Merge branch 'richcarl/eliminate_lib_module/PR-1786/OTP-15072'

* richcarl/eliminate_lib_module/PR-1786/OTP-15072:
  Fix minor issues
  Eliminate call to ct:get_progname() in ts_erl_config
  Use \n escape instead of integer 10
  Move error formatting to erl_error.erl and delete lib.erl
  Move extended parse functions in lib.erl to erl_eval.erl
  Move lib:eval_str/1 into mod_esi.erl
  Remove lib:progname/0
  Eliminate call to lib:progname/1 in slave.erl
  Add ct:get_progname/0
  Remove lib:error_message/2
  Remove lib:flush_receive/0
  Remove lib:send/2 and lib:sendw/2
  Move lib:nonl/1 into yecc.erl

9 files changed, 246 insertions, 343 deletions

diff --git a/lib/stdlib/src/Makefile b/lib/stdlib/src/Makefile
index dc3735055a..dfe6bf3e68 100644
--- a/lib/stdlib/src/Makefile
+++ b/lib/stdlib/src/Makefile
@@ -62,6 +62,7 @@ MODULES= \
 	erl_anno \
 	erl_bits \
 	erl_compile \
+	erl_error \
 	erl_eval \
 	erl_expand_records \
 	erl_internal \
@@ -91,7 +92,6 @@ MODULES= \
 	io_lib_format \
 	io_lib_fread \
 	io_lib_pretty \
-	lib \
 	lists \
 	log_mf_h \
 	maps \
@@ -176,6 +176,7 @@ docs:
 primary_bootstrap_compiler: \
   $(BOOTSTRAP_COMPILER)/ebin/epp.beam \
   $(BOOTSTRAP_COMPILER)/ebin/erl_anno.beam \
+  $(BOOTSTRAP_COMPILER)/ebin/erl_error.beam \
   $(BOOTSTRAP_COMPILER)/ebin/erl_scan.beam \
   $(BOOTSTRAP_COMPILER)/ebin/erl_parse.beam \
   $(BOOTSTRAP_COMPILER)/ebin/erl_lint.beam \
diff --git a/lib/stdlib/src/lib.erl b/lib/stdlib/src/erl_error.erl
index 51e0c3f77e..fdcb9e824c 100644
--- a/lib/stdlib/src/lib.erl
+++ b/lib/stdlib/src/erl_error.erl
@@ -17,337 +17,12 @@
 %% 
 %% %CopyrightEnd%
 %%
--module(lib).
-
--export([flush_receive/0, error_message/2, progname/0, nonl/1, send/2,
-	 sendw/2, eval_str/1]).
-
--export([extended_parse_exprs/1, extended_parse_term/1,
-         subst_values_for_vars/2]).
+-module(erl_error).
 
 -export([format_exception/6, format_exception/7,
          format_stacktrace/4, format_stacktrace/5,
          format_call/4, format_call/5, format_fun/1, format_fun/2]).
 
--spec flush_receive() -> 'ok'.
-
-flush_receive() ->
-    receive
-	_Any ->
-	    flush_receive()
-    after
-	0 ->
-	    ok
-    end.
-
-%%
-%% Functions for doing standard system format i/o.
-%%
--spec error_message(Format, Args) -> 'ok' when
-      Format :: io:format(),
-      Args :: [term()].
-
-error_message(Format, Args) ->
-    io:format(<<"** ~ts **\n">>, [io_lib:format(Format, Args)]).
-
-%% Return the name of the script that starts (this) erlang 
-%%
--spec progname() -> atom().
-
-progname() ->
-    case init:get_argument(progname) of
-	{ok, [[Prog]]} ->
-	    list_to_atom(Prog);
-	_Other ->
-	    no_prog_name
-    end.
-
--spec nonl(String1) -> String2 when
-      String1 :: string(),
-      String2 :: string().
-
-nonl([10]) -> [];
-nonl([]) -> [];
-nonl([H|T]) -> [H|nonl(T)].
-
--spec send(To, Msg) -> Msg when
-      To :: pid() | atom() | {atom(), node()},
-      Msg :: term().
-
-send(To, Msg) -> To ! Msg.
-
--spec sendw(To, Msg) -> term() when
-      To :: pid() | atom() | {atom(), node()},
-      Msg :: term().
-
-sendw(To, Msg) ->
-    To ! {self(), Msg},
-    receive 
-	Reply -> Reply
-    end.
-
-%% eval_str(InStr) -> {ok, OutStr} | {error, ErrStr'}
-%%   InStr must represent a body
-%%   Note: If InStr is a binary it has to be a Latin-1 string.
