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#ifndef _SYS__DEFAULT_FCNTL_H_

#ifdef __cplusplus

extern "C" {

#endif

#define _SYS__DEFAULT_FCNTL_H_

#include <_ansi.h>

#define _FOPEN          (-1)    /* from sys/file.h, kernel use only */

#define _FREAD          0x0001  /* read enabled */

#define _FWRITE         0x0002  /* write enabled */

#define _FAPPEND        0x0008  /* append (writes guaranteed at the end) */

#define _FMARK          0x0010  /* internal; mark during gc() */

#define _FDEFER         0x0020  /* internal; defer for next gc pass */

#define _FASYNC         0x0040  /* signal pgrp when data ready */

#define _FSHLOCK        0x0080  /* BSD flock() shared lock present */

#define _FEXLOCK        0x0100  /* BSD flock() exclusive lock present */

#define _FCREAT         0x0200  /* open with file create */

#define _FTRUNC         0x0400  /* open with truncation */

#define _FEXCL          0x0800  /* error on open if file exists */

#define _FNBIO          0x1000  /* non blocking I/O (sys5 style) */

#define _FSYNC          0x2000  /* do all writes synchronously */

#define _FNONBLOCK      0x4000  /* non blocking I/O (POSIX style) */

#define _FNDELAY        _FNONBLOCK      /* non blocking I/O (4.2 style) */

#define _FNOCTTY        0x8000  /* don't assign a ctty on this open */

#define O_ACCMODE       (O_RDONLY|O_WRONLY|O_RDWR)

/*

 * Flag values for open(2) and fcntl(2)

 * The kernel adds 1 to the open modes to turn it into some

 * combination of FREAD and FWRITE.

 */

#define O_RDONLY        0                /* +1 == FREAD */

#define O_WRONLY        1               /* +1 == FWRITE */

#define O_RDWR          2               /* +1 == FREAD|FWRITE */

#define O_APPEND        _FAPPEND

#define O_CREAT         _FCREAT

#define O_TRUNC         _FTRUNC

#define O_EXCL          _FEXCL

#define O_SYNC          _FSYNC

/*      O_NDELAY        _FNDELAY        set in include/fcntl.h */

/*      O_NDELAY        _FNBIO          set in include/fcntl.h */

#define O_NONBLOCK      _FNONBLOCK

#define O_NOCTTY        _FNOCTTY

/* For machines which care - */

#if defined (_WIN32) || defined (__CYGWIN__)

#define _FBINARY        0x10000

#define _FTEXT          0x20000

#define _FNOINHERIT     0x40000

#define O_BINARY        _FBINARY

#define O_TEXT          _FTEXT

#define O_NOINHERIT     _FNOINHERIT

/* The windows header files define versions with a leading underscore.  */

#define _O_RDONLY       O_RDONLY

#define _O_WRONLY       O_WRONLY

#define _O_RDWR         O_RDWR

#define _O_APPEND       O_APPEND

#define _O_CREAT        O_CREAT

#define _O_TRUNC        O_TRUNC

#define _O_EXCL         O_EXCL

#define _O_TEXT         O_TEXT

#define _O_BINARY       O_BINARY

#define _O_RAW          O_BINARY

#define _O_NOINHERIT    O_NOINHERIT

#endif

#ifndef _POSIX_SOURCE

/*

 * Flags that work for fcntl(fd, F_SETFL, FXXXX)

 */

#define FAPPEND         _FAPPEND

#define FSYNC           _FSYNC

#define FASYNC          _FASYNC

#define FNBIO           _FNBIO

#define FNONBIO         _FNONBLOCK      /* XXX fix to be NONBLOCK everywhere */

#define FNDELAY         _FNDELAY

/*

 * Flags that are disallowed for fcntl's (FCNTLCANT);

 * used for opens, internal state, or locking.

