + Alloc :: atom(); + ({allocator, Alloc}) -> [_] when %% More or less anything + Alloc :: atom(); + ({allocator_sizes, Alloc}) -> [_] when %% More or less anything + Alloc :: atom(); + (build_type) -> opt | debug | purify | quantify | purecov | + gcov | valgrind | gprof | lcnt; + (c_compiler_used) -> {atom(), term()}; + (check_io) -> [_]; + (compat_rel) -> integer(); + (cpu_topology) -> CpuTopology when + CpuTopology :: cpu_topology(); + ({cpu_topology, defined | detected | used}) -> CpuTopology when + CpuTopology :: cpu_topology(); + (creation) -> integer(); + (debug_compiled) -> boolean(); + (dist) -> binary(); + (dist_ctrl) -> {Node :: node(), + ControllingEntity :: port() | pid()}; + (driver_version) -> string(); + (dynamic_trace) -> none | dtrace | systemtap; + (dynamic_trace_probes) -> boolean(); + (elib_malloc) -> false; + (dist_buf_busy_limit) -> non_neg_integer(); + (fullsweep_after) -> {fullsweep_after, non_neg_integer()}; + (garbage_collection) -> [{atom(), integer()}]; + (heap_sizes) -> [non_neg_integer()]; + (heap_type) -> private; + (info) -> binary(); + (kernel_poll) -> boolean(); + (loaded) -> binary(); + (logical_processors | + logical_processors_available | + logical_processors_online) -> unknown | pos_integer(); + (machine) -> string(); + (min_heap_size) -> {min_heap_size, MinHeapSize :: pos_integer()}; + (min_bin_vheap_size) -> {min_bin_vheap_size, + MinBinVHeapSize :: pos_integer()}; + (modified_timing_level) -> integer() | undefined; + (multi_scheduling) -> disabled | blocked | enabled; + (multi_scheduling_blockers) -> [PID :: pid()]; + (otp_release) -> string(); + (process_count) -> pos_integer(); + (process_limit) -> pos_integer(); + (procs) -> binary(); + (scheduler_bind_type) -> spread | + processor_spread | + thread_spread | + thread_no_node_processor_spread | + no_node_processor_spread | + no_node_thread_spread | + no_spread | + unbound; + (scheduler_bindings) -> tuple(); + (scheduler_id) -> SchedulerId :: pos_integer(); + (schedulers | schedulers_online) -> pos_integer(); + (smp_support) -> boolean(); + (system_version) -> string(); + (system_architecture) -> string(); + (threads) -> boolean(); + (thread_pool_size) -> non_neg_integer(); + (trace_control_word) -> non_neg_integer(); + (update_cpu_info) -> changed | unchanged; + (version) -> string(); + (wordsize | {wordsize, internal} | {wordsize, external}) -> 4 | 8. +system_info(_Item) -> + erlang:nif_error(undefined). + +-spec erlang:universaltime_to_localtime(Universaltime) -> Localtime when + Localtime :: calendar:datetime(), + Universaltime :: calendar:datetime(). +universaltime_to_localtime(_Universaltime) -> + erlang:nif_error(undefined). + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%%% End of native code BIFs +%%% Actual Erlang implementation of some BIF's follow +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + %%-------------------------------------------------------------------------- -spec apply(Fun, Args) -> term() when @@ -71,6 +2102,7 @@ apply(Fun, Args) -> erlang:apply(Fun, Args). +%% Shadowed by erl_bif_types: erlang:apply/3 -spec apply(Module, Function, Args) -> term() when Module :: module(), Function :: atom(), @@ -82,42 +2114,42 @@ apply(Mod, Name, Args) -> -spec spawn(Fun) -> pid() when Fun :: function(). -spawn(F) when is_function(F) -> - spawn(erlang, apply, [F, []]); -spawn({M,F}=MF) when is_atom(M), is_atom(F) -> - spawn(erlang, apply, [MF, []]); +spawn(F) when erlang:is_function(F) -> + erlang:spawn(erlang, apply, [F, []]); +spawn({M,F}=MF) when erlang:is_atom(M), erlang:is_atom(F) -> + erlang:spawn(erlang, apply, [MF, []]); spawn(F) -> erlang:error(badarg, [F]). -spec spawn(Node, Fun) -> pid() when Node :: node(), Fun :: function(). -spawn(N, F) when N =:= node() -> - spawn(F); -spawn(N, F) when is_function(F) -> - spawn(N, erlang, apply, [F, []]); -spawn(N, {M,F}=MF) when is_atom(M), is_atom(F) -> - spawn(N, erlang, apply, [MF, []]); +spawn(N, F) when N =:= erlang:node() -> + erlang:spawn(F); +spawn(N, F) when erlang:is_function(F) -> + erlang:spawn(N, erlang, apply, [F, []]); +spawn(N, {M,F}=MF) when erlang:is_atom(M), erlang:is_atom(F) -> + erlang:spawn(N, erlang, apply, [MF, []]); spawn(N, F) -> erlang:error(badarg, [N, F]). -spec spawn_link(Fun) -> pid() when Fun :: function(). -spawn_link(F) when is_function(F) -> - spawn_link(erlang, apply, [F, []]); -spawn_link({M,F}=MF) when is_atom(M), is_atom(F) -> - spawn_link(erlang, apply, [MF, []]); +spawn_link(F) when erlang:is_function(F) -> + erlang:spawn_link(erlang, apply, [F, []]); +spawn_link({M,F}=MF) when erlang:is_atom(M), erlang:is_atom(F) -> + erlang:spawn_link(erlang, apply, [MF, []]); spawn_link(F) -> erlang:error(badarg, [F]). -spec spawn_link(Node, Fun) -> pid() when Node :: node(), Fun :: function(). -spawn_link(N, F) when N =:= node() -> +spawn_link(N, F) when N =:= erlang:node() -> spawn_link(F); -spawn_link(N, F) when is_function(F) -> +spawn_link(N, F) when