-%%   If you have a UTF-8 encoded binary you have to call
-%%   unicode:characters_to_list/1 before the call to eval_str().
-
--define(result(F,D), lists:flatten(io_lib:format(F, D))).
-
--spec eval_str(string() | unicode:latin1_binary()) ->
-                      {'ok', string()} | {'error', string()}.
-
-eval_str(Str) when is_list(Str) ->
-    case erl_scan:tokens([], Str, 0) of
-	{more, _} ->
-	    {error, "Incomplete form (missing .<cr>)??"};
-	{done, {ok, Toks, _}, Rest} ->
-	    case all_white(Rest) of
-		true ->
-		    case erl_parse:parse_exprs(Toks) of
-			{ok, Exprs} ->
-			    case catch erl_eval:exprs(Exprs, erl_eval:new_bindings()) of
-				{value, Val, _} ->
-				    {ok, Val};
-				Other ->
-				    {error, ?result("*** eval: ~p", [Other])}
-			    end;
-			{error, {_Line, Mod, Args}} ->
-                            Msg = ?result("*** ~ts",[Mod:format_error(Args)]),
-                            {error, Msg}
-		    end;
-		false ->
-		    {error, ?result("Non-white space found after "
-				    "end-of-form :~ts", [Rest])}
-		end
-    end;
-eval_str(Bin) when is_binary(Bin) ->
-    eval_str(binary_to_list(Bin)).
-
-all_white([$\s|T]) -> all_white(T);
-all_white([$\n|T]) -> all_white(T);
-all_white([$\t|T]) -> all_white(T);
-all_white([])      -> true;
-all_white(_)       -> false.
-
-%% `Tokens' is assumed to have been scanned with the 'text' option.
-%% The annotations of the returned expressions are locations.
-%%
-%% Can handle pids, ports, references, and external funs ("items").
-%% Known items are represented by variables in the erl_parse tree, and
-%% the items themselves are stored in the returned bindings.
-
--spec extended_parse_exprs(Tokens) ->
-                {'ok', ExprList, Bindings} | {'error', ErrorInfo} when
-      Tokens :: [erl_scan:token()],
-      ExprList :: [erl_parse:abstract_expr()],
-      Bindings :: erl_eval:binding_struct(),
-      ErrorInfo :: erl_parse:error_info().
-
-extended_parse_exprs(Tokens) ->
-    Ts = tokens_fixup(Tokens),
-    case erl_parse:parse_exprs(Ts) of
-        {ok, Exprs0} ->
-            {Exprs, Bs} = expr_fixup(Exprs0),
-            {ok, reset_expr_anno(Exprs), Bs};
-        _ErrorInfo ->
-            erl_parse:parse_exprs(reset_token_anno(Ts))
-    end.
-
-tokens_fixup([]) -> [];
-tokens_fixup([T|Ts]=Ts0) ->
-    try token_fixup(Ts0) of
-        {NewT, NewTs} ->
-            [NewT|tokens_fixup(NewTs)]
-    catch
-        _:_ ->
-            [T|tokens_fixup(Ts)]
-    end.
-
-token_fixup(Ts) ->
-    {AnnoL, NewTs, FixupTag} = unscannable(Ts),
-    String = lists:append([erl_anno:text(A) || A <- AnnoL]),
-    _ = (fixup_fun(FixupTag))(String),
-    NewAnno = erl_anno:set_text(fixup_text(FixupTag), hd(AnnoL)),
-    {{string, NewAnno, String}, NewTs}.
-
-unscannable([{'#', A1}, {var, A2, 'Fun'}, {'<', A3}, {atom, A4, _},
-             {'.', A5}, {float, A6, _}, {'>', A7}|Ts]) ->
-    {[A1, A2, A3, A4, A5, A6, A7], Ts, function};
-unscannable([{'#', A1}, {var, A2, 'Fun'}, {'<', A3}, {atom, A4, _},
-             {'.', A5}, {atom, A6, _}, {'.', A7}, {integer, A8, _},
-             {'>', A9}|Ts]) ->
-    {[A1, A2, A3, A4, A5, A6, A7, A8, A9], Ts, function};
-unscannable([{'<', A1}, {float, A2, _}, {'.', A3}, {integer, A4, _},
-             {'>', A5}|Ts]) ->
-    {[A1, A2, A3, A4, A5], Ts, pid};
-unscannable([{'#', A1}, {var, A2, 'Port'}, {'<', A3}, {float, A4, _},
-             {'>', A5}|Ts]) ->
-    {[A1, A2, A3, A4, A5], Ts, port};
-unscannable([{'#', A1}, {var, A2, 'Ref'}, {'<', A3}, {float, A4, _},
-             {'.', A5}, {float, A6, _}, {'>', A7}|Ts]) ->
-    {[A1, A2, A3, A4, A5, A6, A7], Ts, reference}.
