fis-gtm/sr_port/f_find.c

53 lines
1.3 KiB
C

/****************************************************************
* *
* 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 "compiler.h"
#include "opcode.h"
#include "toktyp.h"
#include "advancewindow.h"
error_def(ERR_COMMA);
int f_find(oprtype *a, opctype op)
{
triple *delimiter, *r, *start;
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();
delimiter = newtriple(OC_PARAMETER);
start = newtriple(OC_PARAMETER);
r->operand[1] = put_tref(delimiter);
delimiter->operand[1] = put_tref(start);
if (EXPR_FAIL == expr(&(delimiter->operand[0]), MUMPS_STR))
return FALSE;
if (TK_COMMA != TREF(window_token))
start->operand[0] = put_ilit(1);
else
{
advancewindow();
if (EXPR_FAIL == expr(&(start->operand[0]), MUMPS_INT))
return FALSE;
}
ins_triple(r);
*a = put_tref(r);
return TRUE;
}