diff options
Diffstat (limited to 'erts/preloaded/src/erlang.erl')
| -rw-r--r-- | erts/preloaded/src/erlang.erl | 87 |
1 files changed, 55 insertions, 32 deletions
diff --git a/erts/preloaded/src/erlang.erl b/erts/preloaded/src/erlang.erl index 8771089b65..be7ceb928b 100644 --- a/erts/preloaded/src/erlang.erl +++ b/erts/preloaded/src/erlang.erl @@ -48,7 +48,7 @@ await_sched_wall_time_modifications/2, gather_gc_info_result/1]). --deprecated([hash/2, now/0]). +-deprecated([now/0]). %% Get rid of autoimports of spawn to avoid clashes with ourselves. -compile({no_auto_import,[spawn_link/1]}). @@ -100,7 +100,8 @@ -export([binary_to_list/3, binary_to_term/1, binary_to_term/2]). -export([bit_size/1, bitsize/1, bitstring_to_list/1]). -export([bump_reductions/1, byte_size/1, call_on_load_function/1]). --export([cancel_timer/1, cancel_timer/2, check_old_code/1, check_process_code/2, +-export([cancel_timer/1, cancel_timer/2, ceil/1, + check_old_code/1, check_process_code/2, check_process_code/3, crc32/1]). -export([crc32/2, crc32_combine/3, date/0, decode_packet/3]). -export([delete_element/2]). @@ -109,13 +110,13 @@ -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_binary/1, float_to_binary/2, - float_to_list/1, float_to_list/2]). + float_to_list/1, float_to_list/2, floor/1]). -export([fun_info/2, fun_info_mfa/1, fun_to_list/1, function_exported/3]). -export([garbage_collect/0, garbage_collect/1, garbage_collect/2]). -export([garbage_collect_message_area/0, get/0, get/1, get_keys/0, get_keys/1]). -export([get_module_info/1, get_stacktrace/0, group_leader/0]). -export([group_leader/2]). --export([halt/0, halt/1, halt/2, hash/2, +-export([halt/0, halt/1, halt/2, has_prepared_code_on_load/1, hibernate/3]). -export([insert_element/3]). -export([integer_to_binary/1, integer_to_list/1]). @@ -474,6 +475,13 @@ cancel_timer(_TimerRef) -> cancel_timer(_TimerRef, _Options) -> erlang:nif_error(undefined). +%% ceil/1 +%% Shadowed by erl_bif_types: erlang:ceil/1 +-spec ceil(Number) -> integer() when + Number :: number(). +ceil(_) -> + erlang:nif_error(undef). + %% check_old_code/1 -spec check_old_code(Module) -> boolean() when Module :: module(). @@ -837,6 +845,13 @@ float_to_list(_Float) -> float_to_list(_Float, _Options) -> erlang:nif_error(undefined). +%% floor/1 +%% Shadowed by erl_bif_types: erlang:floor/1 +-spec floor(Number) -> integer() when + Number :: number(). +floor(_) -> + erlang:nif_error(undef). + %% fun_info/2 -spec erlang:fun_info(Fun, Item) -> {Item, Info} when Fun :: function(), @@ -871,7 +886,7 @@ function_exported(_Module, _Function, _Arity) -> %% garbage_collect/0 -spec garbage_collect() -> true. garbage_collect() -> - erlang:nif_error(undefined). + erts_internal:garbage_collect(major). %% garbage_collect/1 -spec garbage_collect(Pid) -> GCResult when @@ -884,36 +899,39 @@ garbage_collect(Pid) -> error:Error -> erlang:error(Error, [Pid]) end. +-record(gcopt, { + async = sync :: sync | {async, _}, + type = major % default major, can also be minor + }). + %% garbage_collect/2 -spec garbage_collect(Pid, OptionList) -> GCResult | async when Pid :: pid(), RequestId :: term(), - Option :: {async, RequestId}, + Option :: {async, RequestId} | {type, 'major' | 'minor'}, OptionList :: [Option], GCResult :: boolean(). garbage_collect(Pid, OptionList) -> try - Async = get_gc_opts(OptionList, sync), - case Async of + GcOpts = get_gc_opts(OptionList, #gcopt{}), + case GcOpts#gcopt.async of {async, ReqId} -> {priority, Prio} = erlang:process_info(erlang:self(), priority), - erts_internal:request_system_task(Pid, - Prio, - {garbage_collect, ReqId}), + erts_internal:request_system_task( + Pid, Prio, {garbage_collect, ReqId, GcOpts#gcopt.type}), async; sync -> case Pid == erlang:self() of true -> - erlang:garbage_collect(); + erts_internal:garbage_collect(GcOpts#gcopt.type); false -> {priority, Prio} = erlang:process_info(erlang:self(), priority), ReqId = erlang:make_ref(), - erts_internal:request_system_task(Pid, - Prio, - {garbage_collect, - ReqId}), + erts_internal:request_system_task( + Pid, Prio, + {garbage_collect, ReqId, GcOpts#gcopt.type}), receive {garbage_collect, ReqId, GCResult} -> GCResult @@ -925,10 +943,12 @@ garbage_collect(Pid, OptionList) -> end. % gets async opt and verify valid option list -get_gc_opts([{async, _ReqId} = AsyncTuple | Options], _OldAsync) -> - get_gc_opts(Options, AsyncTuple); -get_gc_opts([], Async) -> - Async. +get_gc_opts([{async, _ReqId} = AsyncTuple | Options], GcOpt = #gcopt{}) -> + get_gc_opts(Options, GcOpt#gcopt{ async = AsyncTuple }); +get_gc_opts([{type, T} | Options], GcOpt = #gcopt{}) -> + get_gc_opts(Options, GcOpt#gcopt{ type = T }); +get_gc_opts([], GcOpt) -> + GcOpt. %% garbage_collect_message_area/0 -spec erlang:garbage_collect_message_area() -> boolean(). @@ -963,9 +983,10 @@ 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) -> +-spec erlang:get_module_info(Module) -> [{Item, term()}] when + Item :: module | exports | attributes | compile | native | md5, + Module :: atom(). +get_module_info(_Module) -> erlang:nif_error(undefined). %% get_stacktrace/0 @@ -1007,13 +1028,6 @@ halt(Status) -> 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). - %% has_prepared_code_on_load/1 -spec erlang:has_prepared_code_on_load(PreparedCode) -> boolean() when PreparedCode :: binary(). @@ -1862,10 +1876,12 @@ element(_N, _Tuple) -> erlang:nif_error(undefined). %% Not documented +-type module_info_key() :: attributes | compile | exports | functions | md5 + | module | native | native_addresses. -spec erlang:get_module_info(Module, Item) -> ModuleInfo when Module :: atom(), - Item :: module | exports | functions | attributes | compile | native_addresses | md5, - ModuleInfo :: atom() | [] | [{atom(), arity()}] | [{atom(), term()}] | [{atom(), arity(), integer()}]. + Item :: module_info_key(), + ModuleInfo :: term(). get_module_info(_Module, _Item) -> erlang:nif_error(undefined). @@ -2310,6 +2326,10 @@ spawn_opt(_Tuple) -> SchedulerId :: pos_integer(), ActiveTime :: non_neg_integer(), TotalTime :: non_neg_integer(); + (scheduler_wall_time_all) -> [{SchedulerId, ActiveTime, TotalTime}] | undefined when + SchedulerId :: pos_integer(), + ActiveTime :: non_neg_integer(), + TotalTime :: non_neg_integer(); (total_active_tasks) -> ActiveTasks when ActiveTasks :: non_neg_integer(); (total_run_queue_lengths) -> TotalRunQueueLenghts when @@ -2509,6 +2529,8 @@ tuple_to_list(_Tuple) -> Alloc :: atom(); ({allocator_sizes, Alloc}) -> [_] when %% More or less anything Alloc :: atom(); + (atom_count) -> pos_integer(); + (atom_limit) -> pos_integer(); (build_type) -> opt | debug | purify | quantify | purecov | gcov | valgrind | gprof | lcnt | frmptr; (c_compiler_used) -> {atom(), term()}; @@ -3989,6 +4011,7 @@ sched_wall_time(Ref, N, undefined) -> sched_wall_time(Ref, N, Acc) -> receive {Ref, undefined} -> sched_wall_time(Ref, N-1, undefined); + {Ref, SWTL} when erlang:is_list(SWTL) -> sched_wall_time(Ref, N-1, Acc ++ SWTL); {Ref, SWT} -> sched_wall_time(Ref, N-1, [SWT|Acc]) end. |