Merge branch 'master' into 3.2-rc

27 files changed, 667 insertions, 219 deletions

diff --git a/alerts.c b/alerts.c
index 4cc5c3eb..d3c5df05 100644
--- a/alerts.c
+++ b/alerts.c
@@ -314,10 +314,11 @@ alerts_set_message(struct winlink *wl, const char *type, const char *option)
 			tty_putcode(&c->tty, TTYC_BEL);
 		if (visual == VISUAL_OFF)
 			continue;
-		if (c->session->curw == wl)
-			status_message_set(c, -1, 1, "%s in current window", type);
-		else {
-			status_message_set(c, -1, 1, "%s in window %d", type,
+		if (c->session->curw == wl) {
+			status_message_set(c, -1, 1, 0, "%s in current window",
+			    type);
+		} else {
+			status_message_set(c, -1, 1, 0, "%s in window %d", type,
 			    wl->idx);
 		}
 	}
diff --git a/cfg.c b/cfg.c
index 3ef46e66..8ec5a95b 100644
--- a/cfg.c
+++ b/cfg.c
@@ -102,6 +102,7 @@ load_cfg(const char *path, struct client *c, struct cmdq_item *item, int flags,
 	struct cmd_parse_input	 pi;
 	struct cmd_parse_result	*pr;
 	struct cmdq_item	*new_item0;
+	struct cmdq_state	*state;
 
 	if (new_item != NULL)
 		*new_item = NULL;
@@ -135,12 +136,19 @@ load_cfg(const char *path, struct client *c, struct cmdq_item *item, int flags,
 		return (0);
 	}
 
-	new_item0 = cmdq_get_command(pr->cmdlist, NULL);
+	if (item != NULL)
+		state = cmdq_copy_state(cmdq_get_state(item));
+	else
+		state = cmdq_new_state(NULL, NULL, 0);
+	cmdq_add_format(state, "current_file", "%s", pi.file);
+
+	new_item0 = cmdq_get_command(pr->cmdlist, state);
 	if (item != NULL)
 		new_item0 = cmdq_insert_after(item, new_item0);
 	else
 		new_item0 = cmdq_append(NULL, new_item0);
 	cmd_list_free(pr->cmdlist);
+	cmdq_free_state(state);
 
 	if (new_item != NULL)
 		*new_item = new_item0;
@@ -155,6 +163,7 @@ load_cfg_from_buffer(const void *buf, size_t len, const char *path,
 	struct cmd_parse_input	 pi;
 	struct cmd_parse_result	*pr;
 	struct cmdq_item	*new_item0;
+	struct cmdq_state	*state;
 
 	if (new_item != NULL)
 		*new_item = NULL;
@@ -181,12 +190,19 @@ load_cfg_from_buffer(const void *buf, size_t len, const char *path,
 		return (0);
 	}
 
-	new_item0 = cmdq_get_command(pr->cmdlist, NULL);
+	if (item != NULL)
+		state = cmdq_copy_state(cmdq_get_state(item));
+	else
+		state = cmdq_new_state(NULL, NULL, 0);
+	cmdq_add_format(state, "current_file", "%s", pi.file);
+
+	new_item0 = cmdq_get_command(pr->cmdlist, state);
 	if (item != NULL)
 		new_item0 = cmdq_insert_after(item, new_item0);
 	else
 		new_item0 = cmdq_append(NULL, new_item0);
 	cmd_list_free(pr->cmdlist);
+	cmdq_free_state(state);
 
 	if (new_item != NULL)
 		*new_item = new_item0;
diff --git a/cmd-choose-tree.c b/cmd-choose-tree.c
index a58469ac..81209ee3 100644
--- a/cmd-choose-tree.c
+++ b/cmd-choose-tree.c
@@ -30,9 +30,9 @@ const struct cmd_entry cmd_choose_tree_entry = {
 	.name = "choose-tree",
 	.alias = NULL,
 
-	.args = { "F:Gf:NO:rst:wZ", 0, 1 },
-	.usage = "[-GNrswZ] [-F format] [-f filter] [-O sort-order] "
-	         CMD_TARGET_PANE_USAGE " [template]",
+	.args = { "F:f:GK:NO:rst:wZ", 0, 1 },
+	.usage = "[-GNrswZ] [-F format] [-f filter] [-K key-format] "
+		 "[-O sort-order] " CMD_TARGET_PANE_USAGE " [template]",
 
 	.target = { 't', CMD_FIND_PANE, 0 },
 
@@ -44,9 +44,9 @@ const struct cmd_entry cmd_choose_client_entry = {
 	.name = "choose-client",
 	.alias = NULL,
 
