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/*
* 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.
*/
%{
/* The scanner expects to link to bison yylval . */
#include <stdio.h>
#include <stdlib.h>
#include "bison_yylloc_parser.h"
#include "config.h"
static char* STRDUP(char* s1);
#define YY_EXTRA_TYPE int
%}
%option 8bit prefix="test"
%option reentrant bison-bridge bison-locations yylineno
%option header="bison_yylloc_scanner.h"
%option nomain nounput noyy_top_state noyywrap nodefault noinput warn
%%
if ( !yyextra)
yyextra = 1;
^[[:digit:]]+ {
yylval->lineno = yyextra++;
yylloc->first_line = (int)strtol(yytext,NULL,10);
return LINENO;
}
":" { return COLON; }
" " { return SPACE; }
"=" { return EQUAL; }
[[:alnum:]_]+ { yylval->str = STRDUP(yytext); return IDENT;}
\r|\n { }
. { yyterminate();}
%%
static char* STRDUP(char* s1)
{
char* s2 = malloc(strlen(s1)+1);
sprintf(s2,"%s",s1);
return s2;
}
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