diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/kernel/src/code_server.erl | 16 | ||||
| -rw-r--r-- | lib/kernel/test/code_SUITE.erl | 60 | ||||
| -rw-r--r-- | lib/kernel/test/code_SUITE_data/calendar.erl | 23 |
3 files changed, 47 insertions, 52 deletions
diff --git a/lib/kernel/src/code_server.erl b/lib/kernel/src/code_server.erl index f891cb61c4..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 = @@ -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/code_SUITE.erl b/lib/kernel/test/code_SUITE.erl index f2ddcd57ff..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, @@ -587,35 +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}. |