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-rw-r--r--erts/preloaded/src/.gitignore1
-rw-r--r--erts/preloaded/src/Makefile45
-rw-r--r--erts/preloaded/src/add_abstract_code44
-rw-r--r--erts/preloaded/src/erl_prim_loader.erl60
-rw-r--r--erts/preloaded/src/erlang.erl330
-rw-r--r--erts/preloaded/src/erts.app.src41
-rw-r--r--erts/preloaded/src/erts_internal.erl59
-rw-r--r--erts/preloaded/src/init.erl9
-rw-r--r--erts/preloaded/src/prim_eval.S70
-rw-r--r--erts/preloaded/src/prim_eval.erl28
-rw-r--r--erts/preloaded/src/prim_file.erl23
-rw-r--r--erts/preloaded/src/prim_inet.erl163
-rw-r--r--erts/preloaded/src/prim_zip.erl4
-rw-r--r--erts/preloaded/src/zlib.erl12
14 files changed, 721 insertions, 168 deletions
diff --git a/erts/preloaded/src/.gitignore b/erts/preloaded/src/.gitignore
new file mode 100644
index 0000000000..e4658fe142
--- /dev/null
+++ b/erts/preloaded/src/.gitignore
@@ -0,0 +1 @@
+prim_eval.abstr
diff --git a/erts/preloaded/src/Makefile b/erts/preloaded/src/Makefile
index a224b6a5d4..4ea2d41075 100644
--- a/erts/preloaded/src/Makefile
+++ b/erts/preloaded/src/Makefile
@@ -1,7 +1,7 @@
#
# %CopyrightBegin%
#
-# Copyright Ericsson AB 2008-2012. All Rights Reserved.
+# Copyright Ericsson AB 2008-2013. 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
@@ -32,7 +32,7 @@ STATIC_EBIN=../ebin
include $(ERL_TOP)/erts/vsn.mk
include $(ERL_TOP)/lib/kernel/vsn.mk
-PRE_LOADED_MODULES = \
+PRE_LOADED_ERL_MODULES = \
erl_prim_loader \
init \
prim_file \
@@ -43,19 +43,32 @@ PRE_LOADED_MODULES = \
erlang \
erts_internal
+PRE_LOADED_BEAM_MODULES = \
+ prim_eval
+
+PRE_LOADED_MODULES = $(PRE_LOADED_ERL_MODULES) $(PRE_LOADED_BEAM_MODULES)
+
RELSYSDIR = $(RELEASE_PATH)/lib/erts-$(VSN)
# not $(RELEASE_PATH)/erts-$(VSN)/preloaded
-ERL_FILES= $(PRE_LOADED_MODULES:%=%.erl)
+ERL_FILES= $(PRE_LOADED_ERL_MODULES:%=%.erl)
+BEAM_FILES= $(PRE_LOADED_BEAM_MODULES:%=%.S)
+STUBS_FILES= $(PRE_LOADED_BEAM_MODULES:%=%.erl)
-TARGET_FILES = $(PRE_LOADED_MODULES:%=$(EBIN)/%.$(EMULATOR))
+TARGET_FILES = $(PRE_LOADED_MODULES:%=$(EBIN)/%.$(EMULATOR)) \
+ $(APP_TARGET)
STATIC_TARGET_FILES = $(PRE_LOADED_MODULES:%=$(STATIC_EBIN)/%.$(EMULATOR))
+APP_FILE= erts.app
+APP_SRC= $(APP_FILE).src
+APP_TARGET= $(STATIC_EBIN)/$(APP_FILE)
+
+
KERNEL_SRC=$(ERL_TOP)/lib/kernel/src
KERNEL_INCLUDE=$(ERL_TOP)/lib/kernel/include
STDLIB_INCLUDE=$(ERL_TOP)/lib/stdlib/include
-ERL_COMPILE_FLAGS += +warn_obsolete_guard -I$(KERNEL_SRC) -I$(KERNEL_INCLUDE)
+ERL_COMPILE_FLAGS += +warn_obsolete_guard +debug_info -I$(KERNEL_SRC) -I$(KERNEL_INCLUDE)
debug opt: $(TARGET_FILES)
@@ -65,14 +78,17 @@ clean:
copy:
cp *.beam $(STATIC_EBIN)
+$(APP_TARGET): $(APP_SRC) $(ERL_TOP)/erts/vsn.mk
+ $(vsn_verbose)sed -e 's;%VSN%;$(VSN);' $< > $@
+
include $(ERL_TOP)/make/otp_release_targets.mk
-release_spec:
+release_spec: $(APP_TARGET)
$(INSTALL_DIR) "$(RELSYSDIR)/src"
- $(INSTALL_DATA) $(ERL_FILES) "$(RELSYSDIR)/src"
+ $(INSTALL_DATA) $(ERL_FILES) $(BEAM_FILES) $(STUBS_FILES) "$(RELSYSDIR)/src"
$(INSTALL_DIR) "$(RELSYSDIR)/ebin"
- $(INSTALL_DATA) $(STATIC_TARGET_FILES) "$(RELSYSDIR)/ebin"
+ $(INSTALL_DATA) $(STATIC_TARGET_FILES) $(APP_TARGET) "$(RELSYSDIR)/ebin"
release_docs_spec:
@@ -80,6 +96,19 @@ release_docs_spec:
list_preloaded:
@echo $(PRE_LOADED_MODULES)
+#
+# Combine a BEAM assembly script file a stub Erlang file into a BEAM file.
+# See add_abstract_chunk script.
+#
+
+prim_eval.abstr: prim_eval.erl
+ $(V_ERLC) $(ERL_COMPILE_FLAGS) -o$(dir $@) +dabstr $<
+
+prim_eval.beam: prim_eval.S prim_eval.abstr
+ $(gen_verbose)
+ $(V_at)$(ERLC) $(ERL_COMPILE_FLAGS) $<
+ $(V_at)escript add_abstract_code $@ prim_eval.abstr || (rm $@; exit 1)
+
# Include dependencies -- list below added by PaN
$(EBIN)/erl_prim_loader.beam: $(KERNEL_SRC)/inet_boot.hrl $(KERNEL_INCLUDE)/file.hrl
$(EBIN)/prim_file.beam: $(KERNEL_INCLUDE)/file.hrl
diff --git a/erts/preloaded/src/add_abstract_code b/erts/preloaded/src/add_abstract_code
new file mode 100644
index 0000000000..211a60c930
--- /dev/null
+++ b/erts/preloaded/src/add_abstract_code
@@ -0,0 +1,44 @@
+#!/usr/bin/env escript
+%% -*- erlang -*-
+
+%%
+%% %CopyrightBegin%
+%%
+%% Copyright Ericsson AB 2013. 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%
+%%
+
+-mode(compile).
+
+-export([main/1]).
+
+main([BeamFile,AbstrFile]) ->
+ {ok,_,Chunks0} = beam_lib:all_chunks(BeamFile),
+ {ok,Abstr} = file:consult(AbstrFile),
+ Chunks1 = lists:keyreplace("Abst", 1, Chunks0,
+ {"Abst",term_to_binary({raw_abstract_v1,Abstr})}),
+ {"CInf",CInf0} = lists:keyfind("CInf", 1, Chunks1),
+ CInf = fix_options(CInf0),
+ Chunks = lists:keyreplace("CInf", 1, Chunks1, {"CInf",CInf}),
+ {ok,Module} = beam_lib:build_module(Chunks),
+ ok = file:write_file(BeamFile, Module),
+ init:stop().
+
+fix_options(CInf0) ->
+ CInf1 = binary_to_term(CInf0),
+ {options,Opts0} = lists:keyfind(options, 1, CInf1),
+ Opts = Opts0 -- [from_asm],
+ CInf = lists:keyreplace(options, 1, CInf1, {options,Opts}),
+ term_to_binary(CInf).
diff --git a/erts/preloaded/src/erl_prim_loader.erl b/erts/preloaded/src/erl_prim_loader.erl
index e8ddfc4a57..6b86a427ba 100644
--- a/erts/preloaded/src/erl_prim_loader.erl
+++ b/erts/preloaded/src/erl_prim_loader.erl
@@ -42,11 +42,11 @@
%% Public
-export([start/3, set_path/1, get_path/0, get_file/1, get_files/2,
- list_dir/1, read_file_info/1, get_cwd/0, get_cwd/1]).
