Patch from Jim Treadway and Vladimir Oleynik to Add CTRL-K

and fix CTRL-L support for cmdedit.c


git-svn-id: svn://busybox.net/trunk/busybox@4610 69ca8d6d-28ef-0310-b511-8ec308f3f277

1 files changed, 12 insertions, 8 deletions

diff --git a/shell/cmdedit.c b/shell/cmdedit.c
index 3810c230a..b0309fef1 100644
--- a/shell/cmdedit.c
+++ b/shell/cmdedit.c
@@ -1263,14 +1263,18 @@ prepare_to_die:
                         input_tab(&lastWasTab);
 #endif
                         break;
-                case 12:
-                        /* Control-l -- clear screen
-                         * if the len=0 and no chars in edit line */
-                        if (len == 0) {
-                                printf("\033[H\033[J");
-                                put_prompt();
-                        } else {
-                                beep();
+                case 11:
+                        /* Control-k -- clear to end of line */  
+                        *(command + cursor) = 0;
+                        len = cursor;
+                        redraw(cmdedit_y, 0);
+                        break;
+                case 12: 
+                        {
+                                /* Control-l -- clear screen */
+                                int old_cursor = cursor;
+                                printf("\033[H");
+                                redraw(0, len-old_cursor);
                         }
                         break;
                 case 14: