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|
#include <stddef.h>
#include <stdint.h>
#include <stdlib.h>
#include <stdbool.h>
#include <string.h>
#include <stdio.h>
const char s[4096];
struct nfa_stack
{
void *data;
unsigned long sz;
};
struct nfa_bp_rec
{
long state;
const char *p;
long popTrans;
long q_2;
};
static const char _genrep_key_offsets [] = { 0, 0, 1, 2, 3, 4, 5, 5, 6, 6, 6, 7, 8, 9, 10, 11, 11, 0 , };
static const unsigned char _genrep_trans_keys [] = { 104u, 101u, 108u, 108u, 111u, 32u, 116u, 104u, 101u, 114u, 101u, 0u, };
static const char _genrep_single_lengths [] = { 0, 1, 1, 1, 1, 1, 0, 1, 0, 0, 1, 1, 1, 1, 1, 0, 0, 0 , };
static const char _genrep_range_lengths [] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 , };
static const char _genrep_index_offsets [] = { 0, 0, 2, 4, 6, 8, 10, 11, 13, 14, 15, 17, 19, 21, 23, 25, 26, 0 , };
static const char _genrep_trans_cond_spaces [] = { -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 0 , };
static const char _genrep_trans_offsets [] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 0 , };
static const char _genrep_trans_lengths [] = { 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0 , };
static const char _genrep_cond_keys [] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 , };
static const char _genrep_cond_targs [] = { 2, 0, 3, 0, 4, 0, 5, 0, 6, 0, 0, 8, 0, 0, 0, 11, 0, 12, 0, 13, 0, 14, 0, 15, 0, 16, 0, 0 , };
static const char _genrep_cond_actions [] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 9, 0, 0 , };
static const char _genrep_nfa_targs [] = { 0, 1, 7, 3, 10, 7, 9, 0 , };
static const char _genrep_nfa_offsets [] = { 0, 0, 0, 0, 0, 0, 1, 0, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0 , };
static const char _genrep_nfa_push_actions [] = { 0, 0, 1, 0, 1, 1, 1, 0 , };
static const char _genrep_nfa_pop_trans [] = { 0, 0, 4, 0, 8, 7, 6, 0 , };
static const int genrep_start = 1;
static const int genrep_first_final = 16;
static const int genrep_error = 0;
static const int genrep_en_main = 1;
int test( const char *p )
{
int len = strlen( p ) + 1;
const char *pe = p + len;
int cs;
struct nfa_bp_rec *nfa_bp = (struct nfa_bp_rec*) s;
long nfa_len = 0;
long nfa_count = 0;
long q_2 = 0;
printf( "testing: %s\n", p );
{
cs = ( int ) genrep_start;
nfa_len = 0;
}
{
int _klen;
const unsigned char *_keys;
const char *_ckeys;
int _cpc;
unsigned int _trans = 0;
unsigned int _cond = 0;
if ( p == pe )
goto _test_eof;
if ( cs == 0 )
goto _out;
_resume :
if ( _genrep_nfa_offsets[cs] )
{
int alt = 0;
int new_recs = _genrep_nfa_targs[( int ) _genrep_nfa_offsets[cs]];
while ( alt < new_recs )
{
nfa_bp[nfa_len].state
= _genrep_nfa_targs[( int ) _genrep_nfa_offsets[cs]+ 1 + alt];
nfa_bp[nfa_len].p
= p;
nfa_bp[nfa_len].popTrans
= ( long ) _genrep_nfa_offsets[cs]+ 1 + alt;
switch ( _genrep_nfa_push_actions[( int ) _genrep_nfa_offsets[cs]+ 1 + alt] ) {
case 1 :
{
nfa_bp[nfa_len].q_2 = q_2;
}
break;
}
nfa_len += 1;
