From: Paul Eggert <eggert@cs.ucla.edu>
Date: Tue, 31 Jan 2006 01:39:10 +0000 (+0000)
Subject: (parse_options): Use a better diagnostic when someone uses a trailing
X-Git-Tag: v6.0~814
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4b4cc17d42c501da24bba695c01794de555ae9dd;p=thirdparty%2Fcoreutils.git

(parse_options): Use a better diagnostic when someone uses a trailing
numeric option in an invalid way.
---

diff --git a/src/tail.c b/src/tail.c
index 1bfe4bb306..1718a77297 100644
--- a/src/tail.c
+++ b/src/tail.c
@@ -1455,7 +1455,8 @@ parse_options (int argc, char **argv,
 {
   int c;
 
-  while ((c = getopt_long (argc, argv, "c:n:fFqs:v", long_options, NULL))
+  while ((c = getopt_long (argc, argv, "c:n:fFqs:v0123456789",
+			   long_options, NULL))
 	 != -1)
     {
       switch (c)
@@ -1553,6 +1554,11 @@ parse_options (int argc, char **argv,
 
 	case_GETOPT_VERSION_CHAR (PROGRAM_NAME, AUTHORS);
 
+	case '0': case '1': case '2': case '3': case '4':
+	case '5': case '6': case '7': case '8': case '9':
+	  error (EXIT_FAILURE, 0,
+		 _("option used in invalid context -- %c"), c);
+
 	default:
 	  usage (EXIT_FAILURE);
 	}