From 2074e4e1465f1ac0df8cb372ab4d7953b1d9a77a Mon Sep 17 00:00:00 2001
From: Carlos Garnacho <carlosg@gnome.org>
Date: Fri, 30 Aug 2024 19:25:36 +0200
Subject: [PATCH] core: Add debug control setting for session management

We will at the moment want it guarded behind a setting.

Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/3825>
---
 .../org.gnome.Mutter.DebugControl.xml             |  1 +
 src/core/meta-debug-control-private.h             |  2 ++
 src/core/meta-debug-control.c                     | 15 +++++++++++++++
 3 files changed, 18 insertions(+)

diff --git a/data/dbus-interfaces/org.gnome.Mutter.DebugControl.xml b/data/dbus-interfaces/org.gnome.Mutter.DebugControl.xml
index 326ed3ad4..d7420cdff 100644
--- a/data/dbus-interfaces/org.gnome.Mutter.DebugControl.xml
+++ b/data/dbus-interfaces/org.gnome.Mutter.DebugControl.xml
@@ -9,6 +9,7 @@
     <property name="EnableHDR" type="b" access="readwrite" />
     <property name="ForceLinearBlending" type="b" access="readwrite" />
     <property name="LuminancePercentage" type="u" access="readwrite" />
+    <property name="SessionManagementProtocol" type="b" access="readwrite" />
 
   </interface>
 
diff --git a/src/core/meta-debug-control-private.h b/src/core/meta-debug-control-private.h
index 956397701..052b69fd4 100644
--- a/src/core/meta-debug-control-private.h
+++ b/src/core/meta-debug-control-private.h
@@ -27,3 +27,5 @@ gboolean meta_debug_control_is_linear_blending_forced (MetaDebugControl *debug_c
 gboolean meta_debug_control_is_hdr_enabled (MetaDebugControl *debug_control);
 
 unsigned int meta_debug_control_get_luminance_percentage (MetaDebugControl *debug_control);
+
+gboolean meta_debug_control_is_session_management_protocol_enabled (MetaDebugControl *debug_control);
diff --git a/src/core/meta-debug-control.c b/src/core/meta-debug-control.c
index 8ed806693..abf2d179d 100644
--- a/src/core/meta-debug-control.c
+++ b/src/core/meta-debug-control.c
@@ -169,6 +169,7 @@ meta_debug_control_init (MetaDebugControl *debug_control)
   MetaDBusDebugControl *dbus_debug_control =
     META_DBUS_DEBUG_CONTROL (debug_control);
   gboolean enable_hdr, force_linear_blending, color_management_protocol;
+  gboolean session_management_protocol;
 
   color_management_protocol =
     g_strcmp0 (getenv ("MUTTER_DEBUG_COLOR_MANAGEMENT_PROTOCOL"), "1") == 0;
@@ -184,6 +185,11 @@ meta_debug_control_init (MetaDebugControl *debug_control)
                                                      force_linear_blending);
 
   meta_dbus_debug_control_set_luminance_percentage (dbus_debug_control, 100);
+
+  session_management_protocol =
+    g_strcmp0 (getenv ("MUTTER_DEBUG_SESSION_MANAGEMENT_PROTOCOL"), "1") == 0;
+  meta_dbus_debug_control_set_session_management_protocol (dbus_debug_control,
+                                                           session_management_protocol);
 }
 
 gboolean
@@ -222,6 +228,15 @@ meta_debug_control_get_luminance_percentage (MetaDebugControl *debug_control)
   return meta_dbus_debug_control_get_luminance_percentage (dbus_debug_control);
 }
 
+gboolean
+meta_debug_control_is_session_management_protocol_enabled (MetaDebugControl *debug_control)
+{
+  MetaDBusDebugControl *dbus_debug_control =
+    META_DBUS_DEBUG_CONTROL (debug_control);
+
+  return meta_dbus_debug_control_get_session_management_protocol (dbus_debug_control);
+}
+
 void
 meta_debug_control_set_exported (MetaDebugControl *debug_control,
                                  gboolean          exported)