| /* |
| * 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 "parser.h" |
| #include "config.h" |
| static char* STRDUP(char* s1); |
| #define YY_EXTRA_TYPE int |
| %} |
| |
| %option 8bit outfile="scanner.c" prefix="test" |
| %option bison-locations yylineno |
| %option nomain nounput noyy_top_state noyywrap nodefault warn |
| %option prefix="test" header="scanner.h" yylineno |
| |
| |
| %% |
| |
| ^[[:digit:]]+ { |
| yylval->lineno = yylineno; |
| 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 = (char*)malloc(strlen(s1)+1); |
| sprintf(s2,"%s",s1); |
| return s2; |
| } |