/*-
 * Copyright (c) 1989 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	_STDIO_H_
#define	_STDIO_H_

#include <sys/cdefs.h>

#include <machine/ansi.h>
#ifdef	_SIZE_T_
typedef	_SIZE_T_	size_t;
#undef	_SIZE_T_
#endif

#ifndef NULL
#define	NULL	0
#endif

#define	BUFSIZ	1024
#define _SBFSIZ	8
extern	struct	_iobuf {
	int	_cnt;
	unsigned char *_ptr;
	unsigned char *_base;
	int	_bufsiz;
	short	_flag;
	char	_file;		/* should be short */
} _iob[];

#define _IOFBF	0
#define	_IOREAD	01
#define	_IOWRT	02
#define	_IONBF	04
#define	_IOMYBUF	010
#define	_IOEOF	020
#define	_IOERR	040
#define	_IOSTRG	0100
#define	_IOLBF	0200
#define	_IORW	0400
#define	FILE	struct _iobuf
#define	EOF	(-1)

#define	stdin	(&_iob[0])
#define	stdout	(&_iob[1])
#define	stderr	(&_iob[2])

#ifdef lint	/* so that lint likes (void)putc(a,b) */
extern int putc();
extern int getc();
#else
#define	getc(p)		(--(p)->_cnt>=0? ((int)*(p)->_ptr++):_filbuf(p))
#define putc(x, p)	(--(p)->_cnt >= 0 ?\
	(int)(*(p)->_ptr++ = (unsigned char)(x)) :\
	(((p)->_flag & _IOLBF) && -(p)->_cnt < (p)->_bufsiz ?\
		((*(p)->_ptr = (unsigned char)(x)) != '\n' ?\
			(int)(*(p)->_ptr++) :\
			_flsbuf(*(unsigned char *)(p)->_ptr, p)) :\
		_flsbuf((unsigned char)(x), p)))
#endif
#define	getchar()	getc(stdin)
#define	putchar(x)	putc((x),stdout)
#define	feof(p)		(((p)->_flag&_IOEOF)!=0)
#define	ferror(p)	(((p)->_flag&_IOERR)!=0)
#define	fileno(p)	((p)->_file)
#define	clearerr(p)	(void) ((p)->_flag &= ~(_IOERR|_IOEOF))

/*
 * Functions defined in ANSI C standard.
 */
__BEGIN_DECLS
void	 clearerr __P((FILE *));
int	 fclose __P((FILE *));
int	 feof __P((FILE *));
int	 ferror __P((FILE *));
int	 fflush __P((FILE *));
int	 fgetc __P((FILE *));
char	*fgets __P((char *, size_t, FILE *));
FILE	*fopen __P((const char *, const char *));
int	 fprintf __P((FILE *, const char *, ...));
int	 fputc __P((int, FILE *));
int	 fputs __P((const char *, FILE *));
int	 fread __P((void *, size_t, size_t, FILE *));
FILE	*freopen __P((const char *, const char *, FILE *));
int	 fscanf __P((FILE *, const char *, ...));
int	 fseek __P((FILE *, long, int));
long	 ftell __P((const FILE *));
int	 fwrite __P((const void *, size_t, size_t, FILE *));
int	 getc __P((FILE *));
int	 getchar __P((void));
char	*gets __P((char *));
#if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
extern int sys_nerr;			/* perror(3) external variables */
extern char *sys_errlist[];
#endif
void	 perror __P((const char *));
int	 printf __P((const char *, ...));
int	 putc __P((int, FILE *));
int	 putchar __P((int));
int	 puts __P((const char *));
int	 remove __P((const char *));
int	 rename  __P((const char *, const char *));
void	 rewind __P((FILE *));
int	 scanf __P((const char *, ...));
void	 setbuf __P((FILE *, char *));
int	 setvbuf __P((FILE *, char *, int, size_t));
int	 sprintf __P((char *, const char *, ...));
int	 sscanf __P((char *, const char *, ...));
FILE	*tmpfile __P((void));
char	*tmpnam __P((char *));
int	 ungetc __P((int, FILE *));
int	 vfprintf __P((FILE *, const char *, _VA_LIST_));
int	 vprintf __P((const char *, _VA_LIST_));
int	 vsprintf __P((char *, const char *, _VA_LIST_));
__END_DECLS

/*
 * Functions defined in POSIX 1003.1.
 */
#ifndef _ANSI_SOURCE
#define	L_cuserid	9	/* size for cuserid(); UT_NAMESIZE + 1 */
#define	L_ctermid	1024	/* size for ctermid(); PATH_MAX */
#define P_tmpdir	"t:"
#define L_tmpnam	(sizeof(P_tmpdir) + 15)

__BEGIN_DECLS
char	*ctermid __P((char *));
FILE	*fdopen __P((int, const char *));
int	 fileno __P((FILE *));

int	_flsbuf(unsigned c, FILE *iop);
int	_filbuf(FILE *iop);

__END_DECLS
#endif /* not ANSI */

# endif /* _STDIO_H_ */