diff options
Diffstat (limited to 'sysdeps/unix/bsd/bsd4.4/bits')
| -rw-r--r-- | sysdeps/unix/bsd/bsd4.4/bits/fcntl.h | 73 |
1 files changed, 53 insertions, 20 deletions
diff --git a/sysdeps/unix/bsd/bsd4.4/bits/fcntl.h b/sysdeps/unix/bsd/bsd4.4/bits/fcntl.h index c801d81f5c..9e270b3b40 100644 --- a/sysdeps/unix/bsd/bsd4.4/bits/fcntl.h +++ b/sysdeps/unix/bsd/bsd4.4/bits/fcntl.h @@ -1,5 +1,5 @@ /* O_*, F_*, FD_* bit values for 4.4 BSD. - Copyright (C) 1991, 1992, 1997, 2004 Free Software Foundation, Inc. + Copyright (C) 1991-2012 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 @@ -31,23 +31,31 @@ #define O_CREAT 0x0200 /* Create file if it doesn't exist. */ #define O_EXCL 0x0800 /* Fail if file already exists. */ #define O_TRUNC 0x0400 /* Truncate file to zero length. */ -/* Apparently not assigning a controlling terminal is the default - behavior in BSD, so no bit is required to request that behavior. */ -#define O_NOCTTY 0 /* Don't assign a controlling terminal. */ -#ifdef __USE_MISC +#define O_NOCTTY 0x8000 /* Don't assign a controlling terminal. */ #define O_ASYNC 0x0040 /* Send SIGIO to owner when data is ready. */ #define O_FSYNC 0x0080 /* Synchronous writes. */ #define O_SYNC O_FSYNC +#ifdef __USE_MISC #define O_SHLOCK 0x0010 /* Open with shared file lock. */ #define O_EXLOCK 0x0020 /* Open with shared exclusive lock. */ #endif +#ifdef __USE_XOPEN2K8 +# define O_DIRECTORY 0x00200000 /* Must be a directory. */ +# define O_NOFOLLOW 0x00000100 /* Do not follow links. */ +# define O_CLOEXEC 0x00400000 /* Set close_on_exec. */ +#endif + +/* All opens support large file sizes, so there is no flag bit for this. */ +#ifdef __USE_LARGEFILE64 +# define O_LARGEFILE 0 +#endif /* File status flags for `open' and `fcntl'. */ #define O_APPEND 0x0008 /* Writes append to the file. */ #define O_NONBLOCK 0x0004 /* Non-blocking I/O. */ #ifdef __USE_BSD -#define O_NDELAY O_NONBLOCK +# define O_NDELAY O_NONBLOCK #endif #ifdef __USE_BSD @@ -55,20 +63,15 @@ These are all the O_* flags, plus FREAD and FWRITE, which are independent bits set by which of O_RDONLY, O_WRONLY, and O_RDWR, was given to `open'. */ -#define FREAD 1 -#define FWRITE 2 +# define FREAD 1 +# define FWRITE 2 /* Traditional BSD names the O_* bits. */ -#define FASYNC O_ASYNC -#define FCREAT O_CREAT -#define FEXCL O_EXCL -#define FTRUNC O_TRUNC -#define FNOCTTY O_NOCTTY -#define FFSYNC O_FSYNC -#define FSYNC O_SYNC -#define FAPPEND O_APPEND -#define FNONBLOCK O_NONBLOCK -#define FNDELAY O_NDELAY +# define FASYNC O_ASYNC +# define FFSYNC O_FSYNC +# define FSYNC O_SYNC +# define FAPPEND O_APPEND +# define FNDELAY O_NDELAY #endif /* Mask for file access modes. This is system-dependent in case @@ -81,13 +84,21 @@ #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 +#if defined __USE_BSD || defined __USE_UNIX98 || defined __USE_XOPEN2K8 #define F_GETOWN 5 /* Get owner (receiver of SIGIO). */ #define F_SETOWN 6 /* Set owner (receiver of SIGIO). */ #endif #define F_GETLK 7 /* Get record locking info. */ #define F_SETLK 8 /* Set record locking info (non-blocking). */ #define F_SETLKW 9 /* Set record locking info (blocking). */ +/* Not necessary, we always have 64-bit offsets. */ +#define F_GETLK64 F_GETLK /* Get record locking info. */ +#define F_SETLK64 F_SETLK /* Set record locking info (non-blocking). */ +#define F_SETLKW64 F_SETLKW/* Set record locking info (blocking). */ +#ifdef __USE_XOPEN2K8 +# define F_DUPFD_CLOEXEC 12 /* Duplicate file descriptor with + close-on-exit set. */ +#endif /* File descriptor flags used with F_GETFD and F_SETFD. */ #define FD_CLOEXEC 1 /* Close on exec. */ @@ -99,14 +110,36 @@ argument to `fcntl' for the F_GETLK, F_SETLK, and F_SETLKW requests. */ struct flock { + __off_t l_start; /* Offset where the lock begins. */ + __off_t l_len; /* Size of the locked area; zero means until EOF. */ + __pid_t l_pid; /* Process holding the lock. */ 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'). */ + }; + +#ifdef __USE_LARGEFILE64 +/* Note this matches struct flock exactly. */ +struct flock64 + { __off_t l_start; /* Offset where the lock begins. */ __off_t l_len; /* Size of the locked area; zero means until EOF. */ - short int l_pid; /* Process holding the lock. */ + __pid_t l_pid; /* Process holding the lock. */ + 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'). */ }; +#endif /* Values for the `l_type' field of a `struct flock'. */ #define F_RDLCK 1 /* Read lock. */ #define F_WRLCK 2 /* Write lock. */ #define F_UNLCK 3 /* Remove lock. */ + +/* 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 |