wqlyacc.cpp

Pegasus is an open-source implementationof the DMTF CIM and WBEM standards. It is designed to be por

| yydefault -- do the default action for the current state.  |
`-----------------------------------------------------------*/
yydefault:
  yyn = yydefact[yystate];
  if (yyn == 0)
    goto yyerrlab;
  goto yyreduce;


/*-----------------------------.
| yyreduce -- Do a reduction.  |
`-----------------------------*/
yyreduce:
  /* yyn is the number of a rule to reduce with.  */
  yylen = yyr2[yyn];

  /* If YYLEN is nonzero, implement the default value of the action:
     `$$ = $1'.

     Otherwise, the following line sets YYVAL to garbage.
     This behavior is undocumented and Bison
     users should not rely upon it.  Assigning to YYVAL
     unconditionally makes the parser a bit smaller, and it avoids a
     GCC warning that YYVAL may be used uninitialized.  */
  yyval = yyvsp[1-yylen];


  YY_REDUCE_PRINT (yyn);
  switch (yyn)
    {
        case 2:
#line 161 "WQL.y"
    {
	WQL_TRACE(("YACC: start\n"));
    ;}
    break;

  case 3:
#line 167 "WQL.y"
    {

    ;}
    break;

  case 4:
#line 173 "WQL.y"
    {
	globalParserState->statement->setAllProperties(true);
    ;}
    break;

  case 5:
#line 177 "WQL.y"
    {

    ;}
    break;

  case 6:
#line 183 "WQL.y"
    {
	globalParserState->statement->appendSelectPropertyName(CIMName(yyvsp[0].strValue));
    ;}
    break;

  case 7:
#line 187 "WQL.y"
    {
	globalParserState->statement->appendSelectPropertyName(CIMName(yyvsp[0].strValue));
    ;}
    break;

  case 8:
#line 193 "WQL.y"
    {

    ;}
    break;

  case 9:
#line 197 "WQL.y"
    {

    ;}
    break;

  case 10:
#line 203 "WQL.y"
    {
	WQL_TRACE(("YACC: fromClause: TOK_FROM className(%s)\n", yyvsp[0].strValue));
	globalParserState->statement->setClassName(CIMName(yyvsp[0].strValue));
    ;}
    break;

  case 11:
#line 210 "WQL.y"
    {

    ;}
    break;

  case 12:
#line 216 "WQL.y"
    {
	WQL_TRACE(("YACC: TOK_OR\n"));
	globalParserState->statement->appendOperation(WQL_OR);
    ;}
    break;

  case 13:
#line 221 "WQL.y"
    {
	WQL_TRACE(("YACC: TOK_AND\n"));
	globalParserState->statement->appendOperation(WQL_AND);
    ;}
    break;

  case 14:
#line 226 "WQL.y"
    {
	WQL_TRACE(("YACC: TOK_NOT\n"));

	globalParserState->statement->appendOperation(WQL_NOT);
    ;}
    break;

  case 15:
#line 232 "WQL.y"
    {

    ;}
    break;

  case 16:
#line 236 "WQL.y"
    {

    ;}
    break;

  case 17:
#line 240 "WQL.y"
    {
	WQLOperation op = yyvsp[0].intValue ? WQL_IS_TRUE : WQL_IS_FALSE;
	globalParserState->statement->appendOperation(op);
    ;}
    break;

  case 18:
#line 245 "WQL.y"
    {
	WQLOperation op = yyvsp[0].intValue ? WQL_IS_NOT_TRUE : WQL_IS_NOT_FALSE;
	globalParserState->statement->appendOperation(op);
    ;}
    break;

  case 19:
#line 254 "WQL.y"
    {

    ;}
    break;

  case 20:
#line 258 "WQL.y"
    {

    ;}
    break;

  case 21:
#line 264 "WQL.y"
    {
	WQL_TRACE(("YACC: TOK_LT\n"));
	globalParserState->statement->appendOperation(WQL_LT);
    ;}
    break;

  case 22:
#line 269 "WQL.y"
    {
	WQL_TRACE(("YACC: TOK_GT\n"));
	globalParserState->statement->appendOperation(WQL_GT);
    ;}
    break;

  case 23:
#line 274 "WQL.y"
    {
	WQL_TRACE(("YACC: TOK_LE\n"));
	globalParserState->statement->appendOperation(WQL_LE);
    ;}
    break;

  case 24:
#line 279 "WQL.y"
    {
	WQL_TRACE(("YACC: TOK_GE\n"));
	globalParserState->statement->appendOperation(WQL_GE);
    ;}
    break;

  case 25:
#line 284 "WQL.y"
    {
	WQL_TRACE(("YACC: TOK_EQ\n"));
	globalParserState->statement->appendOperation(WQL_EQ);
    ;}
    break;

  case 26:
#line 289 "WQL.y"
    {
	WQL_TRACE(("YACC: TOK_NE\n"));
	globalParserState->statement->appendOperation(WQL_NE);
    ;}
    break;