+ list_dir/1, read_file_info/1, read_link_info/1, get_cwd/0, get_cwd/1]).
%% Used by erl_boot_server
-export([prim_init/0, prim_get_file/2, prim_list_dir/2,
- prim_read_file_info/2, prim_get_cwd/2]).
+ prim_read_file_info/3, prim_get_cwd/2]).
%% Used by escript and code
-export([set_primary_archive/4, release_archives/0]).
@@ -223,6 +223,12 @@ list_dir(Dir) ->
read_file_info(File) ->
check_file_result(read_file_info, File, request({read_file_info,File})).
+-spec read_link_info(Filename) -> {'ok', FileInfo} | 'error' when
+ Filename :: string(),
+ FileInfo :: file:file_info().
+read_link_info(File) ->
+ check_file_result(read_link_info, File, request({read_link_info,File})).
+
-spec get_cwd() -> {'ok', string()} | 'error'.
get_cwd() ->
check_file_result(get_cwd, [], request({get_cwd,[]})).
@@ -262,6 +268,8 @@ check_file_result(_, _, {error,enoent}) ->
error;
check_file_result(_, _, {error,enotdir}) ->
error;
+check_file_result(_, _, {error,einval}) ->
+ error;
check_file_result(Func, Target, {error,Reason}) ->
case (catch atom_to_list(Reason)) of
{'EXIT',_} -> % exit trapped
@@ -323,6 +331,9 @@ loop(State, Parent, Paths) ->
{read_file_info,File} ->
{Res,State1} = handle_read_file_info(State, File),
{Res,State1,Paths};
+ {read_link_info,File} ->
+ {Res,State1} = handle_read_link_info(State, File),
+ {Res,State1,Paths};
{get_cwd,[]} ->
{Res,State1} = handle_get_cwd(State, []),
{Res,State1,Paths};
@@ -385,10 +396,15 @@ handle_list_dir(State = #state{loader = inet}, Dir) ->
?SAFE2(inet_list_dir(State, Dir), State).
handle_read_file_info(State = #state{loader = efile}, File) ->
- ?SAFE2(efile_read_file_info(State, File), State);
+ ?SAFE2(efile_read_file_info(State, File, true), State);
handle_read_file_info(State = #state{loader = inet}, File) ->
?SAFE2(inet_read_file_info(State, File), State).
+handle_read_link_info(State = #state{loader = efile}, File) ->
+ ?SAFE2(efile_read_file_info(State, File, false), State);
+handle_read_link_info(State = #state{loader = inet}, File) ->
+ ?SAFE2(inet_read_link_info(State, File), State).
+
handle_get_cwd(State = #state{loader = efile}, Drive) ->
?SAFE2(efile_get_cwd(State, Drive), State);
handle_get_cwd(State = #state{loader = inet}, Drive) ->
@@ -512,8 +528,8 @@ efile_list_dir(#state{prim_state = PS} = State, Dir) ->
{Res, PS2} = prim_list_dir(PS, Dir),
{Res, State#state{prim_state = PS2}}.
-efile_read_file_info(#state{prim_state = PS} = State, File) ->
- {Res, PS2} = prim_read_file_info(PS, File),
+efile_read_file_info(#state{prim_state = PS} = State, File, FollowLinks) ->
+ {Res, PS2} = prim_read_file_info(PS, File, FollowLinks),
{Res, State#state{prim_state = PS2}}.
efile_get_cwd(#state{prim_state = PS} = State, Drive) ->
@@ -716,6 +732,10 @@ inet_list_dir(State, Dir) ->
inet_read_file_info(State, File) ->
inet_send_and_rcv({read_file_info,File}, read_file_info, State).
+%% -> {{ok,Info},State} | {{error,Reason},State}
+inet_read_link_info(State, File) ->
+ inet_send_and_rcv({read_link_info,File}, read_link_info, State).
+
%% -> {{ok,Cwd},State} | {{error,Reason},State}
inet_get_cwd(State, []) ->
inet_send_and_rcv(get_cwd, get_cwd, State);
@@ -949,16 +969,18 @@ prim_list_dir(PS, Dir) ->
debug(PS, {return, Res2}),
{Res2, PS3}.
--spec prim_read_file_info(prim_state(), file:filename()) ->
+-spec prim_read_file_info(prim_state(), file:filename(), boolean()) ->
{{'ok', #file_info{}}, prim_state()}
| {{'error', term()}, prim_state()}.
-prim_read_file_info(PS, File) ->
+prim_read_file_info(PS, File, FollowLinks) ->
debug(PS, {read_file_info, File}),
{Res2, PS2} =
case name_split(PS#prim_state.primary_archive, File) of
{file, PrimFile} ->
- Res = prim_file:read_file_info(PrimFile),
- {Res, PS};
+ case FollowLinks of
+ true -> {prim_file:read_file_info(PrimFile), PS};
+ false -> {prim_file:read_link_info(PrimFile), PS}
+ end;
{archive, ArchiveFile, []} ->
%% Fake top directory
debug(PS, {archive_read_file_info, ArchiveFile}),
@@ -1041,7 +1063,7 @@ apply_archive(PS, Fun, Acc, Archive) ->
apply_archive(PS, Fun, Acc, Archive);
Error ->
debug(PS, {cache, {clear, Error}}),
- clear_cache(Archive, {ok, PrimZip}),
+ ok = clear_cache(Archive, {ok, PrimZip}),
apply_archive(PS, Fun, Acc, Archive)
end;
{Cache, FI} ->
@@ -1392,6 +1414,8 @@ absname_vr([Drive, $\: | NameRest], _) ->
%% Assumes normalized name
pathtype(Name) when is_list(Name) ->
case erlang:system_info(os_type) of
+ {ose, _} ->
+ unix_pathtype(Name);
{unix, _} ->
unix_pathtype(Name);
{win32, _} ->
@@ -1439,7 +1463,12 @@ normalize(Name, Acc) ->
[Atom | Rest] when is_atom(Atom) ->
normalize(atom_to_list(Atom) ++ Rest, Acc);
[$\\ | Chars] ->
- normalize(Chars, [$/ | Acc]);
+ case erlang:system_info(os_type) of
+ {win32, _} ->
+ normalize(Chars, [$/ | Acc]);
+ _ ->
+ normalize(Chars, [$\\ | Acc])
+ end;
[Char | Chars] ->
normalize(Chars, [Char | Acc]);
[] ->
@@ -1478,7 +1507,14 @@ real_path(Name,[Path|Paths],Acc,Links) ->
[""|_] = LinkPaths ->
real_path(Name,LinkPaths++Paths,[],[ThisFile|Links]);
LinkPaths ->
- real_path(Name,LinkPaths++Paths,Acc,[ThisFile|Links])
+ % windows currently does not allow creation of relative symlinks
+ % across different drives
+ case erlang:system_info(os_type) of
+ {win32, _} ->
+ real_path(Name,LinkPaths++Paths,[],[ThisFile|Links]);
+ _ ->
+ real_path(Name,LinkPaths++Paths,Acc,[ThisFile|Links])
+ end
end;
_ ->
real_path(Name,Paths,This,Links)
diff --git a/erts/preloaded/src/erlang.erl b/erts/preloaded/src/erlang.erl
index 8e4a471a82..611a568014 100644
--- a/erts/preloaded/src/erlang.erl
+++ b/erts/preloaded/src/erlang.erl
@@ -45,7 +45,8 @@
-export([alloc_info/1, alloc_sizes/1]).
-export([gather_sched_wall_time_result/1,
- await_sched_wall_time_modifications/2]).
+ await_sched_wall_time_modifications/2,
+ gather_gc_info_result/1]).
