Ejemplo n.º 1
0
/*
 * NullResponse - give null response for keystroke
 */
vi_rc NullResponse( void )
{
    if( !EditFlags.EscapeMessage ) {
        ClearWindow( MessageWindow );
    } else {
        DisplayFileStatus();
    }
    UnselectRegion();
    return( ERR_NO_ERR );

} /* NullResponse */
Ejemplo n.º 2
0
vi_rc DoHelp( char *data )
{
    char        *hfile;
    char        *tstr;
    int         token;
    vi_rc       rc;
    char        path[FILENAME_MAX];
    char        tmp[MAX_STR];
    int         i;

    RemoveLeadingSpaces( data );
    token = Tokenize( helpCmds, data, false );
    if( token == TOK_INVALID ) {
        if( data[0] == 0 ) {
            strcpy( tmp, "Topics: " );
            for( i = 0; i < nHelpFiles; i++ ) {
                if( i != 0 ) {
                    strcat( tmp, ", " );
                }
                strcat( tmp, GetTokenString( helpCmds, i ) );
            }
            Message1( "%s", tmp );
        } else {
            Error( "No help on topic %s", data );
        }
        return( DO_NOT_CLEAR_MESSAGE_WINDOW );
    }
    hfile = helpFiles[token];
    GetFromEnv( hfile, path );
    if( path[0] == 0 ) {
        Error( "Help file %s not found", hfile );
        return( DO_NOT_CLEAR_MESSAGE_WINDOW );
    }
    EditFlags.ViewOnly = true;
    rc = EditFile( path, false );
    EditFlags.ViewOnly = false;
    if( rc != ERR_NO_ERR ) {
        return( rc );
    }
    tstr = GetTokenString( helpCmds, token );
    strcpy( tmp, tstr );
    strlwr( tmp );
    strcat( tmp, " Help" );
    tmp[0] = toupper( tmp[0] );
    CurrentFile->read_only = false;
    AddString2( &(CurrentFile->name), tmp );
    SetFileWindowTitle( CurrentWindow, CurrentInfo, true );
    DisplayFileStatus();
    return( ERR_NO_ERR );

} /* DoHelp */
Ejemplo n.º 3
0
/*
 * doInitializeEditor - do just that
 */
static void doInitializeEditor( int argc, char *argv[] )
{
    int         i, arg, cnt, ocnt, startcnt = 0;
    srcline     sline;
    int         k, j;
    char        tmp[FILENAME_MAX], c[1];
    char        buff[MAX_STR], file[MAX_STR], **list;
    char        cmd[MAX_STR * 2];
    char        *parm;
    char        *startup[MAX_STARTUP];
    char        *startup_parms[MAX_STARTUP];
    vi_rc       rc;
    vi_rc       rc1;

    /*
     * Make sure WATCOM is setup and if it is not, make a best guess.
     */
    watcom_setup_env();

    /*
     * If EDPATH is not set, use system default %WATCOM%\EDDAT.
     */
    if( getenv( "EDPATH" ) == NULL ) {
        char *watcom;

        watcom = getenv( "WATCOM" );
        if( watcom != NULL ) {
            char edpath[FILENAME_MAX];

            sprintf( edpath, "%s%c%s", watcom, FILE_SEP, "eddat" );

            if( setenv( "EDPATH", edpath, 0 ) != 0 ) {
                /*
                 * Bail out silently on error, as we will get error message later on.
                 */
            }
        }
    }

    /*
     * misc. set up
     */
    MaxMemFree = MemSize();
    StaticStart();
    FTSInit();
    BoundDataInit();
    EditFlags.Starting = true;
    InitCommandLine();
    ChkExtendedKbd();
    SSInitBeforeConfig();

    GetCWD1( &HomeDirectory );
    GetCWD1( &CurrentDirectory );
    SetCWD( HomeDirectory );
    if( cfgFN == NULL ){
        cfgFN = DupString( CFG_NAME );
    }

    checkFlags( &argc, argv, startup, startup_parms, &startcnt );
    ScreenInit();
    SetWindowSizes();
    EditFlags.ClockActive = false;
    SetInterrupts();
#ifdef __WIN__
    InitClrPick();
    InitFtPick();
    SubclassGenericInit();
    CursorOp( COP_INIT );
#else
    InitColors();
#endif
    InitSavebufs();
    InitKeyMaps();

