50a63ac8d2
Normalise coding style. White space police. Sprinkle some extra braces to make the flow more clear. No functional changes.
150 lines
3.6 KiB
C
150 lines
3.6 KiB
C
/* $NetBSD: printw.c,v 1.24 2017/01/06 13:53:18 roy Exp $ */
|
|
|
|
/*
|
|
* 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. 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.
|
|
*/
|
|
|
|
#include <sys/cdefs.h>
|
|
#ifndef lint
|
|
#if 0
|
|
static char sccsid[] = "@(#)printw.c 8.3 (Berkeley) 5/4/94";
|
|
#else
|
|
__RCSID("$NetBSD: printw.c,v 1.24 2017/01/06 13:53:18 roy Exp $");
|
|
#endif
|
|
#endif /* not lint */
|
|
|
|
#include <stdarg.h>
|
|
|
|
#include "curses.h"
|
|
#include "curses_private.h"
|
|
|
|
/*
|
|
* printw and friends.
|
|
*/
|
|
|
|
/*
|
|
* printw --
|
|
* Printf on the standard screen.
|
|
*/
|
|
int
|
|
printw(const char *fmt,...)
|
|
{
|
|
va_list ap;
|
|
int ret;
|
|
|
|
va_start(ap, fmt);
|
|
ret = vw_printw(stdscr, fmt, ap);
|
|
va_end(ap);
|
|
return ret;
|
|
}
|
|
/*
|
|
* wprintw --
|
|
* Printf on the given window.
|
|
*/
|
|
int
|
|
wprintw(WINDOW *win, const char *fmt,...)
|
|
{
|
|
va_list ap;
|
|
int ret;
|
|
|
|
va_start(ap, fmt);
|
|
ret = vw_printw(win, fmt, ap);
|
|
va_end(ap);
|
|
return ret;
|
|
}
|
|
/*
|
|
* mvprintw, mvwprintw --
|
|
* Implement the mvprintw commands. Due to the variable number of
|
|
* arguments, they cannot be macros. Sigh....
|
|
*/
|
|
int
|
|
mvprintw(int y, int x, const char *fmt,...)
|
|
{
|
|
va_list ap;
|
|
int ret;
|
|
|
|
if (move(y, x) != OK)
|
|
return ERR;
|
|
va_start(ap, fmt);
|
|
ret = vw_printw(stdscr, fmt, ap);
|
|
va_end(ap);
|
|
return ret;
|
|
}
|
|
|
|
int
|
|
mvwprintw(WINDOW * win, int y, int x, const char *fmt,...)
|
|
{
|
|
va_list ap;
|
|
int ret;
|
|
|
|
if (wmove(win, y, x) != OK)
|
|
return ERR;
|
|
|
|
va_start(ap, fmt);
|
|
ret = vw_printw(win, fmt, ap);
|
|
va_end(ap);
|
|
return ret;
|
|
}
|
|
/*
|
|
* Internal write-buffer-to-window function.
|
|
*/
|
|
static ssize_t
|
|
winwrite(void *cookie, const void *vbuf, size_t n)
|
|
{
|
|
WINDOW *win;
|
|
size_t c;
|
|
const char *buf = vbuf;
|
|
|
|
for (c = 0, win = cookie; c < n; c++) {
|
|
#ifdef DEBUG
|
|
__CTRACE(__CTRACE_MISC, "__winwrite: %c\n", *buf);
|
|
#endif
|
|
if (waddch(win, (chtype) (*buf++ & __CHARTEXT)) == ERR)
|
|
return -1;
|
|
}
|
|
return (ssize_t)n;
|
|
}
|
|
/*
|
|
* vw_printw --
|
|
* This routine actually executes the printf and adds it to the window.
|
|
*/
|
|
int
|
|
vw_printw(WINDOW *win, const char *fmt, va_list ap)
|
|
{
|
|
if (win->fp == NULL) {
|
|
win->fp = funopen2(win, NULL, winwrite, NULL, NULL, NULL);
|
|
if (win->fp == NULL)
|
|
return ERR;
|
|
}
|
|
vfprintf(win->fp, fmt, ap);
|
|
fflush(win->fp);
|
|
return OK;
|
|
}
|
|
|
|
__strong_alias(vwprintw, vw_printw)
|