  case 27:
#line 294 "WQL.y"
    {
    WQL_TRACE(("YACC: TOK_ISA\n"));
#ifndef PEGASUS_SNIA_EXTENSIONS
        // If SNIA tests, allow the ISA but do not pass className
        yyerror("ISA Token Not Supported");
#endif
    ;}
    break;

  case 28:
#line 304 "WQL.y"
    {
	WQL_TRACE(("YACC: nullPredicate : comparisonTerm IS NULL\n"));
	globalParserState->statement->appendOperation(WQL_IS_NULL);
    ;}
    break;

  case 29:
#line 309 "WQL.y"
    {
	WQL_TRACE(("YACC: nullPredicate : comparisonTerm IS NOT NULL\n"));
	globalParserState->statement->appendOperation(WQL_IS_NOT_NULL);
    ;}
    break;

  case 30:
#line 316 "WQL.y"
    {
	yyval.intValue = 1;
    ;}
    break;

  case 31:
#line 320 "WQL.y"
    {
	yyval.intValue = 0;
    ;}
    break;

  case 32:
#line 333 "WQL.y"
    {
        WQL_TRACE(("YACC: propertyName : TOK_IDENTIFIER(%s)\n", yyvsp[0].strValue));
        yyval.strValue = yyvsp[0].strValue;
    ;}
    break;

  case 33:
#line 338 "WQL.y"
    {
        WQL_TRACE(("YACC: propertyName : TOK_IDENTIFIER(%s.%s)\n", yyvsp[-2].strValue, yyvsp[0].strValue));
#ifdef PEGASUS_SNIA_EXTENSIONS
        // Pass anything as a property name to fool parser for SNIA testing
        yyval.strValue = strdup("dummy");
#else
        yyerror("Scoped (dotted) property names not supported");
#endif
    ;}
    break;

  case 34:
#line 350 "WQL.y"
    {
	WQL_TRACE(("YACC: TOK_IDENTIFIER %s\n", yyvsp[0].strValue));
	yyval.strValue = yyvsp[0].strValue;
    ;}
    break;

  case 35:
#line 357 "WQL.y"
    {
	globalParserState->statement->appendOperand(
	    WQLOperand(yyvsp[0].strValue, WQL_PROPERTY_NAME_TAG));
	globalParserState->statement->appendWherePropertyName(CIMName(yyvsp[0].strValue));
    ;}
    break;

  case 36:
#line 363 "WQL.y"
    {
	globalParserState->statement->appendOperand(
	    WQLOperand(yyvsp[0].intValue, WQL_INTEGER_VALUE_TAG));
    ;}
    break;

  case 37:
#line 368 "WQL.y"
    {
	globalParserState->statement->appendOperand(
	    WQLOperand(yyvsp[0].doubleValue, WQL_DOUBLE_VALUE_TAG));
    ;}
    break;

  case 38:
#line 373 "WQL.y"
    {
	globalParserState->statement->appendOperand(
	    WQLOperand(yyvsp[0].strValue, WQL_STRING_VALUE_TAG));
    ;}
    break;

  case 39:
#line 378 "WQL.y"
    {
	globalParserState->statement->appendOperand(
	    WQLOperand(yyvsp[0].intValue != 0, WQL_BOOLEAN_VALUE_TAG));
    ;}
    break;


    }

/* Line 1000 of yacc.c.  */
#line 1429 "WQLtemp"

  yyvsp -= yylen;
  yyssp -= yylen;


  YY_STACK_PRINT (yyss, yyssp);

  *++yyvsp = yyval;


  /* Now `shift' the result of the reduction.  Determine what state
     that goes to, based on the state we popped back to and the rule
     number reduced by.  */

  yyn = yyr1[yyn];

  yystate = yypgoto[yyn - YYNTOKENS] + *yyssp;
  if (0 <= yystate && yystate <= YYLAST && yycheck[yystate] == *yyssp)
    yystate = yytable[yystate];
  else
    yystate = yydefgoto[yyn - YYNTOKENS];

  goto yynewstate;


/*------------------------------------.
| yyerrlab -- here on detecting error |
`------------------------------------*/
yyerrlab:
  /* If not already recovering from an error, report this error.  */
  if (!yyerrstatus)
    {
      ++yynerrs;
#if YYERROR_VERBOSE
      yyn = yypact[yystate];

      if (YYPACT_NINF < yyn && yyn < YYLAST)
	{
	  YYSIZE_T yysize = 0;
	  int yytype = YYTRANSLATE (yychar);
	  const char* yyprefix;
	  char *yymsg;
	  int yyx;

	  /* Start YYX at -YYN if negative to avoid negative indexes in
	     YYCHECK.  */
	  int yyxbegin = yyn < 0 ? -yyn : 0;

