73 lines
1.8 KiB
Text
73 lines
1.8 KiB
Text
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/* $NetBSD: scanner.l,v 1.1.1.1 2009/10/26 00:29:10 christos Exp $ */
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/*
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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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%{
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#include "config.h"
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#include <fstream>
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%}
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%option 8bit outfile="scanner.cpp" prefix="test"
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%option nounput nomain
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%option warn c++
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%%
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. { }
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%%
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#define MAX_FILES 10
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char *files[MAX_FILES] = { 0 };
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int filecounter = 0;
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int testFlexLexer::yywrap()
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{
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if (filecounter-- > 0) {
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std::cout << "NOW WRAPPING TO READ " << files[filecounter] << std::endl;
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std::ifstream *ifs = new std::ifstream(files[filecounter]);
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switch_streams(ifs);
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return 0;
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}
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return 1;
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}
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int
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main (int argc, char *argv[])
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{
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for (int i = 1; i < argc && i <= MAX_FILES; i++) {
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files[i-1] = argv[i];
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filecounter++;
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}
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testFlexLexer* f = new testFlexLexer;
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f->yywrap();
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f->yylex();
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std::cout << "TEST RETURNING OK." << std::endl;
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return 0;
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}
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