67 lines
2.1 KiB
C
67 lines
2.1 KiB
C
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/****************************************************************
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* *
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* Copyright 2001, 2009 Fidelity Information Services, Inc *
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* *
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* This source code contains the intellectual property *
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* of its copyright holder(s), and is made available *
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* under a license. If you do not know the terms of *
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* the license, please stop and do not read further. *
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* *
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****************************************************************/
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#include "mdef.h"
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#include "gdsroot.h" /* needed for gdsfhead.h */
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#include "gtm_facility.h" /* needed for gdsfhead.h */
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#include "fileinfo.h" /* needed for gdsfhead.h */
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#include "gdsbt.h" /* needed for gdsfhead.h */
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#include "gdsfhead.h"
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#include "stringpool.h"
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#include "format_targ_key.h"
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#include "get_reference.h" /* for get_reference() prototype */
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GBLREF gv_key *gv_currkey;
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GBLREF spdesc stringpool;
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GBLREF mstr extnam_str;
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void get_reference(mval *var)
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{
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char *end, *start;
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char extnamdelim[] = "^|\"\"|";
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char *extnamsrc, *extnamtop;
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int maxlen;
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/* you need to return a double-quote for every single-quote. assume worst case. */
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maxlen = MAX_ZWR_KEY_SZ + (!extnam_str.len ? 0 : ((extnam_str.len * 2) + SIZEOF(extnamdelim)));
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ENSURE_STP_FREE_SPACE(maxlen);
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var->mvtype = MV_STR;
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start = var->str.addr = (char *)stringpool.free;
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var->str.len = 0;
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if (gv_currkey && gv_currkey->end)
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{
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if (extnam_str.len)
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{
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*start++ = extnamdelim[0];
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*start++ = extnamdelim[1];
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*start++ = extnamdelim[2];
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extnamsrc = &extnam_str.addr[0];
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extnamtop = extnamsrc + extnam_str.len;
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for ( ; extnamsrc < extnamtop; )
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{
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*start++ = *extnamsrc;
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if ('"' == *extnamsrc++) /* caution : pointer increment side-effect */
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*start++ = '"';
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}
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*start++ = extnamdelim[3];
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}
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end = (char *)format_targ_key((unsigned char *)start, MAX_ZWR_KEY_SZ, gv_currkey, TRUE);
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if (extnam_str.len)
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/* Note: the next vertical bar overwrites the caret that
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* was part of he original name of the global variable
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*/
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*start = extnamdelim[4];
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var->str.len = INTCAST(end - var->str.addr);
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stringpool.free += var->str.len;
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}
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}
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