diff options
| -rw-r--r-- | bootstrap/lib/stdlib/ebin/edlin.beam | bin | 9260 -> 9956 bytes | |||
| -rw-r--r-- | erts/doc/src/tty.xml | 26 | ||||
| -rw-r--r-- | lib/kernel/test/interactive_shell_SUITE.erl | 51 | ||||
| -rw-r--r-- | lib/stdlib/src/edlin.erl | 30 |
4 files changed, 103 insertions, 4 deletions
diff --git a/bootstrap/lib/stdlib/ebin/edlin.beam b/bootstrap/lib/stdlib/ebin/edlin.beam Binary files differindex bb586c5f6a..7b8e03a722 100644 --- a/bootstrap/lib/stdlib/ebin/edlin.beam +++ b/bootstrap/lib/stdlib/ebin/edlin.beam diff --git a/erts/doc/src/tty.xml b/erts/doc/src/tty.xml index 8c01365547..db15195f65 100644 --- a/erts/doc/src/tty.xml +++ b/erts/doc/src/tty.xml @@ -47,7 +47,7 @@ <section> <title>Normal Mode</title> <p>In normal mode keystrokes from the user are collected and interpreted by <c><![CDATA[tty]]></c>. Most of the <em>emacs</em> line editing commands are supported. The following is a complete list of the supported line editing commands.<br></br></p> - <p><em>Note:</em> The notation <c><![CDATA[C-a]]></c> means pressing the control key and the letter <c><![CDATA[a]]></c> simultaneously. <c><![CDATA[M-f]]></c> means pressing the <c><![CDATA[ESC]]></c> key followed by the letter <c><![CDATA[f]]></c>. + <p><em>Note:</em> The notation <c><![CDATA[C-a]]></c> means pressing the control key and the letter <c><![CDATA[a]]></c> simultaneously. <c><![CDATA[M-f]]></c> means pressing the <c><![CDATA[ESC]]></c> key followed by the letter <c><![CDATA[f]]></c>. <c><![CDATA[Home]]></c> and <c><![CDATA[End]]></c> represent the keys with the same name on the keyboard, whereas <c><![CDATA[Left]]></c> and <c><![CDATA[Right]]></c> represent the corresponding arrow keys. </p> <table> <row> @@ -55,6 +55,10 @@ <cell align="left" valign="middle"><em>Function</em></cell> </row> <row> + <cell align="left" valign="middle">Home</cell> + <cell align="left" valign="middle">Beginning of line</cell> + </row> + <row> <cell align="left" valign="middle">C-a</cell> <cell align="left" valign="middle">Beginning of line</cell> </row> @@ -63,6 +67,10 @@ <cell align="left" valign="middle">Backward character</cell> </row> <row> + <cell align="left" valign="middle">C-Left</cell> + <cell align="left" valign="middle">Backward word</cell> + </row> + <row> <cell align="left" valign="middle">M-b</cell> <cell align="left" valign="middle">Backward word</cell> </row> @@ -75,6 +83,10 @@ <cell align="left" valign="middle">Delete word</cell> </row> <row> + <cell align="left" valign="middle">End</cell> + <cell align="left" valign="middle">End of line</cell> + </row> + <row> <cell align="left" valign="middle">C-e</cell> <cell align="left" valign="middle">End of line</cell> </row> @@ -83,6 +95,10 @@ <cell align="left" valign="middle">Forward character</cell> </row> <row> + <cell align="left" valign="middle">C-Right</cell> + <cell align="left" valign="middle">Forward word</cell> + </row> + <row> <cell align="left" valign="middle">M-f</cell> <cell align="left" valign="middle">Forward word</cell> </row> @@ -95,6 +111,10 @@ <cell align="left" valign="middle">Kill line</cell> </row> <row> + <cell