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-rw-r--r--lib/kernel/src/erts_debug.erl26
-rw-r--r--lib/kernel/src/kernel.appup.src6
2 files changed, 21 insertions, 11 deletions
diff --git a/lib/kernel/src/erts_debug.erl b/lib/kernel/src/erts_debug.erl
index 480db6814e..9662f8fa90 100644
--- a/lib/kernel/src/erts_debug.erl
+++ b/lib/kernel/src/erts_debug.erl
@@ -21,7 +21,7 @@
%% Low-level debugging support. EXPERIMENTAL!
--export([size/1,df/1,df/2,df/3,ic/1]).
+-export([size/1,df/1,df/2,df/3,df/4,ic/1]).
%% This module contains the following *experimental* BIFs:
%% disassemble/1
@@ -347,31 +347,39 @@ is_term_seen(_, []) -> false.
-spec df(module()) -> df_ret().
df(Mod) when is_atom(Mod) ->
+ df(lists:concat([Mod, ".dis"]), Mod).
+
+-spec df(module(), atom()) -> df_ret();
+ (file:io_device() | file:filename(), module()) -> df_ret().
+
+df(Mod, Func) when is_atom(Mod), is_atom(Func) ->
+ df(lists:concat([Mod, "_", Func, ".dis"]), Mod, Func);
+df(Name, Mod) when is_atom(Mod) ->
try Mod:module_info(functions) of
Fs0 when is_list(Fs0) ->
- Name = lists:concat([Mod, ".dis"]),
Fs = [{Mod,Func,Arity} || {Func,Arity} <- Fs0],
dff(Name, Fs)
catch _:_ -> {undef,Mod}
end.
--spec df(module(), atom()) -> df_ret().
-df(Mod, Func) when is_atom(Mod), is_atom(Func) ->
+-spec df(module(), atom(), arity()) -> df_ret();
+ (file:io_device() | file:filename(), module(), atom()) -> df_ret().
+
+df(Mod, Func, Arity) when is_atom(Mod), is_atom(Func), is_integer(Arity) ->
+ df(lists:concat([Mod, "_", Func, "_", Arity, ".dis"]), Mod, Func, Arity);
+df(Name, Mod, Func) when is_atom(Mod), is_atom(Func) ->
try Mod:module_info(functions) of
Fs0 when is_list(Fs0) ->
- Name = lists:concat([Mod, "_", Func, ".dis"]),
Fs = [{Mod,Func1,Arity} || {Func1,Arity} <- Fs0, Func1 =:= Func],
dff(Name, Fs)
catch _:_ -> {undef,Mod}
end.
--spec df(module(), atom(), arity()) -> df_ret().
-
-df(Mod, Func, Arity) when is_atom(Mod), is_atom(Func) ->
+-spec df(file:io_device() | file:filename(), module(), atom(), arity()) -> df_ret().
+df(Name, Mod, Func, Arity) when is_atom(Mod), is_atom(Func), is_integer(Arity) ->
try Mod:module_info(functions) of
Fs0 when is_list(Fs0) ->
- Name = lists:concat([Mod, "_", Func, "_", Arity, ".dis"]),
Fs = [{Mod,Func1,Arity1} || {Func1,Arity1} <- Fs0,
Func1 =:= Func, Arity1 =:= Arity],
dff(Name, Fs)
diff --git a/lib/kernel/src/kernel.appup.src b/lib/kernel/src/kernel.appup.src
index f1ef70a373..4ee497bbbd 100644
--- a/lib/kernel/src/kernel.appup.src
+++ b/lib/kernel/src/kernel.appup.src
@@ -18,7 +18,9 @@
%% %CopyrightEnd%
{"%VSN%",
%% Up from - max one major revision back
- [{<<"5\\.[0-3](\\.[0-9]+)*">>,[restart_new_emulator]}], % OTP-19.*, OTP-20.0
+ [{<<"5\\.[0-3](\\.[0-9]+)*">>,[restart_new_emulator]}, % OTP-19.*, OTP-20.0
+ {<<"5\\.4(\\.[0-9]+)*">>,[restart_new_emulator]}], % OTP-20.1+
%% Down to - max one major revision back
- [{<<"5\\.[0-3](\\.[0-9]+)*">>,[restart_new_emulator]}] % OTP-19.*, OTP-20.0
+ [{<<"5\\.[0-3](\\.[0-9]+)*">>,[restart_new_emulator]}, % OTP-19.*, OTP-20.0
+ {<<"5\\.4(\\.[0-9]+)*">>,[restart_new_emulator]}] % OTP-20.1+
}.