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/* @(#)printf.c 1.14 03/06/15 Copyright 1985, 1989, 1995-2003 J. Schilling */
/*
* Copyright (c) 1985, 1989, 1995-2003 J. Schilling
*/
/*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with
* this program; see the file COPYING. If not, write to the Free Software
* Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include <mconfig.h>
#ifdef printf
# define __no_undef__
#else
# define printf __nothing__
#endif
#ifdef fprintf
# define __no_undef2__
#else
# define fprintf __nothing2__
#endif
#include <stdio.h>
#include <vadefs.h>
#include <standard.h>
#include <schily.h>
#ifndef __no_undef__
# undef printf
#endif
#ifndef __no_undef2__
# undef fprintf
#endif
#define BFSIZ 256
typedef struct {
short cnt;
char *ptr;
char buf[BFSIZ];
int count;
FILE *f;
} *BUF, _BUF;
LOCAL void _bflush __PR((BUF));
LOCAL void _bput __PR((char, long));
EXPORT int fprintf __PR((FILE *, const char *, ...)) __printflike__(2, 3);
EXPORT int printf __PR((const char *, ...)) __printflike__(1, 2);
LOCAL void
_bflush(bp)
register BUF bp;
{
bp->count += bp->ptr - bp->buf;
if (filewrite(bp->f, bp->buf, bp->ptr - bp->buf) < 0)
bp->count = EOF;
bp->ptr = bp->buf;
bp->cnt = BFSIZ;
}
#ifdef PROTOTYPES
LOCAL void
_bput(char c, long l)
#else
LOCAL void
_bput(c, l)
char c;
long l;
#endif
{
register BUF bp = (BUF)l;
*bp->ptr++ = c;
if (--bp->cnt <= 0)
_bflush(bp);
}
/* VARARGS2 */
#ifdef PROTOTYPES
EXPORT int
printf(const char *form, ...)
#else
EXPORT int
printf(form, va_alist)
char *form;
va_dcl
#endif
{
va_list args;
_BUF bb;
bb.ptr = bb.buf;
bb.cnt = BFSIZ;
bb.count = 0;
bb.f = stdout;
#ifdef PROTOTYPES
va_start(args, form);
#else
va_start(args);
#endif
format(_bput, (long)&bb, form, args);
va_end(args);
if (bb.cnt < BFSIZ)
_bflush(&bb);
return (bb.count);
}
/* VARARGS3 */
#ifdef PROTOTYPES
EXPORT int
fprintf(FILE *file, const char *form, ...)
#else
EXPORT int
fprintf(file, form, va_alist)
FILE *file;
char *form;
va_dcl
#endif
{
va_list args;
_BUF bb;
bb.ptr = bb.buf;
bb.cnt = BFSIZ;
bb.count = 0;
bb.f = file;
#ifdef PROTOTYPES
va_start(args, form);
#else
va_start(args);
#endif
format(_bput, (long)&bb, form, args);
va_end(args);
if (bb.cnt < BFSIZ)
_bflush(&bb);
return (bb.count);
}
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