aboutsummaryrefslogtreecommitdiffstats
path: root/lib/dialyzer
diff options
context:
space:
mode:
Diffstat (limited to 'lib/dialyzer')
-rw-r--r--lib/dialyzer/src/dialyzer_analysis_callgraph.erl24
-rw-r--r--lib/dialyzer/src/dialyzer_cl.erl57
-rw-r--r--lib/dialyzer/src/dialyzer_options.erl36
-rw-r--r--lib/dialyzer/src/dialyzer_plt.erl2
-rw-r--r--lib/dialyzer/test/plt_SUITE.erl95
5 files changed, 127 insertions, 87 deletions
diff --git a/lib/dialyzer/src/dialyzer_analysis_callgraph.erl b/lib/dialyzer/src/dialyzer_analysis_callgraph.erl
index 826ac51775..8537878dfc 100644
--- a/lib/dialyzer/src/dialyzer_analysis_callgraph.erl
+++ b/lib/dialyzer/src/dialyzer_analysis_callgraph.erl
@@ -93,31 +93,19 @@ loop(#server_state{parent = Parent} = State,
send_log(Parent, LogMsg),
loop(State, Analysis, ExtCalls);
{AnalPid, warnings, Warnings} ->
- case Warnings of
- [] -> ok;
- SendWarnings ->
- send_warnings(Parent, SendWarnings)
- end,
+ send_warnings(Parent, Warnings),
loop(State, Analysis, ExtCalls);
{AnalPid, cserver, CServer, Plt} ->
send_codeserver_plt(Parent, CServer, Plt),
loop(State, Analysis, ExtCalls);
{AnalPid, done, Plt, DocPlt} ->
- case ExtCalls =:= none of
- true ->
- send_analysis_done(Parent, Plt, DocPlt);
- false ->
- send_ext_calls(Parent, ExtCalls),
- send_analysis_done(Parent, Plt, DocPlt)
- end;
+ send_ext_calls(Parent, ExtCalls),
+ send_analysis_done(Parent, Plt, DocPlt);
{AnalPid, ext_calls, NewExtCalls} ->
loop(State, Analysis, NewExtCalls);
{AnalPid, ext_types, ExtTypes} ->
send_ext_types(Parent, ExtTypes),
loop(State, Analysis, ExtCalls);
- {AnalPid, unknown_behaviours, UnknownBehaviour} ->
- send_unknown_behaviours(Parent, UnknownBehaviour),
- loop(State, Analysis, ExtCalls);
{AnalPid, mod_deps, ModDeps} ->
send_mod_deps(Parent, ModDeps),
loop(State, Analysis, ExtCalls);
@@ -572,6 +560,8 @@ send_analysis_done(Parent, Plt, DocPlt) ->
Parent ! {self(), done, Plt, DocPlt},
ok.
+send_ext_calls(_Parent, none) ->
+ ok;
send_ext_calls(Parent, ExtCalls) ->
Parent ! {self(), ext_calls, ExtCalls},
ok.
@@ -580,10 +570,6 @@ send_ext_types(Parent, ExtTypes) ->
Parent ! {self(), ext_types, ExtTypes},
ok.
-send_unknown_behaviours(Parent, UnknownBehaviours) ->
- Parent ! {self(), unknown_behaviours, UnknownBehaviours},
- ok.
-
send_codeserver_plt(Parent, CServer, Plt ) ->
Parent ! {self(), cserver, CServer, Plt},
ok.
diff --git a/lib/dialyzer/src/dialyzer_cl.erl b/lib/dialyzer/src/dialyzer_cl.erl
index 4116866916..9354b8007e 100644
--- a/lib/dialyzer/src/dialyzer_cl.erl
+++ b/lib/dialyzer/src/dialyzer_cl.erl
@@ -49,8 +49,7 @@
plt_info = none :: 'none' | dialyzer_plt:plt_info(),
report_mode = normal :: rep_mode(),
return_status= ?RET_NOTHING_SUSPICIOUS :: dial_ret(),
- stored_warnings = [] :: [raw_warning()],
- unknown_behaviours = [] :: [dialyzer_behaviours:behaviour()]
+ stored_warnings = [] :: [raw_warning()]
}).
