コード例 #1
0
ファイル: runner.cpp プロジェクト: FOSSEE-Internship/scilab
int StaticRunner::launch()
{
    //set execution thread in java
    if (!initialJavaHooks && getScilabMode() != SCILAB_NWNI)
    {
        initialJavaHooks = true;
        // Execute the initial hooks registered in Scilab.java
        ExecuteInitialHooks();
    }

    int iRet = 0;
    // get the runner to execute
    std::unique_ptr<Runner> runMe(getRunner());
    // set if the current comment is interruptible
    setInterruptibleCommand(runMe->isInterruptible());
    debugger::DebuggerMagager* manager = debugger::DebuggerMagager::getInstance();

    ConfigVariable::resetExecutionBreak();

    int oldMode = ConfigVariable::getPromptMode();
    symbol::Context* pCtx = symbol::Context::getInstance();
    int scope = pCtx->getScopeLevel();

    // a TCL command display nothing
    int iOldPromptMode = 0;
    if (runMe->getCommandOrigin() == TCLSCI)
    {
        iOldPromptMode = ConfigVariable::getPromptMode();
        ConfigVariable::setPromptMode(-1);
    }

    try
    {
        int level = ConfigVariable::getRecursionLevel();
        try
        {
            runMe->getProgram()->accept(*(runMe->getVisitor()));
        }
        catch (const ast::RecursionException& re)
        {
            // management of pause
            if (ConfigVariable::getPauseLevel())
            {
                ConfigVariable::DecreasePauseLevel();
                throw re;
            }

            //close opened scope during try
            while (pCtx->getScopeLevel() > scope)
            {
                pCtx->scope_end();
            }

            //decrease recursion to init value and close where
            while (ConfigVariable::getRecursionLevel() > level)
            {
                ConfigVariable::where_end();
                ConfigVariable::decreaseRecursion();
            }

            ConfigVariable::resetWhereError();
            ConfigVariable::setPromptMode(oldMode);

            //print msg about recursion limit and trigger an error
            wchar_t sz[1024];
            os_swprintf(sz, 1024, _W("Recursion limit reached (%d).\n").data(), ConfigVariable::getRecursionLimit());
            throw ast::InternalError(sz);
        }
    }
    catch (const ast::InternalError& se)
    {
        if (runMe->getCommandOrigin() == TCLSCI)
        {
            ConfigVariable::setPromptMode(iOldPromptMode);
        }

        std::wostringstream ostr;
        ConfigVariable::whereErrorToString(ostr);
        scilabErrorW(ostr.str().c_str());
        scilabErrorW(se.GetErrorMessage().c_str());
        ConfigVariable::resetWhereError();
        iRet = 1;
    }
    catch (const ast::InternalAbort& ia)
    {
        if (runMe->getCommandOrigin() == TCLSCI)
        {
            ConfigVariable::setPromptMode(iOldPromptMode);
        }

        // management of pause
        if (ConfigVariable::getPauseLevel())
        {
            ConfigVariable::DecreasePauseLevel();
            throw ia;
        }

        // close all scope before return to console scope
        symbol::Context* pCtx = symbol::Context::getInstance();
        while (pCtx->getScopeLevel() > scope)
        {
            pCtx->scope_end();
        }

        // send the good signal about the end of execution
        sendExecDoneSignal(runMe.get());

        //clean debugger step flag if debugger is not interrupted ( end of debug )
        manager->resetStep();
        throw ia;
    }

    if (runMe->getCommandOrigin() == TCLSCI)
    {
        ConfigVariable::setPromptMode(iOldPromptMode);
    }

    if (getScilabMode() != SCILAB_NWNI && getScilabMode() != SCILAB_API)
    {
        char *cwd = NULL;
        int err = 0;

        UpdateBrowseVar();
        cwd = scigetcwd(&err);
        if (cwd)
        {
            FileBrowserChDir(cwd);
            FREE(cwd);
        }
    }

    // reset error state when new prompt occurs
    ConfigVariable::resetError();

    // send the good signal about the end of execution
    sendExecDoneSignal(runMe.get());

    //clean debugger step flag if debugger is not interrupted ( end of debug )
    manager->resetStep();
    return iRet;
}
コード例 #2
0
ファイル: GetCommandLine.c プロジェクト: rossdrummond/scilab
/*
 * Previously called zzledt... Called by Fortran...
 * Now renamed to EventLoopPrompt
 * @TODO remove unused arg buf_size, menusflag, modex & dummy1
 */
void C2F(eventloopprompt) (char *buffer, int *buf_size, int *len_line, int *eof)
{

    if (getScilabMode() == SCILAB_API)
    {
        return;
    }

    if (!initialJavaHooks && getScilabMode() != SCILAB_NWNI)
    {
        initialJavaHooks = TRUE;
        // Execute the initial hooks registered in Scilab.java
        ExecuteInitialHooks();
    }

    /* if not an interactive terminal */
#ifdef _MSC_VER
    /* if file descriptor returned is -2 stdin is not associated with an input stream */
    /* example : echo plot3d | scilex -nw -e */
    if (!isatty(fileno(stdin)) && (fileno(stdin) != -2) && getScilabMode() != SCILAB_STD)
#else
    if (!isatty(fileno(stdin)) && getScilabMode() != SCILAB_STD)
#endif
    {
        /* remove newline character if there */
        if (__CommandLine != NULL)
        {
            /* read a line into the buffer, but not too
             * big */
            *eof = (fgets(__CommandLine, *buf_size, stdin) == NULL);
            *len_line = (int)strlen(__CommandLine);
            /* remove newline character if there */
            if (__CommandLine[*len_line - 1] == '\n')
            {
                (*len_line)--;
            }
            return;
        }
    }

    if (!initialized)
    {
        initAll();
    }

    __LockSignal(pReadyForLaunch);

    if (__CommandLine)
    {
        FREE(__CommandLine);
        __CommandLine = NULL;
    }
    __CommandLine = strdup("");

    if (ismenu() == 0)
    {
        if (!WatchGetCmdLineThreadAlive)
        {
            if (WatchGetCmdLineThread)
            {
                __WaitThreadDie(WatchGetCmdLineThread);
            }
            if (getScilabMode() != SCILAB_NWNI)
            {

                char *cwd = NULL;

                int err = 0;

                UpdateBrowseVar(TRUE);
                cwd = scigetcwd(&err);
                if (cwd)
                {
                    FileBrowserChDir(cwd);
                    FREE(cwd);
                }
            }
            __CreateThread(&WatchGetCmdLineThread, &watchGetCommandLine);
            WatchGetCmdLineThreadAlive = TRUE;
        }
        if (!WatchStoreCmdThreadAlive)
        {
            if (WatchStoreCmdThread)
            {
                __WaitThreadDie(WatchStoreCmdThread);
            }
            __CreateThread(&WatchStoreCmdThread, &watchStoreCommand);
            WatchStoreCmdThreadAlive = TRUE;
        }

        __Wait(&TimeToWork, pReadyForLaunch);
    }
    __UnLockSignal(pReadyForLaunch);

    /*
    ** WARNING : Old crappy f.... code
    ** do not change reference to buffer
    ** or fortran will be lost !!!!
    */
    if (__CommandLine)
    {
        strcpy(buffer, __CommandLine);
    }
    else
    {
        strcpy(buffer, "");
    }
    *len_line = (int)strlen(buffer);

    *eof = FALSE;
}