last few day's work

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

#ifndef lint
static  char *sccsid = "@(#)wwprintf.c  3.1 83/08/11";
#endif

#include "ww.h"

/*VARARGS2*/
wwprintf(w, fmt, args)
struct ww *w;
char *fmt;
{
       struct _iobuf _wwbuf;
       static char buf[1024];

       /*
        * 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 */
       _doprnt(fmt, &args, &_wwbuf);
       return wwwrite(w, buf, _wwbuf._ptr - buf);
}