Merge branch 'dgud/dot_erlang/OTP-14439'

* dgud/dot_erlang/OTP-14439:
  fixup! Do not load .erlang from current dir
  erlc: Do not load .erlang
  escript: Do not load .erlang
  dialyzer: Do not load .erlang
  reltool: Add no_dot_erlang bootfiles
  Enable usage of no_dot_erlang in bootstrap
  Do not load .erlang from current dir

4 files changed, 18 insertions, 5 deletions

diff --git a/lib/reltool/src/reltool.hrl b/lib/reltool/src/reltool.hrl
index 9c8aae6b7e..d133762818 100644
--- a/lib/reltool/src/reltool.hrl
+++ b/lib/reltool/src/reltool.hrl
@@ -220,7 +220,8 @@
         {
           name     :: rel_name(),
           vsn      :: rel_vsn(),
-          rel_apps :: [#rel_app{}]
+          rel_apps :: [#rel_app{}],
+          load_dot_erlang = true :: boolean()
 	}).
 
 -record(sys,
@@ -300,6 +301,7 @@
 
 -define(STANDALONE_INCL_SYS_FILTERS,  ["^bin/(erl|epmd)(|\\.exe|\\.ini)\$",
 				       "^bin/start(|_clean).boot\$",
+				       "^bin/no_dot_erlang\\.boot\$",
 				       "^erts.*/bin",
 				       "^lib\$"]).
 -define(STANDALONE_EXCL_SYS_FILTERS,
diff --git a/lib/reltool/src/reltool_target.erl b/lib/reltool/src/reltool_target.erl
index 676ce70aea..503e1971b9 100644
--- a/lib/reltool/src/reltool_target.erl
+++ b/lib/reltool/src/reltool_target.erl
@@ -424,7 +424,7 @@ gen_script(Rel, Sys, PathFlag, Variables) ->
             {error, Text}
     end.
 
-do_gen_script(#rel{name = RelName, vsn = RelVsn},
+do_gen_script(#rel{name = RelName, vsn = RelVsn, load_dot_erlang=LoadErlangRc},
               #sys{apps = Apps},
 	      MergedApps,
               PathFlag,
@@ -474,9 +474,11 @@ do_gen_script(#rel{name = RelName, vsn = RelVsn},
              Type =/= none,
              Type =/= load,
              not lists:member(Name, InclApps)],
-
          %% Apply user specific customizations
-         {apply, {c, erlangrc, []}},
+         case LoadErlangRc of
+             true -> {apply, {c, erlangrc, []}};
+             false -> []
+         end,
          {progress, started}
         ],
     {ok, {script, {RelName, RelVsn}, lists:flatten(DeepList)}}.
diff --git a/lib/reltool/src/reltool_utils.erl b/lib/reltool/src/reltool_utils.erl
index 1a00671f13..060a0912f9 100644
--- a/lib/reltool/src/reltool_utils.erl
+++ b/lib/reltool/src/reltool_utils.erl
@@ -154,7 +154,12 @@ default_rels() ->
 	  rel_apps = []},
      #rel{name = "start_sasl",
 	  vsn = "1.0",
-	  rel_apps = [#rel_app{name = sasl}]}
+          rel_apps = [#rel_app{name = sasl}]},
+     #rel{name = "no_dot_erlang", %% Needed by escript and erlc
+          vsn = "1.0",
+          rel_apps = [],
+          load_dot_erlang = false
+         }
     ].
 
 choose_default(Tag, Profile, InclDefs)
diff --git a/lib/reltool/test/reltool_server_SUITE.erl b/lib/reltool/test/reltool_server_SUITE.erl
index db13c56238..3622f6650c 100644
--- a/lib/reltool/test/reltool_server_SUITE.erl
+++ b/lib/reltool/test/reltool_server_SUITE.erl
@@ -247,6 +247,7 @@ get_config(_Config) ->
 		    {app,stdlib,[{incl_cond,include},{vsn,undefined},
 				 {lib_dir,StdLibDir}]},
 		    {boot_rel,"start_clean"},
+                    {rel,"no_dot_erlang","1.0",[]},
 		    {rel,"start_clean","1.0",[]},
 		    {rel,"start_sasl","1.0",[sasl]},
 		    {emu_name,"beam"},
@@ -277,6 +278,7 @@ get_config(_Config) ->
 		    {app,stdlib,[{incl_cond,include},{vsn,StdVsn},
 				 {lib_dir,StdLibDir},{mod,_,[]}|_]},
 		    {boot_rel,"start_clean"},
+                    {rel,"no_dot_erlang","1.0",[]},
 		    {rel,"start_clean","1.0",[]},
 		    {rel,"start_sasl","1.0",[sasl]},
 		    {emu_name,"beam"},
@@ -2104,6 +2106,7 @@ save_config(Config) ->
 		     {app,stdlib,[{incl_cond,include},{vsn,undefined},
 				  {lib_dir,undefined}]},
 		     {boot_rel,"start_clean"},
+                     {rel,"no_dot_erlang","1.0",[]},
 		     {rel,"start_clean","1.0",[]},
 		     {rel,"start_sasl","1.0",[sasl]},
 		     {emu_name,"beam"},
@@ -2144,6 +2147,7 @@ save_config(Config) ->
 		     {app,stdlib,[{incl_cond,include},{vsn,StdVsn},
 				  {lib_dir,StdLibDir},{mod,_,[]}|_]},
 		     {boot_rel,"start_clean"},
+                     {rel,"no_dot_erlang","1.0",[]},
 		     {rel,"start_clean","1.0",[]},
 		     {rel,"start_sasl","1.0",[sasl]},
 		     {emu_name,"beam"},