-	.args = { "F:f:NO:rt:Z", 0, 1 },
-	.usage = "[-NrZ] [-F format] [-f filter] [-O sort-order] "
-	         CMD_TARGET_PANE_USAGE " [template]",
+	.args = { "F:f:K:NO:rt:Z", 0, 1 },
+	.usage = "[-NrZ] [-F format] [-f filter] [-K key-format] "
+		 "[-O sort-order] " CMD_TARGET_PANE_USAGE " [template]",
 
 	.target = { 't', CMD_FIND_PANE, 0 },
 
@@ -58,9 +58,9 @@ const struct cmd_entry cmd_choose_buffer_entry = {
 	.name = "choose-buffer",
 	.alias = NULL,
 
-	.args = { "F:f:NO:rt:Z", 0, 1 },
-	.usage = "[-NrZ] [-F format] [-f filter] [-O sort-order] "
-	         CMD_TARGET_PANE_USAGE " [template]",
+	.args = { "F:f:K:NO:rt:Z", 0, 1 },
+	.usage = "[-NrZ] [-F format] [-f filter] [-K key-format] "
+		 "[-O sort-order] " CMD_TARGET_PANE_USAGE " [template]",
 
 	.target = { 't', CMD_FIND_PANE, 0 },
 
diff --git a/cmd-display-message.c b/cmd-display-message.c
index fc9c4851..0522d37f 100644
--- a/cmd-display-message.c
+++ b/cmd-display-message.c
@@ -39,11 +39,11 @@ const struct cmd_entry cmd_display_message_entry = {
 	.name = "display-message",
 	.alias = "display",
 
-	.args = { "acd:Ipt:F:v", 0, 1 },
-	.usage = "[-aIpv] [-c target-client] [-d delay] [-F format] "
+	.args = { "acd:INpt:F:v", 0, 1 },
+	.usage = "[-aINpv] [-c target-client] [-d delay] [-F format] "
 		 CMD_TARGET_PANE_USAGE " [message]",
 
-	.target = { 't', CMD_FIND_PANE, 0 },
+	.target = { 't', CMD_FIND_PANE, CMD_FIND_CANFAIL },
 
 	.flags = CMD_AFTERHOOK|CMD_CLIENT_CFLAG|CMD_CLIENT_CANFAIL,
 	.exec = cmd_display_message_exec
@@ -73,6 +73,8 @@ cmd_display_message_exec(struct cmd *self, struct cmdq_item *item)
 	int			 flags;
 
 	if (args_has(args, 'I')) {
+		if (wp == NULL)
+			return (CMD_RETURN_NORMAL);
 		if (window_pane_start_input(wp, item, &cause) != 0) {
 			cmdq_error(item, "%s", cause);
 			free(cause);
@@ -109,8 +111,10 @@ cmd_display_message_exec(struct cmd *self, struct cmdq_item *item)
 	 */
 	if (tc != NULL && tc->session == s)
 		c = tc;
-	else
+	else if (s != NULL)
 		c = cmd_find_best_client(s);
+	else
+		c = NULL;
 	if (args_has(args, 'v'))
 		flags = FORMAT_VERBOSE;
 	else
@@ -124,10 +128,14 @@ cmd_display_message_exec(struct cmd *self, struct cmdq_item *item)
 	}
 
 	msg = format_expand_time(ft, template);
-	if (args_has(args, 'p'))
+	if (cmdq_get_client(item) == NULL)
+		cmdq_error(item, "%s", msg);
+	else if (args_has(args, 'p'))
 		cmdq_print(item, "%s", msg);
-	else if (tc != NULL)
-		status_message_set(tc, delay, 0, "%s", msg);
+	else if (tc != NULL) {
+		status_message_set(tc, delay, 0, args_has(args, 'N'), "%s",
+		    msg);
+	}
 	free(msg);
 
 	format_free(ft);
diff --git a/cmd-list-keys.c b/cmd-list-keys.c
index dd82e57e..ca4bf752 100644
--- a/cmd-list-keys.c
+++ b/cmd-list-keys.c
@@ -113,9 +113,10 @@ cmd_list_keys_print_notes(struct cmdq_item *item, struct args *args,
 		else
 			note = xstrdup(bd->note);
 		tmp = utf8_padcstr(key, keywidth + 1);
-		if (args_has(args, '1') && tc != NULL)
-			status_message_set(tc, -1, 1, "%s%s%s", prefix, tmp, note);
-		else
+		if (args_has(args, '1') && tc != NULL) {
+			status_message_set(tc, -1, 1, 0, "%s%s%s", prefix, tmp,
+			    note);
+		} else
 			cmdq_print(item, "%s%s%s", prefix, tmp, note);
 		free(tmp);
 		free(note);
diff --git a/cmd-queue.c b/cmd-queue.c
index 05f439f5..54163919 100644
--- a/cmd-queue.c
+++ b/cmd-queue.c
@@ -276,7 +276,7 @@ cmdq_merge_formats(struct cmdq_item *item, struct format_tree *ft)
 	const struct cmd_entry	*entry;
 