erlang:is_function(F) -> spawn_link(N, erlang, apply, [F, []]); -spawn_link(N, {M,F}=MF) when is_atom(M), is_atom(F) -> +spawn_link(N, {M,F}=MF) when erlang:is_atom(M), erlang:is_atom(F) -> spawn_link(N, erlang, apply, [MF, []]); spawn_link(N, F) -> erlang:error(badarg, [N, F]). @@ -126,7 +2158,7 @@ spawn_link(N, F) -> -spec spawn_monitor(Fun) -> {pid(), reference()} when Fun :: function(). -spawn_monitor(F) when is_function(F, 0) -> +spawn_monitor(F) when erlang:is_function(F, 0) -> erlang:spawn_opt({erlang,apply,[F,[]],[monitor]}); spawn_monitor(F) -> erlang:error(badarg, [F]). @@ -135,7 +2167,9 @@ spawn_monitor(F) -> Module :: module(), Function :: atom(), Args :: [term()]. -spawn_monitor(M, F, A) when is_atom(M), is_atom(F), is_list(A) -> +spawn_monitor(M, F, A) when erlang:is_atom(M), + erlang:is_atom(F), + erlang:is_list(A) -> erlang:spawn_opt({M,F,A,[monitor]}); spawn_monitor(M, F, A) -> erlang:error(badarg, [M,F,A]). @@ -148,9 +2182,9 @@ spawn_monitor(M, F, A) -> | {min_heap_size, Size :: non_neg_integer()} | {min_bin_vheap_size, VSize :: non_neg_integer()}, Level :: low | normal | high. -spawn_opt(F, O) when is_function(F) -> +spawn_opt(F, O) when erlang:is_function(F) -> spawn_opt(erlang, apply, [F, []], O); -spawn_opt({M,F}=MF, O) when is_atom(M), is_atom(F) -> +spawn_opt({M,F}=MF, O) when erlang:is_atom(M), erlang:is_atom(F) -> spawn_opt(erlang, apply, [MF, []], O); spawn_opt({M,F,A}, O) -> % For (undocumented) backward compatibility spawn_opt(M, F, A, O); @@ -166,11 +2200,11 @@ spawn_opt(F, O) -> | {min_heap_size, Size :: non_neg_integer()} | {min_bin_vheap_size, VSize :: non_neg_integer()}, Level :: low | normal | high. -spawn_opt(N, F, O) when N =:= node() -> +spawn_opt(N, F, O) when N =:= erlang:node() -> spawn_opt(F, O); -spawn_opt(N, F, O) when is_function(F) -> +spawn_opt(N, F, O) when erlang:is_function(F) -> spawn_opt(N, erlang, apply, [F, []], O); -spawn_opt(N, {M,F}=MF, O) when is_atom(M), is_atom(F) -> +spawn_opt(N, {M,F}=MF, O) when erlang:is_atom(M), erlang:is_atom(F) -> spawn_opt(N, erlang, apply, [MF, []], O); spawn_opt(N, F, O) -> erlang:error(badarg, [N, F, O]). @@ -182,9 +2216,14 @@ spawn_opt(N, F, O) -> Module :: module(), Function :: atom(), Args :: [term()]. -spawn(N,M,F,A) when N =:= node(), is_atom(M), is_atom(F), is_list(A) -> - spawn(M,F,A); -spawn(N,M,F,A) when is_atom(N), is_atom(M), is_atom(F) -> +spawn(N,M,F,A) when N =:= erlang:node(), + erlang:is_atom(M), + erlang:is_atom(F), + erlang:is_list(A) -> + erlang:spawn(M,F,A); +spawn(N,M,F,A) when erlang:is_atom(N), + erlang:is_atom(M), + erlang:is_atom(F) -> case is_well_formed_list(A) of true -> ok; @@ -192,9 +2231,9 @@ spawn(N,M,F,A) when is_atom(N), is_atom(M), is_atom(F) -> erlang:error(badarg, [N, M, F, A]) end, case catch gen_server:call({net_kernel,N}, - {spawn,M,F,A,group_leader()}, + {spawn,M,F,A,erlang:group_leader()}, infinity) of - Pid when is_pid(Pid) -> + Pid when erlang:is_pid(Pid) -> Pid; Error -> case remote_spawn_error(Error, {no_link, N, M, F, A, []}) of @@ -212,9 +2251,14 @@ spawn(N,M,F,A) -> Module :: module(), Function :: atom(), Args :: [term()]. -spawn_link(N,M,F,A) when N =:= node(), is_atom(M), is_atom(F), is_list(A) -> - spawn_link(M,F,A); -spawn_link(N,M,F,A) when is_atom(N), is_atom(M), is_atom(F) -> +spawn_link(N,M,F,A) when N =:= erlang:node(), + erlang:is_atom(M), + erlang:is_atom(F), + erlang:is_list(A) -> + erlang:spawn_link(M,F,A); +spawn_link(N,M,F,A) when erlang:is_atom(N), + erlang:is_atom(M), + erlang:is_atom(F) -> case is_well_formed_list(A) of true -> ok; @@ -222,9 +2266,9 @@ spawn_link(N,M,F,A) when is_atom(N), is_atom(M), is_atom(F) -> erlang:error(badarg, [N, M, F, A]) end, case catch gen_server:call({net_kernel,N}, - {spawn_link,M,F,A,group_leader()}, + {spawn_link,M,F,A,erlang:group_leader()}, infinity) of - Pid when is_pid(Pid) -> + Pid when erlang:is_pid(Pid) -> Pid; Error -> case remote_spawn_error(Error, {link, N, M, F, A, []}) of @@ -268,11 +2312,13 @@ spawn_opt(M, F, A, Opts) -> | {min_heap_size, Size :: non_neg_integer()} | {min_bin_vheap_size, VSize :: non_neg_integer()}, Level :: low | normal | high. -spawn_opt(N, M, F, A, O) when N =:= node(), - is_atom(M), is_atom(F), is_list(A), - is_list(O) -> +spawn_opt(N, M, F, A, O) when N =:= erlang:node(), + erlang:is_atom(M), erlang:is_atom(F), + erlang:is_list(A), erlang:is_list(O) -> spawn_opt(M, F, A, O); -spawn_opt(N, M, F, A, O) when is_atom(N), is_atom(M), is_atom(F) -> +spawn_opt(N, M, F, A, O) when erlang:is_atom(N), + erlang:is_atom(M), + erlang:is_atom(F) -> case {is_well_formed_list(A), is_well_formed_list(O)} of {true, true} -> ok; @@ -291,9 +2337,9 @@ spawn_opt(N, M, F, A, O) when is_atom(N), is_atom(M), is_atom(F) -> {no_link,[]}, O), case catch gen_server:call({net_kernel,N}, - {spawn_opt,M,F,A,NO,L,group_leader()}, + {spawn_opt,M,F,A,NO,L,erlang:group_leader()}, infinity) of - Pid when is_pid(Pid) -> + Pid when