/*
        Copyright 07/20/98 Sun Microsystems, Inc. All Rights Reserved
*/

#if !defined(__STD_CSTDIO) && !defined(__STD_STDIO_H)
#define __STD_CSTDIO

#include <sys/feature_tests.h>
#include <sys/va_list.h>

#ifndef	NULL
#define	NULL	0
#endif

#define	BUFSIZ	1024

#if !defined(_LP64) && (_FILE_OFFSET_BITS == 64 || defined(_LARGEFILE64_SOURCE))
/*
 * The following typedefs are adopted from ones in <sys/types.h> (with leading
 * underscores added to avoid polluting the ANSI C name space).  See the
 * commentary there for further explanation.
 */
#if !defined(_NO_LONGLONG)
typedef	long long	__longlong_t;
#else
/* used to reserve space and generate alignment */
typedef union {
   double	_d;
   int	_l[2];
} __longlong_t;
#endif
#endif	/* !_LP64 && _FILE_OFFSET_BITS == 64 || defined(_LARGEFILE64_SOURCE) */

#if defined(_XOPEN_SOURCE) && (_XOPEN_VERSION - 0 >= 4) && !defined(_VA_LIST)
#define	_VA_LIST
typedef	__va_list va_list;
#endif	/* defined(_XOPEN_SOURCE) && (_XOPEN_VERSION - 0 >= 4) && ... */

#if #machine(i386) || defined(__i386)
#define	_NFILE	60	/* initial number of streams: Intel x86 ABI */
#else
#define	_NFILE	20	/* initial number of streams: SPARC ABI and default */
#endif

#if defined(i386) || defined(__i386)
#define	_NFILE	60	/* initial number of streams: Intel x86 ABI */
#else
#define	_NFILE	20	/* initial number of streams: SPARC ABI and default */
#endif

#define	_SBFSIZ	8	/* compatibility with shared libs */

#define	_IOFBF		0000	/* full buffered */
#define	_IOLBF		0100	/* line buffered */
#define	_IONBF		0004	/* not buffered */
#define	_IOEOF		0020	/* EOF reached on read */
#define	_IOERR		0040	/* I/O error from system */

#define	_IOREAD		0001	/* currently reading */
#define	_IOWRT		0002	/* currently writing */
#define	_IORW		0200	/* opened for reading and writing */
#define	_IOMYBUF	0010	/* stdio malloc()'d buffer */

#ifndef EOF
#define	EOF	(-1)
#endif

#define	FOPEN_MAX	_NFILE
#define	FILENAME_MAX    1024	/* max # of characters in a path name */

#define	SEEK_SET	0
#define	SEEK_CUR	1
#define	SEEK_END	2
#define	TMP_MAX		17576	/* 26 * 26 * 26 */

#define	L_tmpnam	25	/* (sizeof(P_tmpdir) + 15) */

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

#ifndef _STRUCT_FILE  // needed for cwchar
#define _STRUCT_FILE

#if !defined(__SunOS_5_4) && !defined(__SunOS_5_5) && !defined(__SunOS_5_5_1) && !defined(__SunOS_5_6)
#include <stdio_tag.h>
#include <stdio_impl.h>
#else
struct __FILE  /* needs to be binary-compatible with old versions */
{
#ifdef _STDIO_REVERSE
        unsigned char   *_ptr;  /* next character from/to here in buffer */
        int             _cnt;   /* number of available characters in buffer */
#else
        int             _cnt;   /* number of available characters in buffer */
        unsigned char   *_ptr;  /* next character from/to here in buffer */
#endif
        unsigned char   *_base; /* the buffer */
        unsigned char   _flag;  /* the state of the stream */
        unsigned char   _file;  /* UNIX System file descriptor */
};
#endif /* _STDIO_REVERSE */
#endif /* !defined(__SunOS_5_4) ... !defined(__SunOS_5_6) */

extern "C" __FILE	__iob[_NFILE];

namespace std {

typedef __FILE FILE;

// C++ Standard functions and types

#if defined(_LP64) || defined(_I32LPx)
typedef unsigned long	size_t;		/* size of something in bytes */
#else
typedef unsigned int	size_t;		/* (historical version) */
#endif

#if defined(_LP64) || _FILE_OFFSET_BITS == 32 || defined(__SunOS_5_5_1) 
typedef long		fpos_t;
#else
typedef __longlong_t	fpos_t;
#endif

#ifndef _STDIO_ALLOCATE
extern "C" unsigned char	 _sibuf[], _sobuf[];
#endif

#ifndef _LP64
extern "C" unsigned char	*_bufendtab[];
extern "C" FILE		*_lastbuf;
#endif

#ifndef	_LP64
extern "C" int	__filbuf(FILE *);
extern "C" int	__flsbuf(int, FILE *);
#endif	/*	_LP64	*/

extern "C" {

int	remove(const char *);
int	rename(const char *, const char *);
FILE	*tmpfile(void);
char	*tmpnam(char *);
int	fclose(FILE *);
int	fflush(FILE *);
FILE	*fopen(const char *, const char *);
FILE	*freopen(const char *, const char *, FILE *);
void	setbuf(FILE *, char *);
int	setvbuf(FILE *, char *, int, size_t);
int	fprintf(FILE *, const char *, ...);
int	fscanf(FILE *, const char *, ...);
int	printf(const char *, ...);
int	scanf(const char *, ...);
int	sprintf(char *, const char *, ...);
int	sscanf(const char *, const char *, ...);
int	vfprintf(FILE *, const char *, __va_list);
int	vprintf(const char *, __va_list);
int	vsprintf(char *, const char *, __va_list);
int	fgetc(FILE *);
char	*fgets(char *, int, FILE *);
int	fputc(int, FILE *);
int	fputs(const char *, FILE *);
int	getc(FILE *);
int	getchar(void);
char	*gets(char *);
int	putc(int, FILE *);
int	putchar(int);
int	puts(const char *);
int	ungetc(int, FILE *);
size_t	fread(void *, size_t, size_t, FILE *);
size_t	fwrite(const void *, size_t, size_t, FILE *);
int	fgetpos(FILE *, fpos_t *);
int	fseek(FILE *, long, int);
int	fsetpos(FILE *, const fpos_t *);
long	ftell(FILE *);
void	rewind(FILE *);
void	clearerr(FILE *);
int	feof(FILE *);
int	ferror(FILE *);
void	perror(const char *);

} /* extern C */

} /* namespace std */

#endif /* __STD_stdio */