 */

#define FREAD           _FREAD

#define FWRITE          _FWRITE

#define FMARK           _FMARK

#define FDEFER          _FDEFER

#define FSHLOCK         _FSHLOCK

#define FEXLOCK         _FEXLOCK

/*

 * The rest of the flags, used only for opens

 */

#define FOPEN           _FOPEN

#define FCREAT          _FCREAT

#define FTRUNC          _FTRUNC

#define FEXCL           _FEXCL

#define FNOCTTY         _FNOCTTY

#endif  /* !_POSIX_SOURCE */

/* XXX close on exec request; must match UF_EXCLOSE in user.h */

#define FD_CLOEXEC      1       /* posix */

/* fcntl(2) requests */

#define F_DUPFD         0        /* Duplicate fildes */

#define F_GETFD         1       /* Get fildes flags (close on exec) */

#define F_SETFD         2       /* Set fildes flags (close on exec) */

#define F_GETFL         3       /* Get file flags */

#define F_SETFL         4       /* Set file flags */

#ifndef _POSIX_SOURCE

#define F_GETOWN        5       /* Get owner - for ASYNC */

#define F_SETOWN        6       /* Set owner - for ASYNC */

#endif  /* !_POSIX_SOURCE */

#define F_GETLK         7       /* Get record-locking information */

#define F_SETLK         8       /* Set or Clear a record-lock (Non-Blocking) */

#define F_SETLKW        9       /* Set or Clear a record-lock (Blocking) */

#ifndef _POSIX_SOURCE

#define F_RGETLK        10      /* Test a remote lock to see if it is blocked */

#define F_RSETLK        11      /* Set or unlock a remote lock */

#define F_CNVT          12      /* Convert a fhandle to an open fd */

#define F_RSETLKW       13      /* Set or Clear remote record-lock(Blocking) */

#endif  /* !_POSIX_SOURCE */

/* fcntl(2) flags (l_type field of flock structure) */

#define F_RDLCK         1       /* read lock */

#define F_WRLCK         2       /* write lock */

#define F_UNLCK         3       /* remove lock(s) */

#ifndef _POSIX_SOURCE

#define F_UNLKSYS       4       /* remove remote locks for a given system */

#endif  /* !_POSIX_SOURCE */

#ifdef __CYGWIN__

/* Special descriptor value to denote the cwd in calls to openat(2) etc. */

#define AT_FDCWD -2

/* Flag values for faccessat2) et al. */

#define AT_EACCESS              1

#define AT_SYMLINK_NOFOLLOW     2

#define AT_SYMLINK_FOLLOW       4

#define AT_REMOVEDIR            8

#endif

/*#include <sys/stdtypes.h>*/

#ifndef __CYGWIN__

/* file segment locking set data type - information passed to system by user */

struct flock {

        short   l_type;         /* F_RDLCK, F_WRLCK, or F_UNLCK */

        short   l_whence;       /* flag to choose starting offset */

        long    l_start;        /* relative offset, in bytes */

        long    l_len;          /* length, in bytes; 0 means lock to EOF */

        short   l_pid;          /* returned with F_GETLK */

        short   l_xxx;          /* reserved for future use */

};

#endif /* __CYGWIN__ */

#ifndef _POSIX_SOURCE

/* extended file segment locking set data type */

struct eflock {

        short   l_type;         /* F_RDLCK, F_WRLCK, or F_UNLCK */

        short   l_whence;       /* flag to choose starting offset */

        long    l_start;        /* relative offset, in bytes */

        long    l_len;          /* length, in bytes; 0 means lock to EOF */

        short   l_pid;          /* returned with F_GETLK */

        short   l_xxx;          /* reserved for future use */

        long    l_rpid;         /* Remote process id wanting this lock */

        long    l_rsys;         /* Remote system id wanting this lock */

};

#endif  /* !_POSIX_SOURCE */

#include <sys/types.h>

#include <sys/stat.h>           /* sigh. for the mode bits for open/creat */

extern int open _PARAMS ((const char *, int, ...));

extern int creat _PARAMS ((const char *, mode_t));

extern int fcntl _PARAMS ((int, int, ...));

#ifdef __CYGWIN__

#include <sys/time.h>

extern int futimesat _PARAMS ((int, const char *, const struct timeval *));

extern int openat _PARAMS ((int, const char *, int, ...));

#endif

/* Provide _<systemcall> prototypes for functions provided by some versions

   of newlib.  */

#ifdef _COMPILING_NEWLIB

extern int _open _PARAMS ((const char *, int, ...));

extern int _fcntl _PARAMS ((int, int, ...));

#ifdef __LARGE64_FILES

extern int _open64 _PARAMS ((const char *, int, ...));

#endif

#endif

#ifdef __cplusplus

}

#endif

#endif  /* !_SYS__DEFAULT_FCNTL_H_ */