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/*
* @LANG: c
*/
#include <stdio.h>
#include <string.h>
int num = 0;
struct test
{
int cs, top, stack[32];
};
%%{
machine test;
access fsm->;
action check_num {
if ( num & 1 )
fcall *fentry(odd);
else
fcall even;
}
# Test call and return functionality.
even := 'even' any @{fhold; fret;};
odd := 'odd' any @{fhold; fret;};
num = [0-9]+ ${ num = num * 10 + (fc - '0'); };
even_odd = num ' ' @check_num "\n";
# Test calls in out actions.
fail := !(any*);
out_acts = 'OA ok\n' |
'OA error1\n' |
'OA error2\n';
main := even_odd | out_acts;
}%%
%% write data;
void test_init( struct test *fsm )
{
num = 0;
%% write init;
}
void test_execute( struct test *fsm, const char *data, int len )
{
const char *p = data;
const char *pe = data+len;
%% write exec;
}
int test_finish( struct test *fsm )
{
%% write eof;
if ( fsm->cs == test_error )
return -1;
if ( fsm->cs >= test_first_final )
return 1;
return 0;
}
#define BUFSIZE 1024
void test( char *buf )
{
struct test test;
test_init( &test );
test_execute( &test, buf, strlen(buf) );
if ( test_finish( &test ) > 0 )
printf( "ACCEPT\n" );
else
printf( "FAIL\n" );
}
int main()
{
test( "78 even\n" );
test( "89 odd\n" );
test( "1 even\n" );
test( "0 odd\n" );
test( "OA ok\n" );
test( "OA error1\n" );
test( "OA error2\n" );
return 0;
}
#ifdef _____OUTPUT_____
ACCEPT
ACCEPT
FAIL
FAIL
ACCEPT
ACCEPT
ACCEPT
#endif
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