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-rw-r--r--lib/hipe/cerl/erl_bif_types.erl116
-rw-r--r--lib/kernel/src/code.erl10
-rw-r--r--lib/kernel/src/file.erl21
3 files changed, 23 insertions, 124 deletions
diff --git a/lib/hipe/cerl/erl_bif_types.erl b/lib/hipe/cerl/erl_bif_types.erl
index 696414eb7a..f872d4534c 100644
--- a/lib/hipe/cerl/erl_bif_types.erl
+++ b/lib/hipe/cerl/erl_bif_types.erl
@@ -192,7 +192,7 @@ type(binary, referenced_byte_size, 1, Xs) ->
type(code, add_path, 1, Xs) ->
strict(arg_types(code, add_path, 1), Xs,
fun (_) ->
- t_sup(t_boolean(),
+ t_sup(t_atom('true'),
t_tuple([t_atom('error'), t_atom('bad_directory')]))
end);
type(code, add_patha, 1, Xs) ->
@@ -1991,29 +1991,6 @@ type(ets, update_counter, 3, Xs) ->
end);
type(ets, update_element, 3, Xs) ->
strict(arg_types(ets, update_element, 3), Xs, fun (_) -> t_boolean() end);
-%%-- file ---------------------------------------------------------------------
-type(file, close, 1, Xs) ->
- strict(arg_types(file, close, 1), Xs, fun (_) -> t_file_return() end);
-type(file, delete, 1, Xs) ->
- strict(arg_types(file, delete, 1), Xs, fun (_) -> t_file_return() end);
-type(file, get_cwd, 0, _) ->
- t_sup(t_tuple([t_atom('ok'), t_string()]),
- t_tuple([t_atom('error'), t_file_posix_error()]));
-type(file, make_dir, 1, Xs) ->
- strict(arg_types(file, make_dir, 1), Xs, fun (_) -> t_file_return() end);
-type(file, read_file, 1, Xs) ->
- strict(arg_types(file, read_file, 1), Xs,
- fun (_) ->
- t_sup([t_tuple([t_atom('ok'), t_binary()]),
- t_tuple([t_atom('error'), t_file_posix_error()])])
- end);
-type(file, set_cwd, 1, Xs) ->
- strict(arg_types(file, set_cwd, 1), Xs,
- fun (_) -> t_sup(t_atom('ok'),
- t_tuple([t_atom('error'), t_file_posix_error()]))
- end);
-type(file, write_file, 2, Xs) ->
- strict(arg_types(file, write_file, 2), Xs, fun (_) -> t_file_return() end);
%%-- gen_tcp ------------------------------------------------------------------
%% NOTE: All type information for this module added to avoid loss of precision
type(gen_tcp, accept, 1, Xs) ->
@@ -3357,7 +3334,7 @@ arg_types(code, all_loaded, 0) ->
arg_types(code, compiler_dir, 0) ->
[];
arg_types(code, del_path, 1) ->
- [t_sup(t_string(), t_atom())]; % OBS: doc differs from add_path/1 - why?
+ [t_sup(t_string(), t_atom())]; % OBS: differs from add_path/1
arg_types(code, delete, 1) ->
[t_atom()];
arg_types(code, ensure_loaded, 1) ->
@@ -3405,7 +3382,7 @@ arg_types(code, replace_path, 2) ->
arg_types(code, root_dir, 0) ->
[];
arg_types(code, set_path, 1) ->
- [t_string()];
+ [t_list(t_string())];
arg_types(code, soft_purge, 1) ->
arg_types(code, delete, 1);
arg_types(code, stick_mod, 1) ->
@@ -4199,23 +4176,6 @@ arg_types(ets, update_counter, 3) ->
arg_types(ets, update_element, 3) ->
PosValue = t_tuple([t_integer(), t_any()]),
[t_tab(), t_any(), t_sup(PosValue, t_list(PosValue))];
-%%------- file ----------------------------------------------------------------
-arg_types(file, close, 1) ->
- [t_file_io_device()];
-arg_types(file, delete, 1) ->
- [t_file_name()];
-arg_types(file, get_cwd, 0) ->
- [];
-arg_types(file, make_dir, 1) ->
- [t_file_name()];
-arg_types(file, read_file, 1) ->
- [t_file_name()];
-arg_types(file, set_cwd, 1) ->
- [t_file_name()];
-arg_types(file, write, 2) ->
- [t_file_io_device(), t_iodata()];
-arg_types(file, write_file, 2) ->
- [t_file_name(), t_sup(t_binary(), t_list())];
%%------- gen_tcp -------------------------------------------------------------
arg_types(gen_tcp, accept, 1) ->
[t_socket()];
@@ -4647,7 +4607,7 @@ t_httppacket() ->
t_HttpHeader(), t_atom('http_eoh'), t_HttpError()]).
t_endian() ->
- t_sup([t_atom('big'), t_atom('little')]).