erlang:is_pid(Pid) -> Pid; Error -> case remote_spawn_error(Error, {L, N, M, F, A, NO}) of @@ -331,11 +2377,11 @@ is_well_formed_list(_) -> crasher(Node,Mod,Fun,Args,[],Reason) -> error_logger:warning_msg("** Can not start ~w:~w,~w on ~w **~n", [Mod,Fun,Args,Node]), - exit(Reason); + erlang:exit(Reason); crasher(Node,Mod,Fun,Args,Opts,Reason) -> error_logger:warning_msg("** Can not start ~w:~w,~w (~w) on ~w **~n", [Mod,Fun,Args,Opts,Node]), - exit(Reason). + erlang:exit(Reason). -spec erlang:yield() -> 'true'. yield() -> @@ -356,7 +2402,7 @@ disconnect_node(Node) -> Item :: arity | env | index | name | module | new_index | new_uniq | pid | type | uniq, Info :: term(). -fun_info(Fun) when is_function(Fun) -> +fun_info(Fun) when erlang:is_function(Fun) -> Keys = [type,env,arity,name,uniq,index,new_uniq,new_index,module,pid], fun_info_1(Keys, Fun, []). @@ -388,11 +2434,9 @@ send_nosuspend(Pid, Msg, Opts) -> _ -> false end. --spec erlang:localtime_to_universaltime({Date1, Time1}) -> {Date2, Time2} when - Date1 :: calendar:date(), - Date2 :: calendar:date(), - Time1 :: calendar:time(), - Time2 :: calendar:time(). +-spec erlang:localtime_to_universaltime(Localtime) -> Universaltime when + Localtime :: calendar:datetime(), + Universaltime :: calendar:datetime(). localtime_to_universaltime(Localtime) -> erlang:localtime_to_universaltime(Localtime, undefined). @@ -406,31 +2450,241 @@ suspend_process(P) -> end. %% +%% Port BIFs +%% +%% Currently all port BIFs calls the corresponding +%% erts_internal:port_*() native function which perform +%% most of the actual work. These native functions should +%% *never* be called directly by other functionality. The +%% native functions may be changed, or removed without any +%% notice whatsoever! +%% +%% IMPORTANT NOTE: +%% When the erts_internal:port_*() native functions return +%% a reference, they have also internally prepared the +%% message queue of the caller for a receive that will +%% unconditionally wait for a message containing this +%% reference. If the erlang code calling these native +%% functions do not do this, subsequent receives will not +%% work as expected! That is, it is of *vital importance* +%% that the receive is performed as described above! +%% + +-spec port_command(Port, Data) -> 'true' when + Port :: port() | atom(), + Data :: iodata(). + +port_command(Port, Data) -> + case case erts_internal:port_command(Port, Data, []) of + Ref when erlang:is_reference(Ref) -> receive {Ref, Res} -> Res end; + Res -> Res + end of + true -> true; + Error -> erlang:error(Error, [Port, Data]) + end. + +-spec port_command(Port, Data, OptionList) -> boolean() when + Port :: port() | atom(), + Data :: iodata(), + Option :: force | nosuspend, + OptionList :: [Option]. + +port_command(Port, Data, Flags) -> + case case erts_internal:port_command(Port, Data, Flags) of + Ref when erlang:is_reference(Ref) -> receive {Ref, Res} -> Res end; + Res -> Res + end of + Bool when Bool == true; Bool == false -> Bool; + Error -> erlang:error(Error, [Port, Data, Flags]) + end. + +-spec port_connect(Port, Pid) -> 'true' when + Port :: port() | atom(), + Pid :: pid(). + +port_connect(Port, Pid) -> + case case erts_internal:port_connect(Port, Pid) of + Ref when erlang:is_reference(Ref) -> receive {Ref, Res} -> Res end; + Res -> Res + end of + true -> true; + Error -> erlang:error(Error, [Port, Pid]) + end. + +-spec port_close(Port) -> 'true' when + Port :: port() | atom(). + +port_close(Port) -> + case case erts_internal:port_close(Port) of + Ref when erlang:is_reference(Ref) -> receive {Ref, Res} -> Res end; + Res -> Res + end of + true -> true; + Error -> erlang:error(Error, [Port]) + end. + +-spec port_control(Port, Operation, Data) -> iodata() | binary() when + Port :: port() | atom(), + Operation :: integer(), + Data :: iodata(). + +port_control(Port, Operation, Data) -> + case case erts_internal:port_control(Port, Operation, Data) of + Ref when erlang:is_reference(Ref) -> receive {Ref, Res} -> Res end; + Res -> Res + end of + badarg -> erlang:error(badarg, [Port, Operation, Data]); + Result -> Result + end. + +-spec erlang:port_call(Port, Data) -> term() when + Port :: port() | atom(), + Data :: term(). + +port_call(Port, Data) -> + case case erts_internal:port_call(Port, 0, Data) of + Ref when erlang:is_reference(Ref) -> receive {Ref, Res} -> Res end; + Res -> Res + end of + {ok, Result} -> Result; + Error -> erlang:error(Error, [Port, Data]) + end. + +-spec erlang:port_call(Port, Operation, Data) -> term() when + Port :: port() | atom(), + Operation :: integer(), + Data :: term(). + +port_call(Port, Operation, Data) -> + case case erts_internal:port_call(Port, Operation, Data) of + Ref when erlang:is_reference(Ref) -> receive {Ref, Res} -> Res end; + Res -> Res + end of + {ok, Result} -> Result; + Error -> erlang:error(Error, [Port, Operation, Data]) + end. + +-spec erlang:port_info(Port) -> Result when + Port :: port() | atom(), + ResultItem :: {registered_name, RegisteredName :: atom()} + | {id, Index :: non_neg_integer()} + | {connected, Pid :: pid()} + | {links, Pids :: [pid()]} + | {name, String :: string()} + | {input, Bytes :: non_neg_integer()} + | {output, Bytes :: non_neg_integer()} + | {os_pid, OsPid :: non_neg_integer() | 'undefined'}, + Result :: [ResultItem] | 'undefined'. + +port_info(Port) -> + case case erts_internal:port_info(Port) of + Ref when erlang:is_reference(Ref) -> receive {Ref, Res} -> Res end; + Res -> Res + end of + badarg -> erlang:error(badarg, [Port]); + Result -> Result + end. + +-spec erlang:port_info(Port, connected) -> {connected, Pid} | 'undefined' when + Port :: port() | atom(), + Pid :: pid(); + (Port, id) -> {id, Index} | 'undefined' when + Port :: port() | atom(), + Index :: non_neg_integer(); + (Port, input) -> {input, Bytes} | 'undefined' when + Port :: port() | atom(), + Bytes :: non_neg_integer(); + (Port, links) -> {links, Pids} | 'undefined' when + Port :: port() | atom(), + Pids :: [pid()]; + (Port, locking) -> {locking, Locking} | 'undefined' when + Port :: port() | atom(), + Locking :: 'false' | 'port_level' | 'driver_level'; + (Port, memory) -> {memory, Bytes} | 'undefined' when + Port :: port() | atom(), + Bytes :: non_neg_integer(); + (Port, monitors) -> {monitors, Monitors} | 'undefined' when + Port :: port() | atom(), + Monitors :: [{process, pid()}]; + (Port, name) -> {name, Name} | 'undefined' when + Port :: port() | atom(), + Name :: string(); + (Port, os_pid) -> {os_pid, OsPid} | 'undefined' when + Port :: port() | atom(), + OsPid :: non_neg_integer() | 'undefined'; + (Port, output) -> {output, Bytes} | 'undefined' when + Port :: port() | atom(), + Bytes :: non_neg_integer(); + (Port, parallelism) -> {parallelism, Boolean} | 'undefined' when + Port :: port() | atom(), + Boolean :: boolean(); + (Port, queue_size) -> {queue_size, Bytes} | 'undefined' when + Port :: port() | atom(), + Bytes :: non_neg_integer(); + (Port, registered_name) -> {registered_name, RegisteredName} | [] | 'undefined' when + Port :: port() | atom(), + RegisteredName :: atom(). + +port_info(Port, Item) -> + case case erts_internal:port_info(Port, Item) of + Ref when erlang:is_reference(Ref) -> receive {Ref, Res} -> Res end; + Res -> Res + end of + badarg -> erlang:error(badarg, [Port, Item]); + Result -> Result + end. + +-spec erlang:port_set_data(Port, Data) -> 'true' when + Port :: port() | atom(), + Data :: term(). + +port_set_data(Port, Data) -> + case case erts_internal:port_set_data(Port, Data) of + Ref when erlang:is_reference(Ref) -> receive {Ref, Res} -> Res end; + Res -> Res + end of + badarg -> erlang:error(badarg, [Port, Data]); + Result -> Result + end. + +-spec erlang:port_get_data(Port) -> term() when + Port :: port() | atom(). + +port_get_data(Port) -> + case case erts_internal:port_get_data(Port) of + Ref when erlang:is_reference(Ref) -> receive {Ref, Res} -> Res end; + Res -> Res + end of + {ok, Data} -> Data; + Error -> erlang:error(Error, [Port]) + end. + +%% %% If the emulator wants to perform a distributed command and %% a connection is not established to the actual node the following %% functions are called in order to set up the connection and then %% reactivate the command. %% --spec dlink(pid() | port()) -> 'true'. +-spec erlang:dlink(pid() | port()) -> 'true'. dlink(Pid) -> - case net_kernel:connect(node(Pid)) of - true -> link(Pid); - false -> erlang:dist_exit(self(), noconnection, Pid), true + case net_kernel:connect(erlang:node(Pid)) of + true -> erlang:link(Pid); + false -> erlang:dist_exit(erlang:self(), noconnection, Pid), true end. %% Can this ever happen? --spec dunlink(identifier()) -> 'true'. +-spec erlang:dunlink(identifier()) -> 'true'. dunlink(Pid) -> - case net_kernel:connect(node(Pid)) of - true -> unlink(Pid); + case net_kernel:connect(erlang:node(Pid)) of + true -> erlang:unlink(Pid); false -> true end. dmonitor_node(Node, Flag, []) -> case net_kernel:connect(Node) of true -> erlang:monitor_node(Node, Flag, []); - false -> self() ! {nodedown, Node}, true + false -> erlang:self() ! {nodedown, Node}, true end; dmonitor_node(Node, Flag, Opts) -> @@ -438,31 +2692,31 @@ dmonitor_node(Node, Flag, Opts) -> true -> case net_kernel:passive_cnct(Node) of true -> erlang:monitor_node(Node, Flag, Opts); - false -> self() ! {nodedown, Node}, true + false -> erlang:self() ! {nodedown, Node}, true end; _ -> dmonitor_node(Node,Flag,[]) end. dgroup_leader(Leader, Pid) -> - case net_kernel:connect(node(Pid)) of - true -> group_leader(Leader, Pid); + case net_kernel:connect(erlang:node(Pid)) of + true -> erlang:group_leader(Leader, Pid); false -> true %% bad arg ? end. dexit(Pid, Reason) -> - case net_kernel:connect(node(Pid)) of - true -> exit(Pid, Reason); + case net_kernel:connect(erlang:node(Pid)) of + true -> erlang:exit(Pid, Reason); false -> true end. -dsend(Pid, Msg) when is_pid(Pid) -> - case