From 2aeb41dcbca6f90d724a0395c9a6c9e85ebca7ac Mon Sep 17 00:00:00 2001
From: Konstantin Bulenkov <kb@jetbrains.com>
Date: Thu, 3 Mar 2016 11:32:51 +0100
Subject: [PATCH] When trying to run another instance exit with code 0 if
 activation of first instance was successful

---
 .../platform-impl/src/com/intellij/idea/StartupUtil.java     | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/platform/platform-impl/src/com/intellij/idea/StartupUtil.java b/platform/platform-impl/src/com/intellij/idea/StartupUtil.java
index 2fc4fcbeb05b..f36817b461c5 100644
--- a/platform/platform-impl/src/com/intellij/idea/StartupUtil.java
+++ b/platform/platform-impl/src/com/intellij/idea/StartupUtil.java
@@ -307,6 +307,11 @@ public class StartupUtil {
       Main.showMessage("Too Many Instances", message, true);
     }
 
+    if (status == SocketLock.ActivateStatus.ACTIVATED) {
+      System.out.println("Already running");
+      System.exit(0);
+    }
+
     return false;
   }