From: Daniel Berger <djberge@...>
Date: 2003-10-31T23:44:46+09:00
Subject: Re: 64-bit Ruby on Solaris?



ts wrote:
> 
> >>>>> "D" == Daniel Berger <djberge@qwest.com> writes:
> 
> D> Ok - below is the stdio.h file.  Please let me know what else you need.
> 
>  It's best if you give also stdio_impl.h (if it exist)
> 
> Guy Decoux

Ok - I've attached 3 stdio files, including stdio_impl.h, in case it's
best to have them all handy.

Regards,

Dan


/*
 * Copyright (c) 1998, by Sun Microsystems, Inc.
 * All rights reserved.
 */

/*
 * Extensions to the stdio package
 */

#ifndef _STDIO_EXT_H
#define	_STDIO_EXT_H

#pragma ident	"@(#)stdio_ext.h	1.2	99/06/10 SMI"

#include <stdio.h>

#ifdef	__cplusplus
extern "C" {
#endif

/*
 * Even though the contents of the stdio FILE structure have always been
 * private to the stdio implementation, over the years some programs have
 * needed to get information about a stdio stream that was not accessible
 * through a supported interface. These programs have resorted to accessing
 * fields of the FILE structure directly, rendering them possibly non-portable
 * to new implementations of stdio, or more likely, preventing enhancements
 * to stdio because those programs will break.
 *
 * In the 64-bit world, the FILE structure is opaque. The routines here
 * are provided as a way to get the information that used to be retrieved
 * directly from the FILE structure. They are based on the needs of
 * existing programs (such as 'mh' and 'emacs'), so they may be extended
 * as other programs are ported. Though they may still be non-portable to
 * other operating systems, they will work from each Solaris release to
 * the next. More portable interfaces are being developed.
 */

#define	FSETLOCKING_QUERY	0
#define	FSETLOCKING_INTERNAL	1
#define	FSETLOCKING_BYCALLER	2

extern size_t __fbufsize(FILE *stream);
extern int __freading(FILE *stream);
extern int __fwriting(FILE *stream);
extern int __freadable(FILE *stream);
extern int __fwritable(FILE *stream);
extern int __flbf(FILE *stream);
extern void __fpurge(FILE *stream);
extern size_t __fpending(FILE *stream);
extern void _flushlbf(void);
extern int __fsetlocking(FILE *stream, int type);

#ifdef	__cplusplus
}
#endif

#endif	/* _STDIO_EXT_H */



/*
 * Copyright (c) 1998-2001 by Sun Microsystems, Inc.
 * All rights reserved.
 */

#ifndef _STDIO_IMPL_H
#define	_STDIO_IMPL_H

#pragma ident	"@(#)stdio_impl.h	1.13	01/11/16 SMI"

#include <sys/isa_defs.h>

#ifdef	__cplusplus
extern "C" {
#endif

#ifndef _SSIZE_T
#define	_SSIZE_T
#if defined(_LP64) || defined(_I32LPx)
typedef long	ssize_t;		/* size of something in bytes or -1 */
#else
typedef int	ssize_t;		/* (historical version) */
#endif
#endif	/* !_SSIZE_T */

#ifdef	_LP64

#ifndef	_FILE64_H

struct __FILE_TAG {
	long	__pad[16];
};

#endif	/* _FILE64_H */

#else

struct __FILE_TAG	/* needs to be binary-compatible with old versions */
{
#ifdef _STDIO_REVERSE
	unsigned char	*_ptr;	/* next character from/to here in buffer */
	ssize_t		_cnt;	/* number of available characters in buffer */
#else
	ssize_t		_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 */
	unsigned	__orientation:2; /* the orientation of the stream */
	unsigned	__ionolock:1;	/* turn off implicit locking */
	unsigned	__seekable:1;	/* is file seekable? */
	unsigned	__filler:4;
};

#endif	/*	_LP64	*/

#ifdef	__cplusplus
}
#endif

#endif	/* _STDIO_IMPL_H */



/*
 * Copyright (c) 1998 by Sun Microsystems, Inc.
 * All rights reserved.
 */

#ifndef _STDIO_TAG_H
#define	_STDIO_TAG_H

#pragma ident	"@(#)stdio_tag.h	1.3	98/04/20 SMI"

#ifdef	__cplusplus
extern "C" {
#endif

#ifndef	__FILE_TAG
#if	defined(__cplusplus) && (__cplusplus < 54321L)
#define	__FILE_TAG	FILE
#else
#define	__FILE_TAG	__FILE
#endif
typedef struct __FILE_TAG __FILE;
#endif

#ifdef	__cplusplus
}
#endif

#endif	/* _STDIO_TAG_H */