net_kernel:connect(node(Pid)) of +dsend(Pid, Msg) when erlang:is_pid(Pid) -> + case net_kernel:connect(erlang:node(Pid)) of true -> erlang:send(Pid, Msg); false -> Msg end; -dsend(Port, Msg) when is_port(Port) -> - case net_kernel:connect(node(Port)) of +dsend(Port, Msg) when erlang:is_port(Port) -> + case net_kernel:connect(erlang:node(Port)) of true -> erlang:send(Port, Msg); false -> Msg end; @@ -473,13 +2727,13 @@ dsend({Name, Node}, Msg) -> ignored -> Msg % Not distributed. end. -dsend(Pid, Msg, Opts) when is_pid(Pid) -> - case net_kernel:connect(node(Pid)) of +dsend(Pid, Msg, Opts) when erlang:is_pid(Pid) -> + case net_kernel:connect(erlang:node(Pid)) of true -> erlang:send(Pid, Msg, Opts); false -> ok end; -dsend(Port, Msg, Opts) when is_port(Port) -> - case net_kernel:connect(node(Port)) of +dsend(Port, Msg, Opts) when erlang:is_port(Port) -> + case net_kernel:connect(erlang:node(Port)) of true -> erlang:send(Port, Msg, Opts); false -> ok end; @@ -490,21 +2744,23 @@ dsend({Name, Node}, Msg, Opts) -> ignored -> ok % Not distributed. end. --spec dmonitor_p('process', pid() | {atom(),atom()}) -> reference(). +-spec erlang:dmonitor_p('process', pid() | {atom(),atom()}) -> reference(). dmonitor_p(process, ProcSpec) -> %% ProcSpec = pid() | {atom(),atom()} %% ProcSpec CANNOT be an atom because a locally registered process %% is never handled here. Node = case ProcSpec of - {S,N} when is_atom(S), is_atom(N), N =/= node() -> N; - _ when is_pid(ProcSpec) -> node(ProcSpec) + {S,N} when erlang:is_atom(S), + erlang:is_atom(N), + N =/= erlang:node() -> N; + _ when erlang:is_pid(ProcSpec) -> erlang:node(ProcSpec) end, case net_kernel:connect(Node) of true -> erlang:monitor(process, ProcSpec); false -> - Ref = make_ref(), - self() ! {'DOWN', Ref, process, ProcSpec, noconnection}, + Ref = erlang:make_ref(), + erlang:self() ! {'DOWN', Ref, process, ProcSpec, noconnection}, Ref end. @@ -512,7 +2768,7 @@ dmonitor_p(process, ProcSpec) -> %% Trap function used when modified timing has been enabled. %% --spec delay_trap(Result, timeout()) -> Result. +-spec erlang:delay_trap(Result, timeout()) -> Result. delay_trap(Result, 0) -> erlang:yield(), Result; delay_trap(Result, Timeout) -> receive after Timeout -> Result end. @@ -526,12 +2782,12 @@ delay_trap(Result, Timeout) -> receive after Timeout -> Result end. -spec erlang:set_cookie(Node, Cookie) -> true when Node :: node(), Cookie :: atom(). -set_cookie(Node, C) when Node =/= nonode@nohost, is_atom(Node) -> - case is_atom(C) of +set_cookie(Node, C) when Node =/= nonode@nohost, erlang:is_atom(Node) -> + case erlang:is_atom(C) of true -> auth:set_cookie(Node, C); false -> - error(badarg) + erlang:error(badarg) end. -spec erlang:get_cookie() -> Cookie | nocookie when @@ -545,7 +2801,8 @@ get_cookie() -> integer_to_list(I, 10) -> erlang:integer_to_list(I); integer_to_list(I, Base) - when is_integer(I), is_integer(Base), Base >= 2, Base =< 1+$Z-$A+10 -> + when erlang:is_integer(I), erlang:is_integer(Base), + Base >= 2, Base =< 1+$Z-$A+10 -> if I < 0 -> [$-|integer_to_list(-I, Base, [])]; true -> @@ -575,9 +2832,10 @@ integer_to_list(I0, Base, R0) -> list_to_integer(L, 10) -> erlang:list_to_integer(L); list_to_integer(L, Base) - when is_list(L), is_integer(Base), Base >= 2, Base =< 1+$Z-$A+10 -> + when erlang:is_list(L), erlang:is_integer(Base), + Base >= 2, Base =< 1+$Z-$A+10 -> case list_to_integer_sign(L, Base) of - I when is_integer(I) -> + I when erlang:is_integer(I) -> I; Fault -> erlang:error(Fault, [L,Base]) @@ -587,7 +2845,7 @@ list_to_integer(L, Base) -> list_to_integer_sign([$-|[_|_]=L], Base) -> case list_to_integer(L, Base, 0) of - I when is_integer(I) -> + I when erlang:is_integer(I) -> -I; I -> I @@ -600,13 +2858,13 @@ list_to_integer_sign(_, _) -> badarg. list_to_integer([D|L], Base, I) - when is_integer(D), D >= $0, D =< $9, D < Base+$0 -> + when erlang:is_integer(D), D >= $0, D =< $9, D < Base+$0 -> list_to_integer(L, Base, I*Base + D-$0); list_to_integer([D|L], Base, I) - when is_integer(D), D >= $A, D < Base+$A-10 -> + when erlang:is_integer(D), D >= $A, D < Base+$A-10 -> list_to_integer(L, Base, I*Base + D-$A+10); list_to_integer([D|L], Base, I) - when is_integer(D), D >= $a, D < Base+$a-10 -> + when erlang:is_integer(D), D >= $a, D < Base+$a-10 -> list_to_integer(L, Base, I*Base + D-$a+10); list_to_integer([], _, I) -> I; @@ -618,7 +2876,8 @@ list_to_integer(_, _, _) -> %% erlang:demonitor(Ref, [flush]) traps to %% erlang:flush_monitor_message(Ref, Res) when %% it needs to flush a monitor message. -flush_monitor_message(Ref, Res) when is_reference(Ref), is_atom(Res) -> +flush_monitor_message(Ref, Res) when erlang:is_reference(Ref), + erlang:is_atom(Res) -> receive {_, Ref, _, _, _} -> ok after 0 -> ok end, Res. @@ -644,7 +2903,7 @@ set_cpu_topology(CpuTopology) -> cput_e2i_clvl({logical, _}, _PLvl) -> #cpu.logical; cput_e2i_clvl([E | _], PLvl) -> - case element(1, E) of + case