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/****************************************************************
* *
* Copyright (c) 2006-2018 Fidelity National Information *
* Services, Inc. and/or its subsidiaries. All rights reserved. *
* *
* 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 "compiler.h"
#ifdef UTF8_SUPPORTED
#include "toktyp.h"
#include "opcode.h"
#include "advancewindow.h"
#include "gtm_conv.h"
error_def(ERR_BADCASECODE);
error_def(ERR_BADCHSET);
error_def(ERR_COMMA);
/* $ZCONVERT(): 3 parameters (3rd optional) - all are string expressions.
* For 2 argument $ZCONVERT, if 2nd argument is a literal, must be one of
* "U", "L", or "T" (case independent) or else raise BADCASECODE error.
* For 3 argument $ZCONVERT, if 2nd or 3rd arguments are literals, they
* must be one of "UTF-8", "UTF-16LE", or "UTF-16BE" (case independent)
* or else raise BADCHSET error.
*/
int f_zconvert(oprtype *a, opctype op)
{
triple *r, *mode, *mode2;
mstr *tmpstr;
DCL_THREADGBL_ACCESS;
SETUP_THREADGBL_ACCESS;
r = maketriple(op);
if (EXPR_FAIL == expr(&(r->operand[0]), MUMPS_STR))
return FALSE;
if (TK_COMMA != TREF(window_token))
{
stx_error(ERR_COMMA);
return FALSE;
}
advancewindow();
/* 2nd parameter (required) */
mode = newtriple(OC_PARAMETER);
r->operand[1] = put_tref(mode);
if (EXPR_FAIL == expr(&(mode->operand[0]), MUMPS_STR))
return FALSE;
/* Check for 3rd parameter */
if (TK_COMMA != TREF(window_token))
{ /* 3rd parameter does not exist. Do checks for 2 arument $zconvert */
if (mode->operand[0].oprval.tref->opcode == OC_LIT &&
-1 == verify_case((tmpstr = &mode->operand[0].oprval.tref->operand[0].oprval.mlit->v.str)))
{
stx_error(ERR_BADCASECODE, 2, tmpstr->len, tmpstr->addr);
return FALSE;
}
} else
{ /* 3rd parameter exists .. reel it in after error checking 2nd parm */
r->opcode = OC_FNZCONVERT3;
if (mode->operand[0].oprval.tref->opcode == OC_LIT &&
0 >= verify_chset((tmpstr = &mode->operand[0].oprval.tref->operand[0].oprval.mlit->v.str)))
{
stx_error(ERR_BADCHSET, 2, tmpstr->len, tmpstr->addr);
return FALSE;
}
advancewindow();
mode2 = newtriple(OC_PARAMETER);
mode->operand[1] = put_tref(mode2);
if (EXPR_FAIL == expr(&(mode2->operand[0]), MUMPS_STR))
return FALSE;
if (mode2->operand[0].oprval.tref->opcode == OC_LIT &&
0 >= verify_chset((tmpstr = &mode2->operand[0].oprval.tref->operand[0].oprval.mlit->v.str)))
{
stx_error(ERR_BADCHSET, 2, tmpstr->len, tmpstr->addr);
return FALSE;
}
}
ins_triple(r);
*a = put_tref(r);
return TRUE;
}
#else /* UTF8 is not supported */
int f_zconvert(oprtype *a, opctype op)
{
GTMASSERT;
}
#endif
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