Merge pull request #83245 from worldofpeace/qgnomeplatform-patch

qgnomeplatform: hardcode gsettings schemas

pkgs/development/libraries/qgnomeplatform/default.nix

@@ -1,4 +1,16 @@
-{ mkDerivation, lib, fetchFromGitHub, pkgconfig, gtk3, qtbase, qmake, qtx11extras, pantheon }:
+{ mkDerivation
+, lib
+, fetchFromGitHub
+, pkgconfig
+, gtk3
+, glib
+, qtbase
+, qmake
+, qtx11extras
+, pantheon
+, substituteAll
+, gsettings-desktop-schemas
+}:
 
 mkDerivation rec {
   pname = "qgnomeplatform";
@@ -11,12 +23,21 @@ mkDerivation rec {
     sha256 = "0fb1mzs6sx76bl7f0z2xhc0jq6y1c55jrw1v3na8577is6g5ji0a";
   };
 
+  patches = [
+    # Hardcode GSettings schema path to avoid crashes from missing schemas
+    (substituteAll {
+      src = ./hardcode-gsettings.patch;
+      gds_gsettings_path = glib.getSchemaPath gsettings-desktop-schemas;
+    })
+  ];
+
   nativeBuildInputs = [
     pkgconfig
     qmake
   ];
 
   buildInputs = [
+    glib
     gtk3
     qtbase
     qtx11extras

pkgs/development/libraries/qgnomeplatform/hardcode-gsettings.patch

@@ -0,0 +1,24 @@
+diff --git a/common/gnomehintssettings.cpp b/common/gnomehintssettings.cpp
+index 9860e57..40fa6ec 100644
+--- a/common/gnomehintssettings.cpp
++++ b/common/gnomehintssettings.cpp
+@@ -80,9 +80,17 @@ void gtkMessageHandler(const gchar *log_domain,
+ GnomeHintsSettings::GnomeHintsSettings()
+     : QObject(0)
+     , m_usePortal(checkUsePortalSupport())
+-    , m_gnomeDesktopSettings(g_settings_new("org.gnome.desktop.wm.preferences"))
+-    , m_settings(g_settings_new("org.gnome.desktop.interface"))
+ {
++    g_autoptr(GSettingsSchemaSource) schemaSource = nullptr;
++    g_autoptr(GSettingsSchema) gnomeDesktopSchema = nullptr;
++    g_autoptr(GSettingsSchema) settingsSchema = nullptr;
++
++    schemaSource = g_settings_schema_source_new_from_directory("@gds_gsettings_path@", g_settings_schema_source_get_default(), true, nullptr);
++    gnomeDesktopSchema = g_settings_schema_source_lookup(schemaSource, "org.gnome.desktop.wm.preferences", false);
++    m_gnomeDesktopSettings = g_settings_new_full(gnomeDesktopSchema, nullptr, nullptr);
++    settingsSchema = g_settings_schema_source_lookup(schemaSource, "org.gnome.desktop.interface", false);
++    m_settings = g_settings_new_full(settingsSchema, nullptr, nullptr);
++
+     gtk_init(nullptr, nullptr);
+ 
+     // Set log handler to suppress false GtkDialog warnings