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authorLukas Larsson <[email protected]>2017-11-20 10:33:30 +0100
committerLukas Larsson <[email protected]>2017-11-20 10:33:30 +0100
commita90b3712dcec20c96eeeecbabc2672ec67c7d89a (patch)
tree1f2e3f8d03324568d62412cbf1872d45b940b205 /lib/kernel/src/erts_debug.erl
parentc08edb85c05f77c0c8c3b99361dfd373d24fccb5 (diff)
parent3b5fced77873fa6ee87a81a6162acf9d9f43c6de (diff)
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Merge branch 'maint'
Conflicts: lib/compiler/src/beam_listing.erl
Diffstat (limited to 'lib/kernel/src/erts_debug.erl')
-rw-r--r--lib/kernel/src/erts_debug.erl26
1 files changed, 17 insertions, 9 deletions
diff --git a/lib/kernel/src/erts_debug.erl b/lib/kernel/src/erts_debug.erl
index 2887014c1c..ea8d64b2c7 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)