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-rw-r--r--lib/kernel/src/code_server.erl18
-rw-r--r--lib/kernel/test/application_SUITE.erl11
-rw-r--r--lib/kernel/test/code_SUITE.erl74
-rw-r--r--lib/kernel/test/code_SUITE_data/calendar.erl23
4 files changed, 67 insertions, 59 deletions
diff --git a/lib/kernel/src/code_server.erl b/lib/kernel/src/code_server.erl
index fc7ac08699..dd06affd70 100644
--- a/lib/kernel/src/code_server.erl
+++ b/lib/kernel/src/code_server.erl
@@ -63,7 +63,10 @@ init(Ref, Parent, [Root,Mode0]) ->
process_flag(trap_exit, true),
Db = ets:new(code, [private]),
- foreach(fun (M) -> ets:insert(Db, {M,preloaded}) end, erlang:pre_loaded()),
+ foreach(fun (M) ->
+ %% Pre-loaded modules are always sticky.
+ ets:insert(Db, [{M,preloaded},{{sticky,M},true}])
+ end, erlang:pre_loaded()),
ets:insert(Db, init:fetch_loaded()),
Mode =
@@ -988,7 +991,7 @@ try_archive_subdirs(_Archive, Base, []) ->
%% the complete directory name.
%%
del_path(Name0,Path,NameDb) ->
- case catch to_list(Name0)of
+ case catch filename:join([to_list(Name0)]) of
{'EXIT',_} ->
{{error,bad_name},Path};
Name ->
@@ -1165,7 +1168,7 @@ stick_dir(Dir, Stick, St) ->
true ->
foreach(fun (M) -> ets:insert(Db, {{sticky,M},true}) end, Mods);
false ->
- foreach(fun (M) -> ets:delete(Db, {sticky,M}) end, Mods)
+ foreach(fun (M) -> do_unstick_mod(Db, M) end, Mods)
end;
Error ->
Error
@@ -1177,6 +1180,15 @@ stick_mod(M, Stick, St) ->
true ->
ets:insert(Db, {{sticky,M},true});
false ->
+ do_unstick_mod(Db, M)
+ end.
+
+do_unstick_mod(Db, M) ->
+ case ets:lookup(Db, M) of
+ [{M,preloaded}] ->
+ %% Never unstick pre-loaded modules.
+ true;
+ _ ->
ets:delete(Db, {sticky,M})
end.
diff --git a/lib/kernel/test/application_SUITE.erl b/lib/kernel/test/application_SUITE.erl
index 036e238c85..4901206c8e 100644
--- a/lib/kernel/test/application_SUITE.erl
+++ b/lib/kernel/test/application_SUITE.erl
@@ -1076,10 +1076,13 @@ otp_1586(Conf) when is_list(Conf) ->
{ok, Fd} = file:open(filename:join(Dir, "app5.app"), [write]),
w_app5(Fd),
file:close(Fd),
- code:add_patha(Dir),
- ok = application:load(app4()),
- ok = application:unload(app4),
- ok.
+ try
+ true = code:add_patha(Dir),
+ ok = application:load(app4()),
+ ok = application:unload(app4)
+ after
+ _ = code:del_path(Dir)
+ end.
%%-----------------------------------------------------------------
%% Ticket: OTP-2078
diff --git a/lib/kernel/test/code_SUITE.erl b/lib/kernel/test/code_SUITE.erl
index 42b81d16b3..afedc17e57 100644
--- a/lib/kernel/test/code_SUITE.erl
+++ b/lib/kernel/test/code_SUITE.erl
@@ -37,8 +37,7 @@
native_early_modules/1, get_mode/1]).
-export([init_per_testcase/2, end_per_testcase/2,
- init_per_suite/1, end_per_suite/1,
- sticky_compiler/1]).
+ init_per_suite/1, end_per_suite/1]).
%% error_logger
-export([init/1,
@@ -55,7 +54,7 @@ all() ->
delete, purge, purge_many_exits, soft_purge, is_loaded, all_loaded,
load_binary, dir_req, object_code, set_path_file,
upgrade,
- pa_pz_option, add_del_path, dir_disappeared,
+ sticky_dir, pa_pz_option, add_del_path, dir_disappeared,
ext_mod_dep, clash, load_cached, start_node_with_cache,
add_and_rehash, where_is_file_no_cache,
where_is_file_cached, purge_stacktrace, mult_lib_roots,
@@ -219,6 +218,13 @@ del_path(suite) -> [];
del_path(doc) -> [];
del_path(Config) when is_list(Config) ->
P = code:get_path(),
+ try
+ del_path_1(P)
+ after
+ code:set_path(P)
+ end.
