diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/tools/src/cover.erl | 18 | ||||
| -rw-r--r-- | lib/tools/test/cover_SUITE.erl | 2 |
2 files changed, 19 insertions, 1 deletions
diff --git a/lib/tools/src/cover.erl b/lib/tools/src/cover.erl index d7c736b710..3cf42662f8 100644 --- a/lib/tools/src/cover.erl +++ b/lib/tools/src/cover.erl @@ -1372,10 +1372,15 @@ do_compile_beam(Module,Beam,UserOptions) -> Forms0 = epp:interpret_file_attribute(Code), {Forms,Vars} = transform(Vsn, Forms0, Module, Beam), + %% We need to recover the source from the compilation + %% info otherwise the newly compiled module will have + %% source pointing to the current directory + SourceInfo = get_source_info(Module, Beam), + %% Compile and load the result %% It's necessary to check the result of loading since it may %% fail, for example if Module resides in a sticky directory - {ok, Module, Binary} = compile:forms(Forms, UserOptions), + {ok, Module, Binary} = compile:forms(Forms, SourceInfo ++ UserOptions), case code:load_binary(Module, ?TAG, Binary) of {module, Module} -> @@ -1403,6 +1408,17 @@ get_abstract_code(Module, Beam) -> Error -> Error end. +get_source_info(Module, Beam) -> + case beam_lib:chunks(Beam, [compile_info]) of + {ok, {Module, [{compile_info, Compile}]}} -> + case lists:keyfind(source, 1, Compile) of + { source, _ } = Tuple -> [Tuple]; + false -> [] + end; + _ -> + [] + end. + transform(Vsn, Code, Module, Beam) when Vsn=:=abstract_v1; Vsn=:=abstract_v2 -> Vars0 = #vars{module=Module, vsn=Vsn}, MainFile=find_main_filename(Code), diff --git a/lib/tools/test/cover_SUITE.erl b/lib/tools/test/cover_SUITE.erl index 2156390244..5abc5c41b1 100644 --- a/lib/tools/test/cover_SUITE.erl +++ b/lib/tools/test/cover_SUITE.erl @@ -149,7 +149,9 @@ compile(Config) when is_list(Config) -> ok = beam_lib:crypto_key_fun(simple_crypto_fun(Key)), {ok,crypt} = cover:compile_beam("crypt.beam") end, + Path = filename:join([?config(data_dir, Config), "compile_beam", "v.erl"]), ?line {ok,v} = cover:compile_beam(v), + {source,Path} = lists:keyfind(source, 1, v:module_info(compile)), ?line {ok,w} = cover:compile_beam("w.beam"), ?line {error,{no_abstract_code,"./x.beam"}} = cover:compile_beam(x), ?line {error,{already_cover_compiled,no_beam_found,a}}=cover:compile_beam(a), |