st/theme-context: Warn instead of crashing on unsupported accent colors

For example, Ubuntu's "brown". This is patched into gnome-shell for Ubuntu
but if you forget the patch then it's not worthy of a crash. Just pick a
colour and issue a warning.

Part-of: <https://gitlab.gnome.org/GNOME/gnome-shell/-/merge_requests/3892>

diff --git a/src/st/st-theme-context.c b/src/st/st-theme-context.c
index 5b066d2696162a42ebd0562e811aaf9737daaa40..8007c38441b342d76ac98d92e25d13eeb8f1a3d2 100644 (file)
--- a/src/st/st-theme-context.c
+++ b/src/st/st-theme-context.c
@@ -290,7 +290,9 @@ update_accent_colors (StThemeContext *context)
       break;
 
     default:
-      g_assert_not_reached ();
+      g_warning ("Unsupported accent color: %d", accent_color);
+      cogl_color_from_string (&context->accent_color, ACCENT_COLOR_BLUE);
+      break;
     }
 
   cogl_color_from_string (&context->accent_fg_color, ACCENT_FG_COLOR);