Add configuration for GNOME

.local/bin/import-gnome-extension-schemas

@@ -0,0 +1,34 @@
+#!/bin/sh
+
+# Make the `GSettings` schemas of all user-installed GNOME Shell extensions
+# visible to a plain `gsettings`, by symlinking the *.gschema.xml files
+# into the user schema directory and compiling them
+#
+# Idempotent: Re-running refreshes the links, prunes dangling ones
+#             (e.g., from removed extensions), and recompiles
+
+set -eu
+
+
+XDG_DATA_HOME="${XDG_DATA_HOME:-$HOME/.local/share}"
+
+EXTENSIONS_DIR="$XDG_DATA_HOME/gnome-shell/extensions"
+SCHEMAS_DIR="$XDG_DATA_HOME/glib-2.0/schemas"
+
+
+mkdir -p "$SCHEMAS_DIR"
+
+
+# Prune symlinks whose target no longer exists
+find "$SCHEMAS_DIR" -maxdepth 1 -type l ! -exec test -e {} \; -exec rm -v -- {} \;
+
+
+# Link every schema shipped by an extension
+for xml in "$EXTENSIONS_DIR"/*/schemas/*.gschema.xml; do
+    [ -e "$xml" ] || continue  # because the glob does not expand if empty
+    echo "  $(basename "$xml")"
+    ln -sf -- "$xml" "$SCHEMAS_DIR/"
+done
+
+
+glib-compile-schemas "$SCHEMAS_DIR"