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-rw-r--r--lib/kernel/src/file.erl33
1 files changed, 25 insertions, 8 deletions
diff --git a/lib/kernel/src/file.erl b/lib/kernel/src/file.erl
index 70c4583ad2..5f52f94270 100644
--- a/lib/kernel/src/file.erl
+++ b/lib/kernel/src/file.erl
@@ -27,12 +27,12 @@
-export([format_error/1]).
%% File system and metadata.
-export([get_cwd/0, get_cwd/1, set_cwd/1, delete/1, rename/2,
- make_dir/1, del_dir/1, list_dir/1,
+ make_dir/1, del_dir/1, list_dir/1, list_dir_all/1,
read_file_info/1, read_file_info/2,
write_file_info/2, write_file_info/3,
altname/1,
read_link_info/1, read_link_info/2,
- read_link/1,
+ read_link/1, read_link_all/1,
make_link/2, make_symlink/2,
read_file/1, write_file/2, write_file/3]).
%% Specialized
@@ -67,8 +67,8 @@
-export([ipread_s32bu_p32bu_int/3]).
%% Types that can be used from other modules -- alphabetically ordered.
--export_type([date_time/0, fd/0, file_info/0, filename/0, io_device/0,
- name/0, posix/0]).
+-export_type([date_time/0, fd/0, file_info/0, filename/0, filename_all/0,
+ io_device/0, name/0, posix/0]).
%%% Includes and defines
-include("file.hrl").
@@ -80,7 +80,8 @@
-define(RAM_FILE, ram_file). % Module
%% data types
--type filename() :: string() | binary().
+-type filename() :: string().
+-type filename_all() :: string() | binary().
-type file_info() :: #file_info{}.
-type fd() :: #file_descriptor{}.
-type io_device() :: pid() | fd().
@@ -278,6 +279,14 @@ read_link_info(Name, Opts) when is_list(Opts) ->
read_link(Name) ->
check_and_call(read_link, [file_name(Name)]).
+-spec read_link_all(Name) -> {ok, Filename} | {error, Reason} when
+ Name :: name(),
+ Filename :: filename_all(),
+ Reason :: posix() | badarg.
+
+read_link_all(Name) ->
+ check_and_call(read_link_all, [file_name(Name)]).
+
-spec write_file_info(Filename, FileInfo) -> ok | {error, Reason} when
Filename :: name(),
FileInfo :: file_info(),
@@ -303,6 +312,14 @@ write_file_info(Name, Info = #file_info{}, Opts) when is_list(Opts) ->
list_dir(Name) ->
check_and_call(list_dir, [file_name(Name)]).
+-spec list_dir_all(Dir) -> {ok, Filenames} | {error, Reason} when
+ Dir :: name(),
+ Filenames :: [filename_all()],
+ Reason :: posix() | badarg.
+
+list_dir_all(Name) ->
+ check_and_call(list_dir_all, [file_name(Name)]).
+
-spec read_file(Filename) -> {ok, Binary} | {error, Reason} when
Filename :: name(),
Binary :: binary(),
@@ -1196,7 +1213,7 @@ change_time(Name, {{AY, AM, AD}, {AH, AMin, ASec}}=Atime,
-spec sendfile(RawFile, Socket, Offset, Bytes, Opts) ->
{'ok', non_neg_integer()} | {'error', inet:posix() |
closed | badarg | not_owner} when
- RawFile :: file:fd(),
+ RawFile :: fd(),
Socket :: inet:socket(),
Offset :: non_neg_integer(),
Bytes :: non_neg_integer(),
@@ -1222,7 +1239,7 @@ sendfile(File, Sock, Offset, Bytes, Opts) ->
-spec sendfile(Filename, Socket) ->
{'ok', non_neg_integer()} | {'error', inet:posix() |
closed | badarg | not_owner}
- when Filename :: file:name(),
+ when Filename :: name(),
Socket :: inet:socket().
sendfile(Filename, Sock) ->
case file:open(Filename, [read, raw, binary]) of
@@ -1345,7 +1362,7 @@ eval_stream(Fd, Handling, Bs) ->
eval_stream(Fd, Handling, 1, undefined, [], Bs).
eval_stream(Fd, H, Line, Last, E, Bs) ->
- eval_stream2(io:parse_erl_exprs(Fd, '', Line, [unicode]), Fd, H, Last, E, Bs).
+ eval_stream2(io:parse_erl_exprs(Fd, '', Line), Fd, H, Last, E, Bs).
eval_stream2({ok,Form,EndLine}, Fd, H, Last, E, Bs0) ->
try erl_eval:exprs(Form, Bs0) of