-deprecated([hash/2]).
@@ -78,9 +79,10 @@
-export([binary_to_integer/1,binary_to_integer/2]).
-export([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([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, check_old_code/1, check_process_code/2, crc32/1]).
+-export([cancel_timer/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]).
-export([delete_module/1, demonitor/1, demonitor/2, display/1]).
@@ -89,8 +91,8 @@
-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]).
--export([fun_info/2, fun_to_list/1, function_exported/3]).
--export([garbage_collect/0, garbage_collect/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/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]).
@@ -98,14 +100,13 @@
-export([integer_to_binary/1, integer_to_list/1]).
-export([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_atom/1, list_to_binary/1]).
-export([list_to_bitstring/1, list_to_existing_atom/1, list_to_float/1]).
-export([list_to_integer/1, list_to_integer/2]).
-export([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([localtime/0, make_ref/0, map_size/1, 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([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]).
@@ -126,7 +127,7 @@
-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_list/1, is_map/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,
@@ -187,6 +188,7 @@
'busy_port' |
'busy_dist_port' |
{'long_gc', non_neg_integer()} |
+ {'long_schedule', non_neg_integer()} |
{'large_heap', non_neg_integer()}.
@@ -382,12 +384,6 @@ bit_size(_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().
@@ -427,11 +423,71 @@ check_old_code(_Module) ->
erlang:nif_error(undefined).
%% check_process_code/2
--spec check_process_code(Pid, Module) -> boolean() when
+-spec check_process_code(Pid, Module) -> CheckResult when
Pid :: pid(),
- Module :: module().
-check_process_code(_Pid, _Module) ->
- erlang:nif_error(undefined).
+ Module :: module(),
+ CheckResult :: boolean().
+check_process_code(Pid, Module) ->
+ try
+ erlang:check_process_code(Pid, Module, [{allow_gc, true}])
+ catch
+ error:Error -> erlang:error(Error, [Pid, Module])
+ end.
+
+%% check_process_code/3
+-spec check_process_code(Pid, Module, OptionList) -> CheckResult | async when
+ Pid :: pid(),
+ Module :: module(),
+ RequestId :: term(),
+ Option :: {async, RequestId} | {allow_gc, boolean()},
+ OptionList :: [Option],
+ CheckResult :: boolean() | aborted.
+check_process_code(Pid, Module, OptionList) ->
+ try
+ {Async, AllowGC} = get_cpc_opts(OptionList, sync, true),
+ case Async of
+ {async, ReqId} ->
+ {priority, Prio} = erlang:process_info(erlang:self(),
+ priority),
+ erts_internal:request_system_task(Pid,
+ Prio,
+ {check_process_code,
+ ReqId,
+ Module,
+ AllowGC}),
+ async;
+ sync ->
+ case Pid == erlang:self() of
+ true ->
+ erts_internal:check_process_code(Module,
+ [{allow_gc, AllowGC}]);
+ false ->
+ {priority, Prio} = erlang:process_info(erlang:self(),
+ priority),
+ ReqId = erlang:make_ref(),
+ erts_internal:request_system_task(Pid,
+ Prio,
+ {check_process_code,
+ ReqId,
+ Module,
+ AllowGC}),
+ receive
+ {check_process_code, ReqId, CheckResult} ->
+ CheckResult
+ end
+ end
+ end
+ catch
+ error:Error -> erlang:error(Error, [Pid, Module, OptionList])
+ end.
+
+% gets async and allow_gc opts and verify valid option list
+get_cpc_opts([{async, _ReqId} = AsyncTuple | Options], _OldAsync, AllowGC) ->
+ get_cpc_opts(Options, AsyncTuple, AllowGC);
+get_cpc_opts([{allow_gc, AllowGC} | Options], Async, _OldAllowGC) ->
+ get_cpc_opts(Options, Async, AllowGC);
+get_cpc_opts([], Async, AllowGC) ->
+ {Async, AllowGC}.
%% crc32/1
-spec erlang:crc32(Data) -> non_neg_integer() when
@@ -771,6 +827,15 @@ float_to_list(_Float, _Options) ->
fun_info(_Fun, _Item) ->
erlang:nif_error(undefined).
+%% fun_info_mfa/1
+-spec erlang:fun_info_mfa(Fun) -> {Mod, Name, Arity} when
+ Fun :: function(),
+ Mod :: atom(),
+ Name :: atom(),
+ Arity :: non_neg_integer().
+fun_info_mfa(_Fun) ->
+ erlang:nif_error(undefined).
+
%% fun_to_list/1
-spec erlang:fun_to_list(Fun) -> string() when
Fun :: function().
@@ -791,10 +856,61 @@ garbage_collect() ->
erlang:nif_error(undefined).
%% garbage_collect/1
--spec garbage_collect(Pid) -> boolean() when
- Pid :: pid().
-garbage_collect(_Pid) ->
- erlang:nif_error(undefined).
+-spec garbage_collect(Pid) -> GCResult when
+ Pid :: pid(),
+ GCResult :: boolean().
+garbage_collect(Pid) ->
+ try
+ erlang:garbage_collect(Pid, [])
+ catch
+ error:Error -> erlang:error(Error, [Pid])
+ end.
+
+%% garbage_collect/2
+-spec garbage_collect(Pid, OptionList) -> GCResult | async when
+ Pid :: pid(),
+ RequestId :: term(),
+ Option :: {async, RequestId},
+ OptionList :: [Option],
+ GCResult :: boolean().
+garbage_collect(Pid, OptionList) ->
+ try
+ Async = get_gc_opts(OptionList, sync),
+ case Async of
+ {async, ReqId} ->
+ {priority, Prio} = erlang:process_info(erlang:self(),
+ priority),
+ erts_internal:request_system_task(Pid,
+ Prio,
+ {garbage_collect, ReqId}),
+ async;
+ sync ->
+ case Pid == erlang:self() of
+ true ->
+ erlang:garbage_collect();
+ false ->
+ {priority, Prio} = erlang:process_info(erlang:self(),
+ priority),
+ ReqId = erlang:make_ref(),
+ erts_internal:request_system_task(Pid,
+ Prio,
+ {garbage_collect,
+ ReqId}),
+ receive
+ {garbage_collect, ReqId, GCResult} ->
+ GCResult
+ end
+ end
+ end
+ catch
+ error:Error -> erlang:error(Error, [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.
%% garbage_collect_message_area/0
-spec erlang:garbage_collect_message_area() -> boolean().
@@ -959,12 +1075,6 @@ list_to_atom(_String) ->
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().
@@ -1025,6 +1135,12 @@ localtime() ->
make_ref() ->
erlang:nif_error(undefined).
+%% Shadowed by erl_bif_types: erlang:map_size/1
+-spec map_size(Map) -> non_neg_integer() when
+ Map :: map().
+map_size(_Map) ->
+ erlang:nif_error(undefined).
+
%% match_spec_test/3
-spec erlang:match_spec_test(P1, P2, P3) -> TestResult when
P1 :: [term()] | tuple(),
@@ -1071,8 +1187,8 @@ module_loaded(_Module) ->
%% monitor/2
-spec monitor(Type, Item) -> MonitorRef when
Type :: process,
- Item :: pid() | Module | {Module, Node},
- Module :: module(),
+ Item :: pid() | RegName | {RegName, Node},
+ RegName :: module(),
Node :: node(),
MonitorRef :: reference().
monitor(_Type, _Item) ->
@@ -1615,6 +1731,12 @@ is_number(_Term) ->
is_pid(_Term) ->
erlang:nif_error(undefined).
+%% Shadowed by erl_bif_types: erlang:is_map/1
+-spec is_map(Term) -> boolean() when
+ Term :: term().
+is_map(_Term) ->
+ erlang:nif_error(undefined).
+
%% Shadowed by erl_bif_types: erlang:is_port/1
-spec is_port(Term) -> boolean() when
Term :: term().
@@ -1713,15 +1835,15 @@ nodes(_Arg) ->
erlang:nif_error(undefined).
