aboutsummaryrefslogtreecommitdiffstats
path: root/lib/stdlib/src
diff options
context:
space:
mode:
Diffstat (limited to 'lib/stdlib/src')
-rw-r--r--lib/stdlib/src/c.erl18
-rw-r--r--lib/stdlib/src/epp.erl5
-rw-r--r--lib/stdlib/src/erl_lint.erl7
-rw-r--r--lib/stdlib/src/erl_pp.erl40
-rw-r--r--lib/stdlib/src/erl_scan.erl6
-rw-r--r--lib/stdlib/src/escript.erl12
-rw-r--r--lib/stdlib/src/ets.erl4
-rw-r--r--lib/stdlib/src/filelib.erl42
-rw-r--r--lib/stdlib/src/filename.erl106
-rw-r--r--lib/stdlib/src/gen_server.erl31
-rw-r--r--lib/stdlib/src/gen_statem.erl4
-rw-r--r--lib/stdlib/src/io_lib_format.erl10
-rw-r--r--lib/stdlib/src/lib.erl2
-rw-r--r--lib/stdlib/src/otp_internal.erl46
-rw-r--r--lib/stdlib/src/pool.erl6
-rw-r--r--lib/stdlib/src/slave.erl2
-rw-r--r--lib/stdlib/src/stdlib.app.src2
-rw-r--r--lib/stdlib/src/stdlib.appup.src6
-rw-r--r--lib/stdlib/src/string.erl10
19 files changed, 285 insertions, 74 deletions
diff --git a/lib/stdlib/src/c.erl b/lib/stdlib/src/c.erl
index c04a201ce1..9a447af5b7 100644
--- a/lib/stdlib/src/c.erl
+++ b/lib/stdlib/src/c.erl
@@ -668,19 +668,23 @@ lm() ->
[l(M) || M <- mm()].
%% erlangrc(Home)
-%% Try to run a ".erlang" file, first in the current directory
-%% else in home directory.
+%% Try to run a ".erlang" file in home directory.
+
+-spec erlangrc() -> {ok, file:filename()} | {error, term()}.
erlangrc() ->
case init:get_argument(home) of
{ok,[[Home]]} ->
erlangrc([Home]);
_ ->
- f_p_e(["."], ".erlang")
+ {error, enoent}
end.
-erlangrc([Home]) ->
- f_p_e([".",Home], ".erlang").
+-spec erlangrc(PathList) -> {ok, file:filename()} | {error, term()}
+ when PathList :: [Dir :: file:name()].
+
+erlangrc([Home|_]=Paths) when is_list(Home) ->
+ f_p_e(Paths, ".erlang").
error(Fmt, Args) ->
error_logger:error_msg(Fmt, Args).
@@ -692,11 +696,11 @@ f_p_e(P, F) ->
{error, E={Line, _Mod, _Term}} ->
error("file:path_eval(~tp,~tp): error on line ~p: ~ts~n",
[P, F, Line, file:format_error(E)]),
- ok;
+ {error, E};
{error, E} ->
error("file:path_eval(~tp,~tp): ~ts~n",
[P, F, file:format_error(E)]),
- ok;
+ {error, E};
Other ->
Other
end.
diff --git a/lib/stdlib/src/epp.erl b/lib/stdlib/src/epp.erl
index 31d0d499e3..00e6a10d8a 100644
--- a/lib/stdlib/src/epp.erl
+++ b/lib/stdlib/src/epp.erl
@@ -479,7 +479,7 @@ com_enc(_B, _Fun, _N, L, Ps) ->
com_enc_end([L | Ps]).
com_enc_end(Ps0) ->
- Ps = lists:reverse([lists:reverse(string:to_lower(P)) || P <- Ps0]),
+ Ps = lists:reverse([lists:reverse(lowercase(P)) || P <- Ps0]),
com_encoding(Ps).
com_encoding(["latin","1"|_]) ->
@@ -489,6 +489,9 @@ com_encoding(["utf","8"|_]) ->
com_encoding(_) ->
throw(no). % Don't try any further
+lowercase(S) ->
+ unicode:characters_to_list(string:lowercase(S)).
+
normalize_typed_record_fields([]) ->
{typed, []};
normalize_typed_record_fields(Fields) ->
diff --git a/lib/stdlib/src/erl_lint.erl b/lib/stdlib/src/erl_lint.erl
index 9cd4727dc3..f58cb35cea 100644
--- a/lib/stdlib/src/erl_lint.erl
+++ b/lib/stdlib/src/erl_lint.erl
@@ -3910,10 +3910,9 @@ check_format_string(Fmt) ->
extract_sequences(Fmt, []).
extract_sequences(Fmt, Need0) ->
- case string:chr(Fmt, $~) of
- 0 -> {ok,lists:reverse(Need0)}; %That's it
- Pos ->
- Fmt1 = string:substr(Fmt, Pos+1), %Skip ~
+ case string:find(Fmt, [$~]) of
+ nomatch -> {ok,lists:reverse(Need0)}; %That's it
+ [$~|Fmt1] ->
case extract_sequence(1, Fmt1, Need0) of
{ok,Need1,Rest} -> extract_sequences(Rest, Need1);
Error -> Error
diff --git a/lib/stdlib/src/erl_pp.erl b/lib/stdlib/src/erl_pp.erl
index ee5e7a11bf..367dbefb82 100644
--- a/lib/stdlib/src/erl_pp.erl
+++ b/lib/stdlib/src/erl_pp.erl
@@ -237,13 +237,20 @@ lform({attribute,Line,Name,Arg}, Opts) ->
lform({function,Line,Name,Arity,Clauses}, Opts) ->
lfunction({function,Line,Name,Arity,Clauses}, Opts);
%% These are specials to make it easier for the compiler.
