Re: fix the sscanf usage in etags

[Masatake YAMATO <jet@gyve.org>]

This is the file what I got trouble without my patch.

boost_1_33_1/libs/wave/test/testwave/testfiles/t_6_062.cpp:
/*=============================================================================
    Boost.Wave: A Standard compliant C++ preprocessor library
    http://www.boost.org/

    Copyright (c) 2001-2005 Hartmut Kaiser. Distributed under the Boost
    Software License, Version 1.0. (See accompanying file
    LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)

    The tests included in this file were initially taken from the mcpp V2.5
    preprocessor validation suite and were modified to fit into the Boost.Wave 
    unit test requirements.
    The original files of the mcpp preprocessor are distributed under the 
    license reproduced at the end of this file.
=============================================================================*/

// Tests error reporting: #line error.

// 7.4: string literal in #line directive shall be a character string
//      literal.
//E t_6_062.cpp(21): warning: ill formed #line directive: 123 L"wide"
#line 123 L"wide"

/*-
 * Copyright (c) 1998, 2002-2005 Kiyoshi Matsui <kmatsui@t3.rim.or.jp>
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
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 *    notice, this list of conditions and the following disclaimer.
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 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE
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 */