diff options
Diffstat (limited to 'sysdeps/unix/sysv')
-rw-r--r-- | sysdeps/unix/sysv/linux/bits/fcntl-linux.h | 376 | ||||
-rw-r--r-- | sysdeps/unix/sysv/linux/s390/bits/fcntl.h | 266 | ||||
-rw-r--r-- | sysdeps/unix/sysv/linux/sparc/bits/fcntl.h | 254 | ||||
-rw-r--r-- | sysdeps/unix/sysv/linux/x86/bits/fcntl.h | 274 |
4 files changed, 409 insertions, 761 deletions
diff --git a/sysdeps/unix/sysv/linux/bits/fcntl-linux.h b/sysdeps/unix/sysv/linux/bits/fcntl-linux.h new file mode 100644 index 0000000000..85273719a2 --- /dev/null +++ b/sysdeps/unix/sysv/linux/bits/fcntl-linux.h @@ -0,0 +1,376 @@ +/* O_*, F_*, FD_* bit values for Linux. + Copyright (C) 2001-2012 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#ifndef _FCNTL_H +# error "Never use <bits/fcntl-linux.h> directly; include <fcntl.h> instead." +#endif + +/* This file contains shared definitions between Linux architectures + and is included by <bits/fcntl.h> to declare them. The various + #ifndef cases allow the architecture specific file to define those + values with different values. + + A minimal <bits/fcntl.h> contains just: + + struct flock {...} + #ifdef __USE_LARGEFILE64 + struct flock64 {...} + #endif + #include <bits/fcntl-linux.h> +*/ + +#ifdef __USE_GNU +# include <bits/uio.h> +#endif + +/* open/fcntl. */ +#define O_ACCMODE 0003 +#define O_RDONLY 00 +#define O_WRONLY 01 +#define O_RDWR 02 +#ifndef O_CREAT +# define O_CREAT 0100 /* Not fcntl. */ +#endif +#ifndef O_EXCL +# define O_EXCL 0200 /* Not fcntl. */ +#endif +#ifndef O_NOCTTY +# define O_NOCTTY 0400 /* Not fcntl. */ +#endif +#ifndef O_TRUNC +# define O_TRUNC 01000 /* Not fcntl. */ +#endif +#ifndef O_APPEND +# define O_APPEND 02000 +#endif +#ifndef O_NONBLOCK +# define O_NONBLOCK 04000 +#endif +#ifndef O_NDELAY +# define O_NDELAY O_NONBLOCK +#endif +#ifndef O_SYNC +# define O_SYNC 04010000 +#endif +#define O_FSYNC O_SYNC +#ifndef O_ASYNC +# define O_ASYNC 020000 +#endif +#ifndef __O_LARGEFILE +# define __O_LARGEFILE 0100000 +#endif + +#ifndef __O_DIRECTORY +# define __O_DIRECTORY 0200000 +#endif +#ifndef __O_NOFOLLOW +# define __O_NOFOLLOW 0400000 +#endif +#ifndef __O_CLOEXEC +# define __O_CLOEXEC 02000000 +#endif +#ifndef __O_DIRECT +# define __O_DIRECT 040000 +#endif +#ifndef __O_NOATIME +# define __O_NOATIME 01000000 +#endif +#ifndef __O_PATH +# define __O_PATH 010000000 +#endif +#ifndef __O_DSYNC +# define __O_DSYNC 010000 +#endif + +#ifndef F_GETLK +# define F_GETLK 5 /* Get record locking info. */ +# define F_SETLK 6 /* Set record locking info (non-blocking). */ +# define F_SETLKW 7 /* Set record locking info (blocking). */ +#endif +#ifndef F_GETLK64 +# define F_GETLK64 12 /* Get record locking info. */ +# define F_SETLK64 13 /* Set record locking info (non-blocking). */ +# define F_SETLKW64 14 /* Set record locking info (blocking). */ +#endif + +#ifdef __USE_LARGEFILE64 +# define O_LARGEFILE __O_LARGEFILE +#endif + +#ifdef __USE_XOPEN2K8 +# define O_DIRECTORY __O_DIRECTORY /* Must be a directory. */ +# define O_NOFOLLOW __O_NOFOLLOW /* Do not follow links. */ +# define O_CLOEXEC __O_CLOEXEC /* Set close_on_exec. */ +#endif + +#ifdef __USE_GNU +# define O_DIRECT __O_DIRECT /* Direct disk access. */ +# define O_NOATIME __O_NOATIME /* Do not set atime. */ +# define O_PATH __O_PATH /* Resolve pathname but do not open file. */ +#endif + +/* For now, Linux has no separate synchronicitiy options for read + operations. We define O_RSYNC therefore as the same as O_SYNC + since this is a superset. */ +#if defined __USE_POSIX199309 || defined __USE_UNIX98 +# define O_DSYNC __O_DSYNC /* Synchronize data. */ +# define O_RSYNC __O_SYNC /* Synchronize read operations. */ +#endif + +/* Values for the second argument to `fcntl'. */ +#define F_DUPFD 0 /* Duplicate file descriptor. */ +#define F_GETFD 1 /* Get file descriptor flags. */ +#define F_SETFD 2 /* Set file descriptor flags. */ +#define F_GETFL 3 /* Get file status flags. */ +#define F_SETFL 4 /* Set file status flags. */ + +#ifndef __F_SETOWN +# define __F_SETOWN 8 +# define __F_GETOWN 9 +#endif + +#if defined __USE_BSD || defined __USE_UNIX98 || defined __USE_XOPEN2K8 +# define F_SETOWN __F_SETOWN /* Get owner (process receiving SIGIO). */ +# define F_GETOWN __F_GETOWN /* Set owner (process receiving SIGIO). */ +#endif + +#ifndef __F_SETSIG +# define __F_SETSIG 10 /* Set number of signal to be sent. */ +# define __F_GETSIG 11 /* Get number of signal to be sent. */ +#endif +#ifndef __F_SETOWN_EX +# define __F_SETOWN_EX 15 /* Get owner (thread receiving SIGIO). */ +# define __F_GETOWN_EX 16 /* Set owner (thread receiving SIGIO). */ +#endif + +#ifdef __USE_GNU +# define F_SETSIG __F_SETSIG /* Set number of signal to be sent. */ +# define F_GETSIG __F_GETSIG /* Get number of signal to be sent. */ +# define F_SETOWN_EX __F_SETOWN_EX /* Get owner (thread receiving SIGIO). */ +# define F_GETOWN_EX __F_GETOWN_EX /* Set owner (thread receiving SIGIO). */ +#endif + +#ifdef __USE_GNU +# define F_SETLEASE 1024 /* Set a lease. */ +# define F_GETLEASE 1025 /* Enquire what lease is active. */ +# define F_NOTIFY 1026 /* Request notifications on a