C++ reportError函数代码示例

void _int_14()
{
  reportError("Interrupts", "Interrupt 14: #PF (Page Fault)", TRUE);
}

void CheckNullPointer::nullPointerDefaultArgError(const Token *tok, const std::string &varname)
{
    reportError(tok, Severity::warning, "nullPointer", "Possible null pointer dereference if the default parameter value is used: " + varname);
}

void CheckCondition::badBitmaskCheckError(const Token *tok)
{
    reportError(tok, Severity::warning, "badBitmaskCheck", "Result of operator '|' is always true if one operand is non-zero. Did you intend to use '&'?");
}

// }}}
// {{{ error mgnt
void FlowParser::reportUnexpectedToken()
{
	reportError("Unexpected token '%s'", token().c_str());
}

void CheckAutoVariables::errorReturnTempReference(const Token *tok)
{
    reportError(tok, Severity::error, "returnTempReference", "Reference to temporary returned.");
}

void error(std::error_code EC) {
  if (!EC)
    return;

  reportError(EC.message());
}

//.........这里部分代码省略.........
        cmd[ sizeof(cmd) - 1 ] = -1;

        // Create args block for any command line parameters.
        if( (argc - fileN) > 1 )
        {
            int i;
            pos = str_copy( pos, "args: [" );
            for( i = fileN + 1; i < argc; ++i )
            {
                *pos++ = '"';
                pos = str_copy( pos, argv[i] );
                *pos++ = '"';
                *pos++ = ' ';
            }
            *pos++ = ']';
        }
        else
        {
            pos = str_copy( pos, "args: none " );
        }

        pos = str_copy( pos, "do load {" );
        pos = str_copy( pos, argv[fileN] );
        *pos++ = '}';

        assert( cmd[ sizeof(cmd) - 1 ] == -1 && "cmd buffer overflow" );

        if( ! boron_evalUtf8( ut, cmd, pos - cmd ) )
        {
            UCell* ex = ur_exception( ut );
            if( ur_is(ex, UT_ERROR) )
            {
                OPEN_CONSOLE
                reportError( ut, ex, &rstr );
                goto prompt;
            }
            else if( ur_is(ex, UT_WORD) )
            {
                switch( ur_atom(ex) ) 
                {
                    case UR_ATOM_QUIT:
                        goto quit;

                    case UR_ATOM_HALT:
                        goto prompt;
                        break;
                }
            }
        }
    }
    else
    {
        OPEN_CONSOLE
        printf( APPNAME " %s (%s)\n", UR_VERSION_STR, __DATE__ );

prompt:

        while( 1 )
        {
            printf( ")> " );
            fflush( stdout );   /* Required on Windows. */
            fgets( cmd, sizeof(cmd), stdin ); 
#if 0
            {
                char* cp = cmd;
                while( *cp != '\n' )

void IOSCfgParser::rule_std() {
	
	try {      // for error handling
		{
		hostaddr_std();
		if ( inputState->guessing==0 ) {
#line 360 "iosacl.g"
			importer->SaveTmpAddrToSrc(); *dbg << "(std) ";
#line 1505 "IOSCfgParser.cpp"
		}
		{
		switch ( LA(1)) {
		case LOG:
		case LOG_INPUT:
		{
			log();
			break;
		}
		case ANTLR_USE_NAMESPACE(antlr)Token::EOF_TYPE:
		case NEWLINE:
		case IP:
		case QUIT:
		case WORD:
		case CERTIFICATE:
		case IOSVERSION:
		case HOSTNAME:
		case ACCESS_LIST:
		case VLAN:
		case CONTROLLER:
		case INTRFACE:
		case DESCRIPTION:
		case SHUTDOWN:
		case EXIT:
		case LINE_COMMENT:
		{
			break;
		}
		default:
		{
			throw ANTLR_USE_NAMESPACE(antlr)NoViableAltException(LT(1), getFilename());
		}
		}
		}
		}
		if ( inputState->guessing==0 ) {
#line 363 "iosacl.g"
			
			*dbg << std::endl;
			
#line 1546 "IOSCfgParser.cpp"
		}
	}
	catch (ANTLR_USE_NAMESPACE(antlr)RecognitionException& ex) {
		if( inputState->guessing == 0 ) {
			reportError(ex);
			recover(ex,_tokenSet_2);
		} else {
			throw;
		}
	}
}

void CheckFunctions::mathfunctionCallWarning(const Token *tok, const std::string& oldexp, const std::string& newexp)
{
    reportError(tok, Severity::style, "unpreciseMathCall", "Expression '" + oldexp + "' can be replaced by '" + newexp + "' to avoid loss of precision.");
}