 	if (item->cmd != NULL) {
-		entry = cmd_get_entry (item->cmd);
+		entry = cmd_get_entry(item->cmd);
 		format_add(ft, "command", "%s", entry->name);
 	}
 	if (item->state->formats != NULL)
@@ -862,7 +862,7 @@ cmdq_error(struct cmdq_item *item, const char *fmt, ...)
 		c->retval = 1;
 	} else {
 		*msg = toupper((u_char) *msg);
-		status_message_set(c, -1, 1, "%s", msg);
+		status_message_set(c, -1, 1, 0, "%s", msg);
 	}
 
 	free(msg);
diff --git a/cmd-run-shell.c b/cmd-run-shell.c
index 4f30d05d..56d5f723 100644
--- a/cmd-run-shell.c
+++ b/cmd-run-shell.c
@@ -20,6 +20,7 @@
 #include <sys/types.h>
 #include <sys/wait.h>
 
+#include <ctype.h>
 #include <stdlib.h>
 #include <string.h>
 
@@ -190,8 +191,12 @@ cmd_run_shell_timer(__unused int fd, __unused short events, void* arg)
 			    &error);
 		}
 		if (status == CMD_PARSE_ERROR) {
-		       cmdq_error(cdata->item, "%s", error);
-		       free(error);
+			if (cdata->item == NULL) {
+				*error = toupper((u_char)*error);
+				status_message_set(c, -1, 1, 0, "%s", error);
+			} else
+				cmdq_error(cdata->item, "%s", error);
+			free(error);
 		}
 	}
 
diff --git a/control-notify.c b/control-notify.c
index cc706ac2..6ff0e436 100644
--- a/control-notify.c
+++ b/control-notify.c
@@ -172,6 +172,17 @@ control_notify_client_session_changed(struct client *cc)
 }
 
 void
+control_notify_client_detached(struct client *cc)
+{
+	struct client	*c;
+
+	TAILQ_FOREACH(c, &clients, entry) {
+		if (CONTROL_SHOULD_NOTIFY_CLIENT(c))
+			control_write(c, "%%client-detached %s", cc->name);
+	}
+}
+
+void
 control_notify_session_renamed(struct session *s)
 {
 	struct client	*c;
diff --git a/format.c b/format.c
index 0e8ea8f3..5a12502e 100644
--- a/format.c
+++ b/format.c
@@ -100,6 +100,7 @@ format_job_cmp(struct format_job *fj1, struct format_job *fj2)
 #define FORMAT_QUOTE_STYLE 0x2000
 #define FORMAT_WINDOW_NAME 0x4000
 #define FORMAT_SESSION_NAME 0x8000
+#define FORMAT_CHARACTER 0x10000
 
 /* Limit on recursion. */
 #define FORMAT_LOOP_LIMIT 10
@@ -3522,7 +3523,7 @@ format_build_modifiers(struct format_expand_state *es, const char **s,
 
 	/*
 	 * Modifiers are a ; separated list of the forms:
-	 *      l,m,C,b,d,n,t,w,q,E,T,S,W,P,<,>
+	 *      l,m,C,a,b,d,n,t,w,q,E,T,S,W,P,<,>
 	 *	=a
 	 *	=/a
 	 *      =/a/
@@ -3539,7 +3540,7 @@ format_build_modifiers(struct format_expand_state *es, const char **s,
 			cp++;
 
 		/* Check single character modifiers with no arguments. */
-		if (strchr("lbdnwETSWP<>", cp[0]) != NULL &&
+		if (strchr("labdnwETSWP<>", cp[0]) != NULL &&
 		    format_is_end(cp[1])) {
 			format_add_modifier(&list, count, cp, 1, NULL, 0);
 			cp++;
@@ -3956,7 +3957,7 @@ format_replace_expression(struct format_modifier *mexp,
 		mright = (long long)mright;
 	}
 	format_log(es, "expression left side is: %.*f", prec, mleft);
-	format_log(es, "expression right side is:  %.*f", prec, mright);
+	format_log(es, "expression right side is: %.*f", prec, mright);
 