erlang:element(1, E) of node -> case PLvl of 0 -> #cpu.node; #cpu.processor -> #cpu.processor_node @@ -713,7 +2972,7 @@ cput_e2i({thread, TL}, Nid, PId, #cpu{thread = T0} = CPU, PLvl, #cpu.thread, cput_e2i(TL, Nid, PId, CPU#cpu{thread = T0+1}, #cpu.thread, Lvl, Res); cput_e2i({logical, ID}, _Nid, PId, #cpu{processor=P, core=C, thread=T} = CPU, PLvl, #cpu.logical, Res) - when PLvl < #cpu.logical, is_integer(ID), 0 =< ID, ID < 65536 -> + when PLvl < #cpu.logical, erlang:is_integer(ID), 0 =< ID, ID < 65536 -> [CPU#cpu{processor = case P of -1 -> PId+1; _ -> P end, core = case C of -1 -> 0; _ -> C end, thread = case T of -1 -> 0; _ -> T end, @@ -738,9 +2997,9 @@ cput_i2e([], _Frst, _Lvl, _TM) -> cput_i2e([#cpu{logical = LID}| _], _Frst, Lvl, _TM) when Lvl == #cpu.logical -> {logical, LID}; cput_i2e([#cpu{} = I | Is], Frst, Lvl, TM) -> - cput_i2e(element(Lvl, I), Frst, Is, [I], Lvl, TM). + cput_i2e(erlang:element(Lvl, I), Frst, Is, [I], Lvl, TM). -cput_i2e(V, Frst, [I | Is], SameV, Lvl, TM) when V =:= element(Lvl, I) -> +cput_i2e(V, Frst, [I | Is], SameV, Lvl, TM) when V =:= erlang:element(Lvl, I) -> cput_i2e(V, Frst, Is, [I | SameV], Lvl, TM); cput_i2e(-1, true, [], SameV, Lvl, TM) -> cput_i2e(rvrs(SameV), true, Lvl+1, TM); @@ -754,10 +3013,10 @@ cput_i2e(_V, _Frst, Is, SameV, Lvl, TM) -> [{cput_i2e_tag(Lvl, TM), cput_i2e(rvrs(SameV), true, Lvl+1, TM)} | cput_i2e(Is, false, Lvl, TM)]. -cput_i2e_tag_map() -> list_to_tuple([cpu | record_info(fields, cpu)]). +cput_i2e_tag_map() -> erlang:list_to_tuple([cpu | record_info(fields, cpu)]). cput_i2e_tag(Lvl, TM) -> - case element(Lvl, TM) of processor_node -> node; Other -> Other end. + case erlang:element(Lvl, TM) of processor_node -> node; Other -> Other end. rvrs([_] = L) -> L; rvrs(Xs) -> rvrs(Xs, []). @@ -776,7 +3035,7 @@ rvrs([X|Xs],Ys) -> rvrs(Xs, [X|Ys]). %% functions in bif.c. Do not make %% any changes to it without reading %% the comment about them in bif.c! --spec await_proc_exit(dst(), 'apply' | 'data' | 'reason', term()) -> term(). +-spec erlang:await_proc_exit(dst(), 'apply' | 'data' | 'reason', term()) -> term(). await_proc_exit(Proc, Op, Data) -> Mon = erlang:monitor(process, Proc), receive @@ -814,7 +3073,9 @@ max(A, _) -> A. %% erts_memory() in $ERL_TOP/erts/emulator/beam/erl_alloc.c %% --type memory_type() :: 'total' | 'processes' | 'processes_used' | 'system' | 'atom' | 'atom_used' | 'binary' | 'code' | 'ets' | 'low' | 'maximum'. +-type memory_type() :: 'total' | 'processes' | 'processes_used' | 'system' + | 'atom' | 'atom_used' | 'binary' | 'code' | 'ets' + | 'low' | 'maximum'. -define(CARRIER_ALLOCS, [mseg_alloc, sbmbc_alloc, sbmbc_low_alloc]). -define(LOW_ALLOCS, [sbmbc_low_alloc, ll_low_alloc, std_low_alloc]). @@ -833,7 +3094,9 @@ max(A, _) -> A. low = 0, maximum = 0}). --spec memory() -> [{memory_type(), non_neg_integer()}]. +-spec erlang:memory() -> [{Type, Size}] when + Type :: memory_type(), + Size :: non_neg_integer(). memory() -> case aa_mem_data(au_mem_data(?ALL_NEEDED_ALLOCS)) of notsup -> @@ -858,8 +3121,9 @@ memory() -> {ets, Mem#memory.ets} | Tail] end. --spec memory(memory_type()|[memory_type()]) -> non_neg_integer() | [{memory_type(), non_neg_integer()}]. -memory(Type) when is_atom(Type) -> +-spec erlang:memory(Type :: memory_type()) -> non_neg_integer(); + (TypeList :: [memory_type()]) -> [{memory_type(), non_neg_integer()}]. +memory(Type) when erlang:is_atom(Type) -> {AA, ALCU, ChkSup, BadArgZero} = need_mem_info(Type), case get_mem_data(ChkSup, ALCU, AA) of notsup -> @@ -871,7 +3135,7 @@ memory(Type) when is_atom(Type) -> _ -> Value end end; -memory(Types) when is_list(Types) -> +memory(Types) when erlang:is_list(Types) -> {AA, ALCU, ChkSup, BadArgZeroList} = need_mem_info_list(Types), case get_mem_data(ChkSup, ALCU, AA) of notsup -> @@ -1079,7 +3343,7 @@ au_mem_data(EMD, []) -> EMD. au_mem_data(Allocs) -> - Ref = make_ref(), + Ref = erlang:make_ref(), erlang:system_info({allocator_sizes, Ref, Allocs}), receive_emd(Ref). @@ -1165,11 +3429,11 @@ alloc_info(Allocs) -> alloc_sizes(Allocs) -> get_alloc_info(allocator_sizes, Allocs). -get_alloc_info(Type, AAtom) when is_atom(AAtom) -> +get_alloc_info(Type, AAtom) when erlang:is_atom(AAtom) -> [{AAtom, Result}] = get_alloc_info(Type, [AAtom]), Result; -get_alloc_info(Type, AList) when is_list(AList) -> - Ref = make_ref(), +get_alloc_info(Type, AList) when erlang:is_list(AList) -> + Ref = erlang:make_ref(), erlang:system_info({Type, Ref, AList}), receive_allocator(Ref, erlang:system_info(schedulers), @@ -1206,7 +3470,7 @@ receive_allocator(Ref, N, Acc) -> receive_allocator(Ref, N-1, insert_info(InfoList, Acc)) end. --spec await_sched_wall_time_modifications(Ref, Result) -> boolean() when +-spec erlang:await_sched_wall_time_modifications(Ref, Result) -> boolean() when Ref :: reference(), Result :: boolean(). @@ -1214,12 +3478,12 @@ await_sched_wall_time_modifications(Ref, Result) -> sched_wall_time(Ref, erlang:system_info(schedulers)), Result. --spec