fis-gtm/sr_port/m_view.c

75 lines
1.6 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 "toktyp.h"
#include "opcode.h"
#include "indir_enum.h"
#include "advancewindow.h"
#include "cmd.h"
error_def(ERR_FCHARMAXARGS);
int m_view(void)
{
oprtype argv[CHARMAXARGS], *argp;
unsigned short count;
triple *view, *parm, *parm1;
DCL_THREADGBL_ACCESS;
SETUP_THREADGBL_ACCESS;
argp = &argv[0];
count = 0;
switch (expr(argp, MUMPS_EXPR))
{
case EXPR_FAIL:
return FALSE;
case EXPR_INDR:
if (TK_COLON != TREF(window_token))
{
make_commarg(argp, indir_view);
return TRUE;
}
/* caution: fall through */
case EXPR_GOOD:
view = maketriple(OC_VIEW);
parm = newtriple(OC_PARAMETER);
view->operand[1] = put_tref(parm);
parm->operand[0] = *argp;
count++;
argp++;
break;
}
for (;;)
{
if (TK_COLON != TREF(window_token))
break;
advancewindow();
if (EXPR_FAIL == expr(argp, MUMPS_EXPR))
return FALSE;
parm1 = newtriple(OC_PARAMETER);
parm->operand[1] = put_tref(parm1);
parm1->operand[0] = *argp;
parm = parm1;
count++;
argp++;
if (CHARMAXARGS <= count)
{
stx_error(ERR_FCHARMAXARGS);
return FALSE;
}
}
view->operand[0] = put_ilit(count);
ins_triple(view);
return TRUE;
}