	  /* Stay within bounds of both yycheck and yytname.  */
	  int yychecklim = YYLAST - yyn;
	  int yyxend = yychecklim < YYNTOKENS ? yychecklim : YYNTOKENS;
	  int yycount = 0;

	  yyprefix = ", expecting ";
	  for (yyx = yyxbegin; yyx < yyxend; ++yyx)
	    if (yycheck[yyx + yyn] == yyx && yyx != YYTERROR)
	      {
		yysize += yystrlen (yyprefix) + yystrlen (yytname [yyx]);
		yycount += 1;
		if (yycount == 5)
		  {
		    yysize = 0;
		    break;
		  }
	      }
	  yysize += (sizeof ("syntax error, unexpected ")
		     + yystrlen (yytname[yytype]));
	  yymsg = (char *) YYSTACK_ALLOC (yysize);
	  if (yymsg != 0)
	    {
	      char *yyp = yystpcpy (yymsg, "syntax error, unexpected ");
	      yyp = yystpcpy (yyp, yytname[yytype]);

	      if (yycount < 5)
		{
		  yyprefix = ", expecting ";
		  for (yyx = yyxbegin; yyx < yyxend; ++yyx)
		    if (yycheck[yyx + yyn] == yyx && yyx != YYTERROR)
		      {
			yyp = yystpcpy (yyp, yyprefix);
			yyp = yystpcpy (yyp, yytname[yyx]);
			yyprefix = " or ";
		      }
		}
	      yyerror (yymsg);
	      YYSTACK_FREE (yymsg);
	    }
	  else
	    yyerror ("syntax error; also virtual memory exhausted");
	}
      else
#endif /* YYERROR_VERBOSE */
	yyerror ("syntax error");
    }



  if (yyerrstatus == 3)
    {
      /* If just tried and failed to reuse lookahead token after an
	 error, discard it.  */

      if (yychar <= YYEOF)
        {
          /* If at end of input, pop the error token,
	     then the rest of the stack, then return failure.  */
	  if (yychar == YYEOF)
	     for (;;)
	       {
		 YYPOPSTACK;
		 if (yyssp == yyss)
		   YYABORT;
		 YYDSYMPRINTF ("Error: popping", yystos[*yyssp], yyvsp, yylsp);
		 yydestruct (yystos[*yyssp], yyvsp);
	       }
        }
      else
	{
	  YYDSYMPRINTF ("Error: discarding", yytoken, &yylval, &yylloc);
	  yydestruct (yytoken, &yylval);
	  yychar = YYEMPTY;

	}
    }

  /* Else will try to reuse lookahead token after shifting the error
     token.  */
  goto yyerrlab1;


/*---------------------------------------------------.
| yyerrorlab -- error raised explicitly by YYERROR.  |
`---------------------------------------------------*/
yyerrorlab:

#ifdef __GNUC__
  /* Pacify GCC when the user code never invokes YYERROR and the label
     yyerrorlab therefore never appears in user code.  */
  if (0)
     goto yyerrorlab;
#endif

  yyvsp -= yylen;
  yyssp -= yylen;
  yystate = *yyssp;
  goto yyerrlab1;


/*-------------------------------------------------------------.
| yyerrlab1 -- common code for both syntax error and YYERROR.  |
`-------------------------------------------------------------*/
yyerrlab1:
  yyerrstatus = 3;	/* Each real token shifted decrements this.  */

  for (;;)
    {
      yyn = yypact[yystate];
      if (yyn != YYPACT_NINF)
	{
	  yyn += YYTERROR;
	  if (0 <= yyn && yyn <= YYLAST && yycheck[yyn] == YYTERROR)
	    {
	      yyn = yytable[yyn];
	      if (0 < yyn)
		break;
	    }
	}

      /* Pop the current state because it cannot handle the error token.  */
      if (yyssp == yyss)
	YYABORT;

      YYDSYMPRINTF ("Error: popping", yystos[*yyssp], yyvsp, yylsp);
      yydestruct (yystos[yystate], yyvsp);
      YYPOPSTACK;
      yystate = *yyssp;
      YY_STACK_PRINT (yyss, yyssp);
    }

  if (yyn == YYFINAL)
    YYACCEPT;

  YYDPRINTF ((stderr, "Shifting error token, "));

  *++yyvsp = yylval;


  yystate = yyn;
  goto yynewstate;


/*-------------------------------------.
| yyacceptlab -- YYACCEPT comes here.  |
`-------------------------------------*/
yyacceptlab:
  yyresult = 0;
  goto yyreturn;

/*-----------------------------------.
| yyabortlab -- YYABORT comes here.  |
`-----------------------------------*/
yyabortlab:
  yyresult = 1;
  goto yyreturn;

#ifndef yyoverflow
/*----------------------------------------------.
| yyoverflowlab -- parser overflow comes here.  |
`----------------------------------------------*/
yyoverflowlab:
  yyerror ("parser stack overflow");
  yyresult = 2;
  /* Fall through.  */
#endif

yyreturn:
#ifndef yyoverflow
  if (yyss != yyssa)
    YYSTACK_FREE (yyss);
#endif
  return yyresult;
}


#line 383 "WQL.y"