From d7e17d2f1cb905f81c31bdbe15aac10c1d3d67a8 Mon Sep 17 00:00:00 2001
From: Andreas Linde <mail@andreaslinde.de>
Date: Tue, 26 Aug 2014 17:31:57 +0200
Subject: [PATCH] Make sure multiple setup runs are ignored

If the `configure` initializers or `startManager` are invoked multiple times, this can cause undefined behaviour and crashes. Hence we simply ignore if they are invoked multiple times.
---
 Classes/BITHockeyManager.m | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/Classes/BITHockeyManager.m b/Classes/BITHockeyManager.m
index 802deaa9a2..036f86eecd 100644
--- a/Classes/BITHockeyManager.m
+++ b/Classes/BITHockeyManager.m
@@ -88,6 +88,8 @@ bitstadium_info_t bitstadium_library_info __attribute__((section("__TEXT,__bit_h
   
   BOOL _startUpdateManagerIsInvoked;
   
+  BOOL _managersInitialized;
+  
   BITHockeyAppClient *_hockeyAppClient;
 }
 
@@ -134,6 +136,7 @@ bitstadium_info_t bitstadium_library_info __attribute__((section("__TEXT,__bit_h
   if ((self = [super init])) {
     _serverURL = nil;
     _delegate = nil;
+    _managersInitialized = NO;
     
     _hockeyAppClient = nil;
     
@@ -209,6 +212,7 @@ bitstadium_info_t bitstadium_library_info __attribute__((section("__TEXT,__bit_h
 
 - (void)startManager {
   if (!_validAppIdentifier) return;
+  if (_startManagerIsInvoked) return;
   
   if (![self isSetUpOnMainThread]) return;
   
@@ -584,6 +588,8 @@ bitstadium_info_t bitstadium_library_info __attribute__((section("__TEXT,__bit_h
 }
 
 - (void)initializeModules {
+  if (_managersInitialized) return;
+  
   _validAppIdentifier = [self checkValidityOfAppIdentifier:_appIdentifier];
   
   if (![self isSetUpOnMainThread]) return;
@@ -628,6 +634,7 @@ bitstadium_info_t bitstadium_library_info __attribute__((section("__TEXT,__bit_h
         [self pingServerForIntegrationStartWorkflowWithTimeString:integrationFlowTime appIdentifier:_appIdentifier];
       }
     }
+    _managersInitialized = YES;
   } else {
     [self logInvalidIdentifier:@"app identifier"];
   }