changes from mips!dce, most compatibility stuff

[unix-history] / usr / src / usr.bin / window / wwprintf.c

#ifndef lint
static char sccsid[] = "@(#)wwprintf.c  3.6 %G%";
#endif

/*
* Copyright (c) 1983 Regents of the University of California,
* All rights reserved.  Redistribution permitted subject to
* the terms of the Berkeley Software License Agreement.
*/

#include "ww.h"
#include <varargs.h>

/*VARARGS2*/
wwprintf(w, fmt, va_alist)
struct ww *w;
char *fmt;
va_dcl
{
#include <stdio.h>
       struct _iobuf _wwbuf;
       char buf[1024];
       va_list ap;

       /*
        * A danger is that when buf overflows, _flsbuf() will be
        * called automatically.  It doesn't check for _IOSTR.
        * We set the file descriptor to -1 so no actual io will be done.
        */
       _wwbuf._flag = _IOWRT+_IOSTRG;
       _wwbuf._base = _wwbuf._ptr = buf;
       _wwbuf._cnt = sizeof buf;
       _wwbuf._file = -1;                      /* safe */
       va_start(ap);
       _doprnt(fmt, ap, &_wwbuf);
       va_end(ap);
       (void) wwwrite(w, buf, _wwbuf._ptr - buf);
}