fis-gtm/sr_port/f_zcall.c

72 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 "opcode.h"
#include "toktyp.h"
#include "advancewindow.h"
error_def(ERR_FCHARMAXARGS);
int f_zcall(oprtype *a, opctype op)
{
int argc;
oprtype *argp, argv[CHARMAXARGS];
triple *curr,*ref, *last, *root;
DCL_THREADGBL_ACCESS;
SETUP_THREADGBL_ACCESS;
argp = &argv[0];
argc = 0;
if (EXPR_FAIL == expr(argp, MUMPS_EXPR))
return FALSE;
assert(TRIP_REF == argp->oprclass);
argc++;
argp++;
for (;;)
{
if (TK_COMMA != TREF(window_token))
break;
advancewindow();
if (TK_COMMA == TREF(window_token) || TK_RPAREN == TREF(window_token))
{
ref = newtriple(OC_NULLEXP);
*argp = put_tref(ref);
} else
{
if (EXPR_FAIL == expr(argp, MUMPS_EXPR))
return FALSE;
assert(TRIP_REF == argp->oprclass);
}
argc++;
argp++;
if (argc >= CHARMAXARGS)
{
stx_error(ERR_FCHARMAXARGS);
return FALSE;
}
}
root = last = maketriple(op);
root->operand[0] = put_ilit(argc + 1);
argp = &argv[0];
for (; argc > 0 ;argc--, argp++)
{
curr = newtriple(OC_PARAMETER);
curr->operand[0] = *argp;
last->operand[1] = put_tref(curr);
last = curr;
}
ins_triple(root);
*a = put_tref(root);
return TRUE;
}