-spec open_port(PortName, PortSettings) -> port() when
- PortName :: {spawn, Command :: string()} |
- {spawn_driver, Command :: [byte()]} |
+ PortName :: {spawn, Command :: string() | binary()} |
+ {spawn_driver, Command :: string() | binary()} |
{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()}
+ | {cd, Dir :: string() | binary()}
| {env, Env :: [{Name :: string(), Val :: string() | false}]}
| {args, [string() | binary()]}
| {arg0, string() | binary()}
@@ -1785,7 +1907,7 @@ process_flag(_Flag, _Value) ->
links |
last_calls |
memory |
- message_que_len |
+ message_queue_len |
messages |
min_heap_size |
min_bin_vheap_size |
@@ -1824,7 +1946,7 @@ process_flag(_Flag, _Value) ->
{links, PidsAndPorts :: [pid() | port()]} |
{last_calls, false | (Calls :: [mfa()])} |
{memory, Size :: non_neg_integer()} |
- {message_que_len, MessageQueueLen :: non_neg_integer()} |
+ {message_queue_len, MessageQueueLen :: non_neg_integer()} |
{messages, MessageQueue :: [term()]} |
{min_heap_size, MinHeapSize :: non_neg_integer()} |
{min_bin_vheap_size, MinBinVHeapSize :: non_neg_integer()} |
@@ -1905,11 +2027,11 @@ setelement(_Index, _Tuple1, _Value) ->
Function :: atom(),
Args :: [term()],
Options :: [Option],
- Option :: link | monitor | {priority, Level}
+ Option :: link | monitor
+ | {priority, Level :: 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.
+ | {min_bin_vheap_size, VSize :: non_neg_integer()}.
spawn_opt(_Tuple) ->
erlang:nif_error(undefined).
@@ -1966,6 +2088,10 @@ subtract(_,_) ->
(cpu_topology, CpuTopology) -> OldCpuTopology when
CpuTopology :: cpu_topology(),
OldCpuTopology :: cpu_topology();
+ (dirty_cpu_schedulers_online, DirtyCPUSchedulersOnline) ->
+ OldDirtyCPUSchedulersOnline when
+ DirtyCPUSchedulersOnline :: pos_integer(),
+ OldDirtyCPUSchedulersOnline :: pos_integer();
(fullsweep_after, Number) -> OldNumber when
Number :: non_neg_integer(),
OldNumber :: non_neg_integer();
@@ -2086,7 +2212,7 @@ tuple_to_list(_Tuple) ->
({allocator_sizes, Alloc}) -> [_] when %% More or less anything
Alloc :: atom();
(build_type) -> opt | debug | purify | quantify | purecov |
- gcov | valgrind | gprof | lcnt;
+ gcov | valgrind | gprof | lcnt | frmptr;
(c_compiler_used) -> {atom(), term()};
(check_io) -> [_];
(compat_rel) -> integer();
@@ -2096,14 +2222,19 @@ tuple_to_list(_Tuple) ->
CpuTopology :: cpu_topology();
(creation) -> integer();
(debug_compiled) -> boolean();
+ (dirty_cpu_schedulers) -> non_neg_integer();
+ (dirty_cpu_schedulers_online) -> non_neg_integer();
+ (dirty_io_schedulers) -> non_neg_integer();
(dist) -> binary();
+ (dist_buf_busy_limit) -> non_neg_integer();
(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();
+ (eager_check_io) -> boolean();
+ (ets_limit) -> pos_integer();
(fullsweep_after) -> {fullsweep_after, non_neg_integer()};
(garbage_collection) -> [{atom(), integer()}];
(heap_sizes) -> [non_neg_integer()];
@@ -2121,6 +2252,7 @@ tuple_to_list(_Tuple) ->
(modified_timing_level) -> integer() | undefined;
(multi_scheduling) -> disabled | blocked | enabled;
(multi_scheduling_blockers) -> [PID :: pid()];
+ (nif_version) -> string();
(otp_release) -> string();
(port_count) -> non_neg_integer();
(port_limit) -> pos_integer();
@@ -2143,6 +2275,7 @@ tuple_to_list(_Tuple) ->
(system_architecture) -> string();
(threads) -> boolean();
(thread_pool_size) -> non_neg_integer();
+ (tolerant_timeofday) -> enabled | disabled;
(trace_control_word) -> non_neg_integer();
(update_cpu_info) -> changed | unchanged;
(version) -> string();
@@ -2244,11 +2377,11 @@ spawn_monitor(M, F, A) ->
-spec spawn_opt(Fun, Options) -> pid() | {pid(), reference()} when
Fun :: function(),
Options :: [Option],
- Option :: link | monitor | {priority, Level}
+ Option :: link | monitor
+ | {priority, Level :: 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.
+ | {min_bin_vheap_size, VSize :: non_neg_integer()}.
spawn_opt(F, O) when erlang:is_function(F) ->
spawn_opt(erlang, apply, [F, []], O);
spawn_opt({M,F}=MF, O) when erlang:is_atom(M), erlang:is_atom(F) ->
@@ -2262,11 +2395,11 @@ spawn_opt(F, O) ->
Node :: node(),
Fun :: function(),
Options :: [Option],
- Option :: link | monitor | {priority, Level}
+ Option :: link | monitor
+ | {priority, Level :: 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.
+ | {min_bin_vheap_size, VSize :: non_neg_integer()}.
spawn_opt(N, F, O) when N =:= erlang:node() ->
spawn_opt(F, O);
spawn_opt(N, F, O) when erlang:is_function(F) ->
@@ -2354,11 +2487,11 @@ spawn_link(N,M,F,A) ->
Function :: atom(),
Args :: [term()],
Options :: [Option],
- Option :: link | monitor | {priority, Level}
+ Option :: link | monitor
+ | {priority, Level :: 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.
+ | {min_bin_vheap_size, VSize :: non_neg_integer()}.
spawn_opt(M, F, A, Opts) ->
case catch erlang:spawn_opt({M,F,A,Opts}) of
{'EXIT',{Reason,_}} ->
@@ -2374,11 +2507,11 @@ spawn_opt(M, F, A, Opts) ->
Function :: atom(),
Args :: [term()],
Options :: [Option],
- Option :: link | monitor | {priority, Level}
+ Option :: link | monitor
+ | {priority, Level :: 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.
+ | {min_bin_vheap_size, VSize :: non_neg_integer()}.
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) ->
@@ -2705,26 +2838,14 @@ port_info(Port, Item) ->
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.
+port_set_data(_Port, _Data) ->
+ erlang:nif_error(undefined).
-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.
+port_get_data(_Port) ->
+ erlang:nif_error(undefined).
%%
%% If the emulator wants to perform a distributed command and
@@ -2901,22 +3022,23 @@ integer_to_binary(I, Base)
when erlang:is_integer(I), erlang:is_integer(Base),
Base >= 2, Base =< 1+$Z-$A+10 ->
if I < 0 ->
- <<"$-",(integer_to_binary(-I, Base, []))/binary>>;
+ <<$-,(integer_to_binary(-I, Base, <<>>))/binary>>;
true ->
integer_to_binary(I, Base, <<>>)
end;
integer_to_binary(I, Base) ->
erlang:error(badarg, [I, Base]).
-integer_to_binary(0, _Base, R0) ->
- R0;
integer_to_binary(I0, Base, R0) ->
D = I0 rem Base,
I1 = I0 div Base,
- if D >= 10 ->
- integer_to_binary(I1,Base,<<(D-10+$A),R0/binary>>);
- true ->
- integer_to_binary(I1,Base,<<(D+$0),R0/binary>>)
+ R1 = if
+ D >= 10 -> <<(D-10+$A),R0/binary>>;
+ true -> <<(D+$0),R0/binary>>
+ end,
+ if
+ I1 =:= 0 -> R1;
+ true -> integer_to_binary(I1, Base, R1)
end.
%% erlang:flush_monitor_message/2 is for internal use only!
