Remove status command event on error

This prevents very high CPU load when the status command dies,
and poll continuously awoken with POLLHUP.

1 files changed, 5 insertions, 1 deletions

diff --git a/swaybar/bar.c b/swaybar/bar.c
index d51c4ec7..10a840cc 100644
--- a/swaybar/bar.c
+++ b/swaybar/bar.c
@@ -418,7 +418,11 @@ static void ipc_in(int fd, short mask, void *_bar) {
 
 static void status_in(int fd, short mask, void *_bar) {
         struct swaybar *bar = (struct swaybar *)_bar;
-        if (status_handle_readable(bar->status)) {
+        if (mask & (POLLHUP | POLLERR)) {
+                status_error(bar->status, "[error reading from status command]");
+                render_all_frames(bar);
+                remove_event(fd);
+        } else if (status_handle_readable(bar->status)) {
                 render_all_frames(bar);
         }
 }