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Annotation of 42BSD/usr.lib/libcurses/scanw.c, revision 1.1

1.1     ! root        1: /*
        !             2:  * scanw and friends
        !             3:  *
        !             4:  * 1/26/81 (Berkeley) @(#)scanw.c      1.1
        !             5:  */
        !             6: 
        !             7: # include      "curses.ext"
        !             8: 
        !             9: /*
        !            10:  *     This routine implements a scanf on the standard screen.
        !            11:  */
        !            12: scanw(fmt, args)
        !            13: char   *fmt;
        !            14: int    args; {
        !            15: 
        !            16:        return _sscans(stdscr, fmt, &args);
        !            17: }
        !            18: /*
        !            19:  *     This routine implements a scanf on the given window.
        !            20:  */
        !            21: wscanw(win, fmt, args)
        !            22: WINDOW *win;
        !            23: char   *fmt;
        !            24: int    args; {
        !            25: 
        !            26:        return _sscans(win, fmt, &args);
        !            27: }
        !            28: /*
        !            29:  *     This routine actually executes the scanf from the window.
        !            30:  *
        !            31:  *     This is really a modified version of "sscanf".  As such,
        !            32:  * it assumes that sscanf interfaces with the other scanf functions
        !            33:  * in a certain way.  If this is not how your system works, you
        !            34:  * will have to modify this routine to use the interface that your
        !            35:  * "sscanf" uses.
        !            36:  */
        !            37: _sscans(win, fmt, args)
        !            38: WINDOW *win;
        !            39: char   *fmt;
        !            40: int    *args; {
        !            41: 
        !            42:        char    buf[100];
        !            43:        FILE    junk;
        !            44: 
        !            45:        junk._flag = _IOREAD|_IOSTRG;
        !            46:        junk._base = junk._ptr = buf;
        !            47:        if (wgetstr(win, buf) == ERR)
        !            48:                return ERR;
        !            49:        junk._cnt = strlen(buf);
        !            50:        return _doscan(&junk, fmt, args);
        !            51: }

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