alt += 1;
}
}
_keys = _genrep_trans_keys + _genrep_key_offsets[cs];
_trans = ( unsigned int ) _genrep_index_offsets[cs];
_klen = ( int ) _genrep_single_lengths[cs];
if ( _klen > 0 )
{
const unsigned char *_lower;
const unsigned char *_mid;
const unsigned char *_upper;
_lower = _keys;
_upper = _keys + _klen - 1;
while ( 1 )
{
if ( _upper < _lower )
break;
_mid = _lower + ((_upper-_lower)>> 1);
if ( ((*( p ))
)< (*( _mid ))
)
_upper = _mid - 1;
else if ( ((*( p ))
)> (*( _mid ))
)
_lower = _mid + 1;
else
{
_trans += ( unsigned int ) (_mid - _keys);
goto _match;
}
}
_keys += _klen;
_trans += ( unsigned int ) _klen;
}
_klen = ( int ) _genrep_range_lengths[cs];
if ( _klen > 0 )
{
const unsigned char *_lower;
const unsigned char *_mid;
const unsigned char *_upper;
_lower = _keys;
_upper = _keys + (_klen<<1)- 2;
while ( 1 )
{
if ( _upper < _lower )
break;
_mid = _lower + (((_upper-_lower)>> 1)& ~1);
if ( ((*( p ))
)< (*( _mid ))
)
_upper = _mid - 2;
else if ( ((*( p ))
)> (*( _mid + 1 ))
)
_lower = _mid + 2;
else
{
_trans += ( unsigned int ) ((_mid - _keys)>>1);
goto _match;
}
}
_trans += ( unsigned int ) _klen;
}
_match :
_ckeys = _genrep_cond_keys + _genrep_trans_offsets[_trans];
_klen = ( int ) _genrep_trans_lengths[_trans];
_cond = ( unsigned int ) _genrep_trans_offsets[_trans];
_cpc = 0;
{
const char *_lower;
const char *_mid;
const char *_upper;
_lower = _ckeys;
_upper = _ckeys + _klen - 1;
while ( 1 )
{
if ( _upper < _lower )
break;
_mid = _lower + ((_upper-_lower)>> 1);
if ( _cpc < ( int ) (*( _mid ))
)
_upper = _mid - 1;
else if ( _cpc > ( int ) (*( _mid ))
)
_lower = _mid + 1;
else
{
_cond += ( unsigned int ) (_mid - _ckeys);
goto _match_cond;
}
}
cs = 0;
goto _again;
}
_match_cond :
cs = ( int ) _genrep_cond_targs[_cond];
if ( _genrep_cond_actions[_cond]== 0 )
goto _again;
switch ( _genrep_cond_actions[_cond] ) {
case 9 :
{
printf( "------ MATCH\n" );
}
break;
}
_again :
if ( cs == 0 )
goto _out;
p += 1;
if ( p != pe )
goto _resume;
_test_eof :
{}
_out :
{}
if ( nfa_len > 0 )
{
nfa_count += 1;
nfa_len -= 1;
p = nfa_bp[nfa_len].p;
int _pop_test = 1;
switch ( _genrep_nfa_pop_trans[nfa_bp[nfa_len].popTrans] ) {
case 6 :
_pop_test = (({
q_2 = nfa_bp[nfa_len].q_2;
1;
}) );
if ( !_pop_test )
break;
_pop_test = (({ 1; })
);
break;
case 7 :
_pop_test = (({
q_2 = nfa_bp[nfa_len].q_2;
1;
}) );
if ( !_pop_test )
break;
_pop_test = (({ ++q_2 < 2; })
);
break;
case 8 :
_pop_test = (({
q_2 = nfa_bp[nfa_len].q_2;
1;
}) );
if ( !_pop_test )
break;
_pop_test = (({ ++q_2 >= 2; })
);
break;
case 4 :
_pop_test = (({
q_2 = nfa_bp[nfa_len].q_2;
1;
}) );
if ( !_pop_test )
break;
{
printf( " -> leaving\n" );
}
_pop_test = (({ q_2 = 0; 1; })
);
break;
}
if ( _pop_test )
{
cs = nfa_bp[nfa_len].state;
goto _resume;
}
goto _out;
}
}
return 0;
}
int main()
{
test( "hellothere" );
test( "hello there" );
test( "hello there" );
test( "hello there" );
test( "hello there" );
return 0;
}
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