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work in progress - debugging reference evaluation issues

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This commit is contained in:
hyung-hwan
2020-04-14 06:02:55 +00:00
parent 178c83724b
commit f827a94d64
5 changed files with 90 additions and 35 deletions
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2
hawk/lib/mod-sys.c
View File

@ -3243,7 +3243,7 @@ static int fnc_openmux (hawk_rtx_t* rtx, const hawk_fnc_info_t* fi)
#elif defined(FD_CLOEXEC)
{
int flag = fcntl(fd, F_GETFD);
if (flag >= 0) fcntl (mux->fd, F_SETFD, flag | FD_CLOEXEC);
if (flag >= 0) fcntl (fd, F_SETFD, flag | FD_CLOEXEC);
}
#endif
}

96
hawk/lib/run.c
View File

@ -197,7 +197,6 @@ static hawk_val_t* eval_getline (hawk_rtx_t* rtx, hawk_nde_t* nde);
static hawk_val_t* eval_print (hawk_rtx_t* rtx, hawk_nde_t* nde);
static hawk_val_t* eval_printf (hawk_rtx_t* rtx, hawk_nde_t* nde);
static int read_record (hawk_rtx_t* rtx);
static hawk_ooch_t* idxnde_to_str (hawk_rtx_t* rtx, hawk_nde_t* nde, hawk_ooch_t* buf, hawk_oow_t* len, hawk_nde_t** remidx);
@ -205,6 +204,10 @@ static hawk_ooch_t* idxnde_to_str (hawk_rtx_t* rtx, hawk_nde_t* nde, hawk_ooch_t
typedef hawk_val_t* (*binop_func_t) (hawk_rtx_t* rtx, hawk_val_t* left, hawk_val_t* right);
typedef hawk_val_t* (*eval_expr_t) (hawk_rtx_t* rtx, hawk_nde_t* nde);
#define POS_VAL(rtx, idx) \
(((idx) == 0)? (rtx)->inrec.d0: \
((idx) > 0 && (idx) <= (hawk_int_t)(rtx)->inrec.nflds)? (rtx)->inrec.flds[(idx) - 1].val: \
hawk_val_zls)
HAWK_INLINE hawk_oow_t hawk_rtx_getnargs (hawk_rtx_t* rtx)
{
@ -2263,7 +2266,7 @@ static int run_statement (hawk_rtx_t* rtx, hawk_nde_t* nde)
default:
__fallback__:
tmp = eval_expression(rtx, nde);
if (tmp == HAWK_NULL) xret = -1;
if (HAWK_UNLIKELY(!tmp)) xret = -1;
else
{
/* destroy the value if not referenced */
@ -2287,8 +2290,8 @@ static int run_if (hawk_rtx_t* rtx, hawk_nde_if_t* nde)
* parser first of all */
HAWK_ASSERT (nde->test->next == HAWK_NULL);
test = eval_expression (rtx, nde->test);
if (test == HAWK_NULL) return -1;
test = eval_expression(rtx, nde->test);
if (HAWK_UNLIKELY(!test)) return -1;
hawk_rtx_refupval (rtx, test);
if (hawk_rtx_valtobool(rtx, test))
@ -2319,7 +2322,7 @@ static int run_while (hawk_rtx_t* rtx, hawk_nde_while_t* nde)
ON_STATEMENT (rtx, nde->test);
test = eval_expression(rtx, nde->test);
if (!test) return -1;
if (HAWK_UNLIKELY(!test)) return -1;
hawk_rtx_refupval (rtx, test);
@ -2462,7 +2465,7 @@ static int run_for (hawk_rtx_t* rtx, hawk_nde_for_t* nde)
HAWK_ASSERT (nde->incr->next == HAWK_NULL);
ON_STATEMENT (rtx, nde->incr);
val = eval_expression (rtx, nde->incr);
val = eval_expression(rtx, nde->incr);
if (HAWK_UNLIKELY(!val)) return -1;
hawk_rtx_refupval (rtx, val);
