From: Roland McGrath <roland@gnu.org>
Date: Thu, 13 May 1993 03:00:51 +0000 (+0000)
Subject: (main): Don't require that there be input files if -i switches were given.
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(main): Don't require that there be input files if -i switches were given.
---

diff --git a/lib-src/etags.c b/lib-src/etags.c
index 95e23589393..e3584f8dcea 100644
--- a/lib-src/etags.c
+++ b/lib-src/etags.c
@@ -658,12 +658,12 @@ main (argc, argv)
 	}
     }
 
-  if (optind == argc)
+  if (optind == argc && nincluded_files == 0)
     {
       fprintf (stderr, "%s: No input files specified.\n", progname);
 
     usage:
-      fprintf (stderr, "%s: Try '%s --help' for a complete list of options.\n",
+      fprintf (stderr, "%s: Try `%s --help' for a complete list of options.\n",
 	       progname, progname);
       exit (BAD);
     }