From fa3b46616b1fb67f43dd3c2cc3912f6f4674ed21 Mon Sep 17 00:00:00 2001
From: "Jay Freeman (saurik)" <saurik@saurik.com>
Date: Sat, 25 Jan 2014 21:50:54 +0000
Subject: [PATCH] Use MGGetBoolAnswer for opengles-2 check (Cykey).

---
 Tweak.mm | 5 +++++
 makefile | 2 +-
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/Tweak.mm b/Tweak.mm
index 7b26ede..6ebe403 100644
--- a/Tweak.mm
+++ b/Tweak.mm
@@ -590,6 +590,7 @@ extern "C" bool GSSystemHasCapability(NSString *);
 
 static CFTypeRef (*$GSSystemCopyCapability)(CFStringRef);
 static CFTypeRef (*$GSSystemGetCapability)(CFStringRef);
+static BOOL (*$MGGetBoolAnswer)(CFStringRef);
 
 static void VNCSetup() {
     rfbLogEnable(false);
@@ -616,6 +617,7 @@ static void VNCSetup() {
 
     $GSSystemCopyCapability = reinterpret_cast<CFTypeRef (*)(CFStringRef)>(dlsym(RTLD_DEFAULT, "GSSystemCopyCapability"));
     $GSSystemGetCapability = reinterpret_cast<CFTypeRef (*)(CFStringRef)>(dlsym(RTLD_DEFAULT, "GSSystemGetCapability"));
+    $MGGetBoolAnswer = reinterpret_cast<BOOL (*)(CFStringRef)>(dlsym(RTLD_DEFAULT, "MGGetBoolAnswer"));
 
     CFTypeRef opengles2;
 
@@ -625,6 +627,9 @@ static void VNCSetup() {
         opengles2 = (*$GSSystemGetCapability)(CFSTR("opengles-2"));
         if (opengles2 != NULL)
             CFRetain(opengles2);
+    } else if ($MGGetBoolAnswer != NULL) {
+        opengles2 = $MGGetBoolAnswer(CFSTR("opengles-2")) ? kCFBooleanTrue : kCFBooleanFalse;
+        CFRetain(opengles2);
     } else
         opengles2 = NULL;
 
diff --git a/makefile b/makefile
index d9368ec..97e4fc4 100644
--- a/makefile
+++ b/makefile
@@ -1,6 +1,6 @@
 name := Veency
 id := vncs
-flags := -lvncserver -framework IOMobileFramebuffer -framework CoreSurface -framework IOKit -framework GraphicsServices -I/apl/inc/iPhoneOS-2.0 -framework QuartzCore -weak_reference_mismatches weak -framework UIKit -framework GraphicsServices
+flags := -lvncserver -framework IOMobileFramebuffer -framework CoreSurface -framework IOKit -framework GraphicsServices -I/apl/inc/iPhoneOS-2.0 -framework QuartzCore -weak_reference_mismatches weak
 flags += -fvisibility=hidden
 flags += SpringBoardAccess.c
 base := ../tweaks
-- 
2.47.2