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- /*
- * Copyright (c) 1981 Regents of the University of California.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms are permitted
- * provided that the above copyright notice and this paragraph are
- * duplicated in all such forms and that any documentation,
- * advertising materials, and other materials related to such
- * distribution and use acknowledge that the software was developed
- * by the University of California, Berkeley. The name of the
- * University may not be used to endorse or promote products derived
- * from this software without specific prior written permission.
- * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
- * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
- */
-
- #ifndef lint
- static char sccsid[] = "@(#)scanw.c 5.3 (Berkeley) 6/30/88";
- #endif /* not lint */
-
- /*
- * scanw and friends
- *
- */
-
- # include "curses.ext"
- # include <string.h>
- # include <stdarg.h>
-
- /*
- * This routine implements a scanf on the standard screen.
- */
- #ifdef __STDC__
- int scanw(char *fmt, ...)
- #else
- scanw(fmt)
- char *fmt;
- #endif
- {
- va_list argp;
-
- va_start(argp, fmt);
- return _sscans(stdscr, fmt, argp);
- }
- /*
- * This routine implements a scanf on the given window.
- */
- #ifdef __STDC__
- int wscanw(WINDOW *win, char *fmt, ...)
- #else
- wscanw(win, fmt, args)
- WINDOW *win;
- char *fmt;
- #endif
- {
- va_list argp;
-
- va_start(argp, fmt);
- return _sscans(win, fmt, argp);
- }
-
- #ifdef atarist
-
- /* modelled on the code from the new GCC library (originally from Dale
- * Schumacher's dLibs library).
- */
-
- static int sgetc(s)
- unsigned char **s;
- {
- register unsigned char c;
-
- c = *(*s)++;
- return((c == '\0') ? EOF : c);
- }
-
- static int sungetc(c, s)
- int c;
- unsigned char **s;
- {
- if(c == EOF)
- c = '\0';
- return(*--(*s) = c);
- }
-
- #ifdef __STDC__
- int _sscans(WINDOW *win, char *fmt, ...)
- #else
- int _sscans(win, fmt)
- WINDOW *win;
- char *fmt;
- #endif
- {
- char buf[128], *junk;
- extern int _scanf();
- va_list argp;
-
- if (wgetstr(win, buf) < 0)
- return ERR;
- va_start(argp, fmt);
- junk = buf;
- return(_scanf(&junk, sgetc, sungetc, fmt, argp));
- }
-
- #else /* original BSD routines */
-
- /*
- * This routine actually executes the scanf from the window.
- *
- * This is really a modified version of "sscanf". As such,
- * it assumes that sscanf interfaces with the other scanf functions
- * in a certain way. If this is not how your system works, you
- * will have to modify this routine to use the interface that your
- * "sscanf" uses.
- */
- #ifdef __STDC__
- int _sscans(win, fmt, ...)
- #else
- int _sscans(win, fmt)
- WINDOW *win;
- char *fmt;
- #endif
- {
-
- char buf[100];
- FILE junk;
- va_list argp;
-
- junk._flag = _IOREAD|_IOSTRG;
- junk._base = junk._ptr = buf;
- if (wgetstr(win, buf) == ERR)
- return ERR;
- va_start(argp, fmt);
- junk._cnt = strlen(buf);
- return _doscan(&junk, fmt, argp);
- }
- #endif /* atarist */
-