directory. */ +# define F_SETPIPE_SZ 1031 /* Set pipe page size array. */ +# define F_GETPIPE_SZ 1032 /* Set pipe page size array. */ +#endif +#ifdef __USE_XOPEN2K8 +# define F_DUPFD_CLOEXEC 1030 /* Duplicate file descriptor with + close-on-exit set. */ +#endif + +/* For F_[GET|SET]FD. */ +#define FD_CLOEXEC 1 /* Actually anything with low bit set goes */ + +#ifndef F_RDLCK +/* For posix fcntl() and `l_type' field of a `struct flock' for lockf(). */ +# define F_RDLCK 0 /* Read lock. */ +# define F_WRLCK 1 /* Write lock. */ +# define F_UNLCK 2 /* Remove lock. */ +#endif + + +/* For old implementation of BSD flock. */ +#ifndef F_EXLCK +# define F_EXLCK 4 /* or 3 */ +# define F_SHLCK 8 /* or 4 */ +#endif + +#ifdef __USE_BSD +/* Operations for BSD flock, also used by the kernel implementation. */ +# define LOCK_SH 1 /* Shared lock. */ +# define LOCK_EX 2 /* Exclusive lock. */ +# define LOCK_NB 4 /* Or'd with one of the above to prevent + blocking. */ +# define LOCK_UN 8 /* Remove lock. */ +#endif + +#ifdef __USE_GNU +# define LOCK_MAND 32 /* This is a mandatory flock: */ +# define LOCK_READ 64 /* ... which allows concurrent read operations. */ +# define LOCK_WRITE 128 /* ... which allows concurrent write operations. */ +# define LOCK_RW 192 /* ... Which allows concurrent read & write operations. */ +#endif + +#ifdef __USE_GNU +/* Types of directory notifications that may be requested with F_NOTIFY. */ +# define DN_ACCESS 0x00000001 /* File accessed. */ +# define DN_MODIFY 0x00000002 /* File modified. */ +# define DN_CREATE 0x00000004 /* File created. */ +# define DN_DELETE 0x00000008 /* File removed. */ +# define DN_RENAME 0x00000010 /* File renamed. */ +# define DN_ATTRIB 0x00000020 /* File changed attributes. */ +# define DN_MULTISHOT 0x80000000 /* Don't remove notifier. */ +#endif + + +#ifdef __USE_GNU +/* Owner types. */ +enum __pid_type + { + F_OWNER_TID = 0, /* Kernel thread. */ + F_OWNER_PID, /* Process. */ + F_OWNER_PGRP, /* Process group. */ + F_OWNER_GID = F_OWNER_PGRP /* Alternative, obsolete name. */ + }; + +/* Structure to use with F_GETOWN_EX and F_SETOWN_EX. */ +struct f_owner_ex + { + enum __pid_type type; /* Owner type of ID. */ + __pid_t pid; /* ID of owner. */ + }; +#endif + +/* Define some more compatibility macros to be backward compatible with + BSD systems which did not managed to hide these kernel macros. */ +#ifdef __USE_BSD +# define FAPPEND O_APPEND +# define FFSYNC O_FSYNC +# define FASYNC O_ASYNC +# define FNONBLOCK O_NONBLOCK +# define FNDELAY O_NDELAY +#endif /* Use BSD. */ + +#ifndef __POSIX_FADV_DONTNEED +# define __POSIX_FADV_DONTNEED 4 +# define __POSIX_FADV_NOREUSE 5 +#endif +/* Advise to `posix_fadvise'. */ +#ifdef __USE_XOPEN2K +# define POSIX_FADV_NORMAL 0 /* No further special treatment. */ +# define POSIX_FADV_RANDOM 1 /* Expect random page references. */ +# define POSIX_FADV_SEQUENTIAL 2 /* Expect sequential page references. */ +# define POSIX_FADV_WILLNEED 3 /* Will need these pages. */ +# define POSIX_FADV_DONTNEED __POSIX_FADV_DONTNEED /* Don't need these pages. */ +# define POSIX_FADV_NOREUSE __POSIX_FADV_NOREUSE /* Data will be accessed once. */ +#endif + + +#ifdef __USE_GNU +/* Flags for SYNC_FILE_RANGE. */ +# define SYNC_FILE_RANGE_WAIT_BEFORE 1 /* Wait upon writeout of all pages + in the range before performing the + write. */ +# define SYNC_FILE_RANGE_WRITE 2 /* Initiate writeout of all those + dirty pages in the range which are + not presently under writeback. */ +# define SYNC_FILE_RANGE_WAIT_AFTER 4 /* Wait upon writeout of all pages in + the range after performing the + write. */ + +/* Flags for SPLICE and VMSPLICE. */ +# define SPLICE_F_MOVE 1 /* Move pages instead of copying. */ +# define SPLICE_F_NONBLOCK 2 /* Don't block on the pipe splicing + (but we may still block on the fd + we splice from/to). */ +# define SPLICE_F_MORE 4 /* Expect more data. */ +# define SPLICE_F_GIFT 8 /* Pages passed in are a gift. */ + + +/* File handle structure. */ +struct file_handle +{ + unsigned int handle_bytes; + int handle_type; + /* File identifier. */ + unsigned char f_handle[0]; +}; + +/* Maximum handle size (for now). */ +# define MAX_HANDLE_SZ 128 +#endif + +__BEGIN_DECLS + +#ifdef __USE_GNU + +/* Provide kernel hint to read ahead. */ +extern ssize_t readahead (int __fd, __off64_t __offset, size_t __count) + __THROW; + + +/* Selective file content synch'ing. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +extern int sync_file_range (int __fd, __off64_t __offset, __off64_t __count, + unsigned int __flags); + + +/* Splice address range into a pipe. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +extern ssize_t vmsplice (int __fdout, const struct iovec *__iov, + size_t __count, unsigned int __flags); + +/* Splice two files together. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +extern ssize_t splice (int __fdin, __off64_t *__offin, int __fdout, + __off64_t *__offout, size_t __len, + unsigned int __flags); + +/* In-kernel implementation of tee for pipe buffers. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +extern ssize_t tee (int __fdin, int __fdout, size_t __len, + unsigned int __flags); + +/* Reserve storage for the data of the file associated with FD. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +# ifndef __USE_FILE_OFFSET64 +extern int fallocate (int __fd, int __mode, __off_t __offset, __off_t __len); +# else +# ifdef __REDIRECT +extern int __REDIRECT (fallocate, (int __fd, int __mode, __off64_t __offset, + __off64_t __len), + fallocate64); +# else +# define fallocate fallocate64 +# endif +# endif +# ifdef __USE_LARGEFILE64 +extern int fallocate64 (int __fd, int __mode, __off64_t __offset, + __off64_t __len); +# endif + + +/* Map file name to file handle. */ +extern int name_to_handle_at (int __dfd, const char *__name, + struct file_handle *__handle, int *__mnt_id, + int __flags) __THROW; + +/* Open file using the file handle. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +extern int open_by_handle_at (int __mountdirfd, struct file_handle *__handle, + int __flags); + +#endif /* use GNU */ + +__END_DECLS diff --git a/sysdeps/unix/sysv/linux/s390/bits/fcntl.h b/sysdeps/unix/sysv/linux/s390/bits/fcntl.h index e1479e584d..47941c4473 100644 --- a/sysdeps/unix/sysv/linux/s390/bits/fcntl.h +++ b/sysdeps/unix/sysv/linux/s390/bits/fcntl.h @@ -1,6 +1,5 @@ /* O_*, F_*, FD_* bit values for Linux. - Copyright (C) 2000-2002,2004,2006,2007,2009,2010,2011 - Free Software Foundation, Inc. + Copyright (C) 2000-2012 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -21,40 +20,7 @@ # error "Never use <bits/fcntl.h> directly; include <fcntl.h> instead." #endif -#include <sys/types.h> #include <bits/wordsize.h> -#ifdef __USE_GNU -# include <bits/uio.h> -#endif - - -/* open/fcntl - O_SYNC is only implemented on blocks devices and on files - located on a few file systems. */ -#define O_ACCMODE 0003 -#define O_RDONLY 00 -#define O_WRONLY 01 -#define O_RDWR 02 -#define O_CREAT 0100 /* not fcntl */ -#define O_EXCL 0200 /* not fcntl */ -#define O_NOCTTY 0400 /* not fcntl */ -#define O_TRUNC 01000 /* not fcntl */ -#define O_APPEND 02000 -#define O_NONBLOCK 04000 -#define O_NDELAY O_NONBLOCK -#define O_SYNC 04010000 -#define O_FSYNC O_SYNC -#define O_ASYNC 020000 - -#ifdef __USE_XOPEN2K8 -# define O_DIRECTORY 0200000 /* Must be a directory. */ -# define O_NOFOLLOW 0400000 /* Do not follow links. */ -# define O_CLOEXEC 02000000 /* Set close_on_exec. */ -#endif -#ifdef __USE_GNU -# define O_DIRECT 040000 /* Direct disk access. */ -# define O_NOATIME 01000000 /* Do not set atime. */ -# define O_PATH 010000000 /* Resolve pathname but do not open file. */ -#endif #ifdef __USE_LARGEFILE64 # if __WORDSIZE == 64 @@ -65,14 +31,6 @@ # endif #endif -/* For now Linux has synchronisity options for data and read operations. - We define the symbols here but let them do the same as O_SYNC since - this is a superset. */ -#if defined __USE_POSIX199309 || defined __USE_UNIX98 -# define O_DSYNC 010000 /* Synchronize data. */ -# define O_RSYNC O_SYNC /* Synchronize read operations. */ -#endif - /* Values for the second argument to `fcntl'. */ #define F_DUPFD 0 /* Duplicate file descriptor. */ #define F_GETFD 1 /* Get file descriptor flags. */ @@ -102,69 +60,6 @@ # define F_SETLKW64 14 /* Set record locking info (blocking). */ #endif -#if defined __USE_BSD || defined __USE_UNIX98 || defined __USE_XOPEN2K8 -# define F_SETOWN 8 /* Get owner (process receiving SIGIO). */ -# define F_GETOWN 9 /* Set owner (process receiving SIGIO). */ -#endif - -#ifdef __USE_GNU -# define F_SETSIG 10 /* Set number of signal to be sent. */ -# define F_GETSIG 11 /* Get number of signal to be sent. */ -# define F_SETOWN_EX 15 /* Get owner (thread receiving SIGIO). */ -# define F_GETOWN_EX 16 /* Set owner (thread receiving SIGIO). */ -#endif - -#ifdef __USE_GNU -# define F_SETLEASE 1024 /* Set a lease. */ -# define F_GETLEASE 1025 /* Enquire what lease is active. */ -# define F_NOTIFY 1026 /* Request notfications on a directory. */ -# define F_SETPIPE_SZ 1031 /* Set pipe page size array. */ -# define F_GETPIPE_SZ 1032 /* Set pipe page size array. */ -#endif -#ifdef __USE_XOPEN2K8 -# define F_DUPFD_CLOEXEC 1030 /* Duplicate file descriptor with - close-on-exit set. */ -#endif - -/* For F_[GET|SET]FD. */ -#define FD_CLOEXEC 1 /* actually anything with low bit set goes */ - -/* For posix fcntl() and `l_type' field of a `struct flock' for lockf(). */ -#define F_RDLCK 0 /* Read lock. */ -#define F_WRLCK 1 /* Write lock. */ -#define F_UNLCK 2 /* Remove lock. */ - -/* for old implementation of bsd flock () */ -#define F_EXLCK 4 /* or 3 */ -#define F_SHLCK 8 /* or 4 */ - -#ifdef __USE_BSD -/* Operations for bsd flock(), also used by the kernel implementation */ -# define LOCK_SH 1 /* shared lock */ -# define LOCK_EX 2 /* exclusive lock */ -# define LOCK_NB 4 /* or'd with one of the above to prevent - blocking */ -# define LOCK_UN 8 /* remove lock */ -#endif - -#ifdef __USE_GNU -# define LOCK_MAND 32 /* This is a mandatory flock: */ -# define LOCK_READ 64 /* ... which allows concurrent read operations. */ -# define LOCK_WRITE 128 /* ... which allows concurrent write operations. */ -# define LOCK_RW 192 /* ... Which allows