 	switch (operator) {
 	case ADD:
@@ -4016,10 +4017,10 @@ format_replace(struct format_expand_state *es, const char *key, size_t keylen,
 {
 	struct format_tree		 *ft = es->ft;
 	struct window_pane		 *wp = ft->wp;
-	const char			 *errptr, *copy, *cp, *marker = NULL;
+	const char			 *errstr, *copy, *cp, *marker = NULL;
 	const char			 *time_format = NULL;
 	char				 *copy0, *condition, *found, *new;
-	char				 *value, *left, *right;
+	char				 *value, *left, *right, c;
 	size_t				  valuelen;
 	int				  modifiers = 0, limit = 0, width = 0;
 	int				  j;
@@ -4063,8 +4064,8 @@ format_replace(struct format_expand_state *es, const char *key, size_t keylen,
 				if (fm->argc < 1)
 					break;
 				limit = strtonum(fm->argv[0], INT_MIN, INT_MAX,
-				    &errptr);
-				if (errptr != NULL)
+				    &errstr);
+				if (errstr != NULL)
 					limit = 0;
 				if (fm->argc >= 2 && fm->argv[1] != NULL)
 					marker = fm->argv[1];
@@ -4073,8 +4074,8 @@ format_replace(struct format_expand_state *es, const char *key, size_t keylen,
 				if (fm->argc < 1)
 					break;
 				width = strtonum(fm->argv[0], INT_MIN, INT_MAX,
-				    &errptr);
-				if (errptr != NULL)
+				    &errstr);
+				if (errstr != NULL)
 					width = 0;
 				break;
 			case 'w':
@@ -4088,6 +4089,9 @@ format_replace(struct format_expand_state *es, const char *key, size_t keylen,
 			case 'l':
 				modifiers |= FORMAT_LITERAL;
 				break;
+			case 'a':
+				modifiers |= FORMAT_CHARACTER;
+				break;
 			case 'b':
 				modifiers |= FORMAT_BASENAME;
 				break;
@@ -4154,6 +4158,18 @@ format_replace(struct format_expand_state *es, const char *key, size_t keylen,
 		goto done;
 	}
 
+	/* Is this a character? */
+	if (modifiers & FORMAT_CHARACTER) {
+		new = format_expand1(es, copy);
+		c = strtonum(new, 32, 126, &errstr);
+		if (errstr != NULL)
+			value = xstrdup("");
+		else
+			xasprintf(&value, "%c", c);
+		free (new);
+		goto done;
+	}
+
 	/* Is this a loop, comparison or condition? */
 	if (modifiers & FORMAT_SESSIONS) {
 		value = format_loop_sessions(es, copy);
diff --git a/grid-reader.c b/grid-reader.c
index ae2f4d2b..89fe90fb 100644
--- a/grid-reader.c
+++ b/grid-reader.c
@@ -71,7 +71,7 @@ grid_reader_cursor_right(struct grid_reader *gr, int wrap, int all)
 
 /* Move cursor back one position. */
 void
-grid_reader_cursor_left(struct grid_reader *gr)
+grid_reader_cursor_left(struct grid_reader *gr, int wrap)
 {
 	struct grid_cell	gc;
 
@@ -81,7 +81,9 @@ grid_reader_cursor_left(struct grid_reader *gr)
 			break;
 		gr->cx--;
 	}
-	if (gr->cx == 0 && gr->cy > 0) {
+	if (gr->cx == 0 && gr->cy > 0 &&
+	    (wrap ||
+	     grid_get_line(gr->gd, gr->cy - 1)->flags & GRID_LINE_WRAPPED)) {
 		grid_reader_cursor_up(gr);
 		grid_reader_cursor_end_of_line(gr, 0, 0);
 	} else if (gr->cx > 0)
@@ -363,3 +365,25 @@ grid_reader_cursor_jump_back(struct grid_reader *gr, const struct utf8_data *jc)
 	}
 	return 0;
 }
+
+/* Jump back to the first non-blank character of the line. */
+void
+grid_reader_cursor_back_to_indentation(struct grid_reader *gr)
+{
+	struct grid_cell	gc;
+	u_int			px, py, xx, yy;
+
+	yy = gr->gd->hsize + gr->gd->sy - 1;
+	grid_reader_cursor_start_of_line(gr, 1);
+
+	for (py = gr->cy; py <= yy; py++) {
+		xx = grid_line_length(gr->gd, py);
+		for (px = 0; px < xx; px++) {
+			grid_get_cell(gr->gd, px, py, &gc);
+			if (gc.data.size != 1 || *gc.data.data != ' ')
+				break;
+		}
+		if (~grid_get_line(gr->gd, py)->flags & GRID_LINE_WRAPPED)
+			break;
+	}
+}
diff --git a/input-keys.c b/input-keys.c
index 39a72cdc..a3252855 100644
--- a/input-keys.c
+++ b/input-keys.c
@@ -428,6 +428,14 @@ input_key_pane(struct window_pane *wp, key_code key, struct mouse_event *m)
 	return (input_key(wp->screen, wp->event, key));
 }
 