@@ -3125,8 +3247,8 @@ max(A, _) -> A.
| '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]).
+-define(CARRIER_ALLOCS, [mseg_alloc]).
+-define(LOW_ALLOCS, [ll_low_alloc, std_low_alloc]).
-define(ALL_NEEDED_ALLOCS, (erlang:system_info(alloc_util_allocators)
-- ?CARRIER_ALLOCS)).
@@ -3293,12 +3415,16 @@ get_blocks_size([{blocks_size, Sz, _, _} | Rest], Acc) ->
get_blocks_size(Rest, Acc+Sz);
get_blocks_size([{_, _, _, _} | Rest], Acc) ->
get_blocks_size(Rest, Acc);
+get_blocks_size([{blocks_size, Sz} | Rest], Acc) ->
+ get_blocks_size(Rest, Acc+Sz);
+get_blocks_size([{_, _} | Rest], Acc) ->
+ get_blocks_size(Rest, Acc);
get_blocks_size([], Acc) ->
Acc.
blocks_size([{Carriers, SizeList} | Rest], Acc) when Carriers == mbcs;
- Carriers == sbcs;
- Carriers == sbmbcs ->
+ Carriers == mbcs_pool;
+ Carriers == sbcs ->
blocks_size(Rest, get_blocks_size(SizeList, Acc));
blocks_size([_ | Rest], Acc) ->
blocks_size(Rest, Acc);
@@ -3317,6 +3443,9 @@ get_fix_proc([], Acc) ->
fix_proc([{fix_types, SizeList} | _Rest], Acc) ->
get_fix_proc(SizeList, Acc);
+fix_proc([{fix_types, Mask, SizeList} | _Rest], Acc) ->
+ {A, U} = get_fix_proc(SizeList, Acc),
+ {Mask, A, U};
fix_proc([_ | Rest], Acc) ->
fix_proc(Rest, Acc);
fix_proc([], Acc) ->
@@ -3368,13 +3497,21 @@ au_mem_data(#memory{total = Tot,
processes_used = ProcU,
system = Sys} = Mem,
[{fix_alloc, _, Data} | Rest]) ->
- {A, U} = fix_proc(Data, {0, 0}),
Sz = blocks_size(Data, 0),
- au_mem_data(Mem#memory{total = Tot+Sz,
- processes = Proc+A,
- processes_used = ProcU+U,
- system = Sys+Sz-A},
- Rest);
+ case fix_proc(Data, {0, 0}) of
+ {A, U} ->
+ au_mem_data(Mem#memory{total = Tot+Sz,
+ processes = Proc+A,
+ processes_used = ProcU+U,
+ system = Sys+Sz-A},
+ Rest);
+ {Mask, A, U} ->
+ au_mem_data(Mem#memory{total = Tot+Sz,
+ processes = Mask band (Proc+A),
+ processes_used = Mask band (ProcU+U),
+ system = Mask band (Sys+Sz-A)},
+ Rest)
+ end;
au_mem_data(#memory{total = Tot,
system = Sys,
low = Low} = Mem,
@@ -3392,7 +3529,7 @@ au_mem_data(EMD, []) ->
au_mem_data(Allocs) ->
Ref = erlang:make_ref(),
- erlang:system_info({allocator_sizes, Ref, Allocs}),
+ erlang:system_info({memory_internal, Ref, Allocs}),
receive_emd(Ref).
receive_emd(_Ref, EMD, 0) ->
@@ -3492,6 +3629,8 @@ mk_res_list([]) ->
mk_res_list([Alloc | Rest]) ->
[{Alloc, []} | mk_res_list(Rest)].
+insert_instance(I, N, Rest) when erlang:is_atom(N) ->
+ [{N, I} | Rest];
insert_instance(I, N, []) ->
[{instance, N, I}];
insert_instance(I, N, [{instance, M, _}|_] = Rest) when N < M ->
@@ -3548,3 +3687,18 @@ sched_wall_time(Ref, N, Acc) ->
{Ref, undefined} -> sched_wall_time(Ref, N-1, undefined);
{Ref, SWT} -> sched_wall_time(Ref, N-1, [SWT|Acc])
end.
+
+-spec erlang:gather_gc_info_result(Ref) ->
+ {number(),number(),0} when Ref :: reference().
+
+gather_gc_info_result(Ref) when erlang:is_reference(Ref) ->
+ gc_info(Ref, erlang:system_info(schedulers), {0,0}).
+
+gc_info(_Ref, 0, {Colls,Recl}) ->
+ {Colls,Recl,0};
+gc_info(Ref, N, {OrigColls,OrigRecl}) ->
+ receive
+ {Ref, {_,Colls, Recl}} ->
+ gc_info(Ref, N-1, {Colls+OrigColls,Recl+OrigRecl})
+ end.
+
diff --git a/erts/preloaded/src/erts.app.src b/erts/preloaded/src/erts.app.src
new file mode 100644
index 0000000000..345a6ae3be
--- /dev/null
+++ b/erts/preloaded/src/erts.app.src
@@ -0,0 +1,41 @@
+%%
+%% %CopyrightBegin%
+%%
+%% Copyright Ericsson AB 2013. 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%
+%%
+{application, erts, [
+ {description, "ERTS CXC 138 10"},
+ {vsn, "%VSN%"},
+ {modules, [
+ %% preloaded
+ erlang,
+ erl_prim_loader,
+ erts_internal,
+ init,
+ otp_ring0,
+ prim_eval,
+ prim_file,
+ prim_inet,
+ prim_zip,
+ zlib
+ ]},
+ {registered, []},
+ {applications, []},
+ {env, []},
+ {runtime_dependencies, ["stdlib-2.0", "kernel-3.0", "sasl-2.4"]}
+ ]}.
+
+%% vim: ft=erlang
diff --git a/erts/preloaded/src/erts_internal.erl b/erts/preloaded/src/erts_internal.erl
index f1c83f4518..2c5bd82cf0 100644
--- a/erts/preloaded/src/erts_internal.erl
+++ b/erts/preloaded/src/erts_internal.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 2012. All Rights Reserved.
+%% Copyright Ericsson AB 2012-2013. 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
@@ -29,10 +29,14 @@
-module(erts_internal).
-export([await_port_send_result/3]).
-
+-export([cmp_term/2]).
+-export([map_to_tuple_keys/1]).
-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]).
+ port_control/3, port_call/3, port_info/1, port_info/2]).
+
+-export([request_system_task/3]).
+
+-export([check_process_code/2]).
%%
%% Await result of send to port
@@ -86,19 +90,6 @@ port_control(_Port, _Operation, _Data) ->
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()} |
@@ -153,3 +144,37 @@ port_info(_Result) ->
port_info(_Result, _Item) ->
erlang:nif_error(undefined).
+
+-spec request_system_task(Pid, Prio, Request) -> 'ok' when
+ Prio :: 'max' | 'high' | 'normal' | 'low',
+ Request :: {'garbage_collect', term()}
+ | {'check_process_code', term(), module(), boolean()},
+ Pid :: pid().
+
+request_system_task(_Pid, _Prio, _Request) ->
+ erlang:nif_error(undefined).
+
+-spec check_process_code(Module, OptionList) -> boolean() when
+ Module :: module(),
+ Option :: {allow_gc, boolean()},
+ OptionList :: [Option].
+check_process_code(_Module, _OptionList) ->
+ erlang:nif_error(undefined).
+
+%% term compare where integer() < float() = true
+
+-spec cmp_term(A,B) -> Result when
+ A :: term(),
+ B :: term(),
+ Result :: -1 | 0 | 1.
+
+cmp_term(_A,_B) ->
+ erlang:nif_error(undefined).
+
+%% return the internal key tuple for map keys
+-spec map_to_tuple_keys(M) -> Keys when
+ M :: map(),
+ Keys :: tuple().
