From d7ee0916e9156ae7c501cbcbb17becc226c253d5 Mon Sep 17 00:00:00 2001
From: Cameron Gutman <aicommander@gmail.com>
Date: Wed, 27 Dec 2017 23:24:53 -0800
Subject: [PATCH] Avoid crashing on iOS 11 betas released before iPhone X

---
 Limelight/ViewControllers/SWRevealViewController.m | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/Limelight/ViewControllers/SWRevealViewController.m b/Limelight/ViewControllers/SWRevealViewController.m
index 0ef3488..93ce6ca 100755
--- a/Limelight/ViewControllers/SWRevealViewController.m
+++ b/Limelight/ViewControllers/SWRevealViewController.m
@@ -1371,8 +1371,15 @@ const int FrontViewPositionNone = 0xff;
 
     // These are derived from the primary view controller
     if (@available(iOS 11.0, *)) {
-        [self setNeedsUpdateOfHomeIndicatorAutoHidden];
-        [self setNeedsUpdateOfScreenEdgesDeferringSystemGestures];
+        // iOS 11 betas (which are still installed in some places :\) crash with
+        // doesNotRecognizeSelector since this wasn't added until after the iPhone X
+        // announcement.
+        if ([self respondsToSelector: @selector(setNeedsUpdateOfHomeIndicatorAutoHidden)]) {
+            [self setNeedsUpdateOfHomeIndicatorAutoHidden];
+        }
+        if ([self respondsToSelector: @selector(setNeedsUpdateOfScreenEdgesDeferringSystemGestures)]) {
+            [self setNeedsUpdateOfScreenEdgesDeferringSystemGestures];
+        }
     }
 }