-lform({error,E}, _Opts) ->
- leaf(format("~p\n", [{error,E}]));
-lform({warning,W}, _Opts) ->
- leaf(format("~p\n", [{warning,W}]));
+lform({error,_}=E, Opts) ->
+ message(E, Opts);
+lform({warning,_}=W, Opts) ->
+ message(W, Opts);
lform({eof,_Line}, _Opts) ->
$\n.
+message(M, #options{encoding = Encoding}) ->
+ F = case Encoding of
+ latin1 -> "~p\n";
+ unicode -> "~tp\n"
+ end,
+ leaf(format(F, [M])).
+
lattribute({attribute,_Line,type,Type}, Opts) ->
[typeattr(type, Type, Opts),leaf(".\n")];
lattribute({attribute,_Line,opaque,Type}, Opts) ->
@@ -598,8 +605,6 @@ lexpr({'fun',_,{clauses,Cs},Extra}, _Prec, Opts) ->
lexpr({named_fun,_,Name,Cs,Extra}, _Prec, Opts) ->
{force_nl,fun_info(Extra),
{list,[{first,['fun', " "],fun_clauses(Cs, Opts, {named, Name})},'end']}};
-lexpr({'query',_,Lc}, _Prec, Opts) ->
- {list,[{step,leaf("query"),lexpr(Lc, 0, Opts)},'end']};
lexpr({call,_,{remote,_,{atom,_,M},{atom,_,F}=N}=Name,Args}, Prec, Opts) ->
case erl_internal:bif(M, F, length(Args)) of
true ->
@@ -904,7 +909,7 @@ maybe_paren(_P, _Prec, Expr) ->
Expr.
leaf(S) ->
- {leaf,chars_size(S),S}.
+ {leaf,string:length(S),S}.
%%% Do the formatting. Currently nothing fancy. Could probably have
%%% done it in one single pass.
@@ -964,7 +969,7 @@ f({seq,Before,After,Sep,LItems}, I0, ST, WT, PP) ->
Sizes = BSizeL ++ SizeL,
NSepChars = if
is_list(Sep), Sep =/= [] ->
- erlang:max(0, length(CharsL)-1);
+ erlang:max(0, length(CharsL)-1); % not string:length
true ->
0
end,
@@ -1120,7 +1125,7 @@ incr(I, Incr) ->
I+Incr.
indentation(E, I) when I < 0 ->
- chars_size(E);
+ string:length(E);
indentation(E, I0) ->
I = io_lib_format:indentation(E, I0),
case has_nl(E) of
@@ -1157,19 +1162,19 @@ write_a_string(S, I, PP) ->
write_a_string([], _N, _Len, _PP) ->
[];
write_a_string(S, N, Len, PP) ->
- SS = string:sub_string(S, 1, N),
+ SS = string:slice(S, 0, N),
Sl = write_string(SS, PP),
- case (chars_size(Sl) > Len) and (N > ?MIN_SUBSTRING) of
+ case (string:length(Sl) > Len) and (N > ?MIN_SUBSTRING) of
true ->
write_a_string(S, N-1, Len, PP);
false ->
[flat_leaf(Sl) |
- write_a_string(lists:nthtail(length(SS), S), Len, Len, PP)]
+ write_a_string(string:slice(S, string:length(SS)), Len, Len, PP)]
end.
flat_leaf(S) ->
L = lists:flatten(S),
- {leaf,length(L),L}.
+ {leaf,string:length(L),L}.
write_value(V, PP) ->
(PP#pp.value_fun)(V).
@@ -1190,15 +1195,6 @@ write_char(C, PP) ->
a0() ->
erl_anno:new(0).
-chars_size([C | Es]) when is_integer(C) ->
- 1 + chars_size(Es);
-chars_size([E | Es]) ->
- chars_size(E) + chars_size(Es);
-chars_size([]) ->
- 0;
-chars_size(B) when is_binary(B) ->
- byte_size(B).
-
-define(N_SPACES, 30).
spacetab() ->
diff --git a/lib/stdlib/src/erl_scan.erl b/lib/stdlib/src/erl_scan.erl
index 47223b129c..4774c4bf19 100644
--- a/lib/stdlib/src/erl_scan.erl
+++ b/lib/stdlib/src/erl_scan.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 1996-2015. All Rights Reserved.
+%% Copyright Ericsson AB 1996-2017. All Rights Reserved.
