fis-gtm/sr_port/op_fnzdata.c

53 lines
1.4 KiB
C

/****************************************************************
* *
* Copyright 2009, 2011 Fidelity Information Services, Inc *
* *
* This source code contains the intellectual property *
* of its copyright holder(s), and is made available *
* under a license. If you do not know the terms of *
* the license, please stop and do not read further. *
* *
****************************************************************/
#include "mdef.h"
#include "lv_val.h"
#include "gdsroot.h"
#include "gtm_facility.h"
#include "fileinfo.h"
#include "gdsbt.h"
#include "gdsfhead.h"
#include "alias.h"
GBLREF boolean_t need_lvgcol;
LITREF mval *fndata_table[2][2];
LITREF mval *fnzdata_table[2][2];
void op_fnzdata(lv_val *srclv, mval *dst)
{
int isdefd, hasdesc;
boolean_t isalias, is_base_var;
isdefd = hasdesc = 0;
isalias = FALSE;
if (srclv)
{
if (LV_IS_VAL_DEFINED((srclv)))
isdefd++;
is_base_var = LV_IS_BASE_VAR(srclv);
if (LV_HAS_CHILD(srclv))
hasdesc++;
if (is_base_var)
{ /* This is an unsubscripted var -- check reference count */
isalias = IS_ALIASLV(srclv);
} else
{ /* Must be a subscript lv - check if a container */
/* ensure "srclv" is of type "lvTreeNode *" or "lvTreeNodeNum *" */
assert(IS_LVAVLTREENODE(srclv));
isalias = (0 != (MV_ALIASCONT & srclv->v.mvtype));
}
}
*dst = isalias ? *fnzdata_table[hasdesc][isdefd] : *fndata_table[hasdesc][isdefd];
}