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/*
* @LANG: c
*/
#include <stdio.h>
#include <string.h>
struct min
{
int cs;
};
%%{
machine min;
variable curstate fsm->cs;
action a_or_b { printf("a or b\n"); }
main := (
( 'a' . [ab]* @a_or_b ) |
( 'b' . [ab]* @a_or_b )
) . '\n';
}%%
%% write data;
void min_init( struct min *fsm )
{
%% write init;
}
void min_execute( struct min *fsm, const char *_data, int _len )
{
const char *p = _data;
const char *pe = _data+_len;
%% write exec;
}
int min_finish( struct min *fsm )
{
%% write eof;
if ( fsm->cs == min_error )
return -1;
if ( fsm->cs >= min_first_final )
return 1;
return 0;
}
struct min fsm;
void test( char *buf )
{
int len = strlen( buf );
min_init( &fsm );
min_execute( &fsm, buf, len );
if ( min_finish( &fsm ) > 0 )
printf("ACCEPT\n");
else
printf("FAIL\n");
}
int main()
{
test( "aaaaaa\n" );
test( "a\n" );
test( "abc\n" );
return 0;
}
#ifdef _____OUTPUT_____
a or b
a or b
a or b
a or b
a or b
ACCEPT
ACCEPT
a or b
FAIL
#endif
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