From 773b4fad8816133d7c9a11453df401e04984daf8 Mon Sep 17 00:00:00 2001
From: Paul Woolcock <11843015+phw198@users.noreply.github.com>
Date: Mon, 23 Oct 2023 00:46:43 +0100
Subject: [PATCH] Only compare processes with different PID to current. #1717

---
 src/OutlookGoogleCalendarSync/Program.cs | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/src/OutlookGoogleCalendarSync/Program.cs b/src/OutlookGoogleCalendarSync/Program.cs
index c3c3d2be..09be3bca 100644
--- a/src/OutlookGoogleCalendarSync/Program.cs
+++ b/src/OutlookGoogleCalendarSync/Program.cs
@@ -659,17 +659,21 @@ public static void StackTraceToString() {
         private static void instancesRunning() {
             try {
                 System.Diagnostics.Process currentProcess = System.Diagnostics.Process.GetCurrentProcess();
-                String currentCmdLine = getProcessCommandLine(currentProcess.Id);
-
                 System.Diagnostics.Process[] processes = System.Diagnostics.Process.GetProcessesByName(currentProcess.ProcessName);
                 
                 if (processes.Count() > 1) {
                     log.Warn("There are " + processes.Count() + " " + currentProcess.ProcessName + " processes currently running.");
                     List<System.Linq.IGrouping<string, System.Diagnostics.Process>> sameExe = processes.GroupBy(p => p.MainModule.FileName).Where(e => e.Count() > 1).ToList();
                     log.Debug(sameExe.Count() + " executables have more than one process attached; checking runtime arguments");
+                    log.Debug("Current process command line:-");
+                    String currentCmdLine = getProcessCommandLine(currentProcess.Id);
+
                     foreach (System.Linq.IGrouping<string, System.Diagnostics.Process> exe in sameExe) {
+                        log.Debug("Checking other processes running the same executable:-");
                         log.Debug(exe.Key);
                         foreach (System.Diagnostics.Process process in exe) {
+                            if (process.Id == currentProcess.Id) continue;
+
                             String cmdLine = getProcessCommandLine(process.Id);
                             if (cmdLine == currentCmdLine) {
                                 OgcsMessageBox.Show("You already have an instance of OGCS running using the same configuration.\r\n" +
@@ -678,6 +682,7 @@ private static void instancesRunning() {
                                 return;
                             }
                         }
+                        log.Debug("OK - they are running with different configurations.");
                     }
                 }