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Diffstat (limited to 'lib/libcurses/scanw.c')
| -rw-r--r-- | lib/libcurses/scanw.c | 175 |
1 files changed, 175 insertions, 0 deletions
diff --git a/lib/libcurses/scanw.c b/lib/libcurses/scanw.c new file mode 100644 index 00000000000..d8d79fd2355 --- /dev/null +++ b/lib/libcurses/scanw.c @@ -0,0 +1,175 @@ +/* + * Copyright (c) 1981, 1993, 1994 + * The Regents of the University of California. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#ifndef lint +static char sccsid[] = "@(#)scanw.c 8.3 (Berkeley) 5/4/94"; +#endif /* not lint */ + +/* + * scanw and friends. + */ + +#ifdef __STDC__ +#include <stdarg.h> +#else +#include <varargs.h> +#endif + +#include "curses.h" + +/* + * scanw -- + * Implement a scanf on the standard screen. + */ +int +#ifdef __STDC__ +scanw(const char *fmt, ...) +#else +scanw(fmt, va_alist) + char *fmt; + va_dcl +#endif +{ + va_list ap; + int ret; + +#ifdef __STDC__ + va_start(ap, fmt); +#else + va_start(ap); +#endif + ret = vwscanw(stdscr, fmt, ap); + va_end(ap); + return (ret); +} + +/* + * wscanw -- + * Implements a scanf on the given window. + */ +int +#ifdef __STDC__ +wscanw(WINDOW *win, const char *fmt, ...) +#else +wscanw(win, fmt, va_alist) + WINDOW *win; + char *fmt; + va_dcl +#endif +{ + va_list ap; + int ret; + +#ifdef __STDC__ + va_start(ap, fmt); +#else + va_start(ap); +#endif + ret = vwscanw(win, fmt, ap); + va_end(ap); + return (ret); +} + +/* + * mvscanw, mvwscanw -- + * Implement the mvscanw commands. Due to the variable number of + * arguments, they cannot be macros. Another sigh.... + */ +int +#ifdef __STDC__ +mvscanw(register int y, register int x, const char *fmt,...) +#else +mvscanw(y, x, fmt, va_alist) + register int y, x; + char *fmt; + va_dcl +#endif +{ + va_list ap; + int ret; + + if (move(y, x) != OK) + return (ERR); +#ifdef __STDC__ + va_start(ap, fmt); +#else + va_start(ap); +#endif + ret = vwscanw(stdscr, fmt, ap); + va_end(ap); + return (ret); +} + +int +#ifdef __STDC__ +mvwscanw(register WINDOW * win, register int y, register int x, + const char *fmt, ...) +#else +mvwscanw(win, y, x, fmt, va_alist) + register WINDOW *win; + register int y, x; + char *fmt; + va_dcl +#endif +{ + va_list ap; + int ret; + + if (move(y, x) != OK) + return (ERR); +#ifdef __STDC__ + va_start(ap, fmt); +#else + va_start(ap); +#endif + ret = vwscanw(win, fmt, ap); + va_end(ap); + return (ret); +} + +/* + * vwscanw -- + * This routine actually executes the scanf from the window. + */ +int +vwscanw(win, fmt, ap) + WINDOW *win; + const char *fmt; + va_list ap; +{ + + char buf[1024]; + + return (wgetstr(win, buf) == OK ? + vsscanf(buf, fmt, ap) : ERR); +} |