97 lines
3.8 KiB
Text
97 lines
3.8 KiB
Text
/* $NetBSD: scanner.l,v 1.1.1.1 2009/10/26 00:29:11 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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/* A template scanner file to build "scanner.c". */
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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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/*#include "parser.h" */
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#define err_abort() do{printf("ERROR: flex line %d. input line %d.\n", __LINE__, yylineno); abort();} while(0)
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#define a_ok() do{printf("OK: flex line %d. input line %d.\n", __LINE__, yylineno); return 1;}while(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
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%%
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^"^alpha:"[[:^alpha:]]+@alpha@\n printf("OK: %s", yytext); ++yylineno; return 1;
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^"^digit:"[[:^digit:]]+@digit@\n printf("OK: %s", yytext); ++yylineno; return 1;
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^"^alnum:"[[:^alnum:]]+@alnum@\n printf("OK: %s", yytext); ++yylineno; return 1;
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^"^upper:"[[:^upper:]]+@upper@\n printf("OK: %s", yytext); ++yylineno; return 1;
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^"^lower:"[[:^lower:]]+@lower@\n printf("OK: %s", yytext); ++yylineno; return 1;
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^"^space:"[[:^space:]]+@space@\n printf("OK: %s", yytext); ++yylineno; return 1;
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^"^blank:"[[:^blank:]]+@blank@\n printf("OK: %s", yytext); ++yylineno; return 1;
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^"^punct:"[[:^punct:]]+@punct@\n printf("OK: %s", yytext); ++yylineno; return 1;
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^"^cntrl:"[[:^cntrl:]]+@cntrl@\n printf("OK: %s", yytext); ++yylineno; return 1;
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^"^xdigit:"[[:^xdigit:]]+@xdigit@\n printf("OK: %s", yytext); ++yylineno; return 1;
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^"a-d:"[[:alpha:]]{-}[[:digit:]]+@a-d@\n printf("OK: %s", yytext); ++yylineno; return 1;
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^"l-xyz:"([[:lower:]]{-}[xyz])+@l-xyz@\n printf("OK: %s", yytext); ++yylineno; return 1;
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^"abcd-bc:"([abcd]{-}[bc])+@abcd-bc@\n printf("OK: %s", yytext); ++yylineno; return 1;
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^"abcde-b-c:"([abcde]{-}[b]{-}[c])+@abcde-b-c@\n printf("OK: %s", yytext); ++yylineno; return 1;
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^"^XY-^XYZ:"([^XY]{-}[^XYZ])+@^XY-^XYZ@\n printf("OK: %s", yytext); ++yylineno; return 1;
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^"a+d:"([[:alpha:]]{+}[[:digit:]])+"@a+d@"\n a_ok();
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^"a-u+Q:"([[:alpha:]]{-}[[:upper:]]{+}[Q])+"@a-u+Q@"\n a_ok();
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^"ia:"(?i:a)+@ia@\n printf("OK: %s", yytext); ++yylineno; return 1;
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^"iabc:"(?i:abc)+@iabc@\n printf("OK: %s", yytext); ++yylineno; return 1;
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^"ia-c:"(?i:[a-c]+)@ia-c@\n printf("OK: %s", yytext); ++yylineno; return 1;
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/* We don't want this one to match. */
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^"check-a:"(?i:(?-i:A))@\n err_abort();
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^"check-a:"(?i:(?-i:(?i:A)))@\n printf("OK: %s", yytext); ++yylineno; return 1;
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/* We don't want this one to match. */
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^"dot-all-1:"(?-s:XXX.*)@dot-all-1@\n err_abort();
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^"dot-all-1:"(?s:XXX.*)@dot-all-1@\n a_ok();
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^"x1:"(?x: a | b )+@x1@\n a_ok();
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^"x2:"(?x: a |
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(?# Comment )
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b
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)+@x2@\n a_ok();
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.|\n { err_abort(); }
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%%
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int main(void);
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int
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main ()
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{
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yyin = stdin;
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yyout = stdout;
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while (yylex())
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;
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printf("TEST RETURNING OK.\n");
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return 0;
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}
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