+
+del_path_1(P) ->
test_server:format("Initial code:get_path()=~p~n",[P]),
{'EXIT',_} = (catch code:del_path(3)),
false = code:del_path(my_dummy_name),
@@ -226,19 +232,22 @@ del_path(Config) when is_list(Config) ->
Dir = filename:join([code:lib_dir(kernel),"ebin"]),
test_server:format("kernel dir: ~p~n",[Dir]),
-
true = code:del_path(kernel),
NewP = code:get_path(),
test_server:format("Path after removing 'kernel':~p~n",[NewP]),
ReferenceP = lists:delete(Dir,P),
test_server:format("Reference path:~p~n",[ReferenceP]),
NewP = ReferenceP, % check that dir is deleted
+ code:set_path(P),
+ %% An superfluous "/" should also work.
+ true = code:del_path("kernel/"),
+ NewP = ReferenceP, % check that dir is deleted
code:set_path(P),
+
true = code:del_path(Dir),
NewP1 = code:get_path(),
NewP1 = lists:delete(Dir,P), % check that dir is deleted
- code:set_path(P),
ok.
replace_path(suite) -> [];
@@ -577,35 +586,42 @@ sticky_dir(suite) -> [];
sticky_dir(doc) -> ["Test that a module with the same name as a module in ",
"a sticky directory cannot be loaded."];
sticky_dir(Config) when is_list(Config) ->
- MyDir=filename:dirname(code:which(?MODULE)),
- {ok, Node}=?t:start_node(sticky_dir, slave,[{args, "-pa \""++MyDir++"\""}]),
- File=filename:join([?config(data_dir, Config), "calendar"]),
- Ret=rpc:call(Node, ?MODULE, sticky_compiler, [File]),
+ Pa = filename:dirname(code:which(?MODULE)),
+ {ok,Node} = ?t:start_node(sticky_dir, slave, [{args,"-pa "++Pa}]),
+ Mods = [code,lists,erlang,init],
+ OutDir = filename:join(?config(priv_dir, Config), sticky_dir),
+ _ = file:make_dir(OutDir),
+ Ret = rpc:call(Node, erlang, apply,
+ [fun sticky_compiler/2,[Mods,OutDir]]),
case Ret of
- fail ->
- ?t:fail("c:c allowed a sticky module to be compiled and loaded.");
- ok ->
+ [] ->
ok;
Other ->
- test_server:format("Other: ~p",[Other])
+ io:format("~p\n", [Other]),
+ ?t:fail()
end,
- ?t:stop_node(Node).
+ ?t:stop_node(Node),
+ ok.
-sticky_compiler(File) ->
- Compiled=File++code:objfile_extension(),
- Dir=filename:dirname(File),
- code:add_patha(Dir),
- file:delete(Compiled),
- case c:c(File, [{outdir, Dir}]) of
- {ok, Module} ->
- case catch Module:test(apa) of
- {error, _} ->
- fail;
- {'EXIT', _} ->
- ok
- end;
- Other ->
- test_server:format("c:c(~p) returned: ~p",[File, Other]),
+sticky_compiler(Files, PrivDir) ->
+ code:add_patha(PrivDir),
+ Rets = [do_sticky_compile(F, PrivDir) || F <- Files],
+ [R || R <- Rets, R =/= ok].
+
+do_sticky_compile(Mod, Dir) ->
+ %% Make sure that the module is loaded. A module being sticky
+ %% only prevents it from begin reloaded, not from being loaded
+ %% from the wrong place to begin with.
+ Mod = Mod:module_info(module),
+ File = filename:append(Dir, atom_to_list(Mod)),
+ Src = io_lib:format("-module(~s).\n"
+ "-export([test/1]).\n"
+ "test(me) -> fail.\n", [Mod]),
+ ok = file:write_file(File++".erl", Src),
+ case c:c(File, [{outdir,Dir}]) of
+ {ok,Module} ->
+ Module:test(me);
+ {error,sticky_directory} ->
ok
end.
diff --git a/lib/kernel/test/code_SUITE_data/calendar.erl b/lib/kernel/test/code_SUITE_data/calendar.erl
deleted file mode 100644
index c1a4a1c12a..0000000000
--- a/lib/kernel/test/code_SUITE_data/calendar.erl
+++ /dev/null
@@ -1,23 +0,0 @@
-%%
-%% %CopyrightBegin%
-%%
-%% Copyright Ericsson AB 1997-2009. 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(calendar).
--export([test/1]).
-
-test(apa) ->
- {error, this_function_should_not_be_called}.
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-23 20:51:08 +0000