+
+map_to_tuple_keys(_M) ->
+ erlang:nif_error(undefined).
diff --git a/erts/preloaded/src/init.erl b/erts/preloaded/src/init.erl
index 61d8df2428..e95e11b3e6 100644
--- a/erts/preloaded/src/init.erl
+++ b/erts/preloaded/src/init.erl
@@ -465,7 +465,10 @@ make_permanent(Boot,Config,Flags0,State) ->
set_flag(_Flag,false,Flags) ->
{ok,Flags};
set_flag(Flag,Value,Flags) when is_list(Value) ->
- case catch list_to_binary(Value) of
+ %% The flag here can be -boot or -config, which means the value is
+ %% a file name! Thus the file name encoding is used when coverting.
+ Encoding = file:native_name_encoding(),
+ case catch unicode:characters_to_binary(Value,Encoding,Encoding) of
{'EXIT',_} ->
{error,badarg};
AValue ->
@@ -1038,14 +1041,14 @@ start_em([]) -> ok.
start_it([]) ->
ok;
start_it({eval,Bin}) ->
- Str = binary_to_list(Bin),
+ Str = b2s(Bin),
{ok,Ts,_} = erl_scan:string(Str),
Ts1 = case reverse(Ts) of
[{dot,_}|_] -> Ts;
TsR -> reverse([{dot,1} | TsR])
end,
{ok,Expr} = erl_parse:parse_exprs(Ts1),
- erl_eval:exprs(Expr, erl_eval:new_bindings()),
+ {value, _Value, _Bs} = erl_eval:exprs(Expr, erl_eval:new_bindings()),
ok;
start_it([_|_]=MFA) ->
Ref = make_ref(),
diff --git a/erts/preloaded/src/prim_eval.S b/erts/preloaded/src/prim_eval.S
new file mode 100644
index 0000000000..958a79a1da
--- /dev/null
+++ b/erts/preloaded/src/prim_eval.S
@@ -0,0 +1,70 @@
+%%
+%% %CopyrightBegin%
+%%
+%% Copyright Ericsson AB 2013. 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%
+%%
+{module, prim_eval}.
+
+%% This module uses low-level BEAM instructions for the message queue facility
+%% to allow erl_eval to evaluate receive expressions correctly.
+
+{exports, [{'receive',2},{module_info,0},{module_info,1}]}.
+
+{attributes, []}.
+
+{labels, 10}.
+
+
+{function, 'receive', 2, 2}.
+ {label,1}.
+ {func_info,{atom,prim_eval},{atom,'receive'},2}.
+ {label,2}.
+ {allocate,2,2}.
+ {move,{x,1},{y,0}}.
+ {move,{x,0},{y,1}}.
+ {label,3}.
+ {loop_rec,{f,5},{x,0}}.
+ {move,{y,1},{x,1}}.
+ {call_fun,1}.
+ {test,is_ne_exact,{f,4},[{x,0},{atom,nomatch}]}.
+ remove_message.
+ {deallocate,2}.
+ return.
+ {label,4}.
+ {loop_rec_end,{f,3}}.
+ {label,5}.
+ {wait_timeout,{f,3},{y,0}}.
+ timeout.
+ {move,{atom,timeout},{x,0}}.
+ {deallocate,2}.
+ return.
+
+
+{function, module_info, 0, 8}.
+ {label,6}.
+ {func_info,{atom,prim_eval},{atom,module_info},0}.
+ {label,7}.
+ {move,{atom,prim_eval},{x,0}}.
+ {call_ext_only,1,{extfunc,erlang,get_module_info,1}}.
+
+
+{function, module_info, 1, 10}.
+ {label,8}.
+ {func_info,{atom,prim_eval},{atom,module_info},1}.
+ {label,9}.
+ {move,{x,0},{x,1}}.
+ {move,{atom,prim_eval},{x,0}}.
+ {call_ext_only,2,{extfunc,erlang,get_module_info,2}}.
diff --git a/erts/preloaded/src/prim_eval.erl b/erts/preloaded/src/prim_eval.erl
new file mode 100644
index 0000000000..ec5af8c138
--- /dev/null
+++ b/erts/preloaded/src/prim_eval.erl
@@ -0,0 +1,28 @@
+%%
+%% %CopyrightBegin%
+%%
+%% Copyright Ericsson AB 2013. 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%
+%%
+-module(prim_eval).
+
+%% This module is simply a stub which abstract code gets included in the result
+%% of compilation of prim_eval.S, to keep Dialyzer happy.
+
+-export(['receive'/2]).
+
+-spec 'receive'(fun((term()) -> nomatch | T), timeout()) -> T.
+'receive'(_, _) ->
+ erlang:nif_error(stub).
diff --git a/erts/preloaded/src/prim_file.erl b/erts/preloaded/src/prim_file.erl
index 489e8ca4ea..34679404a2 100644
--- a/erts/preloaded/src/prim_file.erl
+++ b/erts/preloaded/src/prim_file.erl
@@ -27,7 +27,7 @@
%% Generic file contents operations
-export([open/2, close/1, datasync/1, sync/1, advise/4, position/2, truncate/1,
write/2, pwrite/2, pwrite/3, read/2, read_line/1, pread/2, pread/3,
- copy/3, sendfile/10, allocate/3]).
+ copy/3, sendfile/8, allocate/3]).
%% Specialized file operations
-export([open/1, open/3]).
@@ -123,9 +123,11 @@
-define(EFILE_MODE_APPEND, 4).
-define(EFILE_COMPRESSED, 8).
-define(EFILE_MODE_EXCL, 16).
+%% Note: bit 5 (32) is used internally for VxWorks
+-define(EFILE_MODE_SYNC, 64).
%% Use this mask to get just the mode bits to be passed to the driver.
--define(EFILE_MODE_MASK, 31).
+-define(EFILE_MODE_MASK, 127).
%% Seek modes for the driver's seek function.
-define(EFILE_SEEK_SET, 0).
@@ -147,6 +149,9 @@
-define(POSIX_FADV_DONTNEED, 4).
-define(POSIX_FADV_NOREUSE, 5).
+%% Sendfile flags
+-define(EFILE_SENDFILE_USE_THREADS, 1).
+
%%% BIFs
@@ -580,13 +585,14 @@ write_file(_, _) ->
% {error, enotsup};
sendfile(#file_descriptor{module = ?MODULE, data = {Port, _}},
Dest, Offset, Bytes, _ChunkSize, Headers, Trailers,
- _Nodiskio, _MNowait, _Sync) ->
+ Flags) ->
case erlang:port_get_data(Dest) of
Data when Data == inet_tcp; Data == inet6_tcp ->
ok = inet:lock_socket(Dest,true),
{ok, DestFD} = prim_inet:getfd(Dest),
+ IntFlags = translate_sendfile_flags(Flags),
try drv_command(Port, [<<?FILE_SENDFILE, DestFD:32,
- 0:8,
+ IntFlags:8,
Offset:64/unsigned,
Bytes:64/unsigned,
(iolist_size(Headers)):32/unsigned,
@@ -599,6 +605,13 @@ sendfile(#file_descriptor{module = ?MODULE, data = {Port, _}},
{error,badarg}
end.
+translate_sendfile_flags([{use_threads,true}|T]) ->
+ ?EFILE_SENDFILE_USE_THREADS bor translate_sendfile_flags(T);
+translate_sendfile_flags([_|T]) ->
+ translate_sendfile_flags(T);
+translate_sendfile_flags([]) ->
+ 0.
+
%%%-----------------------------------------------------------------
%%% Functions operating on files without handle to the file. ?DRV.
@@ -1197,6 +1210,8 @@ open_mode([append|Rest], Mode, Portopts, Setopts) ->
Portopts, Setopts);
open_mode([exclusive|Rest], Mode, Portopts, Setopts) ->
open_mode(Rest, Mode bor ?EFILE_MODE_EXCL, Portopts, Setopts);
+open_mode([sync|Rest], Mode, Portopts, Setopts) ->
+ open_mode(Rest, Mode bor ?EFILE_MODE_SYNC, Portopts, Setopts);
open_mode([delayed_write|Rest], Mode, Portopts, Setopts) ->
open_mode([{delayed_write, 64*1024, 2000}|Rest], Mode,
Portopts, Setopts);
diff --git a/erts/preloaded/src/prim_inet.erl b/erts/preloaded/src/prim_inet.erl
index 21d23159f0..79ff013c77 100644
--- a/erts/preloaded/src/prim_inet.erl
+++ b/erts/preloaded/src/prim_inet.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 2000-2012. All Rights Reserved.