    /*
     * initial configuration
     */
    EditVars.Majick = MemStrDup( "()~@" );
    EditVars.FileEndString = MemStrDup( "[END_OF_FILE]" );
    MatchInit();
    SetGadgetString( NULL );
    WorkLine = MemAlloc( sizeof( line ) + EditVars.MaxLine + 2 );
    WorkLine->len = -1;

    sline = 0;
    if( cfgFN[0] != 0 ) {
        c[0] = 0;
        rc = Source( cfgFN, c, &sline );
        if( rc == ERR_FILE_NOT_FOUND ) {
#ifdef __WIN__
            CloseStartupDialog();
            MessageBox( (HWND)NULLHANDLE, "Could not locate configuration information; please make sure your EDPATH environment variable is set correctly",
                        EditorName, MB_OK );
            ExitEditor( -1 );
#else
            rc = ERR_NO_ERR;
#endif
        }
    } else {
        rc = ERR_NO_ERR;
    }
    if( wantNoReadEntireFile ) {
        EditFlags.ReadEntireFile = false;
    }
    VerifyTmpDir();
    while( LostFileCheck() );
    HookScriptCheck();

    if( EditFlags.Quiet ) {
        EditFlags.Spinning = false;
        EditFlags.Clock = false;
    }
    ExtendedMemoryInit();

    /*
     * more misc. setup
     */
    if( EditVars.WordDefn == NULL ) {
        EditVars.WordDefn = DupString( &WordDefnDefault[6] );
        InitWordSearch( EditVars.WordDefn );
    }
    if( EditVars.WordAltDefn == NULL ) {
        EditVars.WordAltDefn = DupString( WordDefnDefault );
    }
    if( EditVars.TagFileName == NULL ) {
        EditVars.TagFileName = DupString( "tags" );
    }
    DotBuffer = MemAlloc( (maxdotbuffer + 2) * sizeof( vi_key ) );
    AltDotBuffer = MemAlloc( (maxdotbuffer + 2) * sizeof( vi_key ) );
    DotCmd = MemAlloc( (maxdotbuffer + 2) * sizeof( vi_key ) );
    SwapBlockInit( EditVars.MaxSwapBlocks );
    ReadBuffer = MemAlloc( MAX_IO_BUFFER + 6 );
    WriteBuffer = MemAlloc( MAX_IO_BUFFER + 6 );
    FindHistInit( EditVars.FindHist.max );
    FilterHistInit( EditVars.FilterHist.max );
    CLHistInit( EditVars.CLHist.max );
    LastFilesHistInit( EditVars.LastFilesHist.max );
    GetClockStart();
    GetSpinStart();
    SelRgnInit();
    SSInitAfterConfig();
#if defined( VI_RCS )
    ViRCSInit();
#endif

    /*
     * create windows
     */
    StartWindows();
    InitMouse();
    rc1 = NewMessageWindow();
    if( rc1 != ERR_NO_ERR ) {
        FatalError( rc1 );
    }
    DoVersion();
    rc1 = InitMenu();
    if( rc1 != ERR_NO_ERR ) {
        FatalError( rc1 );
    }
    EditFlags.SpinningOurWheels = true;
    EditFlags.ClockActive = true;
    EditFlags.DisplayHold = true;
    rc1 = NewStatusWindow();
    if( rc1 != ERR_NO_ERR ) {
        FatalError( rc1 );
    }
    EditFlags.DisplayHold = false;

    MaxMemFreeAfterInit = MemSize();

    /*
     * look for a tag: if there is one, set it up as the file to start
     */
    EditFlags.WatchForBreak = true;
    if( cTag != NULL && !EditFlags.NoInitialFileLoad ) {
#if defined( __NT__ ) && !defined( __WIN__ )
        {
            if( !EditFlags.Quiet ) {
                SetConsoleActiveScreenBuffer( OutputHandle );
            }
        }
#endif
        rc1 = LocateTag( cTag, file, buff );
        cFN = file;
        if( rc1 != ERR_NO_ERR ) {
            if( rc1 == ERR_TAG_NOT_FOUND ) {
                Error( GetErrorMsg( rc1 ), cTag );
                ExitEditor( 0 );
            }
            FatalError( rc1 );
        }
    }

    /*
     * start specified file(s)
     */
    cmd[0] = 'e';
    cmd[1] = 0;

    arg = argc - 1;
    k = 1;
    while( !EditFlags.NoInitialFileLoad ) {

        if( cFN == nullFN && !EditFlags.UseNoName ) {
            break;
        }

#ifdef __NT__
        {
            int     k2;
            int     arg2;
            char    path[_MAX_PATH];
            int     found;
            int     fd;
            size_t  len;
            size_t  len1;
            char    *p;