+static void
+input_key_write(const char *from, struct bufferevent *bev, const char *data,
+    size_t size)
+{
+	log_debug("%s: %.*s", from, (int)size, data);
+	bufferevent_write(bev, data, size);
+}
+
 /* Translate a key code into an output key sequence. */
 int
 input_key(struct screen *s, struct bufferevent *bev, key_code key)
@@ -444,7 +452,7 @@ input_key(struct screen *s, struct bufferevent *bev, key_code key)
 	/* Literal keys go as themselves (can't be more than eight bits). */
 	if (key & KEYC_LITERAL) {
 		ud.data[0] = (u_char)key;
-		bufferevent_write(bev, &ud.data[0], 1);
+		input_key_write(__func__, bev, &ud.data[0], 1);
 		return (0);
 	}
 
@@ -463,16 +471,16 @@ input_key(struct screen *s, struct bufferevent *bev, key_code key)
 	justkey = (key & ~(KEYC_META|KEYC_IMPLIED_META));
 	if (justkey <= 0x7f) {
 		if (key & KEYC_META)
-			bufferevent_write(bev, "\033", 1);
+			input_key_write(__func__, bev, "\033", 1);
 		ud.data[0] = justkey;
-		bufferevent_write(bev, &ud.data[0], 1);
+		input_key_write(__func__, bev, &ud.data[0], 1);
 		return (0);
 	}
 	if (justkey > 0x7f && justkey < KEYC_BASE) {
 		if (key & KEYC_META)
-			bufferevent_write(bev, "\033", 1);
+			input_key_write(__func__, bev, "\033", 1);
 		utf8_to_data(justkey, &ud);
-		bufferevent_write(bev, ud.data, ud.size);
+		input_key_write(__func__, bev, ud.data, ud.size);
 		return (0);
 	}
 
@@ -494,8 +502,8 @@ input_key(struct screen *s, struct bufferevent *bev, key_code key)
 	if (ike != NULL) {
 		log_debug("found key 0x%llx: \"%s\"", key, ike->data);
 		if ((key & KEYC_META) && (~key & KEYC_IMPLIED_META))
-			bufferevent_write(bev, "\033", 1);
-		bufferevent_write(bev, ike->data, strlen(ike->data));
+			input_key_write(__func__, bev, "\033", 1);
+		input_key_write(__func__, bev, ike->data, strlen(ike->data));
 		return (0);
 	}
 
@@ -560,7 +568,7 @@ input_key(struct screen *s, struct bufferevent *bev, key_code key)
 		goto missing;
 	}
 	xsnprintf(tmp, sizeof tmp, "\033[%llu;%cu", outkey, modifier);
-	bufferevent_write(bev, tmp, strlen(tmp));
+	input_key_write(__func__, bev, tmp, strlen(tmp));
 	return (0);
 
 missing:
@@ -656,5 +664,5 @@ input_key_mouse(struct window_pane *wp, struct mouse_event *m)
 	if (!input_key_get_mouse(s, m, x, y, &buf, &len))
 		return;
 	log_debug("writing mouse %.*s to %%%u", (int)len, buf, wp->id);
-	bufferevent_write(wp->event, buf, len);
+	input_key_write(__func__, wp->event, buf, len);
 }
diff --git a/key-string.c b/key-string.c
index 194fdef2..8d60f132 100644
--- a/key-string.c
+++ b/key-string.c
@@ -45,9 +45,9 @@ static const struct {
 	{ "F11",	KEYC_F11|KEYC_IMPLIED_META },
 	{ "F12",	KEYC_F12|KEYC_IMPLIED_META },
 	{ "IC",		KEYC_IC|KEYC_IMPLIED_META },
-	{ "Insert",     KEYC_IC|KEYC_IMPLIED_META },
+	{ "Insert",	KEYC_IC|KEYC_IMPLIED_META },
 	{ "DC",		KEYC_DC|KEYC_IMPLIED_META },
-	{ "Delete",     KEYC_DC|KEYC_IMPLIED_META },
+	{ "Delete",	KEYC_DC|KEYC_IMPLIED_META },
 	{ "Home",	KEYC_HOME|KEYC_IMPLIED_META },
 	{ "End",	KEYC_END|KEYC_IMPLIED_META },
 	{ "NPage",	KEYC_NPAGE|KEYC_IMPLIED_META },
@@ -70,7 +70,7 @@ static const struct {
 	{ "Right",	KEYC_RIGHT|KEYC_CURSOR|KEYC_IMPLIED_META },
 
 	/* Numeric keypad. */
-	{ "KP/", 	KEYC_KP_SLASH|KEYC_KEYPAD },
+	{ "KP/",	KEYC_KP_SLASH|KEYC_KEYPAD },
 	{ "KP*",	KEYC_KP_STAR|KEYC_KEYPAD },
 	{ "KP-",	KEYC_KP_MINUS|KEYC_KEYPAD },
 	{ "KP7",	KEYC_KP_SEVEN|KEYC_KEYPAD },
@@ -164,7 +164,7 @@ key_string_get_modifiers(const char **string)
 key_code
 key_string_lookup_string(const char *string)
 {
-	static const char	*other = "!#()+,-.0123456789:;<=>'\r\t";
+	static const char	*other = "!#()+,-.0123456789:;<=>'\r\t\177";
 	key_code		 key, modifiers;
 	u_int			 u, i;
 	struct utf8_data	 ud, *udp;
@@ -181,8 +181,8 @@ key_string_lookup_string(const char *string)
 
 	/* Is this a hexadecimal value? */
 	if (string[0] == '0' && string[1] == 'x') {
-	        if (sscanf(string + 2, "%x", &u) != 1)
-	                return (KEYC_UNKNOWN);
+		if (sscanf(string + 2, "%x", &u) != 1)
+			return (KEYC_UNKNOWN);
 		mlen = wctomb(m, u);
 		if (mlen <= 0 || mlen > MB_LEN_MAX)
 			return (KEYC_UNKNOWN);
@@ -238,11 +238,12 @@ key_string_lookup_string(const char *string)
 	}
 
 	/* Convert the standard control keys. */
-	if (key < KEYC_BASE && (modifiers & KEYC_CTRL) && !strchr(other, key)) {
+	if (key < KEYC_BASE && (modifiers & KEYC_CTRL) &&
+	    strchr(other, key) == NULL) {
 		if (key >= 97 && key <= 122)
 			key -= 96;
 		else if (key >= 64 && key <= 95)
-			key -= 64;
+                       key -= 64;
 		else if (key == 32)
 			key = 0;
 		else if (key == 63)
diff --git a/log.c b/log.c
index f87cab92..26569974 100644
--- a/log.c
+++ b/log.c
@@ -110,15 +110,16 @@ log_vwrite(const char *msg, va_list ap)
 		return;
 
 	if (vasprintf(&fmt, msg, ap) == -1)
-		exit(1);
-	if (stravis(&out, fmt, VIS_OCTAL|VIS_CSTYLE|VIS_TAB|VIS_NL) == -1)
-		exit(1);
+		return;
+	if (stravis(&out, fmt, VIS_OCTAL|VIS_CSTYLE|VIS_TAB|VIS_NL) == -1) {
+		free(fmt);
+		return;
+	}
 
 	gettimeofday(&tv, NULL);
 	if (fprintf(log_file, "%lld.%06d %s\n", (long long)tv.tv_sec,
-	    (int)tv.tv_usec, out) == -1)
-		exit(1);
-	fflush(log_file);
+	    (int)tv.tv_usec, out) != -1)
+		fflush(log_file);
 
 	free(out);
 	free(fmt);
diff --git a/mode-tree.c b/mode-tree.c
index a47c0c06..ca7f33a4 100644
--- a/mode-tree.c
+++ b/mode-tree.c
@@ -46,6 +46,7 @@ struct mode_tree_data {
 	mode_tree_search_cb       searchcb;
 	mode_tree_menu_cb         menucb;
 	mode_tree_height_cb       heightcb;
+	mode_tree_key_cb	  keycb;
 
 	struct mode_tree_list	  children;
 	struct mode_tree_list	  saved;
@@ -74,6 +75,10 @@ struct mode_tree_item {
 	void				*itemdata;
 	u_int				 line;
 
+	key_code			 key;
+	const char			*keystr;
+	size_t				 keylen;
+
 	uint64_t			 tag;
 	const char			*name;
 	const char			*text;
@@ -135,6 +140,7 @@ mode_tree_free_item(struct mode_tree_item *mti)
 
 	free((void *)mti->name);
 	free((void *)mti->text);
+	free((void *)mti->keystr);
 