%%
%% Licensed under the Apache License, Version 2.0 (the "License");
%% you may not use this file except in compliance with the License.
@@ -752,7 +752,7 @@ scan_string(Cs, St, Line, Col, Toks, {Wcs,Str,Line0,Col0}) ->
{char_error,Ncs,Error,Nline,Ncol,EndCol} ->
scan_error(Error, Nline, Ncol, Nline, EndCol, Ncs);
{error,Nline,Ncol,Nwcs,Ncs} ->
- Estr = string:substr(Nwcs, 1, 16), % Expanded escape chars.
+ Estr = string:slice(Nwcs, 0, 16), % Expanded escape chars.
scan_error({string,$\",Estr}, Line0, Col0, Nline, Ncol, Ncs); %"
{Ncs,Nline,Ncol,Nstr,Nwcs} ->
Anno = anno(Line0, Col0, St, Nstr),
@@ -767,7 +767,7 @@ scan_qatom(Cs, St, Line, Col, Toks, {Wcs,Str,Line0,Col0}) ->
{char_error,Ncs,Error,Nline,Ncol,EndCol} ->
scan_error(Error, Nline, Ncol, Nline, EndCol, Ncs);
{error,Nline,Ncol,Nwcs,Ncs} ->
- Estr = string:substr(Nwcs, 1, 16), % Expanded escape chars.
+ Estr = string:slice(Nwcs, 0, 16), % Expanded escape chars.
scan_error({string,$\',Estr}, Line0, Col0, Nline, Ncol, Ncs); %'
{Ncs,Nline,Ncol,Nstr,Nwcs} ->
case catch list_to_atom(Nwcs) of
diff --git a/lib/stdlib/src/escript.erl b/lib/stdlib/src/escript.erl
index 2b9d8ff65b..132f8efbbe 100644
--- a/lib/stdlib/src/escript.erl
+++ b/lib/stdlib/src/escript.erl
@@ -224,8 +224,8 @@ return_sections(S, Bin) ->
normalize_section(Name, undefined) ->
{Name, undefined};
normalize_section(shebang, "#!" ++ Chars) ->
- Chopped = string:strip(Chars, right, $\n),
- Stripped = string:strip(Chopped, both),
+ Chopped = string:trim(Chars, trailing, "$\n"),
+ Stripped = string:trim(Chopped, both),
if
Stripped =:= ?SHEBANG ->
{shebang, default};
@@ -233,8 +233,8 @@ normalize_section(shebang, "#!" ++ Chars) ->
{shebang, Stripped}
end;
normalize_section(comment, Chars) ->
- Chopped = string:strip(Chars, right, $\n),
- Stripped = string:strip(string:strip(Chopped, left, $%), both),
+ Chopped = string:trim(Chars, trailing, "$\n"),
+ Stripped = string:trim(string:trim(Chopped, leading, "$%"), both),
if
Stripped =:= ?COMMENT ->
{comment, default};
@@ -242,8 +242,8 @@ normalize_section(comment, Chars) ->
{comment, Stripped}
end;
normalize_section(emu_args, "%%!" ++ Chars) ->
- Chopped = string:strip(Chars, right, $\n),
- Stripped = string:strip(Chopped, both),
+ Chopped = string:trim(Chars, trailing, "$\n"),
+ Stripped = string:trim(Chopped, both),
{emu_args, Stripped};
normalize_section(Name, Chars) ->
{Name, Chars}.
diff --git a/lib/stdlib/src/ets.erl b/lib/stdlib/src/ets.erl
index b5d3cd3c8d..4858c8d13c 100644
--- a/lib/stdlib/src/ets.erl
+++ b/lib/stdlib/src/ets.erl
@@ -1717,7 +1717,7 @@ get_line(P, Default) ->
line_string(Binary) when is_binary(Binary) -> unicode:characters_to_list(Binary);
line_string(Other) -> Other.
-nonl(S) -> string:strip(S, right, $\n).
+nonl(S) -> string:trim(S, trailing, "$\n").
print_number(Tab, Key, Num) ->
Os = ets:lookup(Tab, Key),
@@ -1746,7 +1746,7 @@ do_display_item(_Height, Width, I, Opos) ->
L = to_string(I),
L2 = if
length(L) > Width - 8 ->
- string:substr(L, 1, Width-13) ++ " ...";
+ string:slice(L, 0, Width-13) ++ " ...";
true ->
L
end,
diff --git a/lib/stdlib/src/filelib.erl b/lib/stdlib/src/filelib.erl
index d7c313f214..0f90b3fc33 100644
--- a/lib/stdlib/src/filelib.erl
+++ b/lib/stdlib/src/filelib.erl
@@ -365,11 +365,18 @@ do_list_dir(Dir, Mod) -> eval_list_dir(Dir, Mod).
%%% Compiling a wildcard.
+
+%% Define characters used for escaping a \.
+-define(ESCAPE_PREFIX, $@).
+-define(ESCAPE_CHARACTER, [?ESCAPE_PREFIX,$e]).
+-define(ESCAPED_ESCAPE_PREFIX, [?ESCAPE_PREFIX,?ESCAPE_PREFIX]).