+ t_sup(t_atom('big'), t_atom('little')).
%% =====================================================================
%% Types for the binary module
@@ -4988,70 +4948,6 @@ t_ets_info_items() ->
t_atom('type')]).
%% =====================================================================
-%% These are used for the built-in functions of 'file'
-%% =====================================================================
-
-t_file_io_device() ->
- t_sup(t_pid(), t_tuple([t_atom('file_descriptor'), t_atom(), t_any()])).
-
-t_file_name() ->
- t_sup([t_atom(),
- t_string(),
- %% DeepList = [char() | atom() | DeepList] -- approximation below
- t_list(t_sup([t_atom(), t_string(), t_list()]))]).
-
-t_file_open_option() ->
- t_sup([t_atom('read'),
- t_atom('write'),
- t_atom('append'),
- t_atom('raw'),
- t_atom('binary'),
- t_atom('delayed_write'),
- t_atom('read_ahead'),
- t_atom('compressed'),
- t_tuple([t_atom('delayed_write'),
- t_pos_integer(), t_non_neg_integer()]),
- t_tuple([t_atom('read_ahead'), t_pos_integer()])]).
-
-%% This lists all Posix errors that can occur in file:*/* functions
-t_file_posix_error() ->
- t_sup([t_atom('eacces'),
- t_atom('eagain'),
- t_atom('ebadf'),
- t_atom('ebusy'),
- t_atom('edquot'),
- t_atom('eexist'),
- t_atom('efault'),
- t_atom('efbig'),
- t_atom('eintr'),
- t_atom('einval'),
- t_atom('eio'),
- t_atom('eisdir'),
- t_atom('eloop'),
- t_atom('emfile'),
- t_atom('emlink'),
- t_atom('enametoolong'),
- t_atom('enfile'),
- t_atom('enodev'),
- t_atom('enoent'),
- t_atom('enomem'),
- t_atom('enospc'),
- t_atom('enotblk'),
- t_atom('enotdir'),
- t_atom('enotsup'),
- t_atom('enxio'),
- t_atom('eperm'),
- t_atom('epipe'),
- t_atom('erofs'),
- t_atom('espipe'),
- t_atom('esrch'),
- t_atom('estale'),
- t_atom('exdev')]).
-
-t_file_return() ->
- t_sup(t_atom('ok'), t_tuple([t_atom('error'), t_file_posix_error()])).
-
-%% =====================================================================
%% These are used for the built-in functions of 'gen_tcp'
%% =====================================================================
@@ -5251,7 +5147,9 @@ t_ML() -> % a binary or a possibly deep list of integers or binaries
t_sup(t_list(t_sup([t_integer(), t_binary(), t_list()])), t_binary()).
t_encoding() ->
- t_atoms(['latin1', 'unicode', 'utf8', 'utf16', 'utf32']).
+ t_sup([t_atoms(['latin1', 'unicode', 'utf8', 'utf16', 'utf32']),
+ t_tuple([t_atom('utf16'), t_endian()]),
+ t_tuple([t_atom('utf32'), t_endian()])]).
t_encoding_a2b() -> % for the 2nd arg of atom_to_binary/2 and binary_to_atom/2
t_atoms(['latin1', 'unicode', 'utf8']).
diff --git a/lib/kernel/src/code.erl b/lib/kernel/src/code.erl
index ec256d5806..515ecd636f 100644
--- a/lib/kernel/src/code.erl
+++ b/lib/kernel/src/code.erl
@@ -213,19 +213,20 @@ unstick_mod(Mod) when is_atom(Mod) -> call({unstick_mod,Mod}).
-spec is_sticky(Module :: atom()) -> boolean().
is_sticky(Mod) when is_atom(Mod) -> call({is_sticky,Mod}).
--spec set_path(Directories :: [file:filename()]) -> 'true' | {'error', term()}.
+-spec set_path(Directories :: [file:filename()]) ->
+ 'true' | {'error', 'bad_directory' | 'bad_path'}.
set_path(PathList) when is_list(PathList) -> call({set_path,PathList}).
-spec get_path() -> [file:filename()].
get_path() -> call(get_path).
--spec add_path(Directory :: file:filename()) -> 'true' | {'error', term()}.
+-spec add_path(Directory :: file:filename()) -> 'true' | {'error', 'bad_directory'}.
add_path(Dir) when is_list(Dir) -> call({add_path,last,Dir}).
--spec add_pathz(Directory :: file:filename()) -> 'true' | {'error', term()}.
+-spec add_pathz(Directory :: file:filename()) -> 'true' | {'error', 'bad_directory'}.
add_pathz(Dir) when is_list(Dir) -> call({add_path,last,Dir}).
--spec add_patha(Directory :: file:filename()) -> 'true' | {'error', term()}.
