Rework the prefix-time stuff. The option is now call repeat-time and defaults to 500 ms. However, it only applies to a small subset of commands, currently: up-pane, down-pane, next-window, previous-window, resize-pane-up, resize-pane-down. These are the commands for which it is obviously useful, having it for everything else was just bloody annoying.

diff --git a/CHANGES b/CHANGES
index 9fd3757..46025a6 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,5 +1,10 @@
 14 January 2009
 
+* Rework the prefix-time stuff. The option is now call repeat-time and defaults
+  to 500 ms. However, it only applies to a small subset of commands, currently:
+  up-pane, down-pane, next-window, previous-window, resize-pane-up,
+  resize-pane-down. These are the commands for which it is obviously useful,
+  having it for everything else was just bloody annoying.
 * The alt-up and alt-down keys now resize a pane by five lines at a time.
 * switch-pane is now select-pane and requires -p to select a pane. The
   "o" key binding is changed to down-pane.
@@ -918,7 +923,7 @@
   (including mutt, emacs). No status bar yet and no key remapping or other
   customisation.
 
-$Id: CHANGES,v 1.206 2009-01-14 21:08:52 nicm Exp $
+$Id: CHANGES,v 1.207 2009-01-14 22:13:30 nicm Exp $
 
  LocalWords:  showw utf UTF fulvio ciriaco joshe OSC APC gettime abc DEF OA clr
  LocalWords:  rivo nurges lscm Erdely eol smysession mysession ek dstname RB
diff --git a/TODO b/TODO
index b143919..0235224 100644
--- a/TODO
+++ b/TODO
@@ -77,4 +77,4 @@
 - document password/locking commands
 - document update set/setw in man page with -g and -u flags
 - document xterm-keys
-- remove/fix & document prefix-time (only apply to some commands?)
+- document repeat-time
diff --git a/cmd-down-pane.c b/cmd-down-pane.c
index 109ead2..8958a35 100644
--- a/cmd-down-pane.c
+++ b/cmd-down-pane.c
@@ -1,4 +1,4 @@
-/* $Id: cmd-down-pane.c,v 1.1 2009-01-14 19:41:15 nicm Exp $ */
+/* $Id: cmd-down-pane.c,v 1.2 2009-01-14 22:13:30 nicm Exp $ */
 
 /*
  * Copyright (c) 2009 Nicholas Marriott <nicm@users.sourceforge.net>
@@ -29,7 +29,7 @@
 const struct cmd_entry cmd_down_pane_entry = {
 	"down-pane", "downp",
 	CMD_TARGET_WINDOW_USAGE,
-	0,
+	CMD_CANREPEAT,
 	cmd_target_init,
 	cmd_target_parse,
 	cmd_down_pane_exec,
diff --git a/cmd-next-window.c b/cmd-next-window.c
index aaa2ac2..6b44ec8 100644
--- a/cmd-next-window.c
+++ b/cmd-next-window.c
@@ -1,4 +1,4 @@
-/* $Id: cmd-next-window.c,v 1.12 2008-06-06 20:02:27 nicm Exp $ */
+/* $Id: cmd-next-window.c,v 1.13 2009-01-14 22:13:30 nicm Exp $ */
 
 /*
  * Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
@@ -29,7 +29,7 @@
 const struct cmd_entry cmd_next_window_entry = {
 	"next-window", "next",
 	CMD_TARGET_SESSION_USAGE,
-	0,
+	CMD_CANREPEAT,
 	cmd_target_init,
 	cmd_target_parse,
 	cmd_next_window_exec,
diff --git a/cmd-previous-window.c b/cmd-previous-window.c
index 5ecc302..67b94b1 100644
--- a/cmd-previous-window.c
+++ b/cmd-previous-window.c
@@ -1,4 +1,4 @@
-/* $Id: cmd-previous-window.c,v 1.12 2008-06-06 20:02:27 nicm Exp $ */
+/* $Id: cmd-previous-window.c,v 1.13 2009-01-14 22:13:30 nicm Exp $ */
 
 /*
  * Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
@@ -29,7 +29,7 @@
 const struct cmd_entry cmd_previous_window_entry = {
 	"previous-window", "prev",
 	CMD_TARGET_SESSION_USAGE,
-	0,
+	CMD_CANREPEAT,
 	cmd_target_init,
 	cmd_target_parse,
 	cmd_previous_window_exec,
diff --git a/cmd-resize-pane-down.c b/cmd-resize-pane-down.c
index 4707ab9..edc63f0 100644
--- a/cmd-resize-pane-down.c
+++ b/cmd-resize-pane-down.c
@@ -1,4 +1,4 @@
-/* $Id: cmd-resize-pane-down.c,v 1.3 2009-01-14 21:08:52 nicm Exp $ */
+/* $Id: cmd-resize-pane-down.c,v 1.4 2009-01-14 22:13:30 nicm Exp $ */
 
