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[bpt/emacs.git] / lib-src / etags.c

/* Tags file maker to go with GNU Emacs           -*- coding: latin-1 -*-

Copyright (C) 1984 The Regents of the University of California

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
1. Redistributions of source code must retain the above copyright
   notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
   notice, this list of conditions and the following disclaimer in the
   documentation and/or other materials provided with the
   distribution.
3. Neither the name of the University nor the names of its
   contributors may be used to endorse or promote products derived
   from this software without specific prior written permission.

THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``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 REGENTS OR CONTRIBUTORS
BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.


Copyright (C) 1984, 1987, 1988, 1989, 1993, 1994, 1995, 1998, 1999,
  2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007
  Free Software Foundation, Inc.

This file is not considered part of GNU Emacs.

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
the Free Software Foundation; either version 3, or (at your option)
any later version.

This program 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.

You should have received a copy of the GNU General Public License
along with this program; see the file COPYING.  If not, write to the
Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA. */


/* NB To comply with the above BSD license, copyright information is
reproduced in etc/ETAGS.README.  That file should be updated when the
above notices are.

To the best of our knowledge, this code was originally based on the
ctags.c distributed with BSD4.2, which was copyrighted by the
University of California, as described above. */


/*
 * Authors:
 * 1983	Ctags originally by Ken Arnold.
 * 1984	Fortran added by Jim Kleckner.
 * 1984	Ed Pelegri-Llopart added C typedefs.
 * 1985	Emacs TAGS format by Richard Stallman.
 * 1989	Sam Kendall added C++.
 * 1992 Joseph B. Wells improved C and C++ parsing.