+%% Copyright Ericsson AB 2000-2013. 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
@@ -25,7 +25,7 @@
%% Primitive inet_drv interface
--export([open/3, fdopen/4, close/1]).
+-export([open/3, open/4, fdopen/4, fdopen/5, close/1]).
-export([bind/3, listen/1, listen/2, peeloff/2]).
-export([connect/3, connect/4, async_connect/4]).
-export([accept/1, accept/2, async_accept/2]).
@@ -41,8 +41,8 @@
getifaddrs/1, getiflist/1, ifget/3, ifset/3,
gethostname/1]).
-export([getservbyname/3, getservbyport/3]).
--export([peername/1, setpeername/2]).
--export([sockname/1, setsockname/2]).
+-export([peername/1, setpeername/2, peernames/1, peernames/2]).
+-export([sockname/1, setsockname/2, socknames/1, socknames/2]).
-export([attach/1, detach/1]).
-include("inet_sctp.hrl").
@@ -64,22 +64,36 @@
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
open(Protocol, Family, Type) ->
- open(Protocol, Family, Type, ?INET_REQ_OPEN, []).
+ open(Protocol, Family, Type, [], ?INET_REQ_OPEN, []).
+
+open(Protocol, Family, Type, Opts) ->
+ open(Protocol, Family, Type, Opts, ?INET_REQ_OPEN, []).
fdopen(Protocol, Family, Type, Fd) when is_integer(Fd) ->
- open(Protocol, Family, Type, ?INET_REQ_FDOPEN, ?int32(Fd)).
+ fdopen(Protocol, Family, Type, Fd, true).
+
+fdopen(Protocol, Family, Type, Fd, Bound)
+ when is_integer(Fd), Bound == true orelse Bound == false ->
+ open(Protocol, Family, Type, [], ?INET_REQ_FDOPEN,
+ [?int32(Fd), enc_value_2(bool, Bound)]).
-open(Protocol, Family, Type, Req, Data) ->
+open(Protocol, Family, Type, Opts, Req, Data) ->
Drv = protocol2drv(Protocol),
AF = enc_family(Family),
T = enc_type(Type),
try erlang:open_port({spawn_driver,Drv}, [binary]) of
S ->
- case ctl_cmd(S, Req, [AF,T,Data]) of
- {ok,_} -> {ok,S};
- {error,_}=Error ->
+ case setopts(S, Opts) of
+ ok ->
+ case ctl_cmd(S, Req, [AF,T,Data]) of
+ {ok,_} -> {ok,S};
+ {error,_}=E1 ->
+ close(S),
+ E1
+ end;
+ {error,_}=E2 ->
close(S),
- Error
+ E2
end
catch
%% The only (?) way to get here is to try to open
@@ -151,30 +165,35 @@ shutdown_pend_loop(S, N0) ->
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
close(S) when is_port(S) ->
- unlink(S), %% avoid getting {'EXIT', S, Reason}
case subscribe(S, [subs_empty_out_q]) of
{ok, [{subs_empty_out_q,N}]} when N > 0 ->
close_pend_loop(S, N); %% wait for pending output to be sent
_ ->
- catch erlang:port_close(S),
- ok
+ close_port(S)
end.
close_pend_loop(S, N) ->
receive
{empty_out_q,S} ->
- catch erlang:port_close(S), ok
+ close_port(S)
after ?INET_CLOSE_TIMEOUT ->
case getstat(S, [send_pend]) of
{ok, [{send_pend,N1}]} ->
- if N1 =:= N -> catch erlang:port_close(S), ok;
- true -> close_pend_loop(S, N1)
+ if
+ N1 =:= N ->
+ close_port(S);
+ true ->
+ close_pend_loop(S, N1)
end;
_ ->
- catch erlang:port_close(S), ok
+ close_port(S)
end
end.
-
+
+close_port(S) ->
+ catch erlang:port_close(S),
+ receive {'EXIT',S,_} -> ok after 0 -> ok end.
+
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%
%% BIND(insock(), IP, Port) -> {ok, integer()} | {error, Reason}
@@ -538,6 +557,36 @@ setpeername(S, undefined) when is_port(S) ->
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%
+%% PEERNAMES(insock()) -> {ok, [{IP, Port}, ...]} | {error, Reason}
+%%
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+peernames(S) when is_port(S) ->
+ peernames(S, undefined).
+
+peernames(S, #sctp_assoc_change{assoc_id=AssocId}) when is_port(S) ->
+ peernames(S, AssocId);
+peernames(S, AssocId)
+ when is_port(S), is_integer(AssocId);
+ is_port(S), AssocId =:= undefined ->
+ Q = get,
+ Type = [[sctp_assoc_id,0]],
+ case type_value(Q, Type, AssocId) of
+ true ->
+ case ctl_cmd
+ (S, ?INET_REQ_GETPADDRS,
+ enc_value(Q, Type, AssocId)) of
+ {ok,Addrs} ->
+ {ok,get_addrs(Addrs)};
+ Error ->
+ Error
+ end;
+ false ->
+ {error,einval}
+ end.
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%%
%% SOCKNAME(insock()) -> {ok, {IP, Port}} | {error, Reason}
%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
@@ -563,6 +612,36 @@ setsockname(S, undefined) when is_port(S) ->
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%
+%% SOCKNAMES(insock()) -> {ok, [{IP, Port}, ...]} | {error, Reason}
+%%
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+socknames(S) when is_port(S) ->
+ socknames(S, undefined).
+
+socknames(S, #sctp_assoc_change{assoc_id=AssocId}) when is_port(S) ->
+ socknames(S, AssocId);
+socknames(S, AssocId)
+ when is_port(S), is_integer(AssocId);
+ is_port(S), AssocId =:= undefined ->
+ Q = get,
+ Type = [[sctp_assoc_id,0]],
+ case type_value(Q, Type, AssocId) of
+ true ->
+ case ctl_cmd
+ (S, ?INET_REQ_GETLADDRS,
+ enc_value(Q, Type, AssocId)) of
+ {ok,Addrs} ->
+ {ok,get_addrs(Addrs)};
+ Error ->
+ Error
+ end;
+ false ->
+ {error,einval}
+ end.
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%%
%% SETOPT(insock(), Opt, Value) -> ok | {error, Reason}
%% SETOPTS(insock(), [{Opt,Value}]) -> ok | {error, Reason}
%%
@@ -1072,13 +1151,14 @@ 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(high_msgq_watermark) -> ?INET_LOPT_TCP_MSGQ_HIWTRMRK;
-enc_opt(low_msgq_watermark) -> ?INET_LOPT_TCP_MSGQ_LOWTRMRK;
+enc_opt(high_msgq_watermark) -> ?INET_LOPT_MSGQ_HIWTRMRK;
+enc_opt(low_msgq_watermark) -> ?INET_LOPT_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;
enc_opt(packet_size) -> ?INET_LOPT_PACKET_SIZE;
enc_opt(read_packets) -> ?INET_LOPT_READ_PACKETS;
+enc_opt(netns) -> ?INET_LOPT_NETNS;
enc_opt(raw) -> ?INET_OPT_RAW;
% Names of SCTP opts:
enc_opt(sctp_rtoinfo) -> ?SCTP_OPT_RTOINFO;
@@ -1128,13 +1208,14 @@ 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_TCP_MSGQ_HIWTRMRK) -> high_msgq_watermark;
-dec_opt(?INET_LOPT_TCP_MSGQ_LOWTRMRK) -> low_msgq_watermark;
+dec_opt(?INET_LOPT_MSGQ_HIWTRMRK) -> high_msgq_watermark;
+dec_opt(?INET_LOPT_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;
dec_opt(?INET_LOPT_PACKET_SIZE) -> packet_size;
dec_opt(?INET_LOPT_READ_PACKETS) -> read_packets;
+dec_opt(?INET_LOPT_NETNS) -> netns;
dec_opt(?INET_OPT_RAW) -> raw;
dec_opt(I) when is_integer(I) -> undefined.
