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Annotation of 43BSDTahoe/usr.lib/libcurses/scanw.c, revision 1.1.1.1

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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