 /*
  * Copyright (c) 2009 Nicholas Marriott <nicm@users.sourceforge.net>
@@ -32,7 +32,7 @@
 const struct cmd_entry cmd_resize_pane_down_entry = {
 	"resize-pane-down", "resizep-down",
 	CMD_PANE_WINDOW_USAGE " [adjustment]",
-	CMD_ZEROONEARG,
+	CMD_ZEROONEARG|CMD_CANREPEAT,
 	cmd_resize_pane_down_init,
 	cmd_pane_parse,
 	cmd_resize_pane_down_exec,
diff --git a/cmd-resize-pane-up.c b/cmd-resize-pane-up.c
index 8fd67f0..81f1fef 100644
--- a/cmd-resize-pane-up.c
+++ b/cmd-resize-pane-up.c
@@ -1,4 +1,4 @@
-/* $Id: cmd-resize-pane-up.c,v 1.3 2009-01-14 21:08:52 nicm Exp $ */
+/* $Id: cmd-resize-pane-up.c,v 1.4 2009-01-14 22:13:30 nicm Exp $ */
 
 /*
  * Copyright (c) 2009 Nicholas Marriott <nicm@users.sourceforge.net>
@@ -32,7 +32,7 @@
 const struct cmd_entry cmd_resize_pane_up_entry = {
 	"resize-pane-up", "resizep-up",
 	CMD_PANE_WINDOW_USAGE " [adjustment]",
-	CMD_ZEROONEARG,
+	CMD_ZEROONEARG|CMD_CANREPEAT,
 	cmd_resize_pane_up_init,
 	cmd_pane_parse,
 	cmd_resize_pane_up_exec,
diff --git a/cmd-send-prefix.c b/cmd-send-prefix.c
index 76ccedd..26cdd6c 100644
--- a/cmd-send-prefix.c
+++ b/cmd-send-prefix.c
@@ -1,4 +1,4 @@
-/* $Id: cmd-send-prefix.c,v 1.21 2009-01-13 00:48:50 nicm Exp $ */
+/* $Id: cmd-send-prefix.c,v 1.22 2009-01-14 22:13:30 nicm Exp $ */
 
 /*
  * Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
@@ -52,12 +52,6 @@
 
 	key = options_get_number(&s->options, "prefix");
 	window_pane_key(wl->window->active, ctx->curclient, key);
-
-	/* Don't want this to be repeated so reset command timer. */
-	if (ctx->curclient != NULL) {
-		if (gettimeofday(&ctx->curclient->command_timer, NULL) != 0)
-			fatal("gettimeofday");
-	}
 
 	if (ctx->cmdclient != NULL)
 		server_write_client(ctx->cmdclient, MSG_EXIT, NULL, 0);
diff --git a/cmd-set-option.c b/cmd-set-option.c
index 97c0818..d63cc93 100644
--- a/cmd-set-option.c
+++ b/cmd-set-option.c
@@ -1,4 +1,4 @@
-/* $Id: cmd-set-option.c,v 1.53 2009-01-14 19:23:41 nicm Exp $ */
+/* $Id: cmd-set-option.c,v 1.54 2009-01-14 22:13:30 nicm Exp $ */
 
 /*
  * Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
@@ -56,7 +56,7 @@
 	{ "message-bg", SET_OPTION_COLOUR, 0, 0, NULL },
 	{ "message-fg", SET_OPTION_COLOUR, 0, 0, NULL },
 	{ "prefix", SET_OPTION_KEY, 0, 0, NULL },
-	{ "prefix-time", SET_OPTION_NUMBER, 0, SHRT_MAX, NULL },
+	{ "repeat-time", SET_OPTION_NUMBER, 0, SHRT_MAX, NULL },
 	{ "set-titles", SET_OPTION_FLAG, 0, 0, NULL },
 	{ "status", SET_OPTION_FLAG, 0, 0, NULL },
 	{ "status-bg", SET_OPTION_COLOUR, 0, 0, NULL },
diff --git a/cmd-up-pane.c b/cmd-up-pane.c
index 8e0962f..b093160 100644
--- a/cmd-up-pane.c
+++ b/cmd-up-pane.c
@@ -1,4 +1,4 @@
-/* $Id: cmd-up-pane.c,v 1.1 2009-01-14 19:41:15 nicm Exp $ */
+/* $Id: cmd-up-pane.c,v 1.2 2009-01-14 22:13:30 nicm Exp $ */
 
