[PATCH] Tiny command line fix

[Vincent Pelletier <subdino2004@yahoo.fr>]

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Here is a patch that fixes "backspace" ('\b') acting as "delete"
(ctrl-d) when at beginning of line.

2005-07-03  Vincent Pelletier  <subdino2004@yahoo.fr>

    * normal/comandline.c
      (grub_cmdline_get): Don't fallback on ctrl-d when backspace is
      pressed at beginning of line.
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Index: normal/cmdline.c
===================================================================
RCS file: /cvsroot/grub/grub2/normal/cmdline.c,v
retrieving revision 1.14
diff -u -p -r1.14 cmdline.c
--- normal/cmdline.c	8 Mar 2005 01:01:06 -0000	1.14
+++ normal/cmdline.c	3 Jul 2005 09:31:59 -0000
@@ -717,6 +717,8 @@ grub_cmdline_get (const char *prompt, ch
 	      lpos--;
 	      cl_set_pos ();
 	    }
+          else
+            break;
 	  /* fall through */
 	  
 	case 4:	/* Ctrl-d */