 	free(mti);
 }
@@ -193,6 +199,26 @@ mode_tree_build_lines(struct mode_tree_data *mtd,
 			flat = 0;
 		if (mti->expanded)
 			mode_tree_build_lines(mtd, &mti->children, depth + 1);
+
+		if (mtd->keycb != NULL) {
+			mti->key = mtd->keycb(mtd->modedata, mti->itemdata,
+			    mti->line);
+			if (mti->key == KEYC_UNKNOWN)
+				mti->key = KEYC_NONE;
+		} else if (mti->line < 10)
+			mti->key = '0' + mti->line;
+		else if (mti->line < 36)
+			mti->key = KEYC_META|('a' + mti->line - 10);
+		else
+			mti->key = KEYC_NONE;
+		if (mti->key != KEYC_NONE) {
+			mti->keystr = xstrdup(key_string_lookup_key(mti->key,
+			    0));
+			mti->keylen = strlen(mti->keystr);
+		} else {
+			mti->keystr = NULL;
+			mti->keylen = 0;
+		}
 	}
 	TAILQ_FOREACH(mti, mtl, entry) {
 		for (i = 0; i < mtd->line_size; i++) {
@@ -363,7 +389,7 @@ struct mode_tree_data *
 mode_tree_start(struct window_pane *wp, struct args *args,
     mode_tree_build_cb buildcb, mode_tree_draw_cb drawcb,
     mode_tree_search_cb searchcb, mode_tree_menu_cb menucb,
-    mode_tree_height_cb heightcb, void *modedata,
+    mode_tree_height_cb heightcb, mode_tree_key_cb keycb, void *modedata,
     const struct menu_item *menu, const char **sort_list, u_int sort_size,
     struct screen **s)
 {
@@ -402,6 +428,7 @@ mode_tree_start(struct window_pane *wp, struct args *args,
 	mtd->searchcb = searchcb;
 	mtd->menucb = menucb;
 	mtd->heightcb = heightcb;
+	mtd->keycb = keycb;
 
 	TAILQ_INIT(&mtd->children);
 
@@ -596,10 +623,10 @@ mode_tree_draw(struct mode_tree_data *mtd)
 	struct screen_write_ctx	 ctx;
 	struct grid_cell	 gc0, gc;
 	u_int			 w, h, i, j, sy, box_x, box_y, width;
-	char			*text, *start, key[7];
+	char			*text, *start, *key;
 	const char		*tag, *symbol;
 	size_t			 size, n;
-	int			 keylen;
+	int			 keylen, pad;
 
 	if (mtd->line_size == 0)
 		return;
@@ -614,28 +641,30 @@ mode_tree_draw(struct mode_tree_data *mtd)
 	screen_write_start(&ctx, s);
 	screen_write_clearscreen(&ctx, 8);
 
-	if (mtd->line_size > 10)
-		keylen = 6;
-	else
-		keylen = 4;
+	keylen = 0;
+	for (i = 0; i < mtd->line_size; i++) {
+		mti = mtd->line_list[i].item;
+		if (mti->key == KEYC_NONE)
+			continue;
+		if ((int)mti->keylen + 3 > keylen)
+			keylen = mti->keylen + 3;
+	}
 
 	for (i = 0; i < mtd->line_size; i++) {
 		if (i < mtd->offset)
 			continue;
 		if (i > mtd->offset + h - 1)
 			break;
-
 		line = &mtd->line_list[i];
 		mti = line->item;
 
 		screen_write_cursormove(&ctx, 0, i - mtd->offset, 0);
 
-		if (i < 10)
-			snprintf(key, sizeof key, "(%c)  ", '0' + i);
-		else if (i < 36)
-			snprintf(key, sizeof key, "(M-%c)", 'a' + (i - 10));
+		pad = keylen - 2 - mti->keylen;
+		if (mti->key != KEYC_NONE)
+			xasprintf(&key, "(%s)%*s", mti->keystr, pad, "");
 		else
-			*key = '\0';
+			key = xstrdup("");
 
 		if (line->flat)
 			symbol = "";
@@ -698,6 +727,7 @@ mode_tree_draw(struct mode_tree_data *mtd)
 			}
 		}
 		free(text);
+		free(key);
 
 		if (mti->tagged) {
 			gc.attr ^= GRID_ATTR_BRIGHT;
@@ -951,7 +981,6 @@ mode_tree_key(struct mode_tree_data *mtd, struct client *c, key_code *key,
 	struct mode_tree_item	*current, *parent, *mti;
 	u_int			 i, x, y;
 	int			 choice;
-	key_code		 tmp;
 
 	if (KEYC_IS_MOUSE(*key) && m != NULL) {
 		if (cmd_mouse_at(mtd->wp, m, &x, &y, 0) != 0) {
@@ -993,12 +1022,11 @@ mode_tree_key(struct mode_tree_data *mtd, struct client *c, key_code *key,
 	current = line->item;
 