+
%% Only for debugging.
compile_wildcard(Pattern) when is_list(Pattern) ->
{compiled_wildcard,?HANDLE_ERROR(compile_wildcard(Pattern, "."))}.
-compile_wildcard(Pattern, Cwd0) ->
+compile_wildcard(Pattern0, Cwd0) ->
+ Pattern = convert_escapes(Pattern0),
[Root|Rest] = filename:split(Pattern),
case filename:pathtype(Root) of
relative ->
@@ -409,7 +416,8 @@ compile_join({cwd,Cwd}, File0) ->
compile_join({root,PrefixLen,Root}, File) ->
{root,PrefixLen,filename:join(Root, File)}.
-compile_part(Part) ->
+compile_part(Part0) ->
+ Part = wrap_escapes(Part0),
compile_part(Part, false, []).
compile_part_to_sep(Part) ->
@@ -445,6 +453,8 @@ compile_part([${|Rest], Upto, Result) ->
error ->
compile_part(Rest, Upto, [${|Result])
end;
+compile_part([{escaped,X}|Rest], Upto, Result) ->
+ compile_part(Rest, Upto, [X|Result]);
compile_part([X|Rest], Upto, Result) ->
compile_part(Rest, Upto, [X|Result]);
compile_part([], _Upto, Result) ->
@@ -461,6 +471,8 @@ compile_charset1([Lower, $-, Upper|Rest], Ordset) when Lower =< Upper ->
compile_charset1(Rest, compile_range(Lower, Upper, Ordset));
compile_charset1([$]|Rest], Ordset) ->
{ok, {one_of, gb_sets:from_ordset(Ordset)}, Rest};
+compile_charset1([{escaped,X}|Rest], Ordset) ->
+ compile_charset1(Rest, ordsets:add_element(X, Ordset));
compile_charset1([X|Rest], Ordset) ->
compile_charset1(Rest, ordsets:add_element(X, Ordset));
compile_charset1([], _Ordset) ->
@@ -486,6 +498,32 @@ compile_alt(Pattern, Result) ->
error
end.
+%% Convert backslashes to an illegal Unicode character to
+%% protect in from filename:split/1.
+
+convert_escapes([?ESCAPE_PREFIX|T]) ->
+ ?ESCAPED_ESCAPE_PREFIX ++ convert_escapes(T);
+convert_escapes([$\\|T]) ->
+ ?ESCAPE_CHARACTER ++ convert_escapes(T);
+convert_escapes([H|T]) ->
+ [H|convert_escapes(T)];
+convert_escapes([]) ->
+ [].
+
+%% Wrap each escape in a tuple to remove the special meaning for
+%% the character that follows.
+
+wrap_escapes(?ESCAPED_ESCAPE_PREFIX ++ T) ->
+ [?ESCAPE_PREFIX|wrap_escapes(T)];
+wrap_escapes(?ESCAPE_CHARACTER ++ [C|T]) ->
+ [{escaped,C}|wrap_escapes(T)];
+wrap_escapes(?ESCAPE_CHARACTER) ->
+ [];
+wrap_escapes([H|T]) ->
+ [H|wrap_escapes(T)];
+wrap_escapes([]) ->
+ [].
+
badpattern(Reason) ->
error({badpattern,Reason}).
diff --git a/lib/stdlib/src/filename.erl b/lib/stdlib/src/filename.erl
index 9bf4290916..919f8f20e6 100644
--- a/lib/stdlib/src/filename.erl
+++ b/lib/stdlib/src/filename.erl
@@ -34,6 +34,38 @@
%% we flatten the arguments immediately on function entry as that makes
%% it easier to ensure that the code works.
+%%
+%% *** Requirements on Raw Filename Format ***
+%%
+%% These requirements are due to the 'filename' module
+%% in stdlib. This since it is documented that it
+%% should be able to operate on raw filenames as well
+%% as ordinary filenames.
+%%
+%% A raw filename *must* be a byte sequence where:
+%% 1. Codepoints 0-127 (7-bit ascii) *must* be encoded
+%% as a byte with the corresponding value. That is,
+%% the most significant bit in the byte encoding the
+%% codepoint is never set.
+%% 2. Codepoints greater than 127 *must* be encoded
+%% with the most significant bit set in *every* byte
+%% encoding it.
+%%
+%% Latin1 and UTF-8 meet these requirements while
+%% UTF-16 and UTF-32 don't.
+%%
+%% On Windows filenames are natively stored as malformed
+%% UTF-16LE (lonely surrogates may appear). A more correct
+%% description than UTF-16 would be an array of 16-bit
+%% words... In order to meet the requirements of the
+%% raw file format we convert the malformed UTF-16LE to
+%% malformed UTF-8 which meet the requirements.
+%%
+%% Note that these requirements are today only OTP
+%% internal (erts-stdlib internal) requirements that
+%% could be changed.
+%%
+
-export([absname/1, absname/2, absname_join/2,
basename/1, basename/2, dirname/1,
extension/1, join/1, join/2, pathtype/1,
@@ -41,6 +73,7 @@
safe_relative_path/1]).
