131 lines
2.8 KiB
C
131 lines
2.8 KiB
C
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/****************************************************************
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* *
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* Copyright 2001, 2007 Fidelity Information Services, Inc *
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* *
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* This source code contains the intellectual property *
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* of its copyright holder(s), and is made available *
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* under a license. If you do not know the terms of *
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* the license, please stop and do not read further. *
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* *
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****************************************************************/
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#include "mdef.h"
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#include "compiler.h"
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#include "opcode.h"
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#include "indir_enum.h"
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#include "toktyp.h"
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#include "mlkdef.h"
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#include "zshow.h"
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#include "advancewindow.h"
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#include "cmd.h"
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GBLREF char window_token;
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int m_zshow(void)
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{
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static readonly char def_str[]="S";
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int rval, code;
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triple *r,*outtype,*lvar;
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oprtype func,output;
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error_def(ERR_VAREXPECTED);
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if (window_token == TK_SPACE || window_token == TK_EOL || window_token == TK_COLON)
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{
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code = ZSHOW_NOPARM;
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}else
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{
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code = ZSHOW_DEVICE;
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switch (strexpr(&func))
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{
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case EXPR_FAIL:
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return FALSE;
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case EXPR_GOOD:
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break;
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case EXPR_INDR:
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make_commarg(&func,indir_zshow);
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return TRUE;
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break;
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default:
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assert(FALSE);
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}
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}
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if (window_token == TK_COLON)
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{
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advancewindow();
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switch(window_token)
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{
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case TK_CIRCUMFLEX:
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if (!gvn())
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return FALSE;
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r = maketriple(OC_ZSHOW);
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outtype = newtriple(OC_PARAMETER);
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r->operand[1] = put_tref(outtype);
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if (code == ZSHOW_NOPARM)
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{
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r->operand[0] = put_str(&def_str[0], (SIZEOF(def_str) - 1));
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}else
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{
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r->operand[0] = func;
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}
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outtype->operand[0] = put_ilit(ZSHOW_GLOBAL);
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ins_triple(r);
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return TRUE;
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case TK_IDENT:
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if (!lvn(&output, OC_PUTINDX, 0))
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{
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stx_error(ERR_VAREXPECTED);
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return FALSE;
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}
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r = maketriple(OC_ZSHOWLOC);
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outtype = newtriple(OC_PARAMETER);
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r->operand[1] = put_tref(outtype);
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if (code == ZSHOW_NOPARM)
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{
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r->operand[0] = put_str(&def_str[0], (SIZEOF(def_str) - 1));
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}else
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{
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r->operand[0] = func;
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}
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lvar = newtriple(OC_PARAMETER);
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outtype->operand[1] = put_tref(lvar);
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lvar->operand[0] = output;
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outtype->operand[0] = put_ilit(ZSHOW_LOCAL);
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ins_triple(r);
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return TRUE;
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case TK_ATSIGN:
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if (!indirection(&output))
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{
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stx_error(ERR_VAREXPECTED);
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return FALSE;
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}
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r = newtriple(OC_INDRZSHOW);
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if (code == ZSHOW_NOPARM)
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{
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r->operand[0] = put_str(&def_str[0], (SIZEOF(def_str) - 1));
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}else
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{
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r->operand[0] = func;
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}
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r->operand[1] = output;
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return TRUE;
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default:
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stx_error(ERR_VAREXPECTED);
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return FALSE;
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}
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}
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r = maketriple(OC_ZSHOW);
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outtype = newtriple(OC_PARAMETER);
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r->operand[1] = put_tref(outtype);
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if (code == ZSHOW_NOPARM)
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{
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r->operand[0] = put_str(&def_str[0], (SIZEOF(def_str) - 1));
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}else
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{
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r->operand[0] = func;
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}
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outtype->operand[0] = put_ilit(ZSHOW_DEVICE);
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ins_triple(r);
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return TRUE;
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}
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