-
-expr_fixup(Expr0) ->
-    {Expr, Bs, _} = expr_fixup(Expr0, erl_eval:new_bindings(), 1),
-    {Expr, Bs}.
-
-expr_fixup({string,A,S}=T, Bs0, I) ->
-    try string_fixup(A, S) of
-        Value ->
-            Var = new_var(I),
-            Bs = erl_eval:add_binding(Var, Value, Bs0),
-            {{var, A, Var}, Bs, I+1}
-    catch
-        _:_ ->
-            {T, Bs0, I}
-    end;
-expr_fixup(Tuple, Bs0, I0) when is_tuple(Tuple) ->
-    {L, Bs, I} = expr_fixup(tuple_to_list(Tuple), Bs0, I0),
-    {list_to_tuple(L), Bs, I};
-expr_fixup([E0|Es0], Bs0, I0) ->
-    {E, Bs1, I1} = expr_fixup(E0, Bs0, I0),
-    {Es, Bs, I} = expr_fixup(Es0, Bs1, I1),
-    {[E|Es], Bs, I};
-expr_fixup(T, Bs, I) ->
-    {T, Bs, I}.
-
-string_fixup(A, S) ->
-    Text = erl_anno:text(A),
-    FixupTag = fixup_tag(Text, S),
-    (fixup_fun(FixupTag))(S).
-
-new_var(I) ->
-    list_to_atom(lists:concat(['__ExtendedParseExprs_', I, '__'])).
-
-reset_token_anno(Tokens) ->
-    [setelement(2, T, (reset_anno())(element(2, T))) || T <- Tokens].
-
-reset_expr_anno(Exprs) ->
-    [erl_parse:map_anno(reset_anno(), E) || E <- Exprs].
-
-reset_anno() ->
-    fun(A) -> erl_anno:new(erl_anno:location(A)) end.
-
-fixup_fun(function)  -> fun function/1;
-fixup_fun(pid)       -> fun erlang:list_to_pid/1;
-fixup_fun(port)      -> fun erlang:list_to_port/1;
-fixup_fun(reference) -> fun erlang:list_to_ref/1.
-
-function(S) ->
-    %% External function.
-    {ok, [_, _, _,
-          {atom, _, Module}, _,
-          {atom, _, Function}, _,
-          {integer, _, Arity}|_], _} = erl_scan:string(S),
-    erlang:make_fun(Module, Function, Arity).
-
-fixup_text(function)  -> "function";
-fixup_text(pid)       -> "pid";
-fixup_text(port)      -> "port";
-fixup_text(reference) -> "reference".
-
-fixup_tag("function",  "#"++_) -> function;
-fixup_tag("pid",       "<"++_) -> pid;
-fixup_tag("port",      "#"++_) -> port;
-fixup_tag("reference", "#"++_) -> reference.
-
-%%% End of extended_parse_exprs.
-
-%% `Tokens' is assumed to have been scanned with the 'text' option.
-%%
-%% Can handle pids, ports, references, and external funs.
-
--spec extended_parse_term(Tokens) ->
-                {'ok', Term} | {'error', ErrorInfo} when
-      Tokens :: [erl_scan:token()],
-      Term :: term(),
-      ErrorInfo :: erl_parse:error_info().
-
-extended_parse_term(Tokens) ->
-    case extended_parse_exprs(Tokens) of
-        {ok, [Expr], Bindings} ->
-            try normalise(Expr, Bindings) of
-                Term ->
-                    {ok, Term}
-            catch
-                _:_ ->
-                    Loc = erl_anno:location(element(2, Expr)),
-                    {error,{Loc,?MODULE,"bad term"}}
-            end;
-        {ok, [_,Expr|_], _Bindings} ->
-                Loc = erl_anno:location(element(2, Expr)),
-                {error,{Loc,?MODULE,"bad term"}};
-        {error, _} = Error ->
-            Error
-    end.
-
-%% From erl_parse.
