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authorPeter Andersson <[email protected]>2016-08-25 11:35:46 +0200
committerPeter Andersson <[email protected]>2016-08-25 11:35:46 +0200
commit2a6750d0804d1e30a5463c8aaf5b7342fda967fe (patch)
treebbf183c6d0eb5366db4aa839568e72c4bb53e6f5 /lib
parente3952b06cc38dcb9939936140bf07a37a428e46b (diff)
parentbc544c51d84bfd61f3dafc5048e86cea02641b43 (diff)
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Merge branch 'peppe/debugger_crash/ERL-191/OTP-13756' into maint
* peppe/debugger_crash/ERL-191/OTP-13756: Make sure exit in non-interpreted code doesn't crash the debugger OTP-13756
Diffstat (limited to 'lib')
-rw-r--r--lib/debugger/src/dbg_iserver.erl40
-rw-r--r--lib/debugger/src/dbg_wx_trace.erl13
-rw-r--r--lib/debugger/src/dbg_wx_view.erl12
3 files changed, 38 insertions, 27 deletions
diff --git a/lib/debugger/src/dbg_iserver.erl b/lib/debugger/src/dbg_iserver.erl
index 3561454685..3e959e8e30 100644
--- a/lib/debugger/src/dbg_iserver.erl
+++ b/lib/debugger/src/dbg_iserver.erl
@@ -214,7 +214,6 @@ handle_call({new_process, Pid, Meta, Function}, _From, State) ->
%% Code loading
handle_call({load, Mod, Src, Bin}, _From, State) ->
-
%% Create an ETS table for storing information about the module
Db = State#state.db,
ModDb = ets:new(Mod, [ordered_set, public]),
@@ -285,23 +284,28 @@ handle_call({contents, Mod, Pid}, _From, State) ->
{reply, {ok, Bin}, State};
handle_call({raw_contents, Mod, Pid}, _From, State) ->
Db = State#state.db,
- [{{Mod, refs}, ModDbs}] = ets:lookup(Db, {Mod, refs}),
- ModDb = if
- Pid =:= any -> hd(ModDbs);
- true ->
- lists:foldl(fun(T, not_found) ->
- [{T, Pids}] = ets:lookup(Db, T),
- case lists:member(Pid, Pids) of
- true -> T;
- false -> not_found
- end;
- (_T, T) -> T
- end,
- not_found,
- ModDbs)
- end,
- [{mod_raw, Bin}] = ets:lookup(ModDb, mod_raw),
- {reply, {ok, Bin}, State};
+ case ets:lookup(Db, {Mod, refs}) of
+ [{{Mod, refs}, ModDbs}] ->
+ ModDb =
+ if
+ Pid =:= any -> hd(ModDbs);
+ true ->
+ lists:foldl(fun(T, not_found) ->
+ [{T, Pids}] = ets:lookup(Db, T),
+ case lists:member(Pid, Pids) of
+ true -> T;
+ false -> not_found
+ end;
+ (_T, T) -> T
+ end,
+ not_found,
+ ModDbs)
+ end,
+ [{mod_raw, Bin}] = ets:lookup(ModDb, mod_raw),
+ {reply, {ok, Bin}, State};
+ [] -> % code not interpreted
+ {reply, not_found, State}
+ end;
handle_call({is_interpreted, Mod, Name, Arity}, _From, State) ->
Db = State#state.db,
Reply = case ets:lookup(Db, {Mod, refs}) of
diff --git a/lib/debugger/src/dbg_wx_trace.erl b/lib/debugger/src/dbg_wx_trace.erl
index 6af19af33b..29c8e8cefb 100644
--- a/lib/debugger/src/dbg_wx_trace.erl
+++ b/lib/debugger/src/dbg_wx_trace.erl
@@ -818,11 +818,14 @@ gui_show_module(Win, Mod, Line, _Cm, Pid, How) ->
gui_load_module(Win, Mod, _Pid) ->
dbg_wx_trace_win:display(Win,{text, "Loading module..."}),
- %% Contents = int:contents(Mod, Pid),
- {ok, Contents} = dbg_iserver:call({raw_contents, Mod, any}),
- Win2 = dbg_wx_trace_win:show_code(Win, Mod, Contents),
- dbg_wx_trace_win:display(Win,{text, ""}),
- Win2.
+ case dbg_iserver:call({raw_contents, Mod, any}) of
+ {ok, Contents} ->
+ Win2 = dbg_wx_trace_win:show_code(Win, Mod, Contents),
+ dbg_wx_trace_win:display(Win,{text, ""}),
+ Win2;
+ not_found ->
+ dbg_wx_trace_win:show_no_code(Win)
+ end.
gui_update_bindings(Win,Meta) ->
Bs = int:meta(Meta, bindings, nostack),
diff --git a/lib/debugger/src/dbg_wx_view.erl b/lib/debugger/src/dbg_wx_view.erl
index 91fc0d08cb..86d009238f 100644
--- a/lib/debugger/src/dbg_wx_view.erl
+++ b/lib/debugger/src/dbg_wx_view.erl
@@ -263,7 +263,11 @@ shortcut(_) -> false.
gui_load_module(Win, Mod) ->
dbg_wx_trace_win:display(Win,{text, "Loading module..."}),
- {ok, Contents} = dbg_iserver:call({raw_contents, Mod, any}),
- Win2 = dbg_wx_trace_win:show_code(Win, Mod, Contents),
- dbg_wx_trace_win:display(Win,{text, ""}),
- Win2.
+ case dbg_iserver:call({raw_contents, Mod, any}) of
+ {ok, Contents} ->
+ Win2 = dbg_wx_trace_win:show_code(Win, Mod, Contents),
+ dbg_wx_trace_win:display(Win,{text, ""}),
+ Win2;
+ not_found ->
+ dbg_wx_trace_win:show_no_code(Win)
+ end.