diff options
Diffstat (limited to 'lib/stdlib/src/c.erl')
| -rw-r--r-- | lib/stdlib/src/c.erl | 22 |
1 files changed, 13 insertions, 9 deletions
diff --git a/lib/stdlib/src/c.erl b/lib/stdlib/src/c.erl index c04a201ce1..3597e61c26 100644 --- a/lib/stdlib/src/c.erl +++ b/lib/stdlib/src/c.erl @@ -668,19 +668,23 @@ lm() -> [l(M) || M <- mm()]. %% erlangrc(Home) -%% Try to run a ".erlang" file, first in the current directory -%% else in home directory. +%% Try to run a ".erlang" file in home directory. + +-spec erlangrc() -> {ok, file:filename()} | {error, term()}. erlangrc() -> case init:get_argument(home) of {ok,[[Home]]} -> erlangrc([Home]); _ -> - f_p_e(["."], ".erlang") + {error, enoent} end. -erlangrc([Home]) -> - f_p_e([".",Home], ".erlang"). +-spec erlangrc(PathList) -> {ok, file:filename()} | {error, term()} + when PathList :: [Dir :: file:name()]. + +erlangrc([Home|_]=Paths) when is_list(Home) -> + f_p_e(Paths, ".erlang"). error(Fmt, Args) -> error_logger:error_msg(Fmt, Args). @@ -692,11 +696,11 @@ f_p_e(P, F) -> {error, E={Line, _Mod, _Term}} -> error("file:path_eval(~tp,~tp): error on line ~p: ~ts~n", [P, F, Line, file:format_error(E)]), - ok; + {error, E}; {error, E} -> error("file:path_eval(~tp,~tp): ~ts~n", [P, F, file:format_error(E)]), - ok; + {error, E}; Other -> Other end. @@ -1030,8 +1034,8 @@ appcall(App, M, F, Args) -> try apply(M, F, Args) catch - error:undef -> - case erlang:get_stacktrace() of + error:undef:S -> + case S of [{M,F,Args,_}|_] -> Arity = length(Args), io:format("Call to ~w:~w/~w in application ~w failed.\n", |