 /*
  * Copyright (c) 2009 Nicholas Marriott <nicm@users.sourceforge.net>
@@ -29,7 +29,7 @@
 const struct cmd_entry cmd_up_pane_entry = {
 	"up-pane", "upp",
 	CMD_TARGET_WINDOW_USAGE,
-	0,
+	CMD_CANREPEAT,
 	cmd_target_init,
 	cmd_target_parse,
 	cmd_up_pane_exec,
diff --git a/key-bindings.c b/key-bindings.c
index d7961bf..0c4b330 100644
--- a/key-bindings.c
+++ b/key-bindings.c
@@ -1,4 +1,4 @@
-/* $Id: key-bindings.c,v 1.49 2009-01-14 21:08:52 nicm Exp $ */
+/* $Id: key-bindings.c,v 1.50 2009-01-14 22:13:30 nicm Exp $ */
 
 /*
  * Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
@@ -191,13 +191,10 @@
 }
 
 void
-key_bindings_dispatch(int key, struct client *c)
+key_bindings_dispatch(struct key_binding *bd, struct client *c)
 {
 	struct cmd_ctx	 	 ctx;
 	struct key_binding	*bd;
-
-	if ((bd = key_bindings_lookup(key)) == NULL)
-		return;
 
 	ctx.msgdata = NULL;
 	ctx.cursession = c->session;
diff --git a/server.c b/server.c
index 13e09b8..a568727 100644
--- a/server.c
+++ b/server.c
@@ -1,4 +1,4 @@
-/* $Id: server.c,v 1.100 2009-01-14 19:29:32 nicm Exp $ */
+/* $Id: server.c,v 1.101 2009-01-14 22:13:30 nicm Exp $ */
 
 /*
  * Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
@@ -573,14 +573,15 @@
 	struct winlink		*wl = c->session->curw;
 	struct window_pane	*wp;
 	struct timeval	 	 tv;
-	int		 	 key, prefix, status, xtimeout;
+	struct key_binding	*bd;
+	int		 	 key, prefix, status, flags, xtimeout;
 
-	xtimeout = options_get_number(&c->session->options, "prefix-time");
-	if (xtimeout != 0) {
+	xtimeout = options_get_number(&c->session->options, "repeat-time");
+	if (xtimeout != 0 && c->flags & CLIENT_REPEAT) {
 		if (gettimeofday(&tv, NULL) != 0)
 			fatal("gettimeofday");
-		if (timercmp(&tv, &c->command_timer, >))
-			c->flags &= ~CLIENT_PREFIX;
+		if (timercmp(&tv, &c->repeat_timer, >))
+			c->flags &= ~(CLIENT_PREFIX|CLIENT_REPEAT);
 	}
 
 	/* Process keys. */
@@ -596,24 +597,54 @@
 		if (server_locked)
 			continue;
 		wp = wl->window->active;	/* could die - do each loop */
+		
+		/* Prefix key pressed. */
+		if (key == prefix) {
+			c->flags |= CLIENT_PREFIX;
+			continue;
+		}
 
-		if (key == prefix || c->flags & CLIENT_PREFIX) {
-			memcpy(&c->command_timer, &tv, sizeof c->command_timer);
-			tv.tv_sec = 0;
-			tv.tv_usec = xtimeout * 1000L;
-			timeradd(&c->command_timer, &tv, &c->command_timer);
-			
-			if (c->flags & CLIENT_PREFIX) {
-				key_bindings_dispatch(key, c);
-				if (xtimeout == 0)
-					c->flags &= ~CLIENT_PREFIX;
-			} else if (key == prefix)
-				c->flags |= CLIENT_PREFIX;
-		} else
+		/* Other key and no previous prefix key. */
+		if (!(c->flags & CLIENT_PREFIX)) {
 			window_pane_key(wp, c, key);
-	}
-	wp = wl->window->active;	/* could die - reset again */
+			continue;
+		}
 
