notmuch-restore: check for extra arguments.

[notmuch] / notmuch-restore.c

diff --git a/notmuch-restore.c b/notmuch-restore.c
index 75bc09a68629da667fb8e3a62257ba028c6fc431..ff1ebab10d758b963a4774f91e89a43c6be3c50f 100644 (file)
--- a/notmuch-restore.c
+++ b/notmuch-restore.c
@@ -77,6 +77,13 @@ notmuch_restore_command (unused (void *ctx), int argc, char *argv[])
        optind++;
     }
 
+    if (optind < argc) {
+       fprintf (stderr,
+        "Cannot read dump from more than one file: %s\n",
+                argv[optind]);
+       return 1;
+    }
+
     /* Dump output is one line per message. We match a sequence of
      * non-space characters for the message-id, then one or more
      * spaces, then a list of space-separated tags as a sequence of