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Annotation of 43BSD/usr.lib/libcurses/clrtoeol.c, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 1980 Regents of the University of California.
        !             3:  * All rights reserved.  The Berkeley software License Agreement
        !             4:  * specifies the terms and conditions for redistribution.
        !             5:  */
        !             6: 
        !             7: #ifndef lint
        !             8: static char sccsid[] = "@(#)clrtoeol.c 5.1 (Berkeley) 6/7/85";
        !             9: #endif not lint
        !            10: 
        !            11: # include      "curses.ext"
        !            12: 
        !            13: /*
        !            14:  *     This routine clears up to the end of line
        !            15:  *
        !            16:  */
        !            17: wclrtoeol(win)
        !            18: reg WINDOW     *win; {
        !            19: 
        !            20:        reg char        *sp, *end;
        !            21:        reg int         y, x;
        !            22:        reg char        *maxx;
        !            23:        reg int         minx;
        !            24: 
        !            25:        y = win->_cury;
        !            26:        x = win->_curx;
        !            27:        end = &win->_y[y][win->_maxx];
        !            28:        minx = _NOCHANGE;
        !            29:        maxx = &win->_y[y][x];
        !            30:        for (sp = maxx; sp < end; sp++)
        !            31:                if (*sp != ' ') {
        !            32:                        maxx = sp;
        !            33:                        if (minx == _NOCHANGE)
        !            34:                                minx = sp - win->_y[y];
        !            35:                        *sp = ' ';
        !            36:                }
        !            37:        /*
        !            38:         * update firstch and lastch for the line
        !            39:         */
        !            40:        touchline(win, y, win->_curx, win->_maxx - 1);
        !            41: # ifdef DEBUG
        !            42:        fprintf(outf, "CLRTOEOL: minx = %d, maxx = %d, firstch = %d, lastch = %d\n", minx, maxx - win->_y[y], win->_firstch[y], win->_lastch[y]);
        !            43: # endif
        !            44: }

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