Merge branch 'sze/edlin_understand_keys/OTP-11251' into maint

* sze/edlin_understand_keys/OTP-11251:
  Added primary bootstrap
  erts: fixed documentation regarding tty and arrow keys
  make edlin understand a few important control keys

1 files changed, 48 insertions, 3 deletions

diff --git a/lib/kernel/test/interactive_shell_SUITE.erl b/lib/kernel/test/interactive_shell_SUITE.erl
index d7d9434b1f..a375adceea 100644
--- a/lib/kernel/test/interactive_shell_SUITE.erl
+++ b/lib/kernel/test/interactive_shell_SUITE.erl
@@ -22,7 +22,7 @@
 	 init_per_group/2,end_per_group/2, 
 	 get_columns_and_rows/1, exit_initial/1, job_control_local/1, 
 	 job_control_remote/1,
-	 job_control_remote_noshell/1]).
+	 job_control_remote_noshell/1,ctrl_keys/1]).
 
 -export([init_per_testcase/2, end_per_testcase/2]).
 %% For spawn
@@ -41,7 +41,8 @@ suite() -> [{ct_hooks,[ts_install_cth]}].
 
 all() -> 
     [get_columns_and_rows, exit_initial, job_control_local,
-     job_control_remote, job_control_remote_noshell].
+     job_control_remote, job_control_remote_noshell,
+     ctrl_keys].
 
 groups() -> 
     [].
@@ -289,7 +290,51 @@ job_control_remote_noshell(Config) when is_list(Config) ->
 	    ?line stop_noshell_node(NSNode),
 	    ?line Res
     end.
-	    
+
+ctrl_keys(suite) -> [];
+ctrl_keys(doc) -> ["Tests various control keys"];
+ctrl_keys(_Conf) when is_list(_Conf) ->
+    Cu=[$\^u],
+    Cw=[$\^w],
+    Home=[27,$O,$H],
+    End=[27,$O,$F],
+    rtnode([{putline,""},
+	    {putline,"2."},
+	    {getline,"2"},
+	    {putline,"\"hello "++Cw++"world\"."},	% test <CTRL>+W
+	    {getline,"\"world\""},
+	    {putline,"\"hello "++Cu++"\"world\"."},	% test <CTRL>+U
+	    {getline,"\"world\""},
+	    {putline,"world\"."++Home++"\"hello "},	% test <HOME>
+	    {getline,"\"hello world\""},
+	    {putline,"world"++Home++"\"hello "++End++"\"."},	% test <END>
+	    {getline,"\"hello world\""}]
+	    ++wordLeft()++wordRight(),[]).
+
+
+wordLeft() ->
+    L1=[27,27,$[,$D],
+    L2=[27]++"[5D",
+    L3=[27]++"[1;5D",
+    wordLeft(L1)++wordLeft(L2)++wordLeft(L3).
+
+wordLeft(Chars) ->
+    End=[27,$O,$F],
+    [{putline,"\"world\""++Chars++"hello "++End++"."},
+     {getline,"\"hello world\""}].
+
+wordRight() ->
+    R1=[27,27,$[,$C],
+    R2=[27]++"[5C",
+    R3=[27]++"[1;5C",
+    wordRight(R1)++wordRight(R2)++wordRight(R3).
+
+wordRight(Chars) ->
+    Home=[27,$O,$H],
+    [{putline,"world"++Home++"\"hello "++Chars++"\"."},
+     {getline,"\"hello world\""}].
+
+
 rtnode(C,N) ->
     rtnode(C,N,[]).
 rtnode(Commands,Nodename,ErlPrefix) ->