concurrent read & write operations. */ -#endif - -#ifdef __USE_GNU -/* Types of directory notifications that may be requested with F_NOTIFY. */ -# define DN_ACCESS 0x00000001 /* File accessed. */ -# define DN_MODIFY 0x00000002 /* File modified. */ -# define DN_CREATE 0x00000004 /* File created. */ -# define DN_DELETE 0x00000008 /* File removed. */ -# define DN_RENAME 0x00000010 /* File renamed. */ -# define DN_ATTRIB 0x00000020 /* File changed attibutes. */ -# define DN_MULTISHOT 0x80000000 /* Don't remove notifier. */ -#endif - struct flock { short int l_type; /* Type of lock: F_RDLCK, F_WRLCK, or F_UNLCK. */ @@ -190,156 +85,13 @@ struct flock64 }; #endif -#ifdef __USE_GNU -/* Owner types. */ -enum __pid_type - { - F_OWNER_TID = 0, /* Kernel thread. */ - F_OWNER_PID, /* Process. */ - F_OWNER_PGRP, /* Process group. */ - F_OWNER_GID = F_OWNER_PGRP /* Alternative, obsolete name. */ - }; - -/* Structure to use with F_GETOWN_EX and F_SETOWN_EX. */ -struct f_owner_ex - { - enum __pid_type type; /* Owner type of ID. */ - __pid_t pid; /* ID of owner. */ - }; -#endif - -/* Define some more compatibility macros to be backward compatible with - BSD systems which did not managed to hide these kernel macros. */ -#ifdef __USE_BSD -# define FAPPEND O_APPEND -# define FFSYNC O_FSYNC -# define FASYNC O_ASYNC -# define FNONBLOCK O_NONBLOCK -# define FNDELAY O_NDELAY -#endif /* Use BSD. */ - -/* Advise to `posix_fadvise'. */ -#ifdef __USE_XOPEN2K -# define POSIX_FADV_NORMAL 0 /* No further special treatment. */ -# define POSIX_FADV_RANDOM 1 /* Expect random page references. */ -# define POSIX_FADV_SEQUENTIAL 2 /* Expect sequential page references. */ -# define POSIX_FADV_WILLNEED 3 /* Will need these pages. */ -# if __WORDSIZE == 64 -# define POSIX_FADV_DONTNEED 6 /* Don't need these pages. */ -# define POSIX_FADV_NOREUSE 7 /* Data will be accessed once. */ -# else -# define POSIX_FADV_DONTNEED 4 /* Don't need these pages. */ -# define POSIX_FADV_NOREUSE 5 /* Data will be accessed once. */ -# endif -#endif - - -#ifdef __USE_GNU -/* Flags for SYNC_FILE_RANGE. */ -# define SYNC_FILE_RANGE_WAIT_BEFORE 1 /* Wait upon writeout of all pages - in the range before performing the - write. */ -# define SYNC_FILE_RANGE_WRITE 2 /* Initiate writeout of all those - dirty pages in the range which are - not presently under writeback. */ -# define SYNC_FILE_RANGE_WAIT_AFTER 4 /* Wait upon writeout of all pages in - the range after performing the - write. */ - -/* Flags for SPLICE and VMSPLICE. */ -# define SPLICE_F_MOVE 1 /* Move pages instead of copying. */ -# define SPLICE_F_NONBLOCK 2 /* Don't block on the pipe splicing - (but we may still block on the fd - we splice from/to). */ -# define SPLICE_F_MORE 4 /* Expect more data. */ -# define SPLICE_F_GIFT 8 /* Pages passed in are a gift. */ - - -/* File handle structure. */ -struct file_handle -{ - unsigned int handle_bytes; - int handle_type; - /* File identifier. */ - unsigned char f_handle[0]; -}; - -/* Maximum handle size (for now). */ -# define MAX_HANDLE_SZ 128 -#endif - -__BEGIN_DECLS - -#ifdef __USE_GNU - -/* Provide kernel hint to read ahead. */ -extern ssize_t readahead (int __fd, __off64_t __offset, size_t __count) - __THROW; - - -/* Selective file content synch'ing. - - This function is a possible cancellation point and therefore not - marked with __THROW. */ -extern int sync_file_range (int __fd, __off64_t __offset, __off64_t __count, - unsigned int __flags); - - -/* Splice address range into a pipe. - - This function is a possible cancellation point and therefore not - marked with __THROW. */ -extern ssize_t vmsplice (int __fdout, const struct iovec *__iov, - size_t __count, unsigned int __flags); - -/* Splice two files together. - - This function is a possible cancellation point and therefore not - marked with __THROW. */ -extern ssize_t splice (int __fdin, __off64_t *__offin, int __fdout, - __off64_t *__offout, size_t __len, - unsigned int __flags); - -/* In-kernel implementation of tee for pipe buffers. - - This function is a possible cancellation point and therefore not - marked with __THROW. */ -extern ssize_t tee (int __fdin, int __fdout, size_t __len, - unsigned int __flags); - -/* Reserve storage for the data of the file associated with FD. - - This function is a possible cancellation point and therefore not - marked with __THROW. */ -# ifndef __USE_FILE_OFFSET64 -extern int fallocate (int __fd, int __mode, __off_t __offset, __off_t __len); -# else -# ifdef __REDIRECT -extern int __REDIRECT (fallocate, (int __fd, int __mode, __off64_t __offset, - __off64_t __len), - fallocate64); -# else -# define fallocate fallocate64 -# endif -# endif -# ifdef __USE_LARGEFILE64 -extern int fallocate64 (int __fd, int __mode, __off64_t __offset, - __off64_t __len); -# endif - - -/* Map file name to file handle. */ -extern int name_to_handle_at (int __dfd, const char *__name, - struct file_handle *__handle, int *__mnt_id, - int __flags) __THROW; - -/* Open file using the file handle. - - This function is a possible cancellation point and therefore not - marked with __THROW. */ -extern