            /*
             * check for the existence of a file name containing spaces, and open it if
             * there is one
             */
            len = _MAX_PATH - 1;
            found = 0;
            p = path;
            arg2 = arg;
            for( k2 = k; argv[k2] != NULL; ) {
                len1 = strlen( argv[k2] );
                if( len1 > len )
                    break;
                memcpy( p, argv[k2], len1 );
                p += len1;
                *p = '\0';
                len -= len1;
                --arg2;
                ++k2;
                fd = open( path, O_RDONLY );
                if( fd != -1 ) {
                    close( fd );
                    k = k2;
                    arg = arg2;
                    found = 1;
                    break;
                }
                *p++ = ' ';
            }
            if( found ) {
#ifndef __UNIX__
                len1 = strlen( path );
                if( path[len1 - 1] == '.' )
                    path[len1 - 1] = '\0';
#endif
                rc1 = NewFile( path, false );
                if( rc1 != ERR_NO_ERR ) {
                    FatalError( rc1 );
                }
                cFN = argv[k];
                if( arg < 1 ) {
                    break;
                }
                continue;
            }
        }
#endif

        strcat( cmd, SingleBlank );
        strcat( cmd, cFN );
        ocnt = cnt = ExpandFileNames( cFN, &list );
        if( cnt == 0 ) {
            cnt = 1;
        } else {
            cFN = list[0];
        }

        for( j = 0; j < cnt; j++ ) {
            rc1 = NewFile( cFN, false );
            if( rc1 != ERR_NO_ERR && rc1 != NEW_FILE ) {
                FatalError( rc1 );
            }
            if( EditFlags.BreakPressed ) {
                break;
            }
            if( cnt > 0 && j < cnt - 1 ) {
                cFN = list[j + 1];
            }
        }
        if( ocnt > 0 ) {
            MemFreeList( ocnt, list );
        }
        if( EditFlags.BreakPressed ) {
            ClearBreak();
            break;
        }
        k++;
        arg--;
        if( cTag != NULL || arg < 1 ) {
            break;
        }
        cFN = argv[k];
    }
    if( EditFlags.StdIOMode ) {
        rc1 = NewFile( "stdio", false );
        if( rc1 != ERR_NO_ERR ) {
            FatalError( rc1 );
        }
    }
    EditFlags.WatchForBreak = false;
    EditFlags.Starting = false;

    /*
     * if there was a tag, do the appropriate search
     */
    if( cTag != NULL && !EditFlags.NoInitialFileLoad ) {
        if( buff[0] != '/' ) {
            i = atoi( buff );
            rc1 = GoToLineNoRelCurs( i );
        } else {
            rc1 = FindTag( buff );
        }
        if( rc1 > 0 ) {
            Error( GetErrorMsg( rc1 ) );
        }
    }

    /*
     * try to run startup file
     */
    if( EditFlags.RecoverLostFiles ) {
        startcnt = 0;
    }
    for( i = 0; i < startcnt; i++ ) {
        GetFromEnv( startup[i], tmp );
        ReplaceString( &cfgFN, tmp );
        if( cfgFN[0] != 0 ) {
            if( startup_parms[i] != NULL ) {
                parm = startup_parms[i];
            } else {
                c[0] = 0;
                parm = c;
            }
#if defined( __NT__ ) && !defined( __WIN__ )
            {
                if( !EditFlags.Quiet ) {
                    SetConsoleActiveScreenBuffer( OutputHandle );
                }
            }
#endif
            sline = 0;
            rc = Source( cfgFN, parm, &sline );
        }
    }
    if( rc > ERR_NO_ERR ) {
        Error( "%s on line %u of \"%s\"", GetErrorMsg( rc ), sline, cfgFN );
    }
    if( argc == 1 ) {
        LoadHistory( NULL );
    } else {
        LoadHistory( cmd );
    }
    if( EditVars.GrepDefault == NULL ) {
        EditVars.GrepDefault = DupString( "*.(c|h)" );
    }
    if( goCmd[0] != 0 ) {
        KeyAddString( goCmd );
    }
    if( keysToPush != NULL ) {
        KeyAddString( keysToPush );
    }
#ifdef __WIN__
    if( lineToGoTo != 0 ) {
        SetCurrentLine( lineToGoTo );
        NewCursor( CurrentWindow, EditVars.NormalCursorType );
    }
#endif
    AutoSaveInit();
    HalfPageLines = WindowAuxInfo( CurrentWindow, WIND_INFO_TEXT_LINES ) / 2 - 1;
#if defined( _M_X64 )
    VarAddGlobalStr( "OSX64", "1" );
#elif defined( _M_IX86 ) && !defined( _M_I86 )
    VarAddGlobalStr( "OS386", "1" );
#endif
    if( EditVars.StatusString == NULL ) {
        EditVars.StatusString = DupString( "L:$6L$nC:$6C" );
    }
    UpdateStatusWindow();
#ifdef __WIN__
    if( CurrentInfo == NULL ) {
        // no file loaded - screen is disconcertenly empty - reassure
        DisplayFileStatus();
    }
#endif
    NewCursor( CurrentWindow, EditVars.NormalCursorType );
#if defined( __NT__ ) && !defined( __WIN__ )
    {
        SetConsoleActiveScreenBuffer( OutputHandle );
    }
#endif