void IOSCfgParser::hostaddr_ext() {
	ANTLR_USE_NAMESPACE(antlr)RefToken  h = ANTLR_USE_NAMESPACE(antlr)nullToken;
	ANTLR_USE_NAMESPACE(antlr)RefToken  a = ANTLR_USE_NAMESPACE(antlr)nullToken;
	ANTLR_USE_NAMESPACE(antlr)RefToken  m = ANTLR_USE_NAMESPACE(antlr)nullToken;
	
	try {      // for error handling
		switch ( LA(1)) {
		case HOST:
		{
			{
			match(HOST);
			h = LT(1);
			match(IPV4);
			}
			if ( inputState->guessing==0 ) {
#line 423 "iosacl.g"
				
				importer->tmp_a = h->getText();
				importer->tmp_nm = "0.0.0.0";
				*dbg << h->getText() << "/0.0.0.0";
				
#line 1620 "IOSCfgParser.cpp"
			}
			break;
		}
		case IPV4:
		{
			{
			a = LT(1);
			match(IPV4);
			m = LT(1);
			match(IPV4);
			}
			if ( inputState->guessing==0 ) {
#line 430 "iosacl.g"
				
				importer->tmp_a = a->getText();
				importer->tmp_nm = m->getText();
				*dbg << a->getText() << "/" << m->getText();
				
#line 1639 "IOSCfgParser.cpp"
			}
			break;
		}
		case ANY:
		{
			match(ANY);
			if ( inputState->guessing==0 ) {
#line 437 "iosacl.g"
				
				importer->tmp_a = "0.0.0.0";
				importer->tmp_nm = "0.0.0.0";
				*dbg << "0.0.0.0/0.0.0.0";
				
#line 1653 "IOSCfgParser.cpp"
			}
			break;
		}
		default:
		{
			throw ANTLR_USE_NAMESPACE(antlr)NoViableAltException(LT(1), getFilename());
		}
		}
	}
	catch (ANTLR_USE_NAMESPACE(antlr)RecognitionException& ex) {
		if( inputState->guessing == 0 ) {
			reportError(ex);
			recover(ex,_tokenSet_8);
		} else {
			throw;
		}
	}
}

static PyObject*
kin_getarray(PyObject *self, PyObject *args)
{
    int kin;
    int job;
    
    if (!PyArg_ParseTuple(args, "ii:kin_getarray", &kin, &job)) 
        return NULL;

    // array attributes
    int iok = -22;
    size_t nrxns = kin_nReactions(kin);
    size_t nsp = kin_nSpecies(kin);
    size_t ix;
    if (job < 45 || job >= 90) ix = nrxns; else ix = nsp;
 
#ifdef HAS_NUMPY
    npy_intp nix = ix;
    PyArrayObject* x = (PyArrayObject*)PyArray_SimpleNew(1, &nix, PyArray_DOUBLE);
#else
    int nix = int(ix);
    PyArrayObject* x = 
        (PyArrayObject*)PyArray_FromDims(1, &nix, PyArray_DOUBLE);
#endif
    double* xd = (double*)x->data;

    switch (job) {
    case 10:
        iok = kin_getFwdRatesOfProgress(kin, nrxns, xd);
        break;
    case 20:
        iok = kin_getRevRatesOfProgress(kin, nrxns, xd);
        break;
    case 30:
        iok = kin_getNetRatesOfProgress(kin, nrxns, xd);
        break;
    case 32:
        iok = kin_getActivationEnergies(kin, nrxns, xd);
        break;
    case 34:
        iok = kin_getFwdRateConstants(kin, nrxns, xd);
        break;
    case 35:
        iok = kin_getRevRateConstants(kin, 1, nrxns, xd);
    case 36:
        iok = kin_getRevRateConstants(kin, 0, nrxns, xd);
        break;
    case 40:
        iok = kin_getEquilibriumConstants(kin, nrxns, xd);
        break;
    case 50:
        iok = kin_getCreationRates(kin, nsp, xd);
        break;
    case 60:
        iok = kin_getDestructionRates(kin, nsp, xd);
        break;
    case 70:
        iok = kin_getNetProductionRates(kin, nsp, xd);
        break;
    case 80:
        iok = kin_getSourceTerms(kin, nsp, xd);
        break;
    case 90:
        iok = kin_getDelta(kin, 0, nrxns, xd);
        break;
    case 91:
        iok = kin_getDelta(kin, 1, nrxns, xd);
        break;
    case 92:
        iok = kin_getDelta(kin, 2, nrxns, xd);
        break;
    case 93:
        iok = kin_getDelta(kin, 3, nrxns, xd);
        break;
    case 94:
        iok = kin_getDelta(kin, 4, nrxns, xd);
        break;
    case 95:
        iok = kin_getDelta(kin, 5, nrxns, xd);
        break;
    default:
        ;
    }
    if (iok >= 0) {
        return PyArray_Return(x);
    }
    else 
        return reportError(iok);
}