-export([find_src/1, find_src/2]). % deprecated
-export([basedir/2, basedir/3]).
+-export([validate/1]).
%% Undocumented and unsupported exports.
-export([append/2]).
@@ -1036,10 +1069,10 @@ basedir_linux(Type) ->
user_log -> getenv("XDG_CACHE_HOME", ?basedir_linux_user_log, true);
site_data ->
Base = getenv("XDG_DATA_DIRS",?basedir_linux_site_data,false),
- string:tokens(Base,":");
+ string:lexemes(Base, ":");
site_config ->
Base = getenv("XDG_CONFIG_DIRS",?basedir_linux_site_config,false),
- string:tokens(Base,":")
+ string:lexemes(Base, ":")
end.
-define(basedir_darwin_user_data, "Library/Application Support").
@@ -1135,3 +1168,72 @@ basedir_os_type() ->
{win32,_} -> windows;
_ -> linux
end.
+
+%%
+%% validate/1
+%%
+
+-spec validate(FileName) -> boolean() when
+ FileName :: file:name_all().
+
+validate(FileName) when is_binary(FileName) ->
+ %% Raw filename...
+ validate_bin(FileName);
+validate(FileName) when is_list(FileName);
+ is_atom(FileName) ->
+ validate_list(FileName,
+ file:native_name_encoding(),
+ os:type()).
+
+validate_list(FileName, Enc, Os) ->
+ try
+ true = validate_list(FileName, Enc, Os, 0) > 0
+ catch
+ _ : _ -> false
+ end.
+
+validate_list([], _Enc, _Os, Chars) ->
+ Chars;
+validate_list(C, Enc, Os, Chars) when is_integer(C) ->
+ validate_char(C, Enc, Os),
+ Chars+1;
+validate_list(A, Enc, Os, Chars) when is_atom(A) ->
+ validate_list(atom_to_list(A), Enc, Os, Chars);
+validate_list([H|T], Enc, Os, Chars) ->
+ NewChars = validate_list(H, Enc, Os, Chars),
+ validate_list(T, Enc, Os, NewChars).
+
+%% C is always an integer...
+% validate_char(C, _, _) when not is_integer(C) ->
+% throw(invalid);
+validate_char(C, _, _) when C < 1 ->
+ throw(invalid); %% No negative or null characters...
+validate_char(C, latin1, _) when C > 255 ->
+ throw(invalid);
+validate_char(C, utf8, _) when C >= 16#110000 ->
+ throw(invalid);
+validate_char(C, utf8, {win32, _}) when C > 16#ffff ->
+ throw(invalid); %% invalid win wchar...
+validate_char(_C, utf8, {win32, _}) ->
+ ok; %% Range below is accepted on windows...
+validate_char(C, utf8, _) when 16#D800 =< C, C =< 16#DFFF ->
+ throw(invalid); %% invalid unicode range...
+validate_char(_, _, _) ->
+ ok.
+
+validate_bin(Bin) ->
+ %% Raw filename. That is, we do not interpret
+ %% the encoding, but we still do not accept
+ %% null characters...
+ try
+ true = validate_bin(Bin, 0) > 0
+ catch
+ _ : _ -> false
+ end.
+
+validate_bin(<<>>, Bs) ->
+ Bs;
+validate_bin(<<0, _Rest/binary>>, _Bs) ->
+ throw(invalid); %% No null characters allowed...
+validate_bin(<<_B, Rest/binary>>, Bs) ->
+ validate_bin(Rest, Bs+1).
diff --git a/lib/stdlib/src/gen_server.erl b/lib/stdlib/src/gen_server.erl
index 7daa7a9fe4..ac172325b5 100644
--- a/lib/stdlib/src/gen_server.erl
+++ b/lib/stdlib/src/gen_server.erl
@@ -116,23 +116,27 @@
%%%=========================================================================
-callback init(Args :: term()) ->
- {ok, State :: term()} | {ok, State :: term(), timeout() | hibernate} |
+ {ok, State :: term()} | {ok, State :: term(), timeout() | hibernate | {continue, term()}} |
{stop, Reason :: term()} | ignore.
-callback handle_call(Request :: term(), From :: {pid(), Tag :: term()},
State :: term()) ->
{reply, Reply :: term(), NewState :: term()} |
- {reply, Reply :: term(), NewState :: term(), timeout() | hibernate} |
+ {reply, Reply :: term(), NewState :: term(), timeout() | hibernate | {continue, term()}} |
{noreply, NewState :: term()} |
- {noreply, NewState :: term(), timeout() | hibernate} |
+ {noreply, NewState :: term(), timeout() | hibernate | {continue, term()}} |
{stop, Reason :: term(), Reply :: term(), NewState :: term()} |
{stop, Reason :: term(), NewState :: term()}.
-callback handle_cast(Request :: term(), State :: term()) ->
{noreply, NewState :: term()} |
- {noreply, NewState :: term(), timeout() | hibernate} |
+ {noreply, NewState :: term(), timeout() | hibernate | {continue, term()}} |
{stop, Reason :: term(), NewState :: term()}.
