Make command exec functions return an enum rather than -1/0/1 values and

add a new value to mean "leave client running but don't attach" to fix
problems with using some commands in a command sequence. Most of the
work by Thomas Adam, problem reported by "jspenguin" on SF bug 3535531.

1 files changed, 5 insertions, 5 deletions

diff --git a/cmd-kill-pane.c b/cmd-kill-pane.c
index 215c8ed7..ff8c425f 100644
--- a/cmd-kill-pane.c
+++ b/cmd-kill-pane.c
@@ -26,7 +26,7 @@
  * Kill pane.
  */
 
-int	cmd_kill_pane_exec(struct cmd *, struct cmd_ctx *);
+enum cmd_retval	 cmd_kill_pane_exec(struct cmd *, struct cmd_ctx *);
 
 const struct cmd_entry cmd_kill_pane_entry = {
 	"kill-pane", "killp",
@@ -38,7 +38,7 @@ const struct cmd_entry cmd_kill_pane_entry = {
 	cmd_kill_pane_exec
 };
 
-int
+enum cmd_retval
 cmd_kill_pane_exec(struct cmd *self, struct cmd_ctx *ctx)
 {
 	struct args		*args = self->args;
@@ -46,13 +46,13 @@ cmd_kill_pane_exec(struct cmd *self, struct cmd_ctx *ctx)
 	struct window_pane	*loopwp, *nextwp, *wp;
 
 	if ((wl = cmd_find_pane(ctx, args_get(args, 't'), NULL, &wp)) == NULL)
-		return (-1);
+		return (CMD_RETURN_ERROR);
 
 	if (window_count_panes(wl->window) == 1) {
 		/* Only one pane, kill the window. */
 		server_kill_window(wl->window);
 		recalculate_sizes();
-		return (0);
+		return (CMD_RETURN_NORMAL);
 	}
 
 	if (args_has(self->args, 'a')) {
@@ -71,5 +71,5 @@ cmd_kill_pane_exec(struct cmd *self, struct cmd_ctx *ctx)
 	}
 	server_redraw_window(wl->window);
 
-	return (0);
+	return (CMD_RETURN_NORMAL);
 }