+ if (is_mbox) {
+ if (!g_mime_parser_eos (parser)) {
+ /* This is a multi-message mbox. */
+ ret = NOTMUCH_STATUS_FILE_NOT_EMAIL;
+ goto DONE;
+ }
+ /* For historical reasons, we support single-message mboxes,
+ * but this behavior is likely to change in the future, so
+ * warn. */
+ if (!mbox_warning) {
+ mbox_warning = true;
+ fprintf (stderr, "\
+Warning: %s is an mbox containing a single message,\n\
+likely caused by misconfigured mail delivery. Support for single-message\n\
+mboxes is deprecated and may be removed in the future.\n", filename);
+ }
+ }
+