fis-gtm/sr_port/underr.c

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/****************************************************************
* *
* Copyright 2001, 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 <stdarg.h>
#include "lv_val.h"
#include "undx.h"
GBLDEF bool undef_inhibit = 0;
LITREF mval literal_null;
mval *underr (mval *start, ...)
{
mident_fixed name;
unsigned char *end;
va_list var;
error_def(ERR_UNDEF);
va_start (var, start);
if (start && undef_inhibit)
{
va_end(var);
return (mval *)&literal_null;
} else
{
end = format_lvname((lv_val *)start, (uchar_ptr_t)name.c, SIZEOF(name));
va_end(var);
rts_error(VARLSTCNT(4) ERR_UNDEF, 2, ((char *)end - name.c), name.c);
}
return (mval *)NULL; /* To keep compiler happy */
}