@ -2608,12 +2611,12 @@ static int run_return (hawk_rtx_t* rtx, hawk_nde_return_t* nde)
* by the parser first of all */
HAWK_ASSERT (nde->val->next == HAWK_NULL);
val = eval_expression (rtx, nde->val);
val = eval_expression(rtx, nde->val);
if (HAWK_UNLIKELY(!val)) return -1;
if (!(rtx->hawk->opt.trait & HAWK_FLEXMAP))
{
if (HAWK_RTX_GETVALTYPE (rtx, val) == HAWK_VAL_MAP)
if (HAWK_RTX_GETVALTYPE(rtx, val) == HAWK_VAL_MAP)
{
/* cannot return a map */
hawk_rtx_refupval (rtx, val);
@ -2791,17 +2794,17 @@ static hawk_val_t* fetch_topval_from_var (hawk_rtx_t* rtx, hawk_nde_var_t* var)
case HAWK_NDE_GBL:
case HAWK_NDE_GBLIDX:
val = HAWK_RTX_STACK_GBL(rtx,var->id.idxa);
val = HAWK_RTX_STACK_GBL(rtx, var->id.idxa);
break;
case HAWK_NDE_LCL:
case HAWK_NDE_LCLIDX:
val = HAWK_RTX_STACK_LCL(rtx,var->id.idxa);
val = HAWK_RTX_STACK_LCL(rtx, var->id.idxa);
break;
default:
HAWK_ASSERT (var->type == HAWK_NDE_ARG || var->type == HAWK_NDE_ARGIDX);
val = HAWK_RTX_STACK_ARG(rtx,var->id.idxa);
val = HAWK_RTX_STACK_ARG(rtx, var->id.idxa);
break;
}
@ -3051,15 +3054,14 @@ static int run_reset (hawk_rtx_t* rtx, hawk_nde_reset_t* nde)
static hawk_val_t* io_nde_to_str(hawk_rtx_t* rtx, hawk_nde_t* nde, hawk_oocs_t* dst, int seterr)
{
hawk_val_t* v;
v = eval_expression(rtx, nde);
if (!v) return HAWK_NULL;
if (HAWK_UNLIKELY(!v)) return HAWK_NULL;
hawk_rtx_refupval (rtx, v);
dst->ptr = hawk_rtx_getvaloocstr(rtx, v, &dst->len);
if (!dst)
if (HAWK_UNLIKELY(!dst))
{
hawk_rtx_refdownval (rtx, v);
return HAWK_NULL;
@ -3165,7 +3167,7 @@ static int run_print (hawk_rtx_t* rtx, hawk_nde_print_t* nde)
}
v = eval_expression(rtx, np);
if (v == HAWK_NULL) goto oops_1;
if (HAWK_UNLIKELY(!v)) goto oops_1;
hawk_rtx_refupval (rtx, v);
n = hawk_rtx_writeioval(rtx, nde->out_type, out.ptr, v);
@ -3390,10 +3392,10 @@ static hawk_val_t* eval_expression (hawk_rtx_t* rtx, hawk_nde_t* nde)
}
#endif
v = eval_expression0 (rtx, nde);
if (v == HAWK_NULL) return HAWK_NULL;
v = eval_expression0(rtx, nde);
if (HAWK_UNLIKELY(!v)) return HAWK_NULL;
if (HAWK_RTX_GETVALTYPE (rtx, v) == HAWK_VAL_REX)
if (HAWK_RTX_GETVALTYPE(rtx, v) == HAWK_VAL_REX)
{
hawk_oocs_t vs;
int free_vs = 0;
@ -3490,7 +3492,7 @@ static hawk_val_t* eval_expression0 (hawk_rtx_t* rtx, hawk_nde_t* nde)
HAWK_ASSERT (nde->type >= HAWK_NDE_GRP && (nde->type - HAWK_NDE_GRP) < HAWK_COUNTOF(__evaluator));
v = __evaluator[nde->type-HAWK_NDE_GRP](rtx, nde);
v = __evaluator[nde->type - HAWK_NDE_GRP](rtx, nde);
if (HAWK_UNLIKELY(v && rtx->exit_level >= EXIT_GLOBAL))
{
@ -3505,6 +3507,44 @@ static hawk_val_t* eval_expression0 (hawk_rtx_t* rtx, hawk_nde_t* nde)
return HAWK_NULL;
}
if (v && HAWK_RTX_GETVALTYPE(rtx, v) == HAWK_VAL_REF)
{
/* as a rvalue, a reference can get resolved to a final value */