void IOSCfgParser::cfgfile() {
	
	try {      // for error handling
		{ // ( ... )+
		int _cnt3=0;
		for (;;) {
			switch ( LA(1)) {
			case LINE_COMMENT:
			{
				comment();
				break;
			}
			case IOSVERSION:
			{
				version();
				break;
			}
			case HOSTNAME:
			{
				hostname();
				break;
			}
			case IP:
			{
				ip_commands();
				break;
			}
			case INTRFACE:
			{
				intrface();
				break;
			}
			case CONTROLLER:
			{
				controller();
				break;
			}
			case VLAN:
			{
				vlan();
				break;
			}
			case ACCESS_LIST:
			{
				access_list_commands();
				break;
			}
			case EXIT:
			{
				exit();
				break;
			}
			case DESCRIPTION:
			{
				description();
				break;
			}
			case SHUTDOWN:
			{
				shutdown();
				break;
			}
			case CERTIFICATE:
			{
				certificate();
				break;
			}
			case QUIT:
			{
				quit();
				break;
			}
			case WORD:
			{
				unknown_command();
				break;
			}
			case NEWLINE:
			{
				match(NEWLINE);
				break;
			}
			default:
			{
				if ( _cnt3>=1 ) { goto _loop3; } else {throw ANTLR_USE_NAMESPACE(antlr)NoViableAltException(LT(1), getFilename());}
			}
			}
			_cnt3++;
		}
		_loop3:;
		}  // ( ... )+
	}
	catch (ANTLR_USE_NAMESPACE(antlr)RecognitionException& ex) {
		if( inputState->guessing == 0 ) {
			reportError(ex);
			recover(ex,_tokenSet_0);
		} else {
			throw;
		}
	}
//.........这里部分代码省略.........

std::unique_ptr<Stmt> FlowParser::callStmt()
{
	// callStmt ::= NAME ['(' exprList ')' | exprList] (';' | LF)
	// 			 | NAME '=' expr [';' | LF]
	// NAME may be a builtin-function, builtin-handler, handler-name, or variable.

	FNTRACE();

	FlowLocation loc(location());
	std::string name = stringValue();
	nextToken(); // IDENT

	std::unique_ptr<Stmt> stmt;
	Symbol* callee = scope()->lookup(name, Lookup::All);
	if (!callee) {
        // XXX assume that given symbol is a auto forward-declared handler.
        callee = (Handler*) globalScope()->appendSymbol(std::make_unique<Handler>(name, loc));
	}

	bool callArgs = false;
	switch (callee->type()) {
		case Symbol::Variable: { // var '=' expr (';' | LF)
			if (!consume(FlowToken::Assign))
				return nullptr;

			std::unique_ptr<Expr> value = expr();
			if (!value)
				return nullptr;

			stmt = std::make_unique<AssignStmt>(static_cast<Variable*>(callee), std::move(value), loc.update(end()));
			break;
		}
		case Symbol::BuiltinHandler:
		case Symbol::BuiltinFunction:
			stmt = std::make_unique<CallStmt>(loc, (Callable*) callee);
			callArgs = true;
			break;
		case Symbol::Handler:
			stmt = std::make_unique<CallStmt>(loc, (Callable*) callee);
            break;
		default:
			break;
	}

	if (callArgs) {
		CallStmt* callStmt = static_cast<CallStmt*>(stmt.get());

		if (token() == FlowToken::RndOpen) {
			nextToken();
            ExprList args;
			bool rv = listExpr(args);
			consume(FlowToken::RndClose);
			if (!rv) return nullptr;
			callStmt->setArgs(std::move(args));
		}
		else if (lexer_->line() == loc.begin.line) {
            ExprList args;
			if (!listExpr(args))
                return nullptr;
			callStmt->setArgs(std::move(args));
		}

        // match call parameters
        FlowVM::Signature sig;
        sig.setName(name);
        sig.setReturnType(callStmt->callee()->signature().returnType()); // XXX cheetah
        std::vector<FlowType> argTypes;
        for (const auto& arg: callStmt->args()) {
            argTypes.push_back(arg->getType());
        }
        sig.setArgs(argTypes);
        if (sig != callStmt->callee()->signature()) {
            reportError("Callee parameter type signature mismatch: %s passed, but %s expected.\n", 
                    sig.to_s().c_str(), callStmt->callee()->signature().to_s().c_str());
            return nullptr;
        }
	}

	switch (token()) {
		case FlowToken::If:
		case FlowToken::Unless:
			return postscriptStmt(std::move(stmt));
		case FlowToken::Semicolon:
			// stmt ';'
			nextToken();
			stmt->location().update(end());
			return stmt;
		default:
			if (stmt->location().end.line != lexer_->line())
				return stmt;

