diff options
Diffstat (limited to 'sysdeps/unix/sysv/aix/bits/fcntl.h')
| -rw-r--r-- | sysdeps/unix/sysv/aix/bits/fcntl.h | 137 |
1 files changed, 137 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/aix/bits/fcntl.h b/sysdeps/unix/sysv/aix/bits/fcntl.h new file mode 100644 index 0000000000..039a604b19 --- /dev/null +++ b/sysdeps/unix/sysv/aix/bits/fcntl.h @@ -0,0 +1,137 @@ +/* O_*, F_*, FD_* bit values for Linux. + Copyright (C) 1995, 1996, 1997, 1998, 1999 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 Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#ifndef _FCNTL_H +# error "Never use <bits/fcntl.h> directly; include <fcntl.h> instead." +#endif + + +#include <sys/types.h> + +/* open/fcntl. */ +#define O_ACCMODE 0003 +#define O_RDONLY 00 +#define O_WRONLY 01 +#define O_RDWR 02 +#define O_NONBLOCK 04 +#define O_NDELAY O_NONBLOCK +#define O_APPEND 010 +#define O_SYNC 020 +#define O_FSYNC O_SYNC +#define O_CREAT 0400 /* not fcntl */ +#define O_TRUNC 01000 /* not fcntl */ +#define O_EXCL 02000 /* not fcntl */ +#define O_NOCTTY 04000 /* not fcntl */ +#define O_ASYNC 0400000 + +#ifdef __USE_LARGEFILE64 +# define O_LARGEFILE 0400000000 +#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 020000000 /* Synchronize data. */ +# define O_RSYNC 010000000 /* 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 __USE_FILE_OFFSET64 +# 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). */ +#else +# define F_GETLK 11 /* Get record locking info. */ +# define F_SETLK 12 /* Set record locking info (non-blocking). */ +# define F_SETLKW 13 /* Set record locking info (blocking). */ +#endif + +#ifdef __USE_LARGEFILE64 +# define F_GETLK64 11 /* Get record locking info. */ +# define F_SETLK64 12 /* Set record locking info (non-blocking). */ +# define F_SETLKW64 13 /* Set record locking info (blocking). */ +#endif + +#ifdef __USE_BSD +# define F_SETOWN 8 /* Get owner of socket (receiver of SIGIO). */ +# define F_GETOWN 9 /* Set owner of socket (receiver of SIGIO). */ +#endif + +/* For F_[GET|SET]FL. */ +#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. */ + +#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 + +struct flock + { + short int l_type; /* Type of lock: F_RDLCK, F_WRLCK, or F_UNLCK. */ + short int l_whence; /* Where `l_start' is relative to (like `lseek'). */ +#ifndef __USE_FILE_OFFSET64 + __off_t l_start; /* Offset where the lock begins. */ + __off_t l_len; /* Size of the locked area; zero means until EOF. */ +#endif + unsigned int l_sysid; + __pid_t l_pid; /* Process holding the lock. */ + int l_vfs; +#ifdef __USE_FILE_OFFSET64 + __off64_t l_start; /* Offset where the lock begins. */ + __off64_t l_len; /* Size of the locked area; zero means until EOF. */ +#endif + }; + +#ifdef __USE_LARGEFILE64 +struct flock64 + { + short int l_type; /* Type of lock: F_RDLCK, F_WRLCK, or F_UNLCK. */ + short int l_whence; /* Where `l_start' is relative to (like `lseek'). */ + unsigned int l_sysid; + __pid_t l_pid; /* Process holding the lock. */ + int l_vfs; + __off64_t l_start; /* Offset where the lock begins. */ + __off64_t l_len; /* Size of the locked area; zero means until EOF. */ + }; +#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. */ |