/* $NetBSD: scanner.l,v 1.1.1.1 2009/10/26 00:29:10 christos Exp $ */ /* * This file is part of flex. * * 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. * * 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 ``AS IS'' AND WITHOUT ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE. */ %{ #include "config.h" #include %} %option 8bit outfile="scanner.cpp" prefix="test" %option nounput nomain %option warn c++ %% . { } %% #define MAX_FILES 10 char *files[MAX_FILES] = { 0 }; int filecounter = 0; int testFlexLexer::yywrap() { if (filecounter-- > 0) { std::cout << "NOW WRAPPING TO READ " << files[filecounter] << std::endl; std::ifstream *ifs = new std::ifstream(files[filecounter]); switch_streams(ifs); return 0; } return 1; } int main (int argc, char *argv[]) { for (int i = 1; i < argc && i <= MAX_FILES; i++) { files[i-1] = argv[i]; filecounter++; } testFlexLexer* f = new testFlexLexer; f->yywrap(); f->yylex(); std::cout << "TEST RETURNING OK." << std::endl; return 0; }