-normalise({var, _, V}, Bs) ->
-    {value, Value} = erl_eval:binding(V, Bs),
-    Value;
-normalise({char,_,C}, _Bs) -> C;
-normalise({integer,_,I}, _Bs) -> I;
-normalise({float,_,F}, _Bs) -> F;
-normalise({atom,_,A}, _Bs) -> A;
-normalise({string,_,S}, _Bs) -> S;
-normalise({nil,_}, _Bs) -> [];
-normalise({bin,_,Fs}, Bs) ->
-    {value, B, _} =
-	eval_bits:expr_grp(Fs, [],
-			   fun(E, _) ->
-				   {value, normalise(E, Bs), []}
-			   end, [], true),
-    B;
-normalise({cons,_,Head,Tail}, Bs) ->
-    [normalise(Head, Bs)|normalise(Tail, Bs)];
-normalise({tuple,_,Args}, Bs) ->
-    list_to_tuple(normalise_list(Args, Bs));
-normalise({map,_,Pairs}, Bs) ->
-    maps:from_list(lists:map(fun
-		%% only allow '=>'
-		({map_field_assoc,_,K,V}) ->
-                                     {normalise(K, Bs),normalise(V, Bs)}
-	    end, Pairs));
-%% Special case for unary +/-.
-normalise({op,_,'+',{char,_,I}}, _Bs) -> I;
-normalise({op,_,'+',{integer,_,I}}, _Bs) -> I;
-normalise({op,_,'+',{float,_,F}}, _Bs) -> F;
-normalise({op,_,'-',{char,_,I}}, _Bs) -> -I;   %Weird, but compatible!
-normalise({op,_,'-',{integer,_,I}}, _Bs) -> -I;
-normalise({op,_,'-',{float,_,F}}, _Bs) -> -F;
-normalise({'fun',_,{function,{atom,_,M},{atom,_,F},{integer,_,A}}}, _Bs) ->
-    %% Since "#Fun<M.F.A>" is recognized, "fun M:F/A" should be too.
-    fun M:F/A.
-
-normalise_list([H|T], Bs) ->
-    [normalise(H, Bs)|normalise_list(T, Bs)];
-normalise_list([], _Bs) ->
-    [].
-
-%% To be used on ExprList and Bindings returned from extended_parse_exprs().
-%% Substitute {value, A, Item} for {var, A, ExtendedParseVar}.
-%% {value, A, Item} is a shell/erl_eval convention, and for example
-%% the linter cannot handle it.
-
--spec subst_values_for_vars(ExprList, Bindings) -> [term()] when
-      ExprList :: [erl_parse:abstract_expr()],
-      Bindings :: erl_eval:binding_struct().
-
-subst_values_for_vars({var, A, V}=Var, Bs) ->
-    case erl_eval:binding(V, Bs) of
-        {value, Value} ->
-            {value, A, Value};
-        unbound ->
-            Var
-    end;
-subst_values_for_vars(L, Bs) when is_list(L) ->
-    [subst_values_for_vars(E, Bs) || E <- L];
-subst_values_for_vars(T, Bs) when is_tuple(T) ->
-    list_to_tuple(subst_values_for_vars(tuple_to_list(T), Bs));
-subst_values_for_vars(T, _Bs) ->
-    T.
-
 %%% Formatting of exceptions, mfa:s and funs.
 
 %% -> iolist() (no \n at end)
diff --git a/lib/stdlib/src/erl_eval.erl b/lib/stdlib/src/erl_eval.erl
index 4ee11383da..0f6d48b9a3 100644
--- a/lib/stdlib/src/erl_eval.erl
+++ b/lib/stdlib/src/erl_eval.erl
@@ -27,7 +27,8 @@
 -export([exprs/2,exprs/3,exprs/4,expr/2,expr/3,expr/4,expr/5,
          expr_list/2,expr_list/3,expr_list/4]).
 -export([new_bindings/0,bindings/1,binding/2,add_binding/3,del_binding/2]).
-
+-export([extended_parse_exprs/1, extended_parse_term/1,
+         subst_values_for_vars/2]).
 -export([is_constant_expr/1, partial_eval/1]).
 
 %% Is used by standalone Erlang (escript).
@@ -1286,6 +1287,224 @@ merge_bindings(Bs1, Bs2) ->
 %% 		  error -> Bs
 %% 	      end
 %%       end, Bs2, Bs1).
+
+%% Substitute {value, A, Item} for {var, A, Var}, preserving A.
+%% {value, A, Item} is a shell/erl_eval convention, and for example
+%% the linter cannot handle it.
+
+-spec subst_values_for_vars(ExprList, Bindings) -> [term()] when
+      ExprList :: [erl_parse:abstract_expr()],
+      Bindings :: binding_struct().
+
+subst_values_for_vars({var, A, V}=Var, Bs) ->
+    case erl_eval:binding(V, Bs) of
+        {value, Value} ->
+            {value, A, Value};
+        unbound ->
+            Var
+    end;
+subst_values_for_vars(L, Bs) when is_list(L) ->
+    [subst_values_for_vars(E, Bs) || E <- L];
+subst_values_for_vars(T, Bs) when is_tuple(T) ->
+    list_to_tuple(subst_values_for_vars(tuple_to_list(T), Bs));
+subst_values_for_vars(T, _Bs) ->
+    T.
