sway

commit 284dcb2dc747f783f767121fe01fa7202da30e4e
parent ac3444295d0f045633ed3bbb154633fe0228c722
Author: Dominique Martinet <asmadeus@codewreck.org>
Date:   Sun, 29 Mar 2020 10:09:29 +0200

swaynag: exit on wl_display_roundtrip error

fixes loop when sway closes the socket in the middle of querying outputs,
see #5138.

Diffstat:
M
swaynag/swaynag.c
 | 
6
+++++-

1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/swaynag/swaynag.c b/swaynag/swaynag.c
@@ -444,7 +444,11 @@ void swaynag_setup(struct swaynag *swaynag) {
 	assert(swaynag->compositor && swaynag->layer_shell && swaynag->shm);
 
 	while (swaynag->querying_outputs > 0) {
-		wl_display_roundtrip(swaynag->display);
+		if (wl_display_roundtrip(swaynag->display) < 0) {
+			sway_log(SWAY_ERROR, "Error during outputs init.");
+			swaynag_destroy(swaynag);
+			exit(EXIT_FAILURE);
+		}
 	}
 
 	if (!swaynag->output && swaynag->type->output) {