			reportUnexpectedToken();
			return nullptr;
	}
}

void UpdateInstaller::run() throw ()
{
	if (!m_script || !m_script->isValid())
	{
		reportError("Unable to read update script");
		return;
	}
	if (m_installDir.empty())
	{
		reportError("No installation directory specified");
		return;
	}

	std::string updaterPath;
	try
	{
		updaterPath = ProcessUtils::currentProcessPath();
	}
	catch (const FileUtils::IOException&)
	{
		LOG(Error,"error reading process path with mode " + intToStr(m_mode));
		reportError("Unable to determine path of updater");
		return;
	}

	if (m_mode == Setup)
	{
		if (m_waitPid != 0)
		{
			LOG(Info,"Waiting for main app process to finish");
			ProcessUtils::waitForProcess(m_waitPid);
		}

		std::list<std::string> args = updaterArgs();
		args.push_back("--mode");
		args.push_back("main");
		args.push_back("--wait");
		args.push_back(intToStr(ProcessUtils::currentProcessId()));

		int installStatus = 0;
		if (m_forceElevated || !checkAccess())
		{
			LOG(Info,"Insufficient rights to install app to " + m_installDir + " requesting elevation");

			// start a copy of the updater with admin rights
			installStatus = ProcessUtils::runElevated(updaterPath,args,AppInfo::name());
		}
		else
		{
			LOG(Info,"Sufficient rights to install app - restarting with same permissions");
			installStatus = ProcessUtils::runSync(updaterPath,args);
		}

		if (installStatus == 0)
		{
			LOG(Info,"Update install completed");
		}
		else
		{
			LOG(Error,"Update install failed with status " + intToStr(installStatus));
		}

		// restart the main application - this is currently done
		// regardless of whether the installation succeeds or not
		restartMainApp();

		// clean up files created by the updater
		cleanup();
	}
	else if (m_mode == Main)
	{
		LOG(Info,"Starting update installation");

		// the detailed error string returned by the OS
		std::string error;
		// the message to present to the user.  This may be the same
		// as 'error' or may be different if a more helpful suggestion
		// can be made for a particular problem
		std::string friendlyError;

		try
		{
			LOG(Info,"Installing new and updated files");
			installFiles();

			LOG(Info,"Uninstalling removed files");
			uninstallFiles();

			LOG(Info,"Removing backups");
			removeBackups();

			postInstallUpdate();
		}
		catch (const FileUtils::IOException& exception)
		{
			error = exception.what();
			friendlyError = friendlyErrorForError(exception);
		}
		catch (const std::string& genericError)
		{
//.........这里部分代码省略.........

void flowdevicemethods(int nlhs, mxArray* plhs[],
                       int nrhs, const mxArray* prhs[])
{
    int m, iok = 0, n;
    int job = getInt(prhs[1]);
    int i = getInt(prhs[2]);

    double r = Undef;
    double v = Undef;
    if (nrhs > 3) {
        v = getDouble(prhs[3]);
    }

    // constructor
    if (job == 0) {
        n = flowdev_new(i);
        plhs[0] = mxCreateNumericMatrix(1,1,mxDOUBLE_CLASS,mxREAL);
        double* h = mxGetPr(plhs[0]);
        *h = double(n);
        if (n < 0) {
            reportError();
        }
        return;
    }

    // options that do not return a value

    if (job < 20) {
        switch (job) {

        case 1:
            iok = flowdev_del(i);
            break;
        case 2:
            m = getInt(prhs[4]);
            iok = flowdev_install(i, int(v), m);
            break;
        case 3:
            iok = flowdev_setMassFlowRate(i, v);
            break;
        case 4:
            iok = flowdev_setParameters(i, 1, &v);
            break;
        case 5:
            iok = flowdev_setFunction(i, int(v));
            break;
        case 6:
            iok = flowdev_ready(i);
            break;
        case 7:
            iok = flowdev_setMaster(i, int(v));
            break;
        default:
            mexErrMsgTxt("unknown job parameter");
        }
        plhs[0] = mxCreateNumericMatrix(1,1,mxDOUBLE_CLASS,mxREAL);
        double* h = mxGetPr(plhs[0]);
        *h = double(iok);
        if (iok < 0) {
            reportError();
        }
        return;
    }


    // options that return a value of type 'double'

    else if (job < 40) {
        switch (job) {
        case 21:
            r = flowdev_massFlowRate(i, v);
            break;
        default:
            mexErrMsgTxt("unknown job parameter");
        }
        plhs[0] = mxCreateNumericMatrix(1,1,mxDOUBLE_CLASS,mxREAL);
        double* h = mxGetPr(plhs[0]);
        *h = r;
        if (r == Undef) {
            reportError();
        }
        return;
    }
}