hawk_val_ref_t* ref = (hawk_val_ref_t*)v;
hawk_val_t* nv;
printf ("REF>>>>>>>>>>>>>>>>>>>>> %d\n", ref->id);
switch (ref->id)
{
case HAWK_VAL_REF_POS:
{
hawk_oow_t idx = (hawk_oow_t)ref->adr;
nv = POS_VAL(rtx, idx);
break;
}
case HAWK_VAL_REF_NAMED:
case HAWK_VAL_REF_NAMEDIDX:
{
hawk_oow_t idx = (hawk_oow_t)ref->adr;
printf ("XXXXXXXXXXXXXXX[%lu]\n", (unsigned long)idx);
nv = HAWK_RTX_STACK_GBL(rtx, idx);
break;
}
default:
nv = *(hawk_val_t**)ref->adr;
break;
}
hawk_rtx_refupval (rtx, v);
hawk_rtx_refdownval (rtx, v);
v = nv;
printf ("---- %d\n", HAWK_RTX_GETVALTYPE(rtx, v));
}
return v;
}
@ -3559,8 +3599,8 @@ static hawk_val_t* eval_assignment (hawk_rtx_t* rtx, hawk_nde_t* nde)
HAWK_ASSERT (ass->right != HAWK_NULL);
HAWK_ASSERT (ass->right->next == HAWK_NULL);
val = eval_expression (rtx, ass->right);
if (val == HAWK_NULL) return HAWK_NULL;
val = eval_expression(rtx, ass->right);
if (HAWK_UNLIKELY(!val)) return HAWK_NULL;
hawk_rtx_refupval (rtx, val);
@ -3588,7 +3628,7 @@ static hawk_val_t* eval_assignment (hawk_rtx_t* rtx, hawk_nde_t* nde)
HAWK_ASSERT (ass->left->next == HAWK_NULL);
val2 = eval_expression(rtx, ass->left);
if (val2 == HAWK_NULL)
if (HAWK_UNLIKELY(!val2))
{
hawk_rtx_refdownval (rtx, val);
return HAWK_NULL;
@ -3601,7 +3641,7 @@ static hawk_val_t* eval_assignment (hawk_rtx_t* rtx, hawk_nde_t* nde)
HAWK_ASSERT (binop_func[ass->opcode] != HAWK_NULL);
tmp = binop_func[ass->opcode](rtx, val2, val);
if (tmp == HAWK_NULL)
if (HAWK_UNLIKELY(!tmp))
{
hawk_rtx_refdownval (rtx, val2);
hawk_rtx_refdownval (rtx, val);
@ -6667,7 +6707,7 @@ static hawk_val_t* eval_fun (hawk_rtx_t* rtx, hawk_nde_t* nde)
static hawk_val_t* eval_named (hawk_rtx_t* rtx, hawk_nde_t* nde)
{
hawk_htb_pair_t* pair;
pair = hawk_htb_search (rtx->named, ((hawk_nde_var_t*)nde)->id.name.ptr, ((hawk_nde_var_t*)nde)->id.name.len);
pair = hawk_htb_search(rtx->named, ((hawk_nde_var_t*)nde)->id.name.ptr, ((hawk_nde_var_t*)nde)->id.name.len);
return (pair == HAWK_NULL)? hawk_val_nil: HAWK_HTB_VPTR(pair);
}
@ -6794,10 +6834,10 @@ static hawk_val_t* eval_pos (hawk_rtx_t* rtx, hawk_nde_t* nde)
int n;
v = eval_expression (rtx, pos->val);
if (v == HAWK_NULL) return HAWK_NULL;
if (HAWK_UNLIKELY(!v)) return HAWK_NULL;
hawk_rtx_refupval (rtx, v);
n = hawk_rtx_valtoint (rtx, v, &lv);
n = hawk_rtx_valtoint(rtx, v, &lv);
hawk_rtx_refdownval (rtx, v);
if (n <= -1)
{
@ -6810,10 +6850,14 @@ static hawk_val_t* eval_pos (hawk_rtx_t* rtx, hawk_nde_t* nde)
hawk_rtx_seterrnum (rtx, &nde->loc, HAWK_EPOSIDX);
return HAWK_NULL;
}
v = POS_VAL(rtx, lv);
#if 0
if (lv == 0) v = rtx->inrec.d0;
else if (lv > 0 && lv <= (hawk_int_t)rtx->inrec.nflds)
v = rtx->inrec.flds[lv-1].val;
else v = hawk_val_zls; /*hawk_val_nil;*/
#endif
return v;
}