 	choice = -1;
-	if (*key >= '0' && *key <= '9')
-		choice = (*key) - '0';
-	else if (((*key) & KEYC_MASK_MODIFIERS) == KEYC_META) {
-		tmp = (*key) & KEYC_MASK_KEY;
-		if (tmp >= 'a' && tmp <= 'z')
-			choice = 10 + (tmp - 'a');
+	for (i = 0; i < mtd->line_size; i++) {
+		if (*key == mtd->line_list[i].item->key) {
+			choice = i;
+			break;
+		}
 	}
 	if (choice != -1) {
 		if ((u_int)choice > mtd->line_size - 1) {
@@ -1176,7 +1204,7 @@ mode_tree_run_command(struct client *c, struct cmd_find_state *fs,
 		if (status == CMD_PARSE_ERROR) {
 			if (c != NULL) {
 				*error = toupper((u_char)*error);
-				status_message_set(c, -1, 1, "%s", error);
+				status_message_set(c, -1, 1, 0, "%s", error);
 			}
 			free(error);
 		}
diff --git a/notify.c b/notify.c
index f7440cad..4b9b1eaa 100644
--- a/notify.c
+++ b/notify.c
@@ -125,6 +125,8 @@ notify_callback(struct cmdq_item *item, void *data)
 		control_notify_window_renamed(ne->window);
 	if (strcmp(ne->name, "client-session-changed") == 0)
 		control_notify_client_session_changed(ne->client);
+	if (strcmp(ne->name, "client-detached") == 0)
+		control_notify_client_detached(ne->client);
 	if (strcmp(ne->name, "session-renamed") == 0)
 		control_notify_session_renamed(ne->session);
 	if (strcmp(ne->name, "session-created") == 0)
diff --git a/screen.c b/screen.c
index db2590cc..2b9d70de 100644
--- a/screen.c
+++ b/screen.c
@@ -153,8 +153,10 @@ screen_reset_tabs(struct screen *s)
 void
 screen_set_cursor_style(struct screen *s, u_int style)
 {
-	if (style <= 6)
+	if (style <= 6) {
 		s->cstyle = style;
+		s->mode &= ~MODE_BLINKING;
+	}
 }
 
 /* Set screen cursor colour. */
diff --git a/server-client.c b/server-client.c
index 96e1b584..d3ffd682 100644
--- a/server-client.c
+++ b/server-client.c
@@ -296,6 +296,9 @@ server_client_lost(struct client *c)
 	TAILQ_REMOVE(&clients, c, entry);
 	log_debug("lost client %p", c);
 
+	if (c->flags & CLIENT_ATTACHED)
+		notify_client("client-detached", c);
+
 	if (c->flags & CLIENT_CONTROL)
 		control_stop(c);
 	if (c->flags & CLIENT_TERMINAL)
@@ -1305,7 +1308,11 @@ server_client_handle_key(struct client *c, struct key_event *event)
 	 * immediately rather than queued.
 	 */
 	if (~c->flags & CLIENT_READONLY) {
-		status_message_clear(c);
+		if (c->message_string != NULL) {
+			if (c->message_ignore_keys)
+				return (0);
+			status_message_clear(c);
+		}
 		if (c->overlay_key != NULL) {
 			switch (c->overlay_key(c, event)) {
 			case 0:
@@ -1766,9 +1773,6 @@ server_client_check_exit(struct client *c)
 		if (EVBUFFER_LENGTH(cf->buffer) != 0)
 			return;
 	}
-
-	if (c->flags & CLIENT_ATTACHED)
-		notify_client("client-detached", c);
 	c->flags |= CLIENT_EXITED;
 
 	switch (c->exit_type) {
diff --git a/status.c b/status.c
index 154d9452..f9786f4b 100644
--- a/status.c
+++ b/status.c
@@ -424,7 +424,7 @@ status_redraw(struct client *c)
 /* Set a status line message. */
 void
 status_message_set(struct client *c, int delay, int ignore_styles,
-    const char *fmt, ...)
+    int ignore_keys, const char *fmt, ...)
 {
 	struct timeval	tv;
 	va_list		ap;
@@ -433,7 +433,6 @@ status_message_set(struct client *c, int delay, int ignore_styles,
 	status_push_screen(c);
 
 	va_start(ap, fmt);
-	c->message_ignore_styles = ignore_styles;
 	xvasprintf(&c->message_string, fmt, ap);
 	va_end(ap);
 
@@ -456,6 +455,10 @@ status_message_set(struct client *c, int delay, int ignore_styles,
 		evtimer_add(&c->message_timer, &tv);
 	}
 
+	if (delay != 0)
+		c->message_ignore_keys = ignore_keys;
+	c->message_ignore_styles = ignore_styles;
+
 	c->tty.flags |= (TTY_NOCURSOR|TTY_FREEZE);
 	c->flags |= CLIENT_REDRAWSTATUS;
 }
diff --git a/tmux.1 b/tmux.1
index c79950ce..2343ab89 100644
--- a/tmux.1
+++ b/tmux.1
@@ -1985,12 +1985,17 @@ The default is to capture only the visible contents of the pane.
 .Op Fl NrZ
 .Op Fl F Ar format
 .Op Fl f Ar filter
+.Op Fl K Ar key-format
 .Op Fl O