@@ -1197,7 +1278,8 @@ type_opt_1(buffer) -> int;
type_opt_1(active) ->
{enum,[{false, ?INET_PASSIVE},
{true, ?INET_ACTIVE},
- {once, ?INET_ONCE}]};
+ {once, ?INET_ONCE},
+ {multi, ?INET_MULTI}]};
type_opt_1(packet) ->
{enum,[{0, ?TCP_PB_RAW},
{1, ?TCP_PB_1},
@@ -1232,6 +1314,7 @@ type_opt_1(send_timeout_close) -> bool;
type_opt_1(delay_send) -> bool;
type_opt_1(packet_size) -> uint;
type_opt_1(read_packets) -> uint;
+type_opt_1(netns) -> binary;
%%
%% SCTP options (to be set). If the type is a record type, the corresponding
%% record signature is returned, otherwise, an "elementary" type tag
@@ -1458,9 +1541,12 @@ type_value_2({bitenumlist,List,_}, EnumList) ->
Ls when is_list(Ls) -> true;
false -> false
end;
-type_value_2(binary,Bin) when is_binary(Bin) -> true;
-type_value_2(binary_or_uint,Bin) when is_binary(Bin) -> true;
-type_value_2(binary_or_uint,Int) when is_integer(Int), Int >= 0 -> true;
+type_value_2(binary,Bin)
+ when is_binary(Bin), byte_size(Bin) < (1 bsl 32) -> true;
+type_value_2(binary_or_uint,Bin)
+ when is_binary(Bin), byte_size(Bin) < (1 bsl 32) -> true;
+type_value_2(binary_or_uint,Int)
+ when is_integer(Int), Int >= 0 -> true;
%% Type-checking of SCTP options
type_value_2(sctp_assoc_id, X)
when X band 16#ffffffff =:= X -> true;
@@ -1672,11 +1758,14 @@ encode_opt_val(Opts) ->
Reason -> {error,Reason}
end.
+%% {active, once} and {active, N} are specially optimized because they will
+%% be used for every packet or every N packets, not only once when
+%% initializing the socket. Measurements show that this optimization is
+%% worthwhile.
enc_opt_val([{active,once}|Opts], Acc) ->
- %% Specially optimized because {active,once} will be used for
- %% every packet, not only once when initializing the socket.
- %% Measurements show that this optimization is worthwhile.
enc_opt_val(Opts, [<<?INET_LOPT_ACTIVE:8,?INET_ONCE:32>>|Acc]);
+enc_opt_val([{active,N}|Opts], Acc) when is_integer(N), N < 32768, N >= -32768 ->
+ enc_opt_val(Opts, [<<?INET_LOPT_ACTIVE:8,?INET_MULTI:32,N:16>>|Acc]);
enc_opt_val([{raw,P,O,B}|Opts], Acc) ->
enc_opt_val(Opts, Acc, raw, {P,O,B});
enc_opt_val([{Opt,Val}|Opts], Acc) ->
@@ -1766,6 +1855,14 @@ dec_opt_val([]) -> [].
dec_opt_val(Buf, raw, Type) ->
{{P,O,B},T} = dec_value(Type, Buf),
[{raw,P,O,B}|dec_opt_val(T)];
+dec_opt_val(Buf, active, Type) ->
+ case dec_value(Type, Buf) of
+ {multi,[M0,M1|T]} ->
+ <<N:16>> = list_to_binary([M0,M1]),
+ [{active,N}|dec_opt_val(T)];
+ {Val,T} ->
+ [{active,Val}|dec_opt_val(T)]
+ end;
dec_opt_val(Buf, Opt, Type) ->
{Val,T} = dec_value(Type, Buf),
[{Opt,Val}|dec_opt_val(T)].
@@ -2169,6 +2266,12 @@ ip6_to_bytes({A,B,C,D,E,F,G,H}) ->
[?int16(A), ?int16(B), ?int16(C), ?int16(D),
?int16(E), ?int16(F), ?int16(G), ?int16(H)].
+get_addrs([]) ->
+ [];
+get_addrs([F,P1,P0|Addr]) ->
+ {IP,Addrs} = get_ip(F, Addr),
+ [{IP,?u16(P1, P0)}|get_addrs(Addrs)].
+
get_ip(?INET_AF_INET, Addr) -> get_ip4(Addr);
get_ip(?INET_AF_INET6, Addr) -> get_ip6(Addr).
diff --git a/erts/preloaded/src/prim_zip.erl b/erts/preloaded/src/prim_zip.erl
index d29f17ae56..1d5ab52a24 100644
--- a/erts/preloaded/src/prim_zip.erl
+++ b/erts/preloaded/src/prim_zip.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 2008-2011. All Rights Reserved.
+%% Copyright Ericsson AB 2008-2013. 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
@@ -89,7 +89,7 @@ do_open(FilterFun, FilterAcc, F) ->
{ok, PrimZip2, FilterAcc2}
catch
Class:Reason ->
- close(PrimZip),
+ _ = close(PrimZip),
erlang:error(erlang:raise(Class, Reason, erlang:get_stacktrace()))
end.
diff --git a/erts/preloaded/src/zlib.erl b/erts/preloaded/src/zlib.erl
index 1faae1c1f4..df7b2e6198 100644
--- a/erts/preloaded/src/zlib.erl
+++ b/erts/preloaded/src/zlib.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 2003-2012. All Rights Reserved.
+%% Copyright Ericsson AB 2003-2013. 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
@@ -30,6 +30,8 @@
compress/1,uncompress/1,zip/1,unzip/1,
gzip/1,gunzip/1]).
+-export_type([zstream/0]).
+
%% flush argument encoding
-define(Z_NO_FLUSH, 0).
-define(Z_SYNC_FLUSH, 2).
@@ -45,6 +47,7 @@
%% compresssion strategy
-define(Z_FILTERED, 1).
-define(Z_HUFFMAN_ONLY, 2).
+-define(Z_RLE, 3).
-define(Z_DEFAULT_STRATEGY, 0).
%% deflate compression method
@@ -123,7 +126,7 @@
-type zmethod() :: 'deflated'.
-type zwindowbits() :: -15..-9 | 9..47.
-type zmemlevel() :: 1..9.
--type zstrategy() :: 'default' | 'filtered' | 'huffman_only'.
+-type zstrategy() :: 'default' | 'filtered' | 'huffman_only' | 'rle'.
%%------------------------------------------------------------------------
@@ -206,7 +209,7 @@ deflate(Z, Data) ->
deflate(Z, Data, Flush) ->
try port_command(Z, Data) of
true ->
- call(Z, ?DEFLATE, <<(arg_flush(Flush)):32>>),
+ _ = call(Z, ?DEFLATE, <<(arg_flush(Flush)):32>>),
collect(Z)
catch
error:_Err ->
@@ -252,7 +255,7 @@ inflateReset(Z) ->
inflate(Z, Data) ->
try port_command(Z, Data) of
true ->
- call(Z, ?INFLATE, <<?Z_NO_FLUSH:32>>),
+ _ = call(Z, ?INFLATE, <<?Z_NO_FLUSH:32>>),
collect(Z)
catch
error:_Err ->
@@ -484,6 +487,7 @@ arg_level(_) -> erlang:error(badarg).
arg_strategy(filtered) -> ?Z_FILTERED;
arg_strategy(huffman_only) -> ?Z_HUFFMAN_ONLY;
+arg_strategy(rle) -> ?Z_RLE;
arg_strategy(default) -> ?Z_DEFAULT_STRATEGY;
arg_strategy(_) -> erlang:error(badarg).
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-09 04:15:24 +0000