fis-gtm/sr_port/op_fngvget.c

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/****************************************************************
* *
* Copyright 2001, 2010 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 "gdsroot.h"
#include "gtm_facility.h"
#include "fileinfo.h"
#include "gdsbt.h"
#include "gdsfhead.h"
#include "stringpool.h"
#include "op.h"
#include "gvcst_protos.h" /* for gvcst_get prototype */
#include "gvcmx.h"
#include "gvusr.h"
#include "sgnl.h"
GBLREF gv_namehead *gv_target;
GBLREF gd_region *gv_cur_region;
/* This code is very similar to "op_fngvget1.c" except that this one returns the default value
* (while op_fngvget1 returns an undefined value) if the global variable that we are trying to get is undefined.
*
* Any changes to this routine most likely have to be made in op_fngvget1.c as well.
*/
void op_fngvget(mval *v, mval *def)
{
boolean_t gotit;
DCL_THREADGBL_ACCESS;
SETUP_THREADGBL_ACCESS;
if (TREF(gv_last_subsc_null) && NEVER == gv_cur_region->null_subs)
sgnl_gvnulsubsc();
switch (gv_cur_region->dyn.addr->acc_meth)
{
case dba_bg :
case dba_mm :
if (gv_target->root)
gotit = gvcst_get(v);
else
gotit = FALSE;
break;
case dba_cm :
gotit = gvcmx_get(v);
break;
default :
gotit = gvusr_get(v);
if (gotit)
s2pool(&v->str);
break;
}
if (!gotit)
{
*v = *def;
v->mvtype &= ~MV_ALIASCONT; /* Make sure do not allow alias container property to pass */
}
return;
}