(parse_options): Use XARGCASEMATCH in place of argmatch.

diff --git a/src/tail.c b/src/tail.c
index fe90e36..e5e4e85 100644 (file)
--- a/src/tail.c
+++ b/src/tail.c
@@ -1,5 +1,5 @@
 /* tail -- output the last part of file(s)
-   Copyright (C) 89, 90, 91, 95, 96, 1997, 1998 Free Software Foundation, Inc.
+   Copyright (C) 89, 90, 91, 95, 96, 1997, 1998, 1999 Free Software Foundation, Inc.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -1240,18 +1240,11 @@ parse_options (int argc, char **argv,
 
        case 'f':
          forever = 1;
-         if (optarg == NULL)
-           follow_mode = DEFAULT_FOLLOW_MODE;
-         else
-           {
-             int i = argmatch (optarg, follow_mode_string);
-             if (i < 0)
-               {
-                 invalid_arg (_("follow mode"), optarg, i);
-                 usage (1);
-               }
-             follow_mode = follow_mode_map[i];
-           }
+         follow_mode = (optarg == NULL
+                        ? DEFAULT_FOLLOW_MODE
+                        : XARGCASEMATCH ("--follow", optarg,
+                                         follow_mode_string,
+                                         follow_mode_map));
          break;
 
        case CHAR_MAX + 1: