From 72a050c6201dfe8da57e2cd994973ed9f56b865e Mon Sep 17 00:00:00 2001
From: Zakarya Boudouar <zakarya.boudouar@stud.hs-emden-leer.de>
Date: Thu, 31 Oct 2019 22:31:28 +0000
Subject: [PATCH] =?UTF-8?q?=C3=9Cberpr=C3=BCfung=20ob=20speicher=20gut=20e?=
 =?UTF-8?q?rstellt=20wurde=20oder=20nicht?=
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---
 src/SharedMemory.cpp | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/src/SharedMemory.cpp b/src/SharedMemory.cpp
index fa0bc3c..6d26b61 100644
--- a/src/SharedMemory.cpp
+++ b/src/SharedMemory.cpp
@@ -5,6 +5,10 @@
 //Shared-Memory-Segment erstellen oder öffnen – shmget()
 void shared_memory_init(){
     memory_id = shmget(IPC_PRIVATE, SHMMAXSIZE, IPC_CREAT | IPC_EXCL);
+    if(memory_id<0){
+      perror("Fehler bei der Erstellung des gemeinsamen Speicher");
+      exit(1);
+    }
 }
 
 //Shared-Memory-Segment id weiterreichen
@@ -29,8 +33,3 @@ void attach_process(void *myProcess){
 void release_memory(){
     int shmdt(void *myProcess);
 }
-
-
-
-
-