} /* doInitializeEditor */
Ejemplo n.º 4
0
/*
 * NewFile - load up a new file
 */
vi_rc NewFile( char *name, bool same_file )
{
    vi_rc       rc;
    bool        dup;
    status_type oldstatus;

    dup = EditFlags.DuplicateFile;
    EditFlags.DuplicateFile = false;
    oldstatus = UpdateCurrentStatus( CSTATUS_READING );

    ScreenPage( 1 );
#ifdef __WIN__
    EditFlags.ResizeableWindow = true;
#endif
    rc = createNewFile( name, same_file );
    if( rc != ERR_NO_ERR && rc != NEW_FILE ) {
        ScreenPage( -1 );
        if( !EditFlags.Starting ) {
            MoveWindowToFrontDammit( MessageWindow, true );
            MoveWindowToFrontDammit( CurrentWindow, true );
        }
        UpdateCurrentStatus( oldstatus );
        return( rc );
    }
    GoToLineNoRelCurs( 1 );
    GoToColumnOnCurrentLine( 1 );
    FileSPVAR();
    SaveCurrentInfo();
    if( !same_file ) {
        inReadHook++;
        rc = SourceHook( SRC_HOOK_READ, rc );
        inReadHook--;
    }

    /*
     * back from hook, so all loadings are done
     * (who should have priority - hook or fts commands?)
     */
#if 0
    rc = FTSRunCmds( CurrentFile->name );
    FTSRunCmds( CurrentFile->name );
#endif

    /*
     * reset the screen to the display page, display everything
     */
    ScreenPage( -1 );
    MoveWindowToFrontDammit( CurrentWindow, true );
    UpdateStatusWindow();
    SetWindowCursor();
    DCDisplayAllLines();
    EditFlags.DuplicateFile = dup;
    DisplayFileStatus();
    SaveCurrentInfo();
    ActiveWindow( CurrentWindow );
    VarAddRandC();
    SetModifiedVar( false );
    UpdateCurrentStatus( oldstatus );
    if( !same_file && !inReadHook ) {
        UpdateLastFileList( CurrentFile->name );
    }
#ifdef __WIN__
    DCUpdateAll();
    ResetEditWindowCursor( CurrentWindow );
    SetWindowCursorForReal();
    GotoFile( CurrentWindow );
#endif
    return( rc );

} /* NewFile */
Ejemplo n.º 5
0
/*
 * RunCommandLine - run a command line command
 */
vi_rc RunCommandLine( const char *cmdl )
{
    int         i, x, y, x2, y2;
    bool        n1f, n2f;
    int         tkn, flag;
    bool        test1;
    linenum     n1, n2;
    char        st[FILENAME_MAX];
    info        *cinfo;
    long        val;
    jmp_buf     jmpaddr;
    vi_rc       rc;
    const char  *data;

    /*
     * parse command string
     */
    tkn = TOK_INVALID;
    rc = ParseCommandLine( cmdl, &n1, &n1f, &n2, &n2f, &tkn, &data );
    if( rc != ERR_NO_ERR ) {
        return( rc );
    }
    if( !n2f ) {
        if( !n1f ) {
            n1 = n2 = CurrentPos.line;
        } else {
            n2 = n1;
        }
    }

    /*
     * process tokens
     */
    rc = ERR_INVALID_COMMAND;
    test1 = n1f || n2f;
    switch( tkn ) {
    case PCL_T_ABOUT:
        rc = DoAboutBox();
        break;
    case PCL_T_PUSH:
        rc = PushFileStackAndMsg();
        break;
    case PCL_T_POP:
        rc = PopFileStack();
        break;
    case PCL_T_EXECUTE:
        data = SkipLeadingSpaces( data );
        if( *data != '\0' ) {
            key_map     scr;

            rc = AddKeyMap( &scr, data );
            if( rc != ERR_NO_ERR ) {
                break;
            }
            rc = RunKeyMap( &scr, 1L );
            MemFree( scr.data );
        }
        break;

