fis-gtm/sr_port/m_zshow.c

117 lines
2.8 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 "indir_enum.h"
#include "toktyp.h"
#include "mlkdef.h"
#include "zshow.h"
#include "advancewindow.h"
#include "cmd.h"
error_def(ERR_VAREXPECTED);
int m_zshow(void)
{
static readonly char def_str[]="S";
int code, rval;
oprtype func, output;
triple *lvar, *outtype, *r;
DCL_THREADGBL_ACCESS;
SETUP_THREADGBL_ACCESS;
if ((TK_SPACE == TREF(window_token)) || (TK_EOL == TREF(window_token)) || (TK_COLON == TREF(window_token)))
code = ZSHOW_NOPARM;
else
{
code = ZSHOW_DEVICE;
switch (expr(&func, MUMPS_STR))
{
case EXPR_FAIL:
return FALSE;
case EXPR_GOOD:
break;
case EXPR_INDR:
make_commarg(&func,indir_zshow);
return TRUE;
default:
GTMASSERT;
}
}
if (TK_COLON == TREF(window_token))
{
advancewindow();
switch (TREF(window_token))
{
case TK_CIRCUMFLEX:
if (!gvn())
return FALSE;
r = maketriple(OC_ZSHOW);
outtype = newtriple(OC_PARAMETER);
r->operand[1] = put_tref(outtype);
if (code == ZSHOW_NOPARM)
r->operand[0] = put_str(&def_str[0], (SIZEOF(def_str) - 1));
else
r->operand[0] = func;
outtype->operand[0] = put_ilit(ZSHOW_GLOBAL);
ins_triple(r);
return TRUE;
case TK_IDENT:
if (!lvn(&output, OC_PUTINDX, 0))
{
stx_error(ERR_VAREXPECTED);
return FALSE;
}
r = maketriple(OC_ZSHOWLOC);
outtype = newtriple(OC_PARAMETER);
r->operand[1] = put_tref(outtype);
if (code == ZSHOW_NOPARM)
r->operand[0] = put_str(&def_str[0], (SIZEOF(def_str) - 1));
else
r->operand[0] = func;
lvar = newtriple(OC_PARAMETER);
outtype->operand[1] = put_tref(lvar);
lvar->operand[0] = output;
outtype->operand[0] = put_ilit(ZSHOW_LOCAL);
ins_triple(r);
return TRUE;
case TK_ATSIGN:
if (!indirection(&output))
{
stx_error(ERR_VAREXPECTED);
return FALSE;
}
r = newtriple(OC_INDRZSHOW);
if (code == ZSHOW_NOPARM)
r->operand[0] = put_str(&def_str[0], (SIZEOF(def_str) - 1));
else
r->operand[0] = func;
r->operand[1] = output;
return TRUE;
default:
stx_error(ERR_VAREXPECTED);
return FALSE;
}
}
r = maketriple(OC_ZSHOW);
outtype = newtriple(OC_PARAMETER);
r->operand[1] = put_tref(outtype);
if (code == ZSHOW_NOPARM)
r->operand[0] = put_str(&def_str[0], (SIZEOF(def_str) - 1));
else
r->operand[0] = func;
outtype->operand[0] = put_ilit(ZSHOW_DEVICE);
ins_triple(r);
return TRUE;
}