-callback handle_info(Info :: timeout | term(), State :: term()) ->
{noreply, NewState :: term()} |
- {noreply, NewState :: term(), timeout() | hibernate} |
+ {noreply, NewState :: term(), timeout() | hibernate | {continue, term()}} |
+ {stop, Reason :: term(), NewState :: term()}.
+-callback handle_continue(Info :: term(), State :: term()) ->
+ {noreply, NewState :: term()} |
+ {noreply, NewState :: term(), timeout() | hibernate | {continue, term()}} |
{stop, Reason :: term(), NewState :: term()}.
-callback terminate(Reason :: (normal | shutdown | {shutdown, term()} |
term()),
@@ -149,7 +153,7 @@
Status :: term().
-optional_callbacks(
- [handle_info/2, terminate/2, code_change/3, format_status/2]).
+ [handle_info/2, handle_continue/2, terminate/2, code_change/3, format_status/2]).
%%% -----------------------------------------------------------------
%%% Starts a generic server.
@@ -309,7 +313,7 @@ enter_loop(Mod, Options, State, ServerName, Timeout) ->
Name = gen:get_proc_name(ServerName),
Parent = gen:get_parent(),
Debug = gen:debug_options(Name, Options),
- HibernateAfterTimeout = gen:hibernate_after(Options),
+ HibernateAfterTimeout = gen:hibernate_after(Options),
loop(Parent, Name, State, Mod, Timeout, HibernateAfterTimeout, Debug).
%%%========================================================================
@@ -374,6 +378,19 @@ init_it(Mod, Args) ->
%%% ---------------------------------------------------
%%% The MAIN loop.
%%% ---------------------------------------------------
+
+loop(Parent, Name, State, Mod, {continue, Continue} = Msg, HibernateAfterTimeout, Debug) ->
+ Reply = try_dispatch(Mod, handle_continue, Continue, State),
+ case Debug of
+ [] ->
+ handle_common_reply(Reply, Parent, Name, undefined, Msg, Mod,
+ HibernateAfterTimeout, State);
+ _ ->
+ Debug1 = sys:handle_debug(Debug, fun print_event/3, Name, Msg),
+ handle_common_reply(Reply, Parent, Name, undefined, Msg, Mod,
+ HibernateAfterTimeout, State, Debug1)
+ end;
+
loop(Parent, Name, State, Mod, hibernate, HibernateAfterTimeout, Debug) ->
proc_lib:hibernate(?MODULE,wake_hib,[Parent, Name, State, Mod, HibernateAfterTimeout, Debug]);
diff --git a/lib/stdlib/src/gen_statem.erl b/lib/stdlib/src/gen_statem.erl
index 1110d18af6..cd6312855d 100644
--- a/lib/stdlib/src/gen_statem.erl
+++ b/lib/stdlib/src/gen_statem.erl
@@ -296,7 +296,7 @@
(Reason :: term()).
%% Format the callback module state in some sensible that is
-%% often condensed way. For StatusOption =:= 'normal' the perferred
+%% often condensed way. For StatusOption =:= 'normal' the preferred
%% return term is [{data,[{"State",FormattedState}]}], and for
%% StatusOption =:= 'terminate' it is just FormattedState.
-callback format_status(
@@ -510,8 +510,6 @@ call(ServerRef, Request, Timeout) ->
parse_timeout(Timeout) ->
case Timeout of
- {clean_timeout,infinity} ->
- {dirty_timeout,infinity};
{clean_timeout,_} ->
Timeout;
{dirty_timeout,_} ->
diff --git a/lib/stdlib/src/io_lib_format.erl b/lib/stdlib/src/io_lib_format.erl
index 4b2d15c8b3..e345810ca0 100644
--- a/lib/stdlib/src/io_lib_format.erl
+++ b/lib/stdlib/src/io_lib_format.erl
@@ -380,7 +380,7 @@ float_e(_Fl, {Ds,E}, P) ->
{Fs,false} -> [Fs|float_exp(E-1)]
end.
-%% float_man([Digit], Icount, Dcount) -> {[Chars],CarryFlag}.
+%% float_man([Digit], Icount, Dcount) -> {[Char],CarryFlag}.
%% Generate the characters in the mantissa from the digits with Icount
%% characters before the '.' and Dcount decimals. Handle carry and let
%% caller decide what to do at top.
@@ -395,7 +395,7 @@ float_man([D|Ds], I, Dc) ->
{Cs,false} -> {[D|Cs],false}
end;
float_man([], I, Dc) -> %Pad with 0's
- {string:chars($0, I, [$.|string:chars($0, Dc)]),false}.
+ {lists:duplicate(I, $0) ++ [$.|lists:duplicate(Dc, $0)],false}.
float_man([D|_], 0) when D >= $5 -> {[],true};
float_man([_|_], 0) -> {[],false};
@@ -405,7 +405,7 @@ float_man([D|Ds], Dc) ->
{Cs,true} -> {[D+1|Cs],false};
{Cs,false} -> {[D|Cs],false}
end;
-float_man([], Dc) -> {string:chars($0, Dc),false}. %Pad with 0's
+float_man([], Dc) -> {lists:duplicate(Dc, $0),false}. %Pad with 0's
%% float_exp(Exponent) -> [Char].