13
hawk/lib/val.c
View File

@ -1391,9 +1391,7 @@ static int val_ref_to_bool (hawk_rtx_t* rtx, const hawk_val_ref_t* ref)
{
case HAWK_VAL_REF_POS:
{
hawk_oow_t idx;
idx = (hawk_oow_t)ref->adr;
hawk_oow_t idx = (hawk_oow_t)ref->adr;
if (idx == 0)
{
return HAWK_OOECS_LEN(&rtx->inrec.line) > 0;
@ -1411,9 +1409,8 @@ static int val_ref_to_bool (hawk_rtx_t* rtx, const hawk_val_ref_t* ref)
}
case HAWK_VAL_REF_GBL:
{
hawk_oow_t idx;
idx = (hawk_oow_t)ref->adr;
return hawk_rtx_valtobool(rtx, HAWK_RTX_STACK_GBL (rtx, idx));
hawk_oow_t idx = (hawk_oow_t)ref->adr;
return hawk_rtx_valtobool(rtx, HAWK_RTX_STACK_GBL(rtx, idx));
}
default:
@ -1831,7 +1828,7 @@ static int val_ref_to_str (hawk_rtx_t* rtx, const hawk_val_ref_t* ref, hawk_rtx_
case HAWK_VAL_REF_GBL:
{
hawk_oow_t idx = (hawk_oow_t)ref->adr;
return hawk_rtx_valtostr(rtx, HAWK_RTX_STACK_GBL (rtx, idx), out);
return hawk_rtx_valtostr(rtx, HAWK_RTX_STACK_GBL(rtx, idx), out);
}
default:
@ -2169,7 +2166,7 @@ static int val_ref_to_num (hawk_rtx_t* rtx, const hawk_val_ref_t* ref, hawk_int_
case HAWK_VAL_REF_GBL:
{
hawk_oow_t idx = (hawk_oow_t)ref->adr;
return hawk_rtx_valtonum(rtx, HAWK_RTX_STACK_GBL (rtx, idx), l, r);
return hawk_rtx_valtonum(rtx, HAWK_RTX_STACK_GBL(rtx, idx), l, r);
}
default:

6
hawk/mod/mod-mysql.c
View File

@ -1491,7 +1491,9 @@ static int fnc_stmt_execute (hawk_rtx_t* rtx, const hawk_fnc_info_t* fi)
case MYSQL_TYPE_LONG:
case MYSQL_TYPE_SHORT:
case MYSQL_TYPE_TINY:
#if (MYSQL_VERSION_ID >= 50000)
case MYSQL_TYPE_BIT:
#endif
case MYSQL_TYPE_INT24:
bind->buffer_type = MYSQL_TYPE_LONGLONG;
bind->buffer = &data->u.llv;
@ -1504,7 +1506,9 @@ static int fnc_stmt_execute (hawk_rtx_t* rtx, const hawk_fnc_info_t* fi)
break;
case MYSQL_TYPE_STRING:
#if (MYSQL_VERSION_ID >= 50000)
case MYSQL_TYPE_VARCHAR:
#endif
case MYSQL_TYPE_VAR_STRING:
bind->buffer_type = MYSQL_TYPE_STRING;
@ -1620,10 +1624,12 @@ static int fnc_stmt_fetch (hawk_rtx_t* rtx, const hawk_fnc_info_t* fi)
ret = 1; /* have data */
}
#if (MYSQL_VERSION_ID >= 50000)
else if (n == MYSQL_DATA_TRUNCATED)
{
set_error_on_sql_list (rtx, sql_list, HAWK_T("data truncated"));
}
#endif
else
{
take_rtx_err = 1;

8
hawk/scripts/tcp-proxy.hawk
View File

@ -177,6 +177,14 @@ function handle_bridge_event (&brtab, fd, mx, evmask)
{
if (evmask & sys::MUX_EVT_OUT)
{
{
@local i;
print typename(brtab);
for (i in brtab)
{
print i, brtab[i];
}
}
if ((fd,"connecting") in brtab)
{
## remote peer connection