From 825ef1e963fd8a30e04e69f676eecc90e601f4e1 Mon Sep 17 00:00:00 2001
From: jak1 <mike.wollmann@gmail.com>
Date: Sun, 6 Jun 2021 14:24:49 +0200
Subject: added exitcode 7 to unique sessions (-S)

---
 src/net/eathena/generalrecv.cpp        | 15 +++++++++++++++
 src/net/tmwa/generalrecv.cpp           | 17 +++++++++++++++++
 src/progs/manaplus/actions/actions.cpp | 11 ++++++++---
 src/progs/manaplus/client.cpp          |  2 +-
 src/settings.h                         |  4 +++-
 5 files changed, 44 insertions(+), 5 deletions(-)

diff --git a/src/net/eathena/generalrecv.cpp b/src/net/eathena/generalrecv.cpp
index f1a6654dc..c3dc4b4b8 100644
--- a/src/net/eathena/generalrecv.cpp
+++ b/src/net/eathena/generalrecv.cpp
@@ -24,6 +24,7 @@
 
 #include "client.h"
 #include "logger.h"
+#include "settings.h"
 
 #include "net/messagein.h"
 
@@ -78,6 +79,20 @@ void GeneralRecv::processConnectionProblem(Net::MessageIn &msg)
             // TRANSLATORS: error message
             errorMessage = _("Sorry, you are underaged.");
             break;
+        // all launcher (-S) cases should be added here (exitcode = code)
+        case 7:
+            if (settings.options.uniqueSession)
+            {
+                settings.exitcode = code;
+                client->setState(State::EXIT);
+                return;
+            }
+            else
+            {
+                // TRANSLATORS: error message
+                errorMessage = _("Unique Session required.");
+            }
+            break;
         case 8:
             // TRANSLATORS: error message
             errorMessage = _("Duplicated login.");
diff --git a/src/net/tmwa/generalrecv.cpp b/src/net/tmwa/generalrecv.cpp
index 711e627c6..7cc386c67 100644
--- a/src/net/tmwa/generalrecv.cpp
+++ b/src/net/tmwa/generalrecv.cpp
@@ -24,6 +24,8 @@
 
 #include "client.h"
 #include "logger.h"
+#include "settings.h"
+
 
 #include "net/messagein.h"
 
@@ -70,6 +72,21 @@ void GeneralRecv::processConnectionProblem(Net::MessageIn &msg)
             // TRANSLATORS: error message
             errorMessage = _("Speed hack detected.");
             break;
+        // all launcher (-S) cases should be added here (exitcode = code)
+        case 7:
+            if (settings.options.uniqueSession)
+            {
+                settings.exitcode = code;
+                client->setState(State::EXIT);
+                return;
+            }
+            else
+            {
+                // TRANSLATORS: error message
+                errorMessage = _("Wrong Argument set! "
+                    "(launcher option)");
+            }
+            break;
         case 8:
             // TRANSLATORS: error message
             errorMessage = _("Duplicated login.");
diff --git a/src/progs/manaplus/actions/actions.cpp b/src/progs/manaplus/actions/actions.cpp
index 6f9bf56b9..52eca62d9 100644
--- a/src/progs/manaplus/actions/actions.cpp
+++ b/src/progs/manaplus/actions/actions.cpp
@@ -1236,9 +1236,14 @@ impHandler0(cacheInfo)
 
 impHandler0(disconnect)
 {
-    if (gameHandler != nullptr)
-        gameHandler->disconnect2();
-    return true;
+    if (!settings.options.uniqueSession)
+    {
+        if (gameHandler != nullptr)
+            gameHandler->disconnect2();
+        return true;
+    }
+    else
+        return false;
 }
 
 impHandler(undress)
diff --git a/src/progs/manaplus/client.cpp b/src/progs/manaplus/client.cpp
index 5b86774b4..d8ba7e1c2 100644
--- a/src/progs/manaplus/client.cpp
+++ b/src/progs/manaplus/client.cpp
@@ -1700,7 +1700,7 @@ int Client::gameExec()
         PROFILER_END();
     }
 
-    return 0;
+    return settings.exitcode;
 }
 
 void Client::optionChanged(const std::string &name)
diff --git a/src/settings.h b/src/settings.h
index 2e34780d9..7b76534bf 100644
--- a/src/settings.h
+++ b/src/settings.h
@@ -96,7 +96,8 @@ class Settings final
             uselonglivesprites(false),
             unknownSkillsAutoTab(true),
             enableNewMailSystem(true),
-            showButtonIcons(false)
+            showButtonIcons(false),
+            exitcode(0)
         { }
 
         A_DELETE_COPY(Settings)
@@ -163,6 +164,7 @@ class Settings final
         bool unknownSkillsAutoTab;
         bool enableNewMailSystem;
         bool showButtonIcons;
+        int exitcode;
 };
 
 extern Settings settings;
-- 
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