forked from Mirror/frr
36 lines
1 KiB
Plaintext
36 lines
1 KiB
Plaintext
|
%{
|
||
|
|
#include <string.h>
|
||
|
|
#include <stdlib.h>
|
||
|
|
|
||
|
|
#include "command.tab.h"
|
||
|
|
%}
|
||
|
|
|
||
|
|
WORD [a-z][-_a-z0-9]+
|
||
|
|
IPV4 A\.B\.C\.D
|
||
|
|
IPV4_PREFIX A\.B\.C\.D\/M
|
||
|
|
IPV6 X:X::X:X
|
||
|
|
IPV6_PREFIX X:X::X:X\/M
|
||
|
|
VARIABLE [A-Z][A-Z_]+
|
||
|
|
NUMBER [0-9]{1,20}
|
||
|
|
RANGE \({NUMBER}\-{NUMBER}\)
|
||
|
|
|
||
|
|
/* yytext shall be a pointer */
|
||
|
|
%pointer
|
||
|
|
%option noyywrap
|
||
|
|
|
||
|
|
%%
|
||
|
|
"<" return '<';
|
||
|
|
">" return '>';
|
||
|
|
|
||
|
|
[ /t] /* ignore whitespace */;
|
||
|
|
{WORD} {yylval.string = strdup(yytext); return WORD;}
|
||
|
|
{IPV4} {yylval.string = strdup(yytext); return IPV4;}
|
||
|
|
{IPV4_PREFIX} {yylval.string = strdup(yytext); return IPV4_PREFIX;}
|
||
|
|
{IPV6} {yylval.string = strdup(yytext); return IPV6;}
|
||
|
|
{IPV6_PREFIX} {yylval.string = strdup(yytext); return IPV6_PREFIX;}
|
||
|
|
{VARIABLE} {yylval.string = strdup(yytext); return VARIABLE;}
|
||
|
|
{NUMBER} {yylval.integer = atoi(yytext); return NUMBER;}
|
||
|
|
{RANGE} {yylval.string = strdup(yytext); return RANGE;}
|
||
|
|
. {return yytext[0];}
|
||
|
|
%%
|