Speed up ^U.

2 files changed, 8 insertions, 6 deletions

diff --git a/TODO b/TODO
index 34f3371..df5062e 100644
--- a/TODO
+++ b/TODO
@@ -20,6 +20,10 @@ Other stuff:
 - [*] Start+A should *always* switch windows, even if all are inactive.
   It can act like Start+Left in that case.
 - [*] Auto-pinging the server seems to work, but needs more testing.
+- If you "/m #channel message" or "/m nick message" from another
+  screen besides the one for #channel or nick, the message should be
+  printed locally in the correct screen, not the current one. Maybe
+  or maybe not: switch to that screen.
 - Load/save config files to N:SD///.FujiNetChat or such. Since we *have*
   to have a FujiNet anyway, might as well make better use of it.
 - Rewrite the incoming message parser! It needs to work more like
@@ -32,8 +36,6 @@ Other stuff:
   polishing up.
 - More scrollback. Of course it needs more memory... see doc/scrollback.txt
   for my ideas on this.
-- ^U works, but is slow (calls backspace() in a loop, which does a
-  memmove() each time).
 - Server /ping command is iffy (see do_server_pong() in irc.c).
 - "User has kicked <yourname> from #channel", the name should be
   replaced by "you".
@@ -43,9 +45,6 @@ Other stuff:
   be nice, if we can afford the RAM.
 - Add an optional key parameter to /join (key). spec calls for it,
   I've never seen it used.
-- 'Dead' screens (channels we've parted, or failed to join) should
-  show some kind of indicator, and not accept input. Although maybe
-  this isn't worth doing (you already get "cannot send to channel").
 - *Possibly* save the config from within the client... though not
   all options can be changed (really only /nick and /beep). To
   make this useful would probably bloat the code too much. Some
diff --git a/src/edbox.c b/src/edbox.c
index cfaa2d6..dc1a8e2 100644
--- a/src/edbox.c
+++ b/src/edbox.c
@@ -163,7 +163,10 @@ static void forward_word(void) {
 }
 
 static void del_to_start(void) {
-	while(edbox_pos) backspace();
+	if(!edbox_pos) return;
+	memmove(edit_box, edit_box + edbox_pos, EDBOX_SIZE - edbox_pos - 1);
+	edbox_len -= edbox_pos;
+	edbox_pos = 0;
 }
 
 void left(void) {