1 #ifndef _ASM_IA64_FCNTL_H 2 #define _ASM_IA64_FCNTL_H 3 /* 4 * Based on <asm-i386/fcntl.h>. 5 * 6 * Modified 1998-2000 7 * David Mosberger-Tang <davidm@hpl.hp.com>, Hewlett-Packard Co. 8 */ 9 10 /* 11 * open/fcntl - O_SYNC is only implemented on blocks devices and on 12 * files located on an ext2 file system 13 */ 14 #define O_ACCMODE 0003 15 #define O_RDONLY 00 16 #define O_WRONLY 01 17 #define O_RDWR 02 18 #define O_CREAT 0100 /* not fcntl */ 19 #define O_EXCL 0200 /* not fcntl */ 20 #define O_NOCTTY 0400 /* not fcntl */ 21 #define O_TRUNC 01000 /* not fcntl */ 22 #define O_APPEND 02000 23 #define O_NONBLOCK 04000 24 #define O_NDELAY O_NONBLOCK 25 #define O_SYNC 010000 26 #define FASYNC 020000 /* fcntl, for BSD compatibility */ 27 #define O_DIRECT 040000 /* direct disk access hint - currently ignored */ 28 #define O_LARGEFILE 0100000 29 #define O_DIRECTORY 0200000 /* must be a directory */ 30 #define O_NOFOLLOW 0400000 /* don't follow links */ 31 32 #define F_DUPFD 0 /* dup */ 33 #define F_GETFD 1 /* get close_on_exec */ 34 #define F_SETFD 2 /* set/clear close_on_exec */ 35 #define F_GETFL 3 /* get file->f_flags */ 36 #define F_SETFL 4 /* set file->f_flags */ 37 #define F_GETLK 5 38 #define F_SETLK 6 39 #define F_SETLKW 7 40 41 #define F_SETOWN 8 /* for sockets. */ 42 #define F_GETOWN 9 /* for sockets. */ 43 #define F_SETSIG 10 /* for sockets. */ 44 #define F_GETSIG 11 /* for sockets. */ 45 46 /* for F_[GET|SET]FL */ 47 #define FD_CLOEXEC 1 /* actually anything with low bit set goes */ 48 49 /* for posix fcntl() and lockf() */ 50 #define F_RDLCK 0 51 #define F_WRLCK 1 52 #define F_UNLCK 2 53 54 /* for old implementation of bsd flock () */ 55 #define F_EXLCK 4 /* or 3 */ 56 #define F_SHLCK 8 /* or 4 */ 57 58 /* for leases */ 59 #define F_INPROGRESS 16 60 61 /* operations for bsd flock(), also used by the kernel implementation */ 62 #define LOCK_SH 1 /* shared lock */ 63 #define LOCK_EX 2 /* exclusive lock */ 64 #define LOCK_NB 4 /* or'd with one of the above to prevent 65 blocking */ 66 #define LOCK_UN 8 /* remove lock */ 67 68 #define LOCK_MAND 32 /* This is a mandatory flock */ 69 #define LOCK_READ 64 /* ... Which allows concurrent read operations */ 70 #define LOCK_WRITE 128 /* ... Which allows concurrent write operations */ 71 #define LOCK_RW 192 /* ... Which allows concurrent read & write ops */ 72 73 struct flock { 74 short l_type; 75 short l_whence; 76 off_t l_start; 77 off_t l_len; 78 pid_t l_pid; 79 }; 80 81 #ifdef __KERNEL__ 82 # define flock64 flock 83 #endif 84 85 #define F_LINUX_SPECIFIC_BASE 1024 86 #endif /* _ASM_IA64_FCNTL_H */ 87