From: DU HUANPENG <u74147@xxxxxxxxx>
currtly, the ctrl-u discards the whole line, in most linux
boxes, ctrl-u just erase characters before cursor to the
begginning of the line. this patch make ctrl-u to do this.
Signed-off-by: DU HUANPENG <u74147@xxxxxxxxx>
---
lib/readline.c | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/lib/readline.c b/lib/readline.c
index d026af1..3d16c18 100644
--- a/lib/readline.c
+++ b/lib/readline.c
@@ -290,9 +290,17 @@ int readline(const char *prompt, char *buf, int len)
insert = !insert;
break;
case BB_KEY_ERASE_LINE:
+ BEGINNING_OF_LINE();
+ ERASE_TO_EOL();
+ break;
case CTL_CH('u'):
+ wlen = eol_num - num;
+ memmove(buf, buf+num, wlen);
BEGINNING_OF_LINE();
ERASE_TO_EOL();
+ eol_num = wlen;
+ REFRESH_TO_EOL();
+ BEGINNING_OF_LINE();
break;
case DEL:
case BB_KEY_DEL7:
--
2.7.4
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