int open_by_handle_at (int __mountdirfd, struct file_handle *__handle, - int __flags); - +#if __WORDSIZE == 64 +# define __POSIX_FADV_DONTNEED 6 /* Don't need these pages. */ +# define __POSIX_FADV_NOREUSE 7 /* Data will be accessed once. */ +#else +# define __POSIX_FADV_DONTNEED 4 /* Don't need these pages. */ +# define __POSIX_FADV_NOREUSE 5 /* Data will be accessed once. */ #endif -__END_DECLS +/* Include generic Linux declarations. */ +#include <bits/fcntl-linux.h> diff --git a/sysdeps/unix/sysv/linux/sparc/bits/fcntl.h b/sysdeps/unix/sysv/linux/sparc/bits/fcntl.h index 7ce09da56c..9c7d43ca91 100644 --- a/sysdeps/unix/sysv/linux/sparc/bits/fcntl.h +++ b/sysdeps/unix/sysv/linux/sparc/bits/fcntl.h @@ -1,6 +1,5 @@ /* O_*, F_*, FD_* bit values for Linux/SPARC. - Copyright (C) 1995-1998, 2000, 2003, 2004, 2006, 2007, 2009, 2010, 2011 - Free Software Foundation, Inc. + Copyright (C) 1995-2012 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -21,38 +20,25 @@ # error "Never use <bits/fcntl.h> directly; include <fcntl.h> instead." #endif -#include <sys/types.h> #include <bits/wordsize.h> -#ifdef __USE_GNU -# include <bits/uio.h> -#endif -/* open/fcntl - O_SYNC is only implemented on blocks devices and on files - located on a few file systems. */ -#define O_RDONLY 0x0000 -#define O_WRONLY 0x0001 -#define O_RDWR 0x0002 -#define O_ACCMODE 0x0003 #define O_APPEND 0x0008 #define O_ASYNC 0x0040 #define O_CREAT 0x0200 /* not fcntl */ #define O_TRUNC 0x0400 /* not fcntl */ #define O_EXCL 0x0800 /* not fcntl */ #define O_SYNC 0x802000 -#define O_FSYNC O_SYNC #define O_NONBLOCK 0x4000 #define O_NDELAY (0x0004 | O_NONBLOCK) -#define O_NOCTTY 0x8000 /* not fcntl */ +#define O_NOCTTY 0x8000 /* not fcntl */ -#ifdef __USE_XOPEN2K8 -# define O_DIRECTORY 0x10000 /* must be a directory */ -# define O_NOFOLLOW 0x20000 /* don't follow links */ -# define O_CLOEXEC 0x400000 /* Set close_on_exit. */ -#endif -#ifdef __USE_GNU -# define O_DIRECT 0x100000 /* direct disk access hint */ -# define O_NOATIME 0x200000 /* Do not set atime. */ -# define O_PATH 0x1000000 /* Resolve pathname but do not open file. */ +#define __O_DIRECTORY 0x10000 /* must be a directory */ +#define __O_NOFOLLOW 0x20000 /* don't follow links */ +#define __O_CLOEXEC 0x400000 /* Set close_on_exit. */ + +#define __O_DIRECT 0x100000 /* direct disk access hint */ +#define __O_NOATIME 0x200000 /* Do not set atime. */ +#define __O_PATH 0x1000000 /* Resolve pathname but do not open file. */ #endif #ifdef __USE_LARGEFILE64 @@ -63,24 +49,12 @@ # endif #endif -/* For now Linux has no synchronisity options for data and read - operations. We define the symbols here but let them do the same as - O_SYNC since this is a superset. */ -#if defined __USE_POSIX199309 || defined __USE_UNIX98 -# define O_DSYNC 0x2000 /* Synchronize data. */ -# define O_RSYNC O_SYNC /* Synchronize read operations. */ -#endif +#define __O_DSYNC 0x2000 /* Synchronize data. */ + + +#define __F_GETOWN 5 /* Get owner (process receiving SIGIO). */ +#define __F_SETOWN 6 /* Set owner (process receiving SIGIO). */ -/* Values for the second argument to `fcntl'. */ -#define F_DUPFD 0 /* Duplicate file descriptor. */ -#define F_GETFD 1 /* Get file descriptor flags. */ -#define F_SETFD 2 /* Set file descriptor flags. */ -#define F_GETFL 3 /* Get file status flags. */ -#define F_SETFL 4 /* Set file status flags. */ -#if defined __USE_BSD || defined __USE_UNIX98 || defined __USE_XOPEN2K8 -# define F_GETOWN 5 /* Get owner (process receiving SIGIO). */ -# define F_SETOWN 6 /* Set owner (process receiving SIGIO). */ -#endif #ifndef __USE_FILE_OFFSET64 # define F_GETLK 7 /* Get record locking info. */ # define F_SETLK 8 /* Set record locking info (non-blocking). */ @@ -91,25 +65,6 @@ # define F_SETLKW F_SETLKW64 /* Set record locking info (blocking). */ #endif -#ifdef __USE_GNU -# define F_SETSIG 10 /* Set number of signal to be sent. */ -# define F_GETSIG 11 /* Get number of signal to be sent. */ -# define F_SETOWN_EX 15 /* Set owner (thread receiving SIGIO). */ -# define F_GETOWN_EX 16 /* Get owner (thread receiving SIGIO). */ -#endif - -#ifdef __USE_GNU -# define F_SETLEASE 1024 /* Set a lease. */ -# define F_GETLEASE 1025 /* Enquire what lease is active. */ -# define F_NOTIFY 1026 /* Request notfications on a directory. */ -# define F_SETPIPE_SZ 1031 /* Set pipe page size array. */ -# define F_GETPIPE_SZ 1032 /* Set pipe page size array. */ -#endif -#ifdef __USE_XOPEN2K8 -# define F_DUPFD_CLOEXEC 1030 /* Duplicate file descriptor with - close-on-exit set. */ -#endif - #if __WORDSIZE == 64 # define F_GETLK64 7 /* Get record locking info. */ # define F_SETLK64 8 /* Set record locking info (non-blocking). */ @@ -120,45 +75,11 @@ # define F_SETLKW64 14 /* Set record locking info (blocking). */ #endif -/* for F_[GET|SET]FD */ -#define FD_CLOEXEC 1 /* actually anything with low bit set goes */ - /* For posix fcntl() and `l_type' field of a `struct flock' for lockf(). */ #define F_RDLCK 1 /* Read lock. */ #define F_WRLCK 2 /* Write lock. */ #define F_UNLCK 3 /* Remove lock. */ -/* for old implementation of bsd flock () */ -#define F_EXLCK 4 /* or 3 */ -#define F_SHLCK 8 /* or 4 */ - -#ifdef __USE_BSD -/* Operations for bsd flock(), also used by the kernel implementation */ -# define LOCK_SH 1 /* shared lock */ -# define LOCK_EX 2 /* exclusive lock */ -# define LOCK_NB 4 /* or'd with one of the above to prevent - blocking */ -# define LOCK_UN 8 /* remove lock */ -#endif - -#ifdef __USE_GNU -# define LOCK_MAND 32 /* This is a mandatory flock: */ -# define LOCK_READ 64 /* ... which allows concurrent read operations. */ -# define LOCK_WRITE 128 /* ... which allows concurrent write operations. */ -# define LOCK_RW 192 /* ... Which allows concurrent read & write operations. */ -#endif - -#ifdef __USE_GNU -/* Types of directory notifications that may be requested with F_NOTIFY. */ -# define DN_ACCESS 0x00000001 /* File accessed. */ -# define DN_MODIFY 0x00000002 /* File modified. */ -# define DN_CREATE 0x00000004 /* File created. */ -# define DN_DELETE 0x00000008 /* File removed. */ -# define DN_RENAME 0x00000010 /* File renamed. */ -# define DN_ATTRIB 0x00000020 /* File changed attibutes. */ -# define DN_MULTISHOT 0x80000000 /* Don't remove notifier. */ -#endif - struct flock { short int l_type; /* Type of lock: F_RDLCK, F_WRLCK, or F_UNLCK. */ @@ -186,148 +107,5 @@ struct flock64 }; #endif -#ifdef __USE_GNU -/* Owner types. */ -enum __pid_type - { - F_OWNER_TID = 0, /* Kernel thread. */ - F_OWNER_PID, /* Process. */ - F_OWNER_PGRP, /* Process group. */ - F_OWNER_GID = F_OWNER_PGRP /* Alternative, obsolete name. */ - }; - -/* Structure to use with F_GETOWN_EX and F_SETOWN_EX. */ -struct f_owner_ex - { - enum __pid_type type; /* Owner type of ID. */ - __pid_t pid; /* ID of owner. */ - }; -#endif - -/* Define some more compatibility macros to be backward compatible with - BSD systems which did not managed to hide these kernel macros. */ -#ifdef __USE_BSD -# define FAPPEND O_APPEND -# define FFSYNC O_FSYNC -# define FASYNC O_ASYNC -# define FNONBLOCK O_NONBLOCK -# define FNDELAY O_NDELAY -#endif /* Use BSD. */ - -/* Advise to `posix_fadvise'. */ -#ifdef __USE_XOPEN2K -# define POSIX_FADV_NORMAL 0 /* No further special treatment. */ -# define POSIX_FADV_RANDOM 1 /* Expect random page references. */ -# define POSIX_FADV_SEQUENTIAL 2 /* Expect sequential page references. */ -# define POSIX_FADV_WILLNEED 3 /* Will need these pages. */ -# define POSIX_FADV_DONTNEED 4 /* Don't need these pages. */ -# define POSIX_FADV_NOREUSE 5 /* Data will be accessed once. */ -#endif - - -#ifdef __USE_GNU -/* Flags for SYNC_FILE_RANGE. */ -# define SYNC_FILE_RANGE_WAIT_BEFORE 1 /* Wait upon writeout of all pages - in the range before performing the - write. */ -# define SYNC_FILE_RANGE_WRITE 2 /* Initiate writeout of all those - dirty pages in the range which are - not presently under writeback. */ -# define SYNC_FILE_RANGE_WAIT_AFTER 4 /* Wait upon writeout of all pages in - the range after performing the - write. */ - -/* Flags for SPLICE and VMSPLICE. */ -# define SPLICE_F_MOVE 1 /* Move pages instead of copying. */ -# define SPLICE_F_NONBLOCK 2 /* Don't block on the pipe splicing - (but we may still block on the fd - we splice from/to). */ -# define SPLICE_F_MORE 4 /* Expect more data. */ -# define SPLICE_F_GIFT 8 /* Pages passed in are a gift. */ - - -/* File handle structure. */ -struct file_handle -{ - unsigned int handle_bytes; - int handle_type; - /* File identifier. */ - unsigned char f_handle[0]; -}; - -/* Maximum handle size (for now). */ -# define MAX_HANDLE_SZ 128 -#endif - -__BEGIN_DECLS - -#ifdef __USE_GNU - -/* Provide kernel hint to read ahead. */ -extern ssize_t readahead (int __fd, __off64_t __offset, size_t __count) - __THROW; - - -/* Selective file content synch'ing. - - This function is a possible cancellation point and therefore not - marked with __THROW. */ -extern int sync_file_range (int __fd, __off64_t __offset, __off64_t __count, - unsigned int __flags); - - -/* Splice address range into a pipe. */ -extern ssize_t vmsplice (int __fdout, const struct iovec *__iov, - size_t __count, unsigned int __flags); - -/* Splice two files together. - - This function is a possible cancellation point and therefore not - marked with __THROW. */ -extern ssize_t splice (int __fdin, __off64_t *__offin, int __fdout, - __off64_t *__offout, size_t __len, - unsigned int __flags); - -/* In-kernel implementation of tee for pipe buffers. - - This function is a possible cancellation point and therefore not - marked with __THROW. */ -extern ssize_t tee (int __fdin, int __fdout, size_t __len, - unsigned int __flags); - -/* Reserve storage for the data of the file associated with FD. - - This function is a possible cancellation point and therefore not - marked with __THROW. */ -# ifndef __USE_FILE_OFFSET64 -extern int fallocate (int __fd, int __mode, __off_t __offset, __off_t __len); -# else -# ifdef __REDIRECT -extern int __REDIRECT (fallocate, (int __fd, int __mode, __off64_t __offset, - __off64_t __len), - fallocate64); -# else -# define fallocate fallocate64 -# endif -# endif -# ifdef __USE_LARGEFILE64 -extern int fallocate64 (int __fd, int __mode, __off64_t __offset, - __off64_t __len); -# endif - - -/* Map file name to file handle. */ -extern int name_to_handle_at (int __dfd, const char *__name, - struct file_handle *__handle, int *__mnt_id, - int __flags) __THROW; - -/* Open file using the file handle. - - This function is a possible cancellation point and therefore not - marked with __THROW. */ -extern int open_by_handle_at (int __mountdirfd, struct file_handle *__handle, - int __flags); - -#endif - -__END_DECLS +/* Include generic Linux declarations. */ +#include <bits/fcntl-linux.h> diff --git a/sysdeps/unix/sysv/linux/x86/bits/fcntl.h b/sysdeps/unix/sysv/linux/x86/bits/fcntl.h index 9fa5ecb725..dcf4fc01af 100644 --- a/sysdeps/unix/sysv/linux/x86/bits/fcntl.h +++ b/sysdeps/unix/sysv/linux/x86/bits/fcntl.h @@ -1,4 +1,4 @@ -/* O_*, F_*, FD_* bit values for Linux/x86-64. +/* O_*, F_*, FD_* bit values for Linux/x86. Copyright (C) 2001-2012 Free Software Foundation, Inc. This file is part of the GNU C Library. @@ -16,66 +16,16 @@ License along with the GNU C Library; if not, see <http://www.gnu.org/licenses/>. */ -#ifndef _FCNTL_H +#ifndef _FCNTL_H # error "Never use <bits/fcntl.h> directly; include <fcntl.h> instead." #endif -#include <sys/types.h> -#ifdef __USE_GNU -# include <bits/uio.h> -#endif - - -/* open/fcntl - O_SYNC is only implemented on blocks devices and on files - located on a few file systems. */ -#define O_ACCMODE 0003 -#define O_RDONLY 00 -#define O_WRONLY 01 -#define O_RDWR 02 -#define O_CREAT 0100 /* not fcntl */ -#define O_EXCL 0200 /* not fcntl */ -#define O_NOCTTY 0400 /* not fcntl */ -#define O_TRUNC 01000 /* not fcntl */ -#define O_APPEND 02000 -#define O_NONBLOCK 04000 -#define O_NDELAY O_NONBLOCK -#define O_SYNC 04010000 -#define O_FSYNC O_SYNC -#define O_ASYNC 020000 - -#ifdef __USE_XOPEN2K8 -# define O_DIRECTORY 0200000 /* Must be a directory. */ -# define O_NOFOLLOW 0400000 /* Do not follow links. */ -# define O_CLOEXEC 02000000 /* Set close_on_exec. */ -#endif -#ifdef __USE_GNU -# define O_DIRECT 040000 /* Direct disk access. */ -# define O_NOATIME 01000000 /* Do not set atime. */ -# define O_PATH 010000000 /* Resolve pathname but do not open file. */ -#endif - -/* For now Linux has synchronisity options for data and read operations. - We define the symbols here but let them do the same as O_SYNC since - this is a superset. */ -#if defined __USE_POSIX199309 || defined __USE_UNIX98 -# define O_DSYNC 010000 /* Synchronize data. */ -# define O_RSYNC O_SYNC /* Synchronize read operations. */ -#endif - -#ifdef __USE_LARGEFILE64 -# ifdef __x86_64__ -# define O_LARGEFILE 0 -# else -# define O_LARGEFILE 0100000 -# endif +#ifdef __x86_64__ +# define __O_LARGEFILE 0 +#else +# define __O_LARGEFILE 0100000 #endif -/* Values for the second argument to `fcntl'. */ -#define F_DUPFD 0 /* Duplicate file descriptor. */ -#define F_GETFD 1 /* Get file descriptor flags. */ -#define F_SETFD 2 /* Set file descriptor flags. */ -#define F_GETFL 3 /* Get file status flags. */ -#define F_SETFL 4 /* Set file status flags. */ #ifdef __x86_64__ # define F_GETLK 5 /* Get record locking info. */ # define F_SETLK 6 /* Set record locking info (non-blocking). */ @@ -99,68 +49,6 @@ # define F_SETLKW64 14 /* Set record locking info (blocking). */ #endif -#if defined __USE_BSD || defined __USE_UNIX98 || defined __USE_XOPEN2K8 -# define F_SETOWN 8 /* Get owner (process receiving SIGIO). */ -# define F_GETOWN 9 /* Set owner (process receiving SIGIO). */ -#endif - -#ifdef __USE_GNU -# define F_SETSIG 10 /* Set number of signal to be sent. */ -# define F_GETSIG 11 /* Get number of signal to be sent. */ -# define F_SETOWN_EX 15 /* Get owner (thread receiving SIGIO). */ -# define F_GETOWN_EX 16 /* Set owner (thread receiving SIGIO). */ -#endif - -#ifdef __USE_GNU -# define F_SETLEASE 1024 /* Set a lease. */ -# define F_GETLEASE 1025 /* Enquire what lease is active. */ -# define F_NOTIFY 1026 /* Request notfications on a directory. */ -# define F_SETPIPE_SZ 1031 /* Set pipe page size array. */ -# define F_GETPIPE_SZ 1032 /* Set pipe page size array. */ -#endif -#ifdef __USE_XOPEN2K8 -# define F_DUPFD_CLOEXEC 1030 /* Duplicate file descriptor with - close-on-exit set. */ -#endif - -/* For F_[GET|SET]FD. */ -#define FD_CLOEXEC 1 /* actually anything with low bit set goes */ - -/* For posix fcntl() and `l_type' field of a `struct flock' for lockf(). */ -#define F_RDLCK 0 /* Read lock. */ -#define F_WRLCK 1 /* Write lock. */ -#define F_UNLCK 2 /* Remove lock. */ - -/* For old implementation of bsd flock(). */ -#define F_EXLCK 4 /* or 3 */ -#define F_SHLCK 8 /* or 4 */ - -#ifdef __USE_BSD -/* Operations for bsd flock(), also used by the kernel implementation. */ -# define LOCK_SH 1 /* shared lock */ -# define LOCK_EX 2 /* exclusive lock */ -# define LOCK_NB 4 /* or'd with one of the above to prevent - blocking */ -# define LOCK_UN 8 /* remove lock */ -#endif - -#ifdef __USE_GNU -# define LOCK_MAND 32 /* This is a mandatory flock: */ -# define LOCK_READ 64 /* ... which allows concurrent read operations. */ -# define LOCK_WRITE 128 /* ... which allows concurrent write operations. */ -# define LOCK_RW 192 /* ... Which allows concurrent read & write operations. */ -#endif - -#ifdef __USE_GNU -/* Types of directory notifications that may be requested with F_NOTIFY. */ -# define DN_ACCESS 0x00000001 /* File accessed. */ -# define DN_MODIFY 0x00000002 /* File modified. */ -# define DN_CREATE 0x00000004 /* File created. */ -# define DN_DELETE 0x00000008 /* File removed. */ -# define DN_RENAME 0x00000010 /* File renamed. */ -# define DN_ATTRIB 0x00000020 /* File changed attibutes. */ -# define DN_MULTISHOT 0x80000000 /* Don't remove notifier. */ -#endif struct flock { @@ -187,151 +75,5 @@ struct flock64 }; #endif -#ifdef __USE_GNU -/* Owner types. */ -enum __pid_type - { - F_OWNER_TID = 0, /* Kernel thread. */ - F_OWNER_PID, /* Process. */ - F_OWNER_PGRP, /* Process group. */ - F_OWNER_GID = F_OWNER_PGRP /* Alternative, obsolete name. */ - }; - -/* Structure to use with F_GETOWN_EX and F_SETOWN_EX. */ -struct f_owner_ex - { - enum __pid_type type; /* Owner type of ID. */ - __pid_t pid; /* ID of owner. */ - }; -#endif - -/* Define some more compatibility macros to be backward compatible with - BSD systems which did not managed to hide these kernel macros. */ -#ifdef __USE_BSD -# define FAPPEND O_APPEND -# define FFSYNC O_FSYNC -# define FASYNC O_ASYNC -# define FNONBLOCK O_NONBLOCK -# define FNDELAY O_NDELAY -#endif /* Use BSD. */ - -/* Advise to `posix_fadvise'. */ -#ifdef __USE_XOPEN2K -# define POSIX_FADV_NORMAL 0 /* No further special treatment. */ -# define POSIX_FADV_RANDOM 1 /* Expect random page references. */ -# define POSIX_FADV_SEQUENTIAL 2 /* Expect sequential page references. */ -# define POSIX_FADV_WILLNEED 3 /* Will need these pages. */ -# define POSIX_FADV_DONTNEED 4 /* Don't need these pages. */ -# define POSIX_FADV_NOREUSE 5 /* Data will be accessed once. */ -#endif - - -#ifdef __USE_GNU -/* Flags for SYNC_FILE_RANGE. */ -# define SYNC_FILE_RANGE_WAIT_BEFORE 1 /* Wait upon writeout of all pages - in the range before performing the - write. */ -# define SYNC_FILE_RANGE_WRITE 2 /* Initiate writeout of all those - dirty pages in the range which are - not presently under writeback. */ -# define SYNC_FILE_RANGE_WAIT_AFTER 4 /* Wait upon writeout of all pages in - the range after performing the - write. */ - -/* Flags for SPLICE and VMSPLICE. */ -# define SPLICE_F_MOVE 1 /* Move pages instead of copying. */ -# define SPLICE_F_NONBLOCK 2 /* Don't block on the pipe splicing - (but we may still block on the fd - we splice from/to). */ -# define SPLICE_F_MORE 4 /* Expect more data. */ -# define SPLICE_F_GIFT 8 /* Pages passed in are a gift. */ - - -/* File handle structure. */ -struct file_handle -{ - unsigned int handle_bytes; - int handle_type; - /* File identifier. */ - unsigned char f_handle[0]; -}; - -/* Maximum handle size (for now). */ -# define MAX_HANDLE_SZ 128 -#endif - -__BEGIN_DECLS - -#ifdef __USE_GNU - -/* Provide kernel hint to read ahead. */ -extern ssize_t readahead (int __fd, __off64_t __offset, size_t __count) - __THROW; - - -/* Selective file content synch'ing. - - This function is a possible cancellation point and therefore not - marked with __THROW. */ -extern int sync_file_range (int __fd, __off64_t __offset, __off64_t __count, - unsigned int __flags); - - -/* Splice address range into a pipe. - - This function is a possible cancellation point and therefore not - marked with __THROW. */ -extern ssize_t vmsplice (int __fdout, const struct iovec *__iov, - size_t __count, unsigned int __flags); - -/* Splice two files together. - - This function is a possible cancellation point and therefore not - marked with __THROW. */ -extern ssize_t splice (int __fdin, __off64_t *__offin, int __fdout, - __off64_t *__offout, size_t __len, - unsigned int __flags); - -/* In-kernel implementation of tee for pipe buffers. - - This function is a possible cancellation point and therefore not - marked with __THROW. */ -extern ssize_t tee (int __fdin, int __fdout, size_t __len, - unsigned int __flags); - -/* Reserve storage for the data of the file associated with FD. - - This function is a possible cancellation point and therefore not - marked with __THROW. */ -# ifndef __USE_FILE_OFFSET64 -extern int fallocate (int __fd, int __mode, __off_t __offset, __off_t __len); -# else -# ifdef __REDIRECT -extern int __REDIRECT (fallocate, (int __fd, int __mode, __off64_t __offset, - __off64_t __len), - fallocate64); -# else -# define fallocate fallocate64 -# endif -# endif -# ifdef __USE_LARGEFILE64 -extern int fallocate64 (int __fd, int __mode, __off64_t __offset, - __off64_t __len); -# endif - - -/* Map file name to file handle. */ -extern int name_to_handle_at (int __dfd, const char *__name, - struct file_handle *__handle, int *__mnt_id, - int __flags) __THROW; - -/* Open file using the file handle. - - This function is a possible cancellation point and therefore not - marked with __THROW. */ -extern int open_by_handle_at (int __mountdirfd, struct file_handle *__handle, - int __flags); - -#endif /* use GNU */ - -__END_DECLS +/* Include generic Linux declarations. */ +#include <bits/fcntl-linux.h> |