%% Generate the exponent of a floating point number. Always include sign.
@@ -429,7 +429,7 @@ fwrite_f(Fl, F, Adj, P, Pad) when P >= 1 ->
float_f(Fl, Fd, P) when Fl < 0.0 ->
[$-|float_f(-Fl, Fd, P)];
float_f(Fl, {Ds,E}, P) when E =< 0 ->
- float_f(Fl, {string:chars($0, -E+1, Ds),1}, P); %Prepend enough 0's
+ float_f(Fl, {lists:duplicate(-E+1, $0)++Ds,1}, P); %Prepend enough 0's
float_f(_Fl, {Ds,E}, P) ->
case float_man(Ds, E, P) of
{Fs,true} -> "1" ++ Fs; %Handle carry
@@ -751,7 +751,7 @@ adjust(Data, Pad, right) -> [Pad|Data].
flat_trunc(List, N) when is_integer(N), N >= 0 ->
string:slice(List, 0, N).
-%% A deep version of string:chars/2,3
+%% A deep version of lists:duplicate/2
chars(_C, 0) ->
[];
diff --git a/lib/stdlib/src/lib.erl b/lib/stdlib/src/lib.erl
index c6eb0d7915..a7980cc294 100644
--- a/lib/stdlib/src/lib.erl
+++ b/lib/stdlib/src/lib.erl
@@ -646,7 +646,7 @@ pp_arguments(PF, As, I, Enc) ->
Ll = length(L),
A = list_to_atom(lists:duplicate(Ll, $a)),
S0 = unicode:characters_to_list(PF([A | T], I+1), Enc),
- brackets_to_parens([$[,L,string:sub_string(S0, 2+Ll)], Enc);
+ brackets_to_parens([$[,L,string:slice(S0, 1+Ll)], Enc);
_ ->
brackets_to_parens(PF(As, I+1), Enc)
end.
diff --git a/lib/stdlib/src/otp_internal.erl b/lib/stdlib/src/otp_internal.erl
index 5b488cc677..122b476ddb 100644
--- a/lib/stdlib/src/otp_internal.erl
+++ b/lib/stdlib/src/otp_internal.erl
@@ -609,6 +609,52 @@ obsolete_1(filename, find_src, 2) ->
obsolete_1(erlang, hash, 2) ->
{removed, {erlang, phash2, 2}, "20.0"};
+%% Added in OTP-21
+obsolete_1(string, len, 1) ->
+ {deprecated, "deprecated; use string:length/3 instead"};
+obsolete_1(string, concat, 2) ->
+ {deprecated, "deprecated; use [Str1,Str2] instead"};
+obsolete_1(string, str, 2) ->
+ {deprecated, "deprecated; use string:find/2 instead"};
+obsolete_1(string, rstr, 2) ->
+ {deprecated, "deprecated; use string:find/3 instead"};
+obsolete_1(string, chr, 2) ->
+ {deprecated, "deprecated; use string:find/2 instead"};
+obsolete_1(string, rchr, 2) ->
+ {deprecated, "deprecated; use string:find/3 instead"};
+obsolete_1(string, span, 2) ->
+ {deprecated, "deprecated; use string:take/2 instead"};
+obsolete_1(string, cspan, 2) ->
+ {deprecated, "deprecated; use string:take/3 instead"};
+obsolete_1(string, substr, _) ->
+ {deprecated, "deprecated; use string:slice/3 instead"};
+obsolete_1(string, tokens, 2) ->
+ {deprecated, "deprecated; use string:lexemes/2 instead"};
+obsolete_1(string, chars, _) ->
+ {deprecated, "deprecated; use lists:duplicate/2 instead"};
+obsolete_1(string, copies, _) ->
+ {deprecated, "deprecated; use lists:duplicate/2 instead"};
+obsolete_1(string, words, _) ->
+ {deprecated, "deprecated; use string:lexemes/2 instead"};
+obsolete_1(string, strip, _) ->
+ {deprecated, "deprecated; use string:trim/3 instead"};
+obsolete_1(string, sub_word, _) ->
+ {deprecated, "deprecated; use string:nth_lexeme/3 instead"};
+obsolete_1(string, sub_string, _) ->
+ {deprecated, "deprecated; use string:slice/3 instead"};
+obsolete_1(string, left, _) ->
+ {deprecated, "deprecated; use string:pad/3 instead"};
+obsolete_1(string, right, _) ->
+ {deprecated, "deprecated; use string:pad/3 instead"};
+obsolete_1(string, centre, _) ->
+ {deprecated, "deprecated; use string:pad/3 instead"};
+obsolete_1(string, join, _) ->
+ {deprecated, "deprecated; use lists:join/2 instead"};
+obsolete_1(string, to_upper, _) ->
+ {deprecated, "deprecated; use string:uppercase/1 or string:titlecase/1 instead"};
+obsolete_1(string, to_lower, _) ->
+ {deprecated, "deprecated; use string:lowercase/1 or string:casefold/1 instead"};
+
%% not obsolete
obsolete_1(_, _, _) ->
diff --git a/lib/stdlib/src/pool.erl b/lib/stdlib/src/pool.erl
index 05950a1d7c..b12ff205b1 100644
--- a/lib/stdlib/src/pool.erl
+++ b/lib/stdlib/src/pool.erl
@@ -25,7 +25,7 @@
%% with the least load !!!!