+		/* Prefix key already pressed. Reset prefix and lookup key. */
+		c->flags &= ~CLIENT_PREFIX;
+		if ((bd = key_bindings_lookup(key)) == NULL) {
+			/* If repeating, treat this as a key, else ignore. */
+			if (c->flags & CLIENT_REPEAT) {
+				c->flags &= ~CLIENT_REPEAT;
+				window_pane_key(wp, c, key);
+			}
+			continue;
+		}
+		flags = bd->cmd->entry->flags;
+
+		/* If already repeating, but this key can't repeat, skip it. */
+		if (c->flags & CLIENT_REPEAT && !(flags & CMD_CANREPEAT)) {
+			c->flags &= ~CLIENT_REPEAT;
+			window_pane_key(wp, c, key);
+			continue;
+		}
+		
+		/* If this key can repeat, reset the repeat flags and timer. */
+		if (xtimeout != 0 && flags & CMD_CANREPEAT) {
+			c->flags |= CLIENT_PREFIX|CLIENT_REPEAT;
+
+			tv.tv_sec = xtimeout / 1000;
+			tv.tv_usec = (xtimeout % 1000) * 1000L;
+			if (gettimeofday(&c->repeat_timer, NULL) != 0)
+				fatal("gettimeofday");
+			timeradd(&c->repeat_timer, &tv, &c->repeat_timer);
+		}
+
+		/* Dispatch the command. */
+		key_bindings_dispatch(bd, c);
+		}
+	wp = wl->window->active;	/* could die - reset again */
+	
 	/* Ensure the cursor is in the right place and correctly on or off. */
 	status = options_get_number(&c->session->options, "status");
 	if (c->prompt_string == NULL && c->message_string == NULL &&
diff --git a/tmux.c b/tmux.c
index c8254b8..81738f2 100644
--- a/tmux.c
+++ b/tmux.c
@@ -1,4 +1,4 @@
-/* $Id: tmux.c,v 1.95 2009-01-14 18:41:55 nicm Exp $ */
+/* $Id: tmux.c,v 1.96 2009-01-14 22:13:30 nicm Exp $ */
 
 /*
  * Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
@@ -234,7 +234,7 @@
 	options_set_number(&global_options, "message-bg", 3);
 	options_set_number(&global_options, "message-fg", 0);
 	options_set_number(&global_options, "prefix", META);
-	options_set_number(&global_options, "prefix-time", 0);
+	options_set_number(&global_options, "repeat-time", 500);
 	options_set_number(&global_options, "set-titles", 1);
 	options_set_number(&global_options, "lock-after-time", 0);
 	options_set_number(&global_options, "status", 1);
diff --git a/tmux.h b/tmux.h
index 13cb5a6..5733cb0 100644
--- a/tmux.h
+++ b/tmux.h
@@ -1,4 +1,4 @@
-/* $Id: tmux.h,v 1.232 2009-01-14 19:56:55 nicm Exp $ */
+/* $Id: tmux.h,v 1.233 2009-01-14 22:13:30 nicm Exp $ */
 
 /*
  * Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
@@ -62,10 +62,6 @@
 #include "array.h"
 
 extern const char    *__progname;
-
-#ifndef GETOPT_PREFIX
-#define GETOPT_PREFIX ""
-#endif
 
 #ifndef INFTIM
 #define INFTIM -1
@@ -750,7 +746,7 @@
 
 	struct tty 	 tty;
 	struct timeval	 status_timer;
-	struct timeval	 command_timer;
+	struct timeval	 repeat_timer;
 
 	u_int		 sx;
 	u_int		 sy;
@@ -762,6 +758,7 @@
 #define CLIENT_MOUSE 0x4
 #define CLIENT_REDRAW 0x8
 #define CLIENT_STATUS 0x10
+#define CLIENT_REPEAT 0x20	/* allow command to repeat within repeat time */
 	int		 flags;
 
 	char		*message_string;
@@ -816,10 +813,11 @@
 
 #define CMD_STARTSERVER 0x1
 #define CMD_CANTNEST 0x2
-#define CMD_KFLAG 0x4
-#define CMD_DFLAG 0x8
-#define CMD_ONEARG 0x10
-#define CMD_ZEROONEARG 0x20
+#define CMD_ONEARG 0x4
+#define CMD_ZEROONEARG 0x8
+#define CMD_CANREPEAT 0x10
+#define CMD_KFLAG 0x10
+#define CMD_DFLAG 0x20
 #define CMD_GFLAG 0x40
 #define CMD_UFLAG 0x80
 #define CMD_AFLAG 0x100
@@ -1218,7 +1216,7 @@
 void	 key_bindings_remove(int);
 void	 key_bindings_init(void);
 void	 key_bindings_free(void);
-void	 key_bindings_dispatch(int, struct client *);
+void	 key_bindings_dispatch(struct key_binding *, struct client *);
 void printflike2 key_bindings_error(struct cmd_ctx *, const char *, ...);
 void printflike2 key_bindings_print(struct cmd_ctx *, const char *, ...);
 void printflike2 key_bindings_info(struct cmd_ctx *, const char *, ...);