%%--------------------------------------------------------------------
@@ -638,9 +637,6 @@ cl_loop(State, LogCache) ->
{BackendPid, warnings, Warnings} ->
NewState = store_warnings(State, Warnings),
cl_loop(NewState, LogCache);
- {BackendPid, unknown_behaviours, Behaviours} ->
- NewState = store_unknown_behaviours(State, Behaviours),
- cl_loop(NewState, LogCache);
{BackendPid, done, NewPlt, _NewDocPlt} ->
return_value(State, NewPlt);
{BackendPid, ext_calls, ExtCalls} ->
@@ -683,11 +679,6 @@ format_log_cache(LogCache) ->
store_warnings(#cl_state{stored_warnings = StoredWarnings} = St, Warnings) ->
St#cl_state{stored_warnings = StoredWarnings ++ Warnings}.
--spec store_unknown_behaviours(#cl_state{}, [dialyzer_behaviours:behaviour()]) -> #cl_state{}.
-
-store_unknown_behaviours(#cl_state{unknown_behaviours = Behs} = St, Beh) ->
- St#cl_state{unknown_behaviours = Beh ++ Behs}.
-
-spec cl_error(string()) -> no_return().
cl_error(Msg) ->
@@ -724,7 +715,6 @@ return_value(State = #cl_state{erlang_mode = ErlangMode,
print_warnings(State),
print_ext_calls(State),
print_ext_types(State),
- print_unknown_behaviours(State),
maybe_close_output_file(State),
{RetValue, []};
true ->
@@ -737,8 +727,7 @@ unknown_warnings(State = #cl_state{legal_warnings = LegalWarnings}) ->
Unknown = case ordsets:is_element(?WARN_UNKNOWN, LegalWarnings) of
true ->
unknown_functions(State) ++
- unknown_types(State) ++
- unknown_behaviours(State);
+ unknown_types(State);
false -> []
end,
WarningInfo = {_Filename = "", _Line = 0, _MorMFA = ''},
@@ -814,48 +803,6 @@ do_print_ext_types(Output, [{M,F,A}|T], Before) ->
do_print_ext_types(_, [], _) ->
ok.
-unknown_behaviours(#cl_state{unknown_behaviours = DupBehaviours,
- legal_warnings = LegalWarnings}) ->
- case ordsets:is_element(?WARN_BEHAVIOUR, LegalWarnings) of
- false -> [];
- true ->
- Behaviours = lists:usort(DupBehaviours),
- [{unknown_behaviour, B} || B <- Behaviours]
- end.
-
-%%print_unknown_behaviours(#cl_state{report_mode = quiet}) ->
-%% ok;
-print_unknown_behaviours(#cl_state{output = Output,
- external_calls = Calls,
- external_types = Types,
- stored_warnings = Warnings,
- unknown_behaviours = DupBehaviours,
- legal_warnings = LegalWarnings,
- output_format = Format}) ->
- case ordsets:is_element(?WARN_BEHAVIOUR, LegalWarnings)
- andalso DupBehaviours =/= [] of
- false -> ok;
- true ->
- Behaviours = lists:usort(DupBehaviours),
- case Warnings =:= [] andalso Calls =:= [] andalso Types =:= [] of
- true -> io:nl(Output); %% Need to do a newline first
- false -> ok
- end,
- {Prompt, Prefix} =
- case Format of
- formatted -> {"Unknown behaviours:\n"," "};
- raw -> {"%% Unknown behaviours:\n","%% "}
- end,
- io:put_chars(Output, Prompt),
- do_print_unknown_behaviours(Output, Behaviours, Prefix)
- end.
-
-do_print_unknown_behaviours(Output, [B|T], Before) ->
- io:format(Output, "~s~p\n", [Before,B]),
- do_print_unknown_behaviours(Output, T, Before);
-do_print_unknown_behaviours(_, [], _) ->
- ok.
-
print_warnings(#cl_state{stored_warnings = []}) ->
ok;
print_warnings(#cl_state{output = Output,
diff --git a/lib/dialyzer/src/dialyzer_options.erl b/lib/dialyzer/src/dialyzer_options.erl
index ce84c17f43..dd81dd01ed 100644
--- a/lib/dialyzer/src/dialyzer_options.erl
+++ b/lib/dialyzer/src/dialyzer_options.erl
@@ -72,9 +72,15 @@ preprocess_opts([Opt|Opts]) ->
[Opt|preprocess_opts(Opts)].
postprocess_opts(Opts = #options{}) ->
+ check_file_existence(Opts),
Opts1 = check_output_plt(Opts),
adapt_get_warnings(Opts1).