    case PCL_T_DELETEMENU:
        rc = DoMenuDelete( data );
        break;
    case PCL_T_DELETEMENUITEM:
        rc = DoItemDelete( data );
        break;
    case PCL_T_ADDMENUITEM:
        rc = AddMenuItem( data );
        break;
    case PCL_T_MAXIMIZE:
        rc = MaximizeCurrentWindow();
        break;
    case PCL_T_MINIMIZE:
        rc = MinimizeCurrentWindow();
        break;
    case PCL_T_EXITFILESONLY:
        if( !ExitWithPrompt( false, false ) ) {
            rc = ERR_EXIT_ABORTED;
        } else {
            rc = ERR_NO_ERR;
        }
        break;
    case PCL_T_EXITALL:
        if( !ExitWithPrompt( true, false ) ) {
            rc = ERR_EXIT_ABORTED;
        } else {
            rc = ERR_NO_ERR;
        }
        break;
    case PCL_T_QUITALL:
        ExitWithVerify();
        rc = ERR_NO_ERR;
        break;
    case PCL_T_KEYADD:
        data = SkipLeadingSpaces( data );
        KeyAddString( data );
        rc = ERR_NO_ERR;
        break;

    case PCL_T_UNALIAS:
        rc = UnAlias( data );
        break;

    case PCL_T_UNABBREV:
        rc = UnAbbrev( data );
        break;

    case PCL_T_UNMAP:
    case PCL_T_UNMAP_DMT:
        flag = MAPFLAG_MESSAGE + MAPFLAG_UNMAP;
        if( tkn == PCL_T_UNMAP_DMT ) {
            flag |= MAPFLAG_DAMMIT;
        }
        rc = MapKey( flag, data );
        break;

    case PCL_T_EVAL:
        data = Expand( dataBuff, data, NULL );
        i = setjmp( jmpaddr );
        if( i != 0 ) {
            rc = (vi_rc)i;
        } else {
            StartExprParse( data, jmpaddr );
            val = GetConstExpr();
            ltoa( val, st, EditVars.Radix );
            Message1( "%s", st );
            rc = ERR_NO_ERR;
        }
        break;

    case PCL_T_COMPILE:
    case PCL_T_SOURCE:
    case PCL_T_LOAD:
        {
            char        *tstr;
            srcline     sline;

            data = GetNextWord1( data, st );
            if( *st == '\0' ) {
                rc = ERR_NO_FILE_SPECIFIED;
                break;
            }

            if( tkn == PCL_T_COMPILE ) {
                EditFlags.CompileScript = true;
                if( st[0] == '-' ) {
                    if( st[1] == 'a' || st[1] == 'A' ) {
                        EditFlags.CompileAssignments = true;
                        if( st[1] == 'A' ) {
                            EditFlags.CompileAssignmentsDammit = true;
                        }
                        data = GetNextWord1( data, st);
                        if( *st == '\0' ) {
                            rc = ERR_NO_FILE_SPECIFIED;
                            break;
                        }
                    }
                }
            }
            if( tkn == PCL_T_LOAD ) {
                EditFlags.LoadResidentScript = true;
            }
            sline = 0;
            rc = Source( st, data, &sline );

            EditFlags.LoadResidentScript = false;
            EditFlags.CompileScript = false;
            EditFlags.CompileAssignments = false;
            EditFlags.CompileAssignmentsDammit = false;
            if( EditFlags.SourceScriptActive ) {
                LastError = rc;
            }
            if( rc > ERR_NO_ERR ) {
                Error( "%s on line %u of \"%s\"", GetErrorMsg( rc ), sline, st );
            } else {
                if( rc != DO_NOT_CLEAR_MESSAGE_WINDOW ) {
                    if( tkn != PCL_T_SOURCE ) {
                        if( tkn == PCL_T_LOAD ) {
                            tstr = strLoad;
                        } else {
                            tstr = strCompile;
                        }
                        Message1( "Script \"%s\" %s, %u lines generated, %d errors",
                                        st, tstr, sline, SourceErrCount );
                        rc = DO_NOT_CLEAR_MESSAGE_WINDOW;
                    }
                }
            }
            break;
        }

    case PCL_T_GENCONFIG:
#ifndef __WIN__
        data = GetNextWord1( data,st );
        if( *st != '\0' ) {
            rc = GenerateConfiguration( st, true );
        } else {
            rc = GenerateConfiguration( NULL, true );
        }
#else
        {
            bool temp = EditFlags.SaveConfig;
            EditFlags.SaveConfig = true;
            WriteProfile();
            EditFlags.SaveConfig = temp;
            rc = ERR_NO_ERR;
        }
#endif
        break;