+
+%% `Tokens' is assumed to have been scanned with the 'text' option.
+%% The annotations of the returned expressions are locations.
+%%
+%% Can handle pids, ports, references, and external funs ("items").
+%% Known items are represented by variables in the erl_parse tree, and
+%% the items themselves are stored in the returned bindings.
+
+-spec extended_parse_exprs(Tokens) ->
+                {'ok', ExprList, Bindings} | {'error', ErrorInfo} when
+      Tokens :: [erl_scan:token()],
+      ExprList :: [erl_parse:abstract_expr()],
+      Bindings :: erl_eval:binding_struct(),
+      ErrorInfo :: erl_parse:error_info().
+
+extended_parse_exprs(Tokens) ->
+    Ts = tokens_fixup(Tokens),
+    case erl_parse:parse_exprs(Ts) of
+        {ok, Exprs0} ->
+            {Exprs, Bs} = expr_fixup(Exprs0),
+            {ok, reset_expr_anno(Exprs), Bs};
+        _ErrorInfo ->
+            erl_parse:parse_exprs(reset_token_anno(Ts))
+    end.
+
+tokens_fixup([]) -> [];
+tokens_fixup([T|Ts]=Ts0) ->
+    try token_fixup(Ts0) of
+        {NewT, NewTs} ->
+            [NewT|tokens_fixup(NewTs)]
+    catch
+        _:_ ->
+            [T|tokens_fixup(Ts)]
+    end.
+
+token_fixup(Ts) ->
+    {AnnoL, NewTs, FixupTag} = unscannable(Ts),
+    String = lists:append([erl_anno:text(A) || A <- AnnoL]),
+    _ = (fixup_fun(FixupTag))(String),
+    NewAnno = erl_anno:set_text(fixup_text(FixupTag), hd(AnnoL)),
+    {{string, NewAnno, String}, NewTs}.
+
+unscannable([{'#', A1}, {var, A2, 'Fun'}, {'<', A3}, {atom, A4, _},
+             {'.', A5}, {float, A6, _}, {'>', A7}|Ts]) ->
+    {[A1, A2, A3, A4, A5, A6, A7], Ts, function};
+unscannable([{'#', A1}, {var, A2, 'Fun'}, {'<', A3}, {atom, A4, _},
+             {'.', A5}, {atom, A6, _}, {'.', A7}, {integer, A8, _},
+             {'>', A9}|Ts]) ->
+    {[A1, A2, A3, A4, A5, A6, A7, A8, A9], Ts, function};
+unscannable([{'<', A1}, {float, A2, _}, {'.', A3}, {integer, A4, _},
+             {'>', A5}|Ts]) ->
+    {[A1, A2, A3, A4, A5], Ts, pid};
+unscannable([{'#', A1}, {var, A2, 'Port'}, {'<', A3}, {float, A4, _},
+             {'>', A5}|Ts]) ->
+    {[A1, A2, A3, A4, A5], Ts, port};
+unscannable([{'#', A1}, {var, A2, 'Ref'}, {'<', A3}, {float, A4, _},
+             {'.', A5}, {float, A6, _}, {'>', A7}|Ts]) ->
+    {[A1, A2, A3, A4, A5, A6, A7], Ts, reference}.
+
+expr_fixup(Expr0) ->
+    {Expr, Bs, _} = expr_fixup(Expr0, erl_eval:new_bindings(), 1),
+    {Expr, Bs}.
+
+expr_fixup({string,A,S}=T, Bs0, I) ->
+    try string_fixup(A, S) of
+        Value ->
+            Var = new_var(I),
+            Bs = erl_eval:add_binding(Var, Value, Bs0),
+            {{var, A, Var}, Bs, I+1}
+    catch
+        _:_ ->
+            {T, Bs0, I}
+    end;
+expr_fixup(Tuple, Bs0, I0) when is_tuple(Tuple) ->
+    {L, Bs, I} = expr_fixup(tuple_to_list(Tuple), Bs0, I0),
+    {list_to_tuple(L), Bs, I};
+expr_fixup([E0|Es0], Bs0, I0) ->
+    {E, Bs1, I1} = expr_fixup(E0, Bs0, I0),
+    {Es, Bs, I} = expr_fixup(Es0, Bs1, I1),
+    {[E|Es], Bs, I};
+expr_fixup(T, Bs, I) ->
+    {T, Bs, I}.