+check_file_existence(#options{analysis_type = plt_remove}) -> ok;
+check_file_existence(#options{files = Files, files_rec = FilesRec}) ->
+ assert_filenames_exist(Files),
+ assert_filenames_exist(FilesRec).
+
check_output_plt(Opts = #options{analysis_type = Mode, from = From,
output_plt = OutPLT}) ->
case is_plt_mode(Mode) of
@@ -126,14 +132,14 @@ build_options([{OptionName, Value} = Term|Rest], Options) ->
apps ->
OldValues = Options#options.files_rec,
AppDirs = get_app_dirs(Value),
- assert_filenames(Term, AppDirs),
+ assert_filenames_form(Term, AppDirs),
build_options(Rest, Options#options{files_rec = AppDirs ++ OldValues});
files ->
- assert_filenames(Term, Value),
+ assert_filenames_form(Term, Value),
build_options(Rest, Options#options{files = Value});
files_rec ->
OldValues = Options#options.files_rec,
- assert_filenames(Term, Value),
+ assert_filenames_form(Term, Value),
build_options(Rest, Options#options{files_rec = Value ++ OldValues});
analysis_type ->
NewOptions =
@@ -210,16 +216,26 @@ get_app_dirs(Apps) when is_list(Apps) ->
get_app_dirs(Apps) ->
bad_option("Use a list of otp applications", Apps).
-assert_filenames(Term, [FileName|Left]) when length(FileName) >= 0 ->
+assert_filenames(Term, Files) ->
+ assert_filenames_form(Term, Files),
+ assert_filenames_exist(Files).
+
+assert_filenames_form(Term, [FileName|Left]) when length(FileName) >= 0 ->
+ assert_filenames_form(Term, Left);
+assert_filenames_form(_Term, []) ->
+ ok;
+assert_filenames_form(Term, [_|_]) ->
+ bad_option("Malformed or non-existing filename", Term).
+
+assert_filenames_exist([FileName|Left]) ->
case filelib:is_file(FileName) orelse filelib:is_dir(FileName) of
true -> ok;
- false -> bad_option("No such file, directory or application", FileName)
+ false ->
+ bad_option("No such file, directory or application", FileName)
end,
- assert_filenames(Term, Left);
-assert_filenames(_Term, []) ->
- ok;
-assert_filenames(Term, [_|_]) ->
- bad_option("Malformed or non-existing filename", Term).
+ assert_filenames_exist(Left);
+assert_filenames_exist([]) ->
+ ok.
assert_filename(FileName) when length(FileName) >= 0 ->
ok;
diff --git a/lib/dialyzer/src/dialyzer_plt.erl b/lib/dialyzer/src/dialyzer_plt.erl
index 634871b2eb..769f26a3df 100644
--- a/lib/dialyzer/src/dialyzer_plt.erl
+++ b/lib/dialyzer/src/dialyzer_plt.erl
@@ -137,7 +137,7 @@ delete_list(#plt{info = Info, types = Types,
#plt{info = table_delete_list(Info, List),
types = Types,
contracts = table_delete_list(Contracts, List),
- callbacks = table_delete_list(Callbacks, List),
+ callbacks = Callbacks,
exported_types = ExpTypes}.
-spec insert_contract_list(plt(), dialyzer_contracts:plt_contracts()) -> plt().
diff --git a/lib/dialyzer/test/plt_SUITE.erl b/lib/dialyzer/test/plt_SUITE.erl
index ecbac14e5d..6ebe23b54b 100644
--- a/lib/dialyzer/test/plt_SUITE.erl
+++ b/lib/dialyzer/test/plt_SUITE.erl
@@ -7,12 +7,14 @@
-include("dialyzer_test_constants.hrl").
-export([suite/0, all/0, build_plt/1, beam_tests/1, update_plt/1,
- run_plt_check/1, run_succ_typings/1]).
+ local_fun_same_as_callback/1,
+ remove_plt/1, run_plt_check/1, run_succ_typings/1]).
suite() ->
[{timetrap, ?plt_timeout}].
-all() -> [build_plt, beam_tests, update_plt, run_plt_check, run_succ_typings].
