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Annotation of 43BSDTahoe/usr.lib/libcurses/scanw.c, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 1981 Regents of the University of California.
        !             3:  * All rights reserved.
        !             4:  *
        !             5:  * Redistribution and use in source and binary forms are permitted
        !             6:  * provided that the above copyright notice and this paragraph are
        !             7:  * duplicated in all such forms and that any documentation,
        !             8:  * advertising materials, and other materials related to such
        !             9:  * distribution and use acknowledge that the software was developed
        !            10:  * by the University of California, Berkeley.  The name of the
        !            11:  * University may not be used to endorse or promote products derived
        !            12:  * from this software without specific prior written permission.
        !            13:  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
        !            14:  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
        !            15:  * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
        !            16:  */
        !            17: 
        !            18: #ifndef lint
        !            19: static char sccsid[] = "@(#)scanw.c    5.3 (Berkeley) 6/30/88";
        !            20: #endif /* not lint */
        !            21: 
        !            22: /*
        !            23:  * scanw and friends
        !            24:  *
        !            25:  */
        !            26: 
        !            27: # include      "curses.ext"
        !            28: 
        !            29: /*
        !            30:  *     This routine implements a scanf on the standard screen.
        !            31:  */
        !            32: scanw(fmt, args)
        !            33: char   *fmt;
        !            34: int    args; {
        !            35: 
        !            36:        return _sscans(stdscr, fmt, &args);
        !            37: }
        !            38: /*
        !            39:  *     This routine implements a scanf on the given window.
        !            40:  */
        !            41: wscanw(win, fmt, args)
        !            42: WINDOW *win;
        !            43: char   *fmt;
        !            44: int    args; {
        !            45: 
        !            46:        return _sscans(win, fmt, &args);
        !            47: }
        !            48: /*
        !            49:  *     This routine actually executes the scanf from the window.
        !            50:  *
        !            51:  *     This is really a modified version of "sscanf".  As such,
        !            52:  * it assumes that sscanf interfaces with the other scanf functions
        !            53:  * in a certain way.  If this is not how your system works, you
        !            54:  * will have to modify this routine to use the interface that your
        !            55:  * "sscanf" uses.
        !            56:  */
        !            57: _sscans(win, fmt, args)
        !            58: WINDOW *win;
        !            59: char   *fmt;
        !            60: int    *args; {
        !            61: 
        !            62:        char    buf[100];
        !            63:        FILE    junk;
        !            64: 
        !            65:        junk._flag = _IOREAD|_IOSTRG;
        !            66:        junk._base = junk._ptr = buf;
        !            67:        if (wgetstr(win, buf) == ERR)
        !            68:                return ERR;
        !            69:        junk._cnt = strlen(buf);
        !            70:        return _doscan(&junk, fmt, args);
        !            71: }

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