%% This function is callable from any node including the master
%% That is part of the pool
-%% nodes are scheduled on a per usgae basis and per load basis,
+%% nodes are scheduled on a per usage basis and per load basis,
%% Whenever we use a node, we put at the end of the queue, and whenever
%% a node report a change in load, we insert it accordingly
@@ -197,7 +197,7 @@ pure_insert({Load,Node},[{L,N}|Tail]) when Load < L ->
pure_insert(L,[H|T]) -> [H|pure_insert(L,T)].
%% Really should not measure the contributions from
-%% the back ground processes here .... which we do :-(
+%% the background processes here .... which we do :-(
%% We don't have to monitor the master, since we're slaves anyway
statistic_collector() ->
@@ -213,7 +213,7 @@ statistic_collector(I) ->
stat_loop(M, 999999)
end.
-%% Do not tell the master about our load if it has not changed
+%% Do not tell the master about our load if it has not changed
stat_loop(M, Old) ->
sleep(2000),
diff --git a/lib/stdlib/src/slave.erl b/lib/stdlib/src/slave.erl
index d7cf6386f5..b3f3206d67 100644
--- a/lib/stdlib/src/slave.erl
+++ b/lib/stdlib/src/slave.erl
@@ -320,7 +320,7 @@ mk_cmd(Host, Name, Args, Waiter, Prog0) ->
%% emulator and flags as the test node. The return from lib:progname()
%% could then typically be '/<full_path_to>/cerl -gcov').
quote_progname(Progname) ->
- do_quote_progname(string:tokens(to_list(Progname)," ")).
+ do_quote_progname(string:lexemes(to_list(Progname)," ")).
do_quote_progname([Prog]) ->
"\""++Prog++"\"";
diff --git a/lib/stdlib/src/stdlib.app.src b/lib/stdlib/src/stdlib.app.src
index 3c449d3cb9..ab0824ca17 100644
--- a/lib/stdlib/src/stdlib.app.src
+++ b/lib/stdlib/src/stdlib.app.src
@@ -107,7 +107,7 @@
dets]},
{applications, [kernel]},
{env, []},
- {runtime_dependencies, ["sasl-3.0","kernel-5.0","erts-9.0","crypto-3.3",
+ {runtime_dependencies, ["sasl-3.0","kernel-6.0","erts-10.0","crypto-3.3",
"compiler-5.0"]}
]}.
diff --git a/lib/stdlib/src/stdlib.appup.src b/lib/stdlib/src/stdlib.appup.src
index 800c2c61f3..e4e3fb83e9 100644
--- a/lib/stdlib/src/stdlib.appup.src
+++ b/lib/stdlib/src/stdlib.appup.src
@@ -18,9 +18,7 @@
%% %CopyrightEnd%
{"%VSN%",
%% Up from - max one major revision back
- [{<<"3\\.[0-3](\\.[0-9]+)*">>,[restart_new_emulator]}, % OTP-19.*
- {<<"3\\.4(\\.[0-9]+)*">>,[restart_new_emulator]}], % OTP-20.*
+ [{<<"3\\.4(\\.[0-9]+)*">>,[restart_new_emulator]}], % OTP-20.*
%% Down to - max one major revision back
- [{<<"3\\.[0-3](\\.[0-9]+)*">>,[restart_new_emulator]}, % OTP-19.*
- {<<"3\\.4(\\.[0-9]+)*">>,[restart_new_emulator]}] % OTP-20.*
+ [{<<"3\\.4(\\.[0-9]+)*">>,[restart_new_emulator]}] % OTP-20.*
}.
diff --git a/lib/stdlib/src/string.erl b/lib/stdlib/src/string.erl
index 4972da297d..5a4d2df2a6 100644
--- a/lib/stdlib/src/string.erl
+++ b/lib/stdlib/src/string.erl
@@ -87,6 +87,16 @@
%%% May be removed
-export([list_to_float/1, list_to_integer/1]).
+-deprecated([{len,1},{concat,2},
+ {str,2},{chr,2},{rchr,2},{rstr,2},
+ {span,2},{cspan,2},{substr,'_'},{tokens,2},
+ {chars,'_'},
+ {copies,2},{words,'_'},{strip,'_'},
+ {sub_word,'_'},{left,'_'},{right,'_'},
+ {sub_string,'_'},{centre,'_'},{join,2},
+ {to_upper,1}, {to_lower,1}
+ ]).
+
%% Uses bifs: string:list_to_float/1 and string:list_to_integer/1
-spec list_to_float(String) -> {Float, Rest} | {'error', Reason} when
String :: string(),
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-08 02:54:39 +0000