gather_sched_wall_time_result(Ref) -> [{pos_integer(), - non_neg_integer(), - non_neg_integer()}] when +-spec erlang:gather_sched_wall_time_result(Ref) -> [{pos_integer(), + non_neg_integer(), + non_neg_integer()}] when Ref :: reference(). -gather_sched_wall_time_result(Ref) when is_reference(Ref) -> +gather_sched_wall_time_result(Ref) when erlang:is_reference(Ref) -> sched_wall_time(Ref, erlang:system_info(schedulers), []). sched_wall_time(_Ref, 0) -> diff --git a/erts/preloaded/src/erts_internal.erl b/erts/preloaded/src/erts_internal.erl new file mode 100644 index 0000000000..f1c83f4518 --- /dev/null +++ b/erts/preloaded/src/erts_internal.erl @@ -0,0 +1,155 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2012. All Rights Reserved. +%% +%% The contents of this file are subject to the Erlang Public License, +%% Version 1.1, (the "License"); you may not use this file except in +%% compliance with the License. You should have received a copy of the +%% Erlang Public License along with this software. If not, it can be +%% retrieved online at http://www.erlang.org/. +%% +%% Software distributed under the License is distributed on an "AS IS" +%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See +%% the License for the specific language governing rights and limitations +%% under the License. +%% +%% %CopyrightEnd% +%% + +%% +%% As the module name imply, this module is here for ERTS internal +%% functionality. As an application programmer you should *never* +%% call anything in this module directly. Functions exported by +%% this module may change behaviour or be removed at any time +%% without any notice whatsoever. Everything in this module is +%% intentionally left undocumented, and should remain so. +%% + +-module(erts_internal). + +-export([await_port_send_result/3]). + +-export([port_command/3, port_connect/2, port_close/1, + port_control/3, port_call/3, port_set_data/2, port_get_data/1, + port_info/1, port_info/2]). + +%% +%% Await result of send to port +%% + +await_port_send_result(Ref, Busy, Ok) -> + receive + {Ref, false} -> Busy; + {Ref, _} -> Ok + end. + +%% +%% Statically linked port NIFs +%% + +-spec erts_internal:port_command(Port, Data, OptionList) -> Result when + Port :: port() | atom(), + Data :: iodata(), + OptionList :: [Option], + Option :: force | nosuspend, + Result :: boolean() | reference() | badarg | notsup. +port_command(_Port, _Data, _OptionList) -> + erlang:nif_error(undefined). + +-spec erts_internal:port_connect(Port, Pid) -> Result when + Port :: port() | atom(), + Pid :: pid(), + Result :: true | reference() | badarg. +port_connect(_Port, _Pid) -> + erlang:nif_error(undefined). + +-spec erts_internal:port_close(Port) -> Result when + Port :: port() | atom(), + Result :: true | reference() | badarg. +port_close(_Port) -> + erlang:nif_error(undefined). + +-spec erts_internal:port_control(Port, Operation, Data) -> Result when + Port :: port() | atom(), + Operation :: integer(), + Data :: iodata(), + Result :: string() | binary() | reference() | badarg. +port_control(_Port, _Operation, _Data) -> + erlang:nif_error(undefined). + +-spec erts_internal:port_call(Port, Operation, Data) -> Result when + Port :: port() | atom(), + Operation :: integer(), + Data :: term(), + Result :: {ok, term()} | reference() | badarg. +port_call(_Port, _Operation, _Data) -> + erlang:nif_error(undefined). + +-spec erts_internal:port_get_data(P1) -> Result when + P1 :: port() | atom(), + Result :: {ok, term()} | reference() | badarg. +port_get_data(_P1) -> + erlang:nif_error(undefined). + +-spec erts_internal:port_set_data(P1, P2) -> Result when + P1 :: port() | atom(), + P2 :: term(), + Result :: true | reference() | badarg. +port_set_data(_P1, _P2) -> + erlang:nif_error(undefined). + +-type port_info_1_result_item() :: + {registered_name, RegName :: atom()} | + {id, Index :: non_neg_integer()} | + {connected, Pid :: pid()} | + {links, Pids :: [pid()]} | + {name, String :: string()} | + {input, Bytes :: non_neg_integer()} | + {output, Bytes :: non_neg_integer()} | + {os_pid, OsPid :: non_neg_integer() | 'undefined'}. + +-spec erts_internal:port_info(Port) -> Result when + Port :: port() | atom(), + Result :: [port_info_1_result_item()] | undefined | reference() | badarg | []. +port_info(_Result) -> + erlang:nif_error(undefined). + +-type port_info_2_item() :: + registered_name | + id | + connected | + links | + name | + input | + output | + os_pid | + monitors | + memory | + parallelism | + queue_size | + locking. + +-type port_info_2_result_item() :: + {registered_name, RegName :: atom()} | + [] | % No registered name + {id, Index :: non_neg_integer()} | + {connected, Pid :: pid()} | + {links, Pids :: [pid()]} | + {name, String :: string()} | + {input, Bytes :: non_neg_integer()} | + {output, Bytes :: non_neg_integer()} | + {os_pid, OsPid :: non_neg_integer() | 'undefined'} | + {monitors, Monitors :: [{process, pid()}]} | + {memory, MemSz :: non_neg_integer()} | + {parallelism, Boolean :: boolean()} | + {queue_size, QSz :: non_neg_integer()} | + {locking, Locking :: 'false' | 'port_level' | 'driver_level'}. + +-spec erts_internal:port_info(Port, Item) -> Result when + Port :: port() | atom(), + Item :: port_info_2_item(), + Result :: port_info_2_result_item() | undefined | reference() | badarg. + +port_info(_Result, _Item) -> + erlang:nif_error(undefined). diff --git a/erts/preloaded/src/prim_file.erl b/erts/preloaded/src/prim_file.erl index ec158ba970..eafab1bae4 100644 --- a/erts/preloaded/src/prim_file.erl +++ b/erts/preloaded/src/prim_file.erl @@ -147,6 +147,32 @@ -define(POSIX_FADV_NOREUSE, 5). +%%% BIFs + +-export([internal_name2native/1, + internal_native2name/1, + internal_normalize_utf8/1]). + +-type unicode_string() :: [unicode:unicode_char()]. +-type prim_file_name() :: unicode_string() | unicode:unicode_binary(). + +-spec internal_name2native(prim_file_name()) -> binary(). + +internal_name2native(_) -> + erlang:nif_error(undefined). + +-spec internal_native2name(binary()) -> prim_file_name(). + +internal_native2name(_) -> + erlang:nif_error(undefined). + +-spec internal_normalize_utf8(unicode:unicode_binary()) -> unicode_string(). + +internal_normalize_utf8(_) -> + erlang:nif_error(undefined). + +%%% End of BIFs + %%%----------------------------------------------------------------- %%% Functions operating on a file through a handle. ?FD_DRV. %%% @@ -648,25 +674,7 @@ set_cwd(Dir) -> set_cwd(Port, Dir) when is_port(Port) -> set_cwd_int(Port, Dir). -set_cwd_int(Port, Dir0) -> - Dir = - (catch - case os:type() of - vxworks -> - %% chdir on vxworks doesn't support - %% relative paths - %% must call get_cwd from here and use - %% absname/2, since - %% absname/1 uses file:get_cwd ... - case get_cwd_int(Port, 0) of - {ok, AbsPath} -> - filename:absname(Dir0, AbsPath); - _Badcwd -> - Dir0 - end; - _Else -> - Dir0 - end), +set_cwd_int(Port, Dir) -> %% Dir is now either a string or an EXIT tuple. %% An EXIT tuple will fail in the following catch. drv_command(Port, [?FILE_CHDIR, pathname(Dir)]). diff --git a/erts/preloaded/src/prim_inet.erl b/erts/preloaded/src/prim_inet.erl index 91fcd3ac82..21d23159f0 100644 --- a/erts/preloaded/src/prim_inet.erl +++ b/erts/preloaded/src/prim_inet.erl @@ -1062,6 +1062,7 @@ enc_opt(multicast_ttl) -> ?UDP_OPT_MULTICAST_TTL; enc_opt(multicast_loop) -> ?UDP_OPT_MULTICAST_LOOP; enc_opt(add_membership) -> ?UDP_OPT_ADD_MEMBERSHIP; enc_opt(drop_membership) -> ?UDP_OPT_DROP_MEMBERSHIP; +enc_opt(ipv6_v6only) -> ?INET_OPT_IPV6_V6ONLY; enc_opt(buffer) -> ?INET_LOPT_BUFFER; enc_opt(header) -> ?INET_LOPT_HEADER; enc_opt(active) -> ?INET_LOPT_ACTIVE; @@ -1071,7 +1072,8 @@ enc_opt(deliver) -> ?INET_LOPT_DELIVER; enc_opt(exit_on_close) -> ?INET_LOPT_EXITONCLOSE; enc_opt(high_watermark) -> ?INET_LOPT_TCP_HIWTRMRK; enc_opt(low_watermark) -> ?INET_LOPT_TCP_LOWTRMRK; -enc_opt(bit8) -> ?INET_LOPT_BIT8; +enc_opt(high_msgq_watermark) -> ?INET_LOPT_TCP_MSGQ_HIWTRMRK; +enc_opt(low_msgq_watermark) -> ?INET_LOPT_TCP_MSGQ_LOWTRMRK; enc_opt(send_timeout) -> ?INET_LOPT_TCP_SEND_TIMEOUT; enc_opt(send_timeout_close) -> ?INET_LOPT_TCP_SEND_TIMEOUT_CLOSE; enc_opt(delay_send) -> ?INET_LOPT_TCP_DELAY_SEND; @@ -1116,6 +1118,7 @@ dec_opt(?UDP_OPT_MULTICAST_TTL) -> multicast_ttl; dec_opt(?UDP_OPT_MULTICAST_LOOP) -> multicast_loop; dec_opt(?UDP_OPT_ADD_MEMBERSHIP) -> add_membership; dec_opt(?UDP_OPT_DROP_MEMBERSHIP) -> drop_membership; +dec_opt(?INET_OPT_IPV6_V6ONLY) -> ipv6_v6only; dec_opt(?INET_LOPT_BUFFER) -> buffer; dec_opt(?INET_LOPT_HEADER) -> header; dec_opt(?INET_LOPT_ACTIVE) -> active; @@ -1125,7 +1128,8 @@ dec_opt(?INET_LOPT_DELIVER) -> deliver; dec_opt(?INET_LOPT_EXITONCLOSE) -> exit_on_close; dec_opt(?INET_LOPT_TCP_HIWTRMRK) -> high_watermark; dec_opt(?INET_LOPT_TCP_LOWTRMRK) -> low_watermark; -dec_opt(?INET_LOPT_BIT8) -> bit8; +dec_opt(?INET_LOPT_TCP_MSGQ_HIWTRMRK) -> high_msgq_watermark; +dec_opt(?INET_LOPT_TCP_MSGQ_LOWTRMRK) -> low_msgq_watermark; dec_opt(?INET_LOPT_TCP_SEND_TIMEOUT) -> send_timeout; dec_opt(?INET_LOPT_TCP_SEND_TIMEOUT_CLOSE) -> send_timeout_close; dec_opt(?INET_LOPT_TCP_DELAY_SEND) -> delay_send; @@ -1180,6 +1184,7 @@ type_opt_1(recbuf) -> int; type_opt_1(priority) -> int; type_opt_1(tos) -> int; type_opt_1(nodelay) -> bool; +type_opt_1(ipv6_v6only) -> bool; %% multicast type_opt_1(multicast_ttl) -> int; type_opt_1(multicast_loop) -> bool; @@ -1220,11 +1225,8 @@ type_opt_1(deliver) -> type_opt_1(exit_on_close) -> bool; type_opt_1(low_watermark) -> int; type_opt_1(high_watermark) -> int; -type_opt_1(bit8) -> - {enum,[{clear, ?INET_BIT8_CLEAR}, - {set, ?INET_BIT8_SET}, - {on, ?INET_BIT8_ON}, - {off, ?INET_BIT8_OFF}]}; +type_opt_1(low_msgq_watermark) -> int; +type_opt_1(high_msgq_watermark) -> int; type_opt_1(send_timeout) -> time; type_opt_1(send_timeout_close) -> bool; type_opt_1(delay_send) -> bool; |