1 /* 2 * This file is part of flex. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * Neither the name of the University nor the names of its contributors 15 * may be used to endorse or promote products derived from this software 16 * without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR 19 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED 20 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 21 * PURPOSE. 22 */ 23 24 %{ 25 /* This test is for correctness of extended (?...) patterns. */ 26 27 #include <stdio.h> 28 #include <stdlib.h> 29 #include "config.h" 30 31 %} 32 33 %option 8bit prefix="test" 34 %option nounput nomain noyywrap noinput 35 %option warn 36 37 38 %% 39 40 /* Output should match the input. */ 41 42 abc(?# Single Line Comment )def ECHO; 43 ghi(?# 44 multi-line 45 comment 46 )jkl ECHO; 47 48 mno(?# 49 multi-line // 50 comment with ## 51 ~~!@#$ %^&*(@-_+=\|,.<>/ ?: ; 52 punctuation 53 )pqr ECHO; 54 (?# Start of a rule.)stu ECHO; 55 vwxyz(?#End of a rule.) ECHO; 56 A(?x: B 57 /* comment */ 58 C D) ECHO; 59 60 \n ECHO; 61 %% 62 63 int main(void); 64 65 int 66 main (void) 67 { 68 yyin = stdin; 69 yyout = stdout; 70 yylex(); 71 //printf("TEST RETURNING OK.\n"); 72 return 0; 73 } 74