| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | #ifndef _LINUX_FCNTL_H |
| 2 | #define _LINUX_FCNTL_H |
| 3 | |
| David Howells | 607ca46 | 2012-10-13 10:46:48 +0100 | [diff] [blame] | 4 | #include <uapi/linux/fcntl.h> |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5 | |
| Christoph Hellwig | 80f1837 | 2017-04-27 09:42:24 +0200 | [diff] [blame] | 6 | /* list of all valid flags for the open/openat flags argument: */ |
| 7 | #define VALID_OPEN_FLAGS \ |
| 8 | (O_RDONLY | O_WRONLY | O_RDWR | O_CREAT | O_EXCL | O_NOCTTY | O_TRUNC | \ |
| 9 | O_APPEND | O_NDELAY | O_NONBLOCK | O_NDELAY | __O_SYNC | O_DSYNC | \ |
| 10 | FASYNC | O_DIRECT | O_LARGEFILE | O_DIRECTORY | O_NOFOLLOW | \ |
| 11 | O_NOATIME | O_CLOEXEC | O_PATH | __O_TMPFILE) |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 12 | |
| Yoav Zach | ef3daed | 2005-06-23 00:09:58 -0700 | [diff] [blame] | 13 | #ifndef force_o_largefile |
| 14 | #define force_o_largefile() (BITS_PER_LONG != 32) |
| 15 | #endif |
| 16 | |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 17 | #if BITS_PER_LONG == 32 |
| 18 | #define IS_GETLK32(cmd) ((cmd) == F_GETLK) |
| 19 | #define IS_SETLK32(cmd) ((cmd) == F_SETLK) |
| 20 | #define IS_SETLKW32(cmd) ((cmd) == F_SETLKW) |
| 21 | #define IS_GETLK64(cmd) ((cmd) == F_GETLK64) |
| 22 | #define IS_SETLK64(cmd) ((cmd) == F_SETLK64) |
| 23 | #define IS_SETLKW64(cmd) ((cmd) == F_SETLKW64) |
| 24 | #else |
| 25 | #define IS_GETLK32(cmd) (0) |
| 26 | #define IS_SETLK32(cmd) (0) |
| 27 | #define IS_SETLKW32(cmd) (0) |
| 28 | #define IS_GETLK64(cmd) ((cmd) == F_GETLK) |
| 29 | #define IS_SETLK64(cmd) ((cmd) == F_SETLK) |
| 30 | #define IS_SETLKW64(cmd) ((cmd) == F_SETLKW) |
| 31 | #endif /* BITS_PER_LONG == 32 */ |
| 32 | |
| 33 | #define IS_GETLK(cmd) (IS_GETLK32(cmd) || IS_GETLK64(cmd)) |
| 34 | #define IS_SETLK(cmd) (IS_SETLK32(cmd) || IS_SETLK64(cmd)) |
| 35 | #define IS_SETLKW(cmd) (IS_SETLKW32(cmd) || IS_SETLKW64(cmd)) |
| 36 | |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 37 | #endif |