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Annotation of 42BSD/usr.lib/libcurses/delch.c, revision 1.1.1.1

1.1       root        1: # include      "curses.ext"
                      2: 
                      3: /*
                      4:  *     This routine performs an insert-char on the line, leaving
                      5:  * (_cury,_curx) unchanged.
                      6:  *
                      7:  * @(#)delch.c 1.2 (Berkeley) 5/11/81
                      8:  */
                      9: wdelch(win)
                     10: reg WINDOW     *win; {
                     11: 
                     12:        reg char        *temp1, *temp2;
                     13:        reg char        *end;
                     14: 
                     15:        end = &win->_y[win->_cury][win->_maxx - 1];
                     16:        temp1 = &win->_y[win->_cury][win->_curx];
                     17:        temp2 = temp1 + 1;
                     18:        while (temp1 < end)
                     19:                *temp1++ = *temp2++;
                     20:        *temp1 = ' ';
                     21:        win->_lastch[win->_cury] = win->_maxx - 1;
                     22:        if (win->_firstch[win->_cury] == _NOCHANGE ||
                     23:            win->_firstch[win->_cury] > win->_curx)
                     24:                win->_firstch[win->_cury] = win->_curx;
                     25:        return OK;
                     26: }

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