51 lines
1.5 KiB
Text
51 lines
1.5 KiB
Text
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/* $NetBSD: scanner-2.l,v 1.1.1.1 2009/10/26 00:29:21 christos Exp $ */
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// This file is part of flex.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions
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// are met:
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//
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// 1. Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// 2. Redistributions in binary form must reproduce the above copyright
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// notice, this list of conditions and the following disclaimer in the
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// documentation and/or other materials provided with the distribution.
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//
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// Neither the name of the University nor the names of its contributors
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// may be used to endorse or promote products derived from this software
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// without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
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// IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
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// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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// PURPOSE.
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%{
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#include "config.h"
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%}
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%option 8bit outfile="scanner-2.cpp" prefix="S2_"
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%option nounput nomain
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%option warn stack noyy_top_state
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%x OFF
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%x ON
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%%
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<INITIAL>{
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on yy_push_state(ON); return 3;
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off yy_push_state(OFF); return 4;
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.|\n return 5;
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}
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<ON>.|\n yy_pop_state(); return 6;
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<OFF>.|\n yy_pop_state(); return 7;
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%%
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int S2_FlexLexer::yywrap()
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{
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std::cout << "NOW WRAPPING." << std::endl;
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return 1;
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}
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