+
+string_fixup(A, S) ->
+    Text = erl_anno:text(A),
+    FixupTag = fixup_tag(Text, S),
+    (fixup_fun(FixupTag))(S).
+
+new_var(I) ->
+    list_to_atom(lists:concat(['__ExtendedParseExprs_', I, '__'])).
+
+reset_token_anno(Tokens) ->
+    [setelement(2, T, (reset_anno())(element(2, T))) || T <- Tokens].
+
+reset_expr_anno(Exprs) ->
+    [erl_parse:map_anno(reset_anno(), E) || E <- Exprs].
+
+reset_anno() ->
+    fun(A) -> erl_anno:new(erl_anno:location(A)) end.
+
+fixup_fun(function)  -> fun function/1;
+fixup_fun(pid)       -> fun erlang:list_to_pid/1;
+fixup_fun(port)      -> fun erlang:list_to_port/1;
+fixup_fun(reference) -> fun erlang:list_to_ref/1.
+
+function(S) ->
+    %% External function.
+    {ok, [_, _, _,
+          {atom, _, Module}, _,
+          {atom, _, Function}, _,
+          {integer, _, Arity}|_], _} = erl_scan:string(S),
+    erlang:make_fun(Module, Function, Arity).
+
+fixup_text(function)  -> "function";
+fixup_text(pid)       -> "pid";
+fixup_text(port)      -> "port";
+fixup_text(reference) -> "reference".
+
+fixup_tag("function",  "#"++_) -> function;
+fixup_tag("pid",       "<"++_) -> pid;
+fixup_tag("port",      "#"++_) -> port;
+fixup_tag("reference", "#"++_) -> reference.
+
+%%% End of extended_parse_exprs.
+
+%% `Tokens' is assumed to have been scanned with the 'text' option.
+%%
+%% Can handle pids, ports, references, and external funs.
+
+-spec extended_parse_term(Tokens) ->
+                {'ok', Term} | {'error', ErrorInfo} when
+      Tokens :: [erl_scan:token()],
+      Term :: term(),
+      ErrorInfo :: erl_parse:error_info().
+
+extended_parse_term(Tokens) ->
+    case extended_parse_exprs(Tokens) of
+        {ok, [Expr], Bindings} ->
+            try normalise(Expr, Bindings) of
+                Term ->
+                    {ok, Term}
+            catch
+                _:_ ->
+                    Loc = erl_anno:location(element(2, Expr)),
+                    {error,{Loc,?MODULE,"bad term"}}
+            end;
+        {ok, [_,Expr|_], _Bindings} ->
+                Loc = erl_anno:location(element(2, Expr)),
+                {error,{Loc,?MODULE,"bad term"}};
+        {error, _} = Error ->
+            Error
+    end.
+
+%% From erl_parse.
+normalise({var, _, V}, Bs) ->
+    {value, Value} = erl_eval:binding(V, Bs),
+    Value;
+normalise({char,_,C}, _Bs) -> C;
+normalise({integer,_,I}, _Bs) -> I;
+normalise({float,_,F}, _Bs) -> F;
+normalise({atom,_,A}, _Bs) -> A;
+normalise({string,_,S}, _Bs) -> S;
+normalise({nil,_}, _Bs) -> [];
+normalise({bin,_,Fs}, Bs) ->
+    {value, B, _} =
+	eval_bits:expr_grp(Fs, [],
+			   fun(E, _) ->
+				   {value, normalise(E, Bs), []}
+			   end, [], true),
+    B;
+normalise({cons,_,Head,Tail}, Bs) ->
+    [normalise(Head, Bs)|normalise(Tail, Bs)];
+normalise({tuple,_,Args}, Bs) ->
+    list_to_tuple(normalise_list(Args, Bs));
+normalise({map,_,Pairs}, Bs) ->
+    maps:from_list(lists:map(fun
+		%% only allow '=>'
+		({map_field_assoc,_,K,V}) ->
+                                     {normalise(K, Bs),normalise(V, Bs)}
+	    end, Pairs));
+%% Special case for unary +/-.
+normalise({op,_,'+',{char,_,I}}, _Bs) -> I;
+normalise({op,_,'+',{integer,_,I}}, _Bs) -> I;
+normalise({op,_,'+',{float,_,F}}, _Bs) -> F;
+normalise({op,_,'-',{char,_,I}}, _Bs) -> -I;   %Weird, but compatible!
+normalise({op,_,'-',{integer,_,I}}, _Bs) -> -I;
+normalise({op,_,'-',{float,_,F}}, _Bs) -> -F;
+normalise({'fun',_,{function,{atom,_,M},{atom,_,F},{integer,_,A}}}, _Bs) ->
+    %% Since "#Fun<M.F.A>" is recognized, "fun M:F/A" should be too.