    case PCL_T_COMPRESS:
        rc = CompressWhiteSpace();
        break;

    case PCL_T_EXPAND:
        rc = ExpandWhiteSpace();
        break;

    case PCL_T_SHOVE:
        rc = Shift( n1, n2, '>', true );
        break;

    case PCL_T_SUCK:
        rc = Shift( n1, n2, '<', true );
        break;

    case PCL_T_FILES:
        if( EditFlags.LineDisplay ) {
            rc = DisplayFileStatus();
        } else {
            rc = EditFileFromList();
        }
        break;

    case PCL_T_NEXT:
        rc = RotateFileForward();
        break;

    case PCL_T_PREV:
        rc = RotateFileBackwards();
        break;

    case PCL_T_HELP:
        rc = DoHelp( data );
        break;

    case PCL_T_VIEW:
    case PCL_T_VIEW_DMT:
        EditFlags.ViewOnly = true;
    case PCL_T_EDIT:
    case PCL_T_EDIT_DMT:
        rc = EditFile( data, ( tkn == PCL_T_VIEW_DMT || tkn == PCL_T_EDIT_DMT ) );
        EditFlags.ViewOnly = false;
        break;

    case PCL_T_OPEN:
        rc = OpenWindowOnFile( data );
        break;

    case PCL_T_HIDE:
    case PCL_T_HIDE_DMT:
        rc = HideLineRange( n1, n2, ( tkn == PCL_T_HIDE_DMT ) );
        break;

    case PCL_T_DELETE:
        rc = SetSavebufNumber( data );
        if( rc != ERR_NO_ERR ) {
            break;
        }
        if( SelRgn.selected && !EditFlags.LineBased ) {
            AddSelRgnToSavebufAndDelete();
            rc = ERR_NO_ERR;
            // @ may have turned this on - it is now definitely off
            SelRgn.selected = false;
        } else {
            rc = DeleteLineRange( n1, n2, SAVEBUF_FLAG );
        }
        if( rc == ERR_NO_ERR ) {
            DCDisplayAllLines();
            LineDeleteMessage( n1, n2 );
        }
        break;

    case PCL_T_SAVEANDEXIT:
        data = GetNextWord1( data, st );
        if( *st == '\0' ) {
            rc = SaveAndExit( st );
        } else {
            rc = SaveAndExit( NULL );
        }
        break;

    case PCL_T_PUT:
    case PCL_T_PUT_DMT:
        rc = SetSavebufNumber( data );
        if( rc != ERR_NO_ERR ) {
            break;
        }
        rc = SaveAndResetFilePos( n1 );
        if( rc == ERR_NO_ERR ) {
            if( tkn == PCL_T_PUT ) {
                rc = InsertSavebufAfter();
            } else {
                rc = InsertSavebufBefore();
            }
            RestoreCurrentFilePos();
        }
        break;

    case PCL_T_YANK:
        rc = SetSavebufNumber( data );
        if( rc != ERR_NO_ERR ) {
            break;
        }
        if( SelRgn.selected && !EditFlags.LineBased ) {
            rc = YankSelectedRegion();
            // @ may have turned this on - it is now definitely off
            SelRgn.selected = false;
        } else {
            rc = YankLineRange( n1, n2 );
        }
        break;

    case PCL_T_SUBSTITUTE:
        rc = Substitute( n1, n2, data );
        break;

    case PCL_T_GLOBAL:
    case PCL_T_GLOBAL_DMT:
        if( !test1 ) {
            n1 = 1;
            rc = CFindLastLine( &n2 );
            if( rc != ERR_NO_ERR ) {
                break;
            }
        }
        rc = Global( n1,n2, data, ( tkn == PCL_T_GLOBAL_DMT ) );
        break;

    case PCL_T_WRITEQUIT:
        if( CurrentFile == NULL ) {
            rc = NextFile();
        } else {
            CurrentFile->modified = true;
            data = GetNextWord1( data, st );
            if( *st != '\0' ) {
                rc = SaveAndExit( st );
            } else {
                rc = SaveAndExit( NULL );
            }
        }
        break;