+-spec add_patha(Directory :: file:filename()) -> 'true' | {'error', 'bad_directory'}.
add_patha(Dir) when is_list(Dir) -> call({add_path,first,Dir}).
-spec add_paths(Directories :: [file:filename()]) -> 'ok'.
@@ -237,7 +238,6 @@ add_pathsz(Dirs) when is_list(Dirs) -> call({add_paths,last,Dirs}).
-spec add_pathsa(Directories :: [file:filename()]) -> 'ok'.
add_pathsa(Dirs) when is_list(Dirs) -> call({add_paths,first,Dirs}).
-%% XXX Contract's input argument differs from add_path/1 -- why?
-spec del_path(Name :: file:filename() | atom()) -> boolean() | {'error', 'bad_name'}.
del_path(Name) when is_list(Name) ; is_atom(Name) -> call({del_path,Name}).
diff --git a/lib/kernel/src/file.erl b/lib/kernel/src/file.erl
index 97d914b043..a49f6583ad 100644
--- a/lib/kernel/src/file.erl
+++ b/lib/kernel/src/file.erl
@@ -183,7 +183,7 @@ make_dir(Name) ->
del_dir(Name) ->
check_and_call(del_dir, [file_name(Name)]).
--spec read_file_info(Name :: name()) -> {'ok', #file_info{}} | {'error', posix()}.
+-spec read_file_info(Name :: name()) -> {'ok', file_info()} | {'error', posix()}.
read_file_info(Name) ->
check_and_call(read_file_info, [file_name(Name)]).
@@ -193,7 +193,7 @@ read_file_info(Name) ->
altname(Name) ->
check_and_call(altname, [file_name(Name)]).
--spec read_link_info(Name :: name()) -> {'ok', #file_info{}} | {'error', posix()}.
+-spec read_link_info(Name :: name()) -> {'ok', file_info()} | {'error', posix()}.
read_link_info(Name) ->
check_and_call(read_link_info, [file_name(Name)]).
@@ -203,7 +203,7 @@ read_link_info(Name) ->
read_link(Name) ->
check_and_call(read_link, [file_name(Name)]).
--spec write_file_info(Name :: name(), Info :: #file_info{}) ->
+-spec write_file_info(Name :: name(), Info :: file_info()) ->
'ok' | {'error', posix()}.
write_file_info(Name, Info = #file_info{}) ->
@@ -214,7 +214,8 @@ write_file_info(Name, Info = #file_info{}) ->
list_dir(Name) ->
check_and_call(list_dir, [file_name(Name)]).
--spec read_file(Name :: name()) -> {'ok', binary()} | {'error', posix()}.
+-spec read_file(Name :: name()) ->
+ {'ok', binary()} | {'error', posix() | 'terminated' | 'system_limit'}.
read_file(Name) ->
check_and_call(read_file, [file_name(Name)]).
@@ -229,15 +230,15 @@ make_link(Old, New) ->
make_symlink(Old, New) ->
check_and_call(make_symlink, [file_name(Old), file_name(New)]).
--spec write_file(Name :: name(), Bin :: binary()) -> 'ok' | {'error', posix()}.
+-spec write_file(Name :: name(), Bin :: iodata()) ->
+ 'ok' | {'error', posix() | 'terminated' | 'system_limit'}.
write_file(Name, Bin) ->
check_and_call(write_file, [file_name(Name), make_binary(Bin)]).
%% This whole operation should be moved to the file_server and prim_file
%% when it is time to change file server protocol again.
-%% Meanwhile, it is implemented here, slihtly less efficient.
-%%
+%% Meanwhile, it is implemented here, slightly less efficient.
-spec write_file(Name :: name(), Bin :: binary(), Modes :: [mode()]) ->
'ok' | {'error', posix()}.
@@ -348,7 +349,7 @@ open(Item, Mode) ->
%%% The File argument must be either a Pid or a handle
%%% returned from ?PRIM_FILE:open.
--spec close(File :: io_device()) -> 'ok' | {'error', posix()}.
+-spec close(File :: io_device()) -> 'ok' | {'error', posix() | 'terminated'}.
close(File) when is_pid(File) ->
R = file_request(File, close),
@@ -367,7 +368,7 @@ close(_) ->
{error, badarg}.
-spec advise(File :: io_device(), Offset :: integer(),
- Length :: integer(), Advise :: posix_file_advise()) ->
+ Length :: integer(), Advise :: posix_file_advise()) ->
'ok' | {'error', posix()}.
advise(File, Offset, Length, Advise) when is_pid(File) ->
@@ -449,7 +450,7 @@ pread(_, _, _) ->
{error, badarg}.
-spec write(File :: io_device() | atom(), Byte :: iodata()) ->
- 'ok' | {'error', posix()}.
+ 'ok' | {'error', posix() | 'terminated'}.
write(File, Bytes) when (is_pid(File) orelse is_atom(File)) ->
case make_binary(Bytes) of
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-10 21:44:36 +0000