+all() -> [build_plt, beam_tests, update_plt, run_plt_check,
+ remove_plt, run_succ_typings, local_fun_same_as_callback].
build_plt(Config) ->
OutDir = ?config(priv_dir, Config),
@@ -158,6 +160,95 @@ update_plt(Config) ->
{init_plt, Plt}] ++ Opts),
ok.
+%%% If a behaviour module contains an non-exported function with the same name
+%%% as one of the behaviour's callbacks, the callback info was inadvertently
+%%% deleted from the PLT as the dialyzer_plt:delete_list/2 function was cleaning
+%%% up the callback table. This bug was reported by Brujo Benavides.
+
+local_fun_same_as_callback(Config) when is_list(Config) ->
+ PrivDir = ?config(priv_dir, Config),
+ Prog1 =
+ <<"-module(bad_behaviour).
+ -callback bad() -> bad.
+ -export([publicly_bad/0]).
+
+ %% @doc This function is here just to avoid the 'unused' warning for bad/0
+ publicly_bad() -> bad().
+
+ %% @doc This function overlaps with the callback with the same name, and
+ %% that was an issue for dialyzer since it's a private function.
+ bad() -> bad.">>,
+ {ok, Beam} = compile(Config, Prog1, bad_behaviour, []),
+
+ ErlangBeam = case code:where_is_file("erlang.beam") of
+ non_existing ->
+ filename:join([code:root_dir(),
+ "erts", "preloaded", "ebin",
+ "erlang.beam"]);
+ EBeam ->
+ EBeam
+ end,
+ Plt = filename:join(PrivDir, "plt_bad_behaviour.plt"),
+ Opts = [{check_plt, true}, {from, byte_code}],
+ [] = dialyzer:run([{analysis_type, plt_build},
+ {files, [Beam, ErlangBeam]},
+ {output_plt, Plt}] ++ Opts),
+
+ Prog2 =
+ <<"-module(bad_child).
+ -behaviour(bad_behaviour).
+
+ -export([bad/0]).
+
+ %% @doc This function incorreclty implements bad_behaviour.
+ bad() -> not_bad.">>,
+ {ok, TestBeam} = compile(Config, Prog2, bad_child, []),
+
+ [{warn_behaviour, _,
+ {callback_type_mismatch,
+ [bad_behaviour,bad,0,"'not_bad'","'bad'"]}}] =
+ dialyzer:run([{analysis_type, succ_typings},
+ {files, [TestBeam]},
+ {init_plt, Plt}] ++ Opts),
+ ok.
+
+%%% [James Fish:]
+%%% Dialyzer always asserts that files and directories passed in its
+%%% options exist. Therefore it is not possible to remove a beam/module
+%%% from a PLT when the beam file no longer exists. Dialyzer should not to
+%%% check files exist on disk when removing from the PLT.
+remove_plt(Config) ->
+ PrivDir = ?config(priv_dir, Config),
+ Prog1 = <<"-module(m1).
+ -export([t/0]).
+ t() ->
+ m2:a(a).">>,
+ {ok, Beam1} = compile(Config, Prog1, m1, []),
+
+ Prog2 = <<"-module(m2).
+ -export([a/1]).
+ a(A) when is_integer(A) -> A.">>,
+ {ok, Beam2} = compile(Config, Prog2, m2, []),
+
+ Plt = filename:join(PrivDir, "remove.plt"),
+ Opts = [{check_plt, true}, {from, byte_code}],
+
+ [{warn_return_no_exit, _, {no_return,[only_normal,t,0]}},
+ {warn_failing_call, _, {call, [m2,a,"('a')",_,_,_,_,_]}}] =
+ dialyzer:run([{analysis_type, plt_build},
+ {files, [Beam1, Beam2]},
+ {get_warnings, true},
+ {output_plt, Plt}] ++ Opts),
+
+ [] = dialyzer:run([{init_plt, Plt},
+ {files, [Beam2]},
+ {analysis_type, plt_remove}]),
+
+ [] = dialyzer:run([{analysis_type, succ_typings},
+ {files, [Beam1]},
+ {init_plt, Plt}] ++ Opts),
+ ok.
+
compile(Config, Prog, Module, CompileOpts) ->
Source = lists:concat([Module, ".erl"]),
PrivDir = ?config(priv_dir,Config),
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-06 03:58:31 +0000