Upgrade bundled readline to version 5.0.

cmd-line-utils/readline/savestring.c

@@ -0,0 +1,37 @@
+/* savestring.c  */
+
+/* Copyright (C) 1998,2003 Free Software Foundation, Inc.
+
+   This file is part of the GNU Readline Library, a library for
+   reading lines of text with interactive input and history editing.
+
+   The GNU Readline Library is free software; you can redistribute it
+   and/or modify it under the terms of the GNU General Public License
+   as published by the Free Software Foundation; either version 2, or
+   (at your option) any later version.
+
+   The GNU Readline Library is distributed in the hope that it will be
+   useful, but WITHOUT ANY WARRANTY; without even the implied warranty
+   of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   The GNU General Public License is often shipped with GNU software, and
+   is generally kept in a file called COPYING or LICENSE.  If you do not
+   have a copy of the license, write to the Free Software Foundation,
+   59 Temple Place, Suite 330, Boston, MA 02111 USA. */
+#define READLINE_LIBRARY
+
+#include <config.h>
+#ifdef HAVE_STRING_H
+#  include <string.h>
+#endif
+#include "xmalloc.h"
+
+/* Backwards compatibility, now that savestring has been removed from
+   all `public' readline header files. */
+char *
+savestring (s)
+     const char *s;
+{
+  return ((char *)strcpy ((char *)xmalloc (1 + strlen (s)), (s)));
+}