1/*	$NetBSD: scanner.l,v 1.1.1.1 2009/10/26 00:29:16 christos Exp $	*/
2
3/*
4 * This file is part of flex.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 *
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 *
16 * Neither the name of the University nor the names of its contributors
17 * may be used to endorse or promote products derived from this software
18 * without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
21 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
22 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
23 * PURPOSE.
24 */
25
26%{
27/* The scanner expects to link to bison yylval . */
28#include <stdio.h>
29#include <stdlib.h>
30#include "parser.h"
31#include "config.h"
32static char* STRDUP(char* s1);
33#define YY_EXTRA_TYPE int
34%}
35
36%option 8bit outfile="scanner.c" prefix="test"
37%option reentrant bison-bridge bison-locations yylineno
38%option nomain nounput noyy_top_state noyywrap nodefault warn
39%option prefix="test" header="scanner.h"
40
41
42%%
43
44    if ( !yyextra)
45        yyextra = 1;
46
47^[[:digit:]]+  {
48        yylval->lineno = yyextra++;
49        yylloc->first_line = (int)strtol(yytext,NULL,10);
50        return LINENO;
51    }
52":"  { return COLON; }
53" "  { return SPACE; }
54"="  { return EQUAL; }
55[[:alnum:]_]+ {  yylval->str = STRDUP(yytext); return IDENT;}
56
57\r|\n { }
58.     { yyterminate();}
59%%
60
61
62static char* STRDUP(char* s1)
63{
64    char* s2 = (char*)malloc(strlen(s1)+1);
65    sprintf(s2,"%s",s1);
66    return s2;
67}
68