82 lines
2.1 KiB
Text
82 lines
2.1 KiB
Text
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/* $NetBSD: scanner.l,v 1.1.1.1 2009/10/26 00:29:21 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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/* The goal of this test is to verify that we are getting the counter-intuitive
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* posix behavior of the repeat operator `{}'.
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*
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* ab{3} - In traditional flex, this matches "abbb".
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* In posix, this matches "ababab".
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include "config.h"
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#define NUM_TESTS 1
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char * tests[NUM_TESTS] = { "ababab"};
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int main(void);
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int tests_ok[NUM_TESTS] = { 0 };
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%}
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%option 8bit outfile="scanner.c" prefix="test"
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%option nounput nomain noyywrap
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%option warn posix-compat
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%%
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ab{3} tests_ok[0] = 1; return 0;
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.|\n return 0;
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%%
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int main ()
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{
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YY_BUFFER_STATE state;
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int i;
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yyin = stdin;
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yyout = stdout;
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/* Run the tests */
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for (i=0; i < NUM_TESTS; i++){
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printf("Testing: yy_scan_string(%s): ", tests[i]);
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state = yy_scan_string(tests[i]);
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yylex();
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yy_delete_buffer(state);
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printf("... %s\n", tests_ok[i] ? "OK" : "FAILED");
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}
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for (i=0; i < NUM_TESTS; i++)
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if (!tests_ok[i])
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exit(1);
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printf("TEST RETURNING OK.\n");
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return 0;
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}
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