[OpenOCD-commit] Main OpenOCD repository branch, master, updated. v0.10.0-1433-g9e2a0effb

[OpenOCD-Gerrit <ope...@us...>]

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- Log -----------------------------------------------------------------
commit 9e2a0effb2b7b933db00543f1e6879541707a2f3
Author: Brian Brooks <bro...@gm...>
Date:   Sun Oct 18 08:37:09 2020 -0500

    server/telnet: Handle Ctrl+K
    
    Handle Ctrl+K shortcut which clears the line from the cursor position
    to the end of line.
    
    Change-Id: I2ecff5284473cef7c11cf9cb7e1c0c97d55f6c1c
    Signed-off-by: Brian Brooks <bro...@gm...>
    Reviewed-on: http://openocd.zylin.com/5868
    Reviewed-by: Antonio Borneo <bor...@gm...>
    Tested-by: jenkins
    Reviewed-by: Marc Schink <de...@za...>

diff --git a/src/server/telnet_server.c b/src/server/telnet_server.c
index 0243c6328..407ab68ae 100644
--- a/src/server/telnet_server.c
+++ b/src/server/telnet_server.c
@@ -538,7 +538,17 @@ static int telnet_input(struct connection *connection)
 							telnet_move_cursor(connection, 0);
 						else if (*buf_p == CTRL('E'))
 							telnet_move_cursor(connection, t_con->line_size);
-						else
+						else if (*buf_p == CTRL('K')) {         /* kill line to end */
+							if (t_con->line_cursor < t_con->line_size) {
+								/* overwrite with space, until end of line, move back */
+								for (size_t i = t_con->line_cursor; i < t_con->line_size; i++)
+									telnet_write(connection, " ", 1);
+								for (size_t i = t_con->line_cursor; i < t_con->line_size; i++)
+									telnet_write(connection, "\b", 1);
+								t_con->line[t_con->line_cursor] = '\0';
+								t_con->line_size = t_con->line_cursor;
+							}
+						} else
 							LOG_DEBUG("unhandled nonprintable: %2.2x", *buf_p);
 					}
 				}

-----------------------------------------------------------------------

Summary of changes:
 src/server/telnet_server.c | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)


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