    case PCL_T_WRITE:
    case PCL_T_WRITE_DMT:
        data = GetNextWord1( data, st );
        if( test1 ) {
            if( *st == '\0' ) {
                rc = ERR_NO_FILE_SPECIFIED;
            } else {
                rc = SaveFile( st, n1, n2, ( tkn == PCL_T_WRITE_DMT ) );
            }
        } else {
            if( st[0] != '\0' ) {
#ifdef __WIN__
                if( st[0] == '?' && st[1] == '\0' ) {
                    rc = SaveFileAs();
                    break;
                } else {
                    rc = SaveFile( st, -1, -1, ( tkn == PCL_T_WRITE_DMT ) );
                }
#else
                rc = SaveFile( st, -1, -1, ( tkn == PCL_T_WRITE_DMT ) );
#endif
            } else {
                rc = SaveFile( NULL, -1, -1, ( tkn == PCL_T_WRITE_DMT ) );
                if( rc == ERR_NO_ERR ) {
                    Modified( false );
                }
            }
        }
        break;

    case PCL_T_READ:
        rc = ReadAFile( n1, data );
        break;

    case PCL_T_QUIT:
#ifdef __WIN__
        rc = CurFileExitOptionSaveChanges();
#else
        rc = NextFile();
#endif
        break;
    case PCL_T_QUIT_DMT:
        rc = NextFileDammit();
        break;

    case PCL_T_DATE:
        GetDateTimeString( st );
        Message1( st );
        rc = DO_NOT_CLEAR_MESSAGE_WINDOW;
        break;

    case PCL_T_CD:
        data = GetNextWord1( data, st );
        if( *st != '\0' ) {
            rc = SetCWD( st );
        } else {
            rc = ERR_NO_ERR;
        }
        if( rc == ERR_NO_ERR ) {
            Message1( "Current directory is %s",CurrentDirectory );
        }
        break;

    case PCL_T_SHELL:
    EVIL_SHELL:
        {
#if defined( __NT__ ) && !defined( __WIN__ )
            ExecCmd( NULL, NULL, NULL );
#else
            char foo[FILENAME_MAX];

            strcpy( foo, Comspec );
            ExecCmd( NULL, NULL, foo );
#endif
            DoVersion();
            rc = ERR_NO_ERR;
        }
        break;

    case PCL_T_SYSTEM:
        if( n1f && n2f ) {
            rc = DoGenericFilter( n1, n2, data );
        } else {
            data = SkipLeadingSpaces( data );
            if( *data == '\0' ) {
                goto EVIL_SHELL;
            }
            ExecCmd( NULL, NULL, data );
            rc = ERR_NO_ERR;
        }
        break;

    case PCL_T_RESIZE:
        rc = ResizeCurrentWindowWithKeys();
        break;

    case PCL_T_TILE:
        data = GetNextWord1( data, st );
        if( st[0] != '\0' ) {
            if( st[0] == 'v' ) {
                y = 1;
                for( x = 0, cinfo = InfoHead; cinfo != NULL; cinfo = cinfo->next ) {
                    x++;
                }
            } else if( st[0] == 'h' ) {
                x = 1;
                for( y = 0, cinfo = InfoHead; cinfo != NULL; cinfo = cinfo->next ) {
                    y++;
                }
            } else {
                x = atoi( st );
                data = GetNextWord1( data, st );
                if( *st == '\0' ) {
                    break;
                } else {
                    y = atoi( st );
                }
            }
        } else {
            x = EditVars.MaxWindowTileX;
            y = EditVars.MaxWindowTileY;
        }
        if( x > 0 && y > 0) {
            rc = WindowTile( x, y );
        }
        break;

    case PCL_T_CASCADE:
        rc = WindowCascade();
        break;

    case PCL_T_MOVEWIN:
        rc = MoveCurrentWindowWithKeys();
        break;

    case PCL_T_TAG:
        data = GetNextWord1( data, st );
        if( *st != '\0' ) {
            rc = TagHunt( st );
        }
        break;

    case PCL_T_FGREP:
        {
            bool        ci;

            data = SkipLeadingSpaces( data );
            ci = EditFlags.CaseIgnore;
            if( data[0] == '-' ) {
                if( data[1] == 'c' ) {
                    ci = false;
                    data += 2;
                    data = SkipLeadingSpaces( data );
                    rc = GetStringWithPossibleQuote( &data, st );
                } else if( data[1] == 'i' ) {
                    ci = true;
                    data += 2;
                    data = SkipLeadingSpaces( data );
                    rc = GetStringWithPossibleQuote( &data, st );
                } else if( data[1] == 'f' ) {
                    data += 2;
                    data = SkipLeadingSpaces( data );
#ifdef __WIN__
                    // call fancy grep window
                    {
                        fancy_find      *ff;
                        /* ff will be set to point at a static fancy find struct
                         * in the snoop module */
                        char snoopbuf[FILENAME_MAX];

                        if( !GetSnoopStringDialog( &ff ) ) {
                            return( ERR_NO_ERR );
                        }

