[gtk/pango2] Compare family names case-insensitively

[Matthias Clasen <matthiasc src gnome org>]

commit dd4c940ece3d8c2135edfc8ddd2445d1bc100808
Author: Matthias Clasen <mclasen redhat com>
Date:   Sun Jun 19 09:55:33 2022 -0700

    Compare family names case-insensitively

 demos/gtk-demo/pickers.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)
---
diff --git a/demos/gtk-demo/pickers.c b/demos/gtk-demo/pickers.c
index 866dbcb24a..0ba6baa886 100644
--- a/demos/gtk-demo/pickers.c
+++ b/demos/gtk-demo/pickers.c
@@ -28,7 +28,13 @@ filter_font_cb (const PangoFontFamily *family,
 
   family_name = pango_font_family_get_name ((PangoFontFamily *)family);
 
-  return g_strv_contains (alias_families, family_name);
+  for (int i = 0; alias_families[i]; i++)
+    {
+      if (g_ascii_strcasecmp (alias_families[i], family_name) == 0)
+        return TRUE;
+    }
+
+  return FALSE;
 }
 
 #define COLOR(r,g,b) { r/255., g/255., b/255., 1.0 }