nonblock.diff

diff --git a/sway/ipc-server.c b/sway/ipc-server.c
index dca881f..7db57ad 100644
--- a/sway/ipc-server.c
+++ b/sway/ipc-server.c
@@ -168,6 +168,12 @@ int ipc_handle_connection(int fd, uint32_t mask, void *data) {
 		close(client_fd);
 		return 0;
 	}
+	if ((flags = fcntl(client_fd, F_GETFL)) == -1
+			|| fcntl(client_fd, F_SETFL, flags|O_NONBLOCK) == -1) {
+		sway_log_errno(L_ERROR, "Unable to set NONBLOCK on IPC client socket");
+		close(client_fd);
+		return 0;
+	}
 
 	struct ipc_client* client = malloc(sizeof(struct ipc_client));
 	if (!client) {