+    fun M:F/A.
+
+normalise_list([H|T], Bs) ->
+    [normalise(H, Bs)|normalise_list(T, Bs)];
+normalise_list([], _Bs) ->
+    [].
+
 %%----------------------------------------------------------------------------
 %%
 %% Evaluate expressions:
diff --git a/lib/stdlib/src/escript.erl b/lib/stdlib/src/escript.erl
index beea9927d2..89a81684f5 100644
--- a/lib/stdlib/src/escript.erl
+++ b/lib/stdlib/src/escript.erl
@@ -882,7 +882,7 @@ format_exception(Class, Reason, StackTrace) ->
                  io_lib:format("~." ++ integer_to_list(I) ++ P, [Term, 50])
          end,
     StackFun = fun(M, _F, _A) -> (M =:= erl_eval) or (M =:= ?MODULE) end,
-    lib:format_exception(1, Class, Reason, StackTrace, StackFun, PF, Enc).
+    erl_error:format_exception(1, Class, Reason, StackTrace, StackFun, PF, Enc).
 
 encoding() ->
     [{encoding, Encoding}] = enc(),
diff --git a/lib/stdlib/src/proc_lib.erl b/lib/stdlib/src/proc_lib.erl
index 8d01840313..9094e0c0cd 100644
--- a/lib/stdlib/src/proc_lib.erl
+++ b/lib/stdlib/src/proc_lib.erl
@@ -841,8 +841,8 @@ format_exception(Class, Reason, StackTrace, {Enc,_}=Extra) ->
     StackFun = fun(M, _F, _A) -> (M =:= erl_eval) or (M =:= ?MODULE) end,
     %% EI = "    exception: ",
     EI = "    ",
-    [EI, lib:format_exception(1+length(EI), Class, Reason,
-                              StackTrace, StackFun, PF, Enc), "\n"].
+    [EI, erl_error:format_exception(1+length(EI), Class, Reason,
+                                    StackTrace, StackFun, PF, Enc), "\n"].
 
 to_string(A, latin1) ->
     io_lib:write_atom_as_latin1(A);
diff --git a/lib/stdlib/src/qlc.erl b/lib/stdlib/src/qlc.erl
index 3a66f6930b..4a0e976ba4 100644
--- a/lib/stdlib/src/qlc.erl
+++ b/lib/stdlib/src/qlc.erl
@@ -638,7 +638,7 @@ string_to_handle(Str, Options, Bindings) when is_list(Str) ->
             case erl_scan:string(Str, 1, [text]) of
                 {ok, Tokens, _} ->
                     ScanRes =
-                        case lib:extended_parse_exprs(Tokens) of
+                        case erl_eval:extended_parse_exprs(Tokens) of
                             {ok, [Expr0], SBs} ->
                                 {ok, Expr0, SBs};
                             {ok, _ExprList, _SBs} ->
@@ -1196,8 +1196,8 @@ abstract1({table, TableDesc}, _NElements, _Depth, _A) ->
             {ok, Tokens, _} =
                 erl_scan:string(lists:flatten(TableDesc++"."), 1, [text]),
             {ok, Es, Bs} =
-                lib:extended_parse_exprs(Tokens),
-            [Expr] = lib:subst_values_for_vars(Es, Bs),
+                erl_eval:extended_parse_exprs(Tokens),
+            [Expr] = erl_eval:subst_values_for_vars(Es, Bs),
             special(Expr);
         false -> % abstract expression
             TableDesc
@@ -3749,7 +3749,7 @@ maybe_error_logger(Name, Why) ->
 	expand_stacktrace(),
     Trimmer = fun(M, _F, _A) -> M =:= erl_eval end,
     Formater = fun(Term, I) -> io_lib:print(Term, I, 80, -1) end,
-    X = lib:format_stacktrace(1, Stacktrace, Trimmer, Formater),
+    X = erl_error:format_stacktrace(1, Stacktrace, Trimmer, Formater),
     error_logger:Name("qlc: temporary file was needed for ~w\n~ts\n",
                       [Why, lists:flatten(X)]).