align="left" valign="middle">C-u</cell> + <cell align="left" valign="middle">Backward kill line</cell> + </row> + <row> <cell align="left" valign="middle">C-l</cell> <cell align="left" valign="middle">Redraw line</cell> </row> @@ -111,6 +131,10 @@ <cell align="left" valign="middle">Transpose characters</cell> </row> <row> + <cell align="left" valign="middle">C-w</cell> + <cell align="left" valign="middle">Backward kill word</cell> + </row> + <row> <cell align="left" valign="middle">C-y</cell> <cell align="left" valign="middle">Insert previously killed text</cell> </row> 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) -> diff --git a/lib/stdlib/src/edlin.erl b/lib/stdlib/src/edlin.erl index 6318c229be..be9a4f5107 100644 --- a/lib/stdlib/src/edlin.erl +++ b/lib/stdlib/src/edlin.erl @@ -78,6 +78,14 @@ edit([C|Cs], P, {Bef,Aft}, Prefix, Rs0) -> case key_map(C, Prefix) of meta -> edit(Cs, P, {Bef,Aft}, meta, Rs0); + meta_o -> + edit(Cs, P, {Bef,Aft}, meta_o, Rs0); + meta_csi -> + edit(Cs, P, {Bef,Aft}, meta_csi, Rs0); + meta_meta -> + edit(Cs, P, {Bef,Aft}, meta_meta, Rs0); + {csi, _} = Csi -> + edit(Cs, P, {Bef,Aft}, Csi, Rs0); meta_left_sq_bracket -> edit(Cs, P, {Bef,Aft}, meta_left_sq_bracket, Rs0); search_meta -> @@ -177,6 +185,7 @@ key_map($\^U, none) -> ctlu; key_map($\^], none) -> auto_blink; key_map($\^X, none) -> ctlx; key_map($\^Y, none) -> yank; +key_map($\^W, none) -> backward_kill_word; key_map($\e, none) -> meta; key_map($), Prefix) when Prefix =/= meta, Prefix =/= search, @@ -197,11 +206,29 @@ key_map($d, meta) -> kill_word; key_map($f, meta) -> forward_word; key_map($t, meta) -> transpose_word; key_map($y, meta) -> yank_pop; +key_map($O, meta) -> meta_o; +key_map($H, meta_o) -> beginning_of_line; +key_map($F, meta_o) -> end_of_line; key_map($\177, none) -> backward_delete_char; key_map($\177, meta) -> backward_kill_word; key_map($[, meta) -> meta_left_sq_bracket; key_map($D, meta_left_sq_bracket) -> backward_char; key_map($C, meta_left_sq_bracket) -> forward_char; +% support a few <CTRL>+<CURSOR LEFT|RIGHT> combinations... +% - forward: \e\e[C, \e[5C, \e[1;5C +% - backward: \e\e[D, \e[5D, \e[1;5D +key_map($\e, meta) -> meta_meta; +key_map($[, meta_meta) -> meta_csi; +key_map($C, meta_csi) -> forward_word; +key_map($D, meta_csi) -> backward_word; +key_map($1, meta_left_sq_bracket) -> {csi, "1"}; +key_map($5, meta_left_sq_bracket) -> {csi, "5"}; +key_map($5, {csi, "1;"}) -> {csi, "1;5"}; +key_map($C, {csi, "5"}) -> forward_word; +key_map($C, {csi, "1;5"}) -> forward_word; +key_map($D, {csi, "5"}) -> backward_word; +key_map($D, {csi, "1;5"}) -> backward_word; +key_map($;, {csi, "1"}) -> {csi, "1;"}; key_map(C, none) when C >= $\s -> {insert,C}; %% for search, we need smarter line handling and so @@ -362,6 +389,9 @@ do_op(end_of_line, Bef, [C|Aft], Rs) -> {{reverse(Aft, [C|Bef]),[]},[{move_rel,length(Aft)+1}|Rs]}; do_op(end_of_line, Bef, [], Rs) -> {{Bef,[]},Rs}; +do_op(ctlu, Bef, Aft, Rs) -> + put(kill_buffer, Bef), + {{[], Aft}, [{delete_chars, -length(Bef)} | Rs]}; do_op(beep, Bef, Aft, Rs) -> {{Bef,Aft},[beep|Rs]}; do_op(_, Bef, Aft, Rs) -> |