Make status-interval actually changeable.

CHANGES

@@ -1,3 +1,7 @@
+07 June 2008
+
+* Make status-interval actually changable.
+
 06 June 2008
 
 * New window option: aggressive-resize. Normally, windows are resized to the
@@ -452,4 +456,4 @@
   (including mutt, emacs). No status bar yet and no key remapping or other
   customisation.
 
-$Id: CHANGES,v 1.115 2008-06-06 20:02:27 nicm Exp $
+$Id: CHANGES,v 1.116 2008-06-07 06:13:21 nicm Exp $

cmd-set-option.c

@@ -1,4 +1,4 @@
-/* $Id: cmd-set-option.c,v 1.25 2008-06-05 21:25:00 nicm Exp $ */
+/* $Id: cmd-set-option.c,v 1.26 2008-06-07 06:13:21 nicm Exp $ */
 
 /*
  * Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
@@ -125,6 +125,8 @@ cmd_set_option_exec(struct cmd *self, unused struct cmd_ctx *ctx)
 	number = -1;
 	if (data->value != NULL) {
 		number = strtonum(data->value, 0, INT_MAX, &errstr);
+		if (errstr != NULL)
+			number = 0;
 
 		bool = -1;
 		if (number == 1 || strcasecmp(data->value, "on") == 0 ||
@@ -221,10 +223,14 @@ cmd_set_option_exec(struct cmd *self, unused struct cmd_ctx *ctx)
 		}
 		options_set_string(oo, "default-command", "%s", data->value);
 	} else if (strcmp(data->option, "history-limit") == 0) {
-		if (data->value == NULL) {
+		if (data->value == NULL || number == -1) {
 			ctx->error(ctx, "invalid value");
 			return;
 		}
+		if (errstr != NULL) {
+			ctx->error(ctx, "history-limit %s", errstr);
+			return;
+		}
 		if (number > SHRT_MAX) {
 			ctx->error(ctx, "history-limit too big: %u", number);
 			return;
@@ -256,6 +262,16 @@ cmd_set_option_exec(struct cmd *self, unused struct cmd_ctx *ctx)
 			if (c != NULL && c->session != NULL)
 				server_redraw_client(c);
 		}
+	} else if (strcmp(data->option, "status-interval") == 0) {
+		if (data->value == NULL || number == -1) {
+			ctx->error(ctx, "invalid value");
+			return;
+		}
+		if (errstr != NULL) {
+			ctx->error(ctx, "status-interval %s", errstr);
+			return;
+		}
+		options_set_number(oo, "status-interval", number);
 	} else {
 		ctx->error(ctx, "unknown option: %s", data->option);
 		return;

server.c

@@ -1,4 +1,4 @@
-/* $Id: server.c,v 1.55 2008-06-06 17:55:27 nicm Exp $ */
+/* $Id: server.c,v 1.56 2008-06-07 06:13:21 nicm Exp $ */
 
 /*
  * Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
@@ -54,6 +54,7 @@ void		 server_handle_client(struct client *);
 void		 server_handle_window(struct window *);
 void		 server_lost_client(struct client *);
 void	 	 server_lost_window(struct window *);
+void		 server_check_status(struct client *);
 
 /* Fork new server. */
 pid_t
@@ -268,6 +269,28 @@ server_handle_windows(struct pollfd **pfd)
 	}
 }
 
+/* Check for status line redraw on client. */
+void
+server_check_status(struct client *c)
+{
+	struct timespec	 ts;
+	u_int		 nlines, interval;
+
+	if (c->session == NULL)
+		return;
+	nlines = options_get_number(&c->session->options, "status-lines");
+	interval = options_get_number(&c->session->options, "status-interval");
+	if (nlines == 0 || interval == 0)
+		return;
+	
+	if (clock_gettime(CLOCK_REALTIME, &ts) != 0)
+		fatal("clock_gettime");
+	ts.tv_sec -= interval;
+	
+	if (timespeccmp(&c->status_ts, &ts, <))
+		server_status_client(c);
+}
+
 /* Fill client pollfds. */
 void
 server_fill_clients(struct pollfd **pfd)
@@ -307,20 +330,13 @@ void
 server_handle_clients(struct pollfd **pfd)
 {
 	struct client	*c;
-	struct timespec	 now;
 	u_int		 i;
 
 	for (i = 0; i < ARRAY_LENGTH(&clients); i++) {
 		c = ARRAY_ITEM(&clients, i);
 
 		if (c != NULL) {
-			if (c->session != NULL && options_get_number(
+			server_check_status(c);
-			    &c->session->options, "status-lines") != 0) {
-				if (clock_gettime(CLOCK_REALTIME, &now) != 0)
-					fatal("clock_gettime");
-				if (timespeccmp(&now, &c->status_ts, >))
-					server_status_client(c);
-			}
 			
 			log_debug("testing client %d (%d)", (*pfd)->fd, c->fd);
 			if (buffer_poll(*pfd, c->in, c->out) != 0) {

status.c

@@ -1,4 +1,4 @@
-/* $Id: status.c,v 1.22 2008-06-06 17:20:30 nicm Exp $ */
+/* $Id: status.c,v 1.23 2008-06-07 06:13:21 nicm Exp $ */
 
 /*
  * Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
@@ -52,9 +52,6 @@ status_write_client(struct client *c)
 	strftime(rbuf, sizeof rbuf, right, localtime(&(c->status_ts.tv_sec)));
 	rlen = strlen(rbuf) + 1;
 
-	c->status_ts.tv_sec += 
-	    options_get_number(&c->session->options, "status-interval");
-
 	screen_redraw_start_client(&ctx, c);
 	screen_redraw_move_cursor(&ctx, llen, c->sy - slines);
 	screen_redraw_set_attributes(&ctx, 0, scolour);