 
diff --git a/lib/stdlib/src/shell.erl b/lib/stdlib/src/shell.erl
index 1be37672e7..c73cf22943 100644
--- a/lib/stdlib/src/shell.erl
+++ b/lib/stdlib/src/shell.erl
@@ -230,7 +230,7 @@ server_loop(N0, Eval_0, Bs00, RT, Ds00, History0, Results0) ->
     {Res,Eval0} = get_command(Prompt, Eval_1, Bs0, RT, Ds0),
     case Res of 
 	{ok,Es0,XBs} ->
-            Es1 = lib:subst_values_for_vars(Es0, XBs),
+            Es1 = erl_eval:subst_values_for_vars(Es0, XBs),
             case expand_hist(Es1, N) of
                 {ok,Es} ->
                     {V,Eval,Bs,Ds} = shell_cmd(Es, Eval0, Bs0, RT, Ds0, cmd),
@@ -280,7 +280,7 @@ get_command(Prompt, Eval, Bs, RT, Ds) ->
                       io:scan_erl_exprs(group_leader(), Prompt, 1, [text])
                   of
                       {ok,Toks,_EndPos} ->
-                          lib:extended_parse_exprs(Toks);
+                          erl_eval:extended_parse_exprs(Toks);
                       {eof,_EndPos} ->
                           eof;
                       {error,ErrorInfo,_EndPos} ->
@@ -589,7 +589,7 @@ report_exception(Class, Severity, {Reason,Stacktrace}, RT) ->
     PF = fun(Term, I1) -> pp(Term, I1, RT) end,
     SF = fun(M, _F, _A) -> (M =:= erl_eval) or (M =:= ?MODULE) end,
     Enc = encoding(),
-    Str = lib:format_exception(I, Class, Reason, Stacktrace, SF, PF, Enc),
+    Str = erl_error:format_exception(I, Class, Reason, Stacktrace, SF, PF, Enc),
     io:requests([{put_chars, latin1, Tag},
                  {put_chars, unicode, Str},
                  nl]).
diff --git a/lib/stdlib/src/slave.erl b/lib/stdlib/src/slave.erl
index b3f3206d67..37c1f6bfd9 100644
--- a/lib/stdlib/src/slave.erl
+++ b/lib/stdlib/src/slave.erl
@@ -187,7 +187,7 @@ start_link(Host, Name, Args) ->
     start(Host, Name, Args, self()).
 
 start(Host0, Name, Args, LinkTo) ->
-    Prog = lib:progname(),
+    Prog = progname(),
     start(Host0, Name, Args, LinkTo, Prog).
 
 start(Host0, Name, Args, LinkTo, Prog) ->
@@ -296,7 +296,6 @@ mk_cmd(Host, Name, Args, Waiter, Prog0) ->
 			     " -s slave slave_start ", node(),
 			     " ", Waiter,
 			     " ", Args]),
-	   
     case after_char($@, atom_to_list(node())) of
 	Host ->
 	    {ok, BasicCmd};
@@ -309,6 +308,15 @@ mk_cmd(Host, Name, Args, Waiter, Prog0) ->
 	    end
     end.
 
+%% Return the name of the script that starts (this) erlang
+progname() ->
+    case init:get_argument(progname) of
+	{ok, [[Prog]]} ->
+	    Prog;
+	_Other ->
+	    "no_prog_name"
+    end.
+
 %% This is an attempt to distinguish between spaces in the program
 %% path and spaces that separate arguments. The program is quoted to
 %% allow spaces in the path.
@@ -317,7 +325,7 @@ mk_cmd(Host, Name, Args, Waiter, Prog0) ->
 %% (through start/5) or if the -program switch to beam is used and
 %% includes arguments (typically done by cerl in OTP test environment
 %% in order to ensure that slave/peer nodes are started with the same
-%% emulator and flags as the test node. The return from lib:progname()
+%% emulator and flags as the test node. The result from progname()
 %% could then typically be '/<full_path_to>/cerl -gcov').
 quote_progname(Progname) ->
     do_quote_progname(string:lexemes(to_list(Progname)," ")).
diff --git a/lib/stdlib/src/stdlib.app.src b/lib/stdlib/src/stdlib.app.src
index 5fb48acfab..cd09872b87 100644
--- a/lib/stdlib/src/stdlib.app.src
+++ b/lib/stdlib/src/stdlib.app.src
@@ -2,7 +2,7 @@
 %% 
 %% %CopyrightBegin%
 %%
-%% Copyright Ericsson AB 1996-2017. All Rights Reserved.
+%% Copyright Ericsson AB 1996-2018. All Rights Reserved.
 %%
 %% Licensed under the Apache License, Version 2.0 (the "License");
 %% you may not use this file except in compliance with the License.
@@ -43,6 +43,7 @@
              erl_anno,
 	     erl_bits,
 	     erl_compile,
+	     erl_error,
 	     erl_eval,
              erl_expand_records,
 	     erl_internal,
@@ -71,7 +72,6 @@
 	     io_lib_format,
 	     io_lib_fread,
 	     io_lib_pretty,
-	     lib,
 	     lists,
 	     log_mf_h,
 	     maps,