                        strcpy( snoopbuf, ff->path );
                        /* assume no string means current directory */
                        if( strlen( snoopbuf ) &&
                            snoopbuf[strlen( snoopbuf ) - 1] != '\\' ){
                            strcat( snoopbuf, "\\" );
                        }
                        MySprintf( st, "%s", ff->find );
                        strcat( snoopbuf, ff->ext );
                        ci = ff->case_ignore;
                        if( !ff->use_regexp ) {
                            //MakeExpressionNonRegular( st );
                            rc = DoFGREP( snoopbuf, st, ci );
                        } else {
                            rc = DoEGREP( snoopbuf, st );
                        }
                        break;
                    }
#endif
                }
            } else {
                rc = GetStringWithPossibleQuote( &data, st );
            }
            if( rc != ERR_NO_STRING ) {
                rc = DoFGREP( data, st, ci );
            }
        }
        break;

    case PCL_T_EGREP:
        rc = GetStringWithPossibleQuote( &data, st );
        if( rc != ERR_NO_STRING ) {
            rc = DoEGREP( data, st );
        }
        break;

    case PCL_T_SIZE:
        data = GetNextWord1( data, st );
        if( *st == '\0' ) {
            break;
        }
        x = atoi( st );
        data = GetNextWord1( data, st );
        if( *st == '\0' ) {
            break;
        }
        y = atoi( st );
        data = GetNextWord1( data, st );
        if( *st == '\0' ) {
            break;
        }
        x2 = atoi( st );
        data = GetNextWord1( data, st );
        if( *st == '\0' ) {
            break;
        }
        y2 = atoi( st );
        rc = CurrentWindowResize( x, y, x2, y2 );
        break;

    case PCL_T_ECHO:
        data = GetNextWord1( data, st );
        if( *st == '\0' ) {
            break;
        }
        rc = ERR_NO_ERR;
        if( !stricmp( st, "on" ) ) {
            EditFlags.EchoOn = true;
            break;
        } else if( !stricmp( st, "off" ) ) {
            EditFlags.EchoOn = false;
            break;
        }
        x = atoi( st );
        data = SkipLeadingSpaces( data );
        /*
         * FIXME: This is not good - I will definately have to
         * fix this code up. But right now I have to get the
         * editor ready for tomorrow. Brad.
         */
        if( data[0] == '"' || data[0] == '/' ) {
            GetStringWithPossibleQuote( &data, st );
            if( x > 2 ) {
                /* this is obviously a sick individual */
                Error( "Invalid Echo" );
            } else if( x == 1 ) {
                Message1( st );
            } else if( x == 2 ) {
                Message2( st );
            }
            // DisplayLineInWindow( MessageWindow, x, st );
        } else {
            if( x > 2 ) {
                /* this is obviously a sick individual */
                Error( "Invalid Echo" );
            } else if( x == 1 ) {
                Message1( data );
            } else if( x == 2 ) {
                Message2( data );
            }
            // DisplayLineInWindow( MessageWindow, x, data );
        }
        break;
#ifdef VI_RCS
    case PCL_T_CHECKOUT:
        rc = ERR_NO_ERR;
#ifdef __WINDOWS__
        if( isOS2() ) break; // OS/2 shell returns before checkout finishes
#endif
        if( CurrentFile != NULL ) {
            rc = ViRCSCheckout( rc );
        }
        break;
    case PCL_T_CHECKIN:
        if( CurrentFile != NULL ) {
            rc = ViRCSCheckin( rc );
        }
        break;
#endif
    default:
        if( tkn >= 1000 ) {
            rc = ProcessEx( n1, n2, n2f, tkn - 1000, data );
            break;
        }
        rc = TryCompileableToken( tkn, data, true );
        if( rc != NOT_COMPILEABLE_TOKEN ) {
            break;
        }
        rc = ProcessWindow( tkn, data );
        if( rc >= ERR_NO_ERR ) {
            break;
        }
    case TOK_INVALID:
        if( n1f && !n2f ) {
            if( !n1 ) {
                n1 = 1;
            }
            MemorizeCurrentContext();
            rc = GoToLineNoRelCurs( n1 );
            if( rc == ERR_NO_ERR ) {
                GoToColumnOnCurrentLine( 1 );
                if( EditFlags.LineDisplay ) {
                    MyPrintf( "%s\n", CurrentLine->data );
                }
            }
            return( rc );
        }
        rc = ERR_INVALID_COMMAND;
        break;
    }

    if( rc == ERR_NO_ERR ) {
        rc = DO_NOT_CLEAR_MESSAGE_WINDOW;
    }
    return( rc );

} /* RunCommandLine */