diff options
Diffstat (limited to 'core')
| -rw-r--r-- | core/sys/posix/fcntl.odin | 152 |
1 files changed, 106 insertions, 46 deletions
diff --git a/core/sys/posix/fcntl.odin b/core/sys/posix/fcntl.odin index 3350238e4..499fe757b 100644 --- a/core/sys/posix/fcntl.odin +++ b/core/sys/posix/fcntl.odin @@ -95,56 +95,116 @@ Lock_Type :: enum c.short { // Assertions made to unify this bit set. #assert(O_RDONLY == 0) -O_Flag_Bits :: enum c.int { - // Sets FD_CLOEXEC on the file descriptor. - CLOEXEC = log2(O_CLOEXEC), - // If not exists, combined with DIRECTORY will cause creation of a directory, otherwise a regular file. - CREAT = log2(O_CREAT), - // Fails if the opened descriptor would not be a directory. - DIRECTORY = log2(O_DIRECTORY), - // If combined with CREAT, causes a failure if the file already exists. - EXCL = log2(O_EXCL), - // If terminal device, do not make it the controlling terminal for the process. - NOCTTY = log2(O_NOCTTY), - // Don't follow symbolic links, fail with errno ELOOP. - NOFOLLOW = log2(O_NOFOLLOW), - // If exists and regular, truncate the length to 0. - TRUNC = log2(O_TRUNC), - - // NOTE: use with `posix.O_TTY_INIT + { .OTHER_FLAG, .OTHER_FLAG }`, unfortunately can't be in - // this bit set enum because it is 0 on some platforms and a value on others. - // TTY_INIT = O_TTY_INIT, - - // Set file offset to end of file prior to each write. - APPEND = log2(O_APPEND), - // Write I/O shall complete as defined by synchronized I/O data integrity completion. - DSYNC = log2(O_DSYNC), - // Causes nonblocking behaviour in various situations. - NONBLOCK = log2(O_NONBLOCK), - // Write I/O shall complete as defined by synchronized I/O file integrity completion. - SYNC = log2(O_SYNC), - - // NOTE: use with `posix.O_RSYNC + { .OTHER_FLAG, .OTHER_FLAG }`, unfortunately can't be in - // this bit set enum because it is 0 on some platforms and a value on others. - // RSYNC = O_RSYNC, - - // Execute only. - // NOTE: use with `posix.O_ENTER + { .OTHER_FLAG, .OTHER_FLAG }`, unfortunately can't be in - // this bit set enum because it is 0 on some platforms and a value on others. - // EXEC = O_EXEC - - // Reading and writing. - RDWR = log2(O_RDWR), - // Writing only. - WRONLY = log2(O_WRONLY), - // Reading only. - // RDONLY = 0, // Default +when ODIN_OS == .Linux { + + O_Flag_Bits :: enum c.int { + // Sets FD_CLOEXEC on the file descriptor. + CLOEXEC = log2(O_CLOEXEC), + // If not exists, combined with DIRECTORY will cause creation of a directory, otherwise a regular file. + CREAT = log2(O_CREAT), + // Fails if the opened descriptor would not be a directory. + DIRECTORY = log2(O_DIRECTORY), + // If combined with CREAT, causes a failure if the file already exists. + EXCL = log2(O_EXCL), + // If terminal device, do not make it the controlling terminal for the process. + NOCTTY = log2(O_NOCTTY), + // Don't follow symbolic links, fail with errno ELOOP. + NOFOLLOW = log2(O_NOFOLLOW), + // If exists and regular, truncate the length to 0. + TRUNC = log2(O_TRUNC), + + // NOTE: use with `posix.O_TTY_INIT + { .OTHER_FLAG, .OTHER_FLAG }`, unfortunately can't be in + // this bit set enum because it is 0 on some platforms and a value on others. + // TTY_INIT = O_TTY_INIT, + + // Set file offset to end of file prior to each write. + APPEND = log2(O_APPEND), + // Write I/O shall complete as defined by synchronized I/O data integrity completion. + DSYNC = log2(O_DSYNC), + // Causes nonblocking behaviour in various situations. + NONBLOCK = log2(O_NONBLOCK), + // Write I/O shall complete as defined by synchronized I/O file integrity completion. + SYNC = log2(O_SYNC), + + // NOTE: use with `posix.O_RSYNC + { .OTHER_FLAG, .OTHER_FLAG }`, unfortunately can't be in + // this bit set enum because it is 0 on some platforms and a value on others. + // RSYNC = O_RSYNC, + + // Execute only. + // NOTE: use with `posix.O_ENTER + { .OTHER_FLAG, .OTHER_FLAG }`, unfortunately can't be in + // this bit set enum because it is 0 on some platforms and a value on others. + // EXEC = O_EXEC + + // Reading and writing. + RDWR = log2(O_RDWR), + // Writing only. + WRONLY = log2(O_WRONLY), + // Reading only. + // RDONLY = 0, // Default + } + +} else { + + O_Flag_Bits :: enum c.int { + // Sets FD_CLOEXEC on the file descriptor. + CLOEXEC = log2(O_CLOEXEC), + // If not exists, combined with DIRECTORY will cause creation of a directory, otherwise a regular file. + CREAT = log2(O_CREAT), + // Fails if the opened descriptor would not be a directory. + DIRECTORY = log2(O_DIRECTORY), + // If combined with CREAT, causes a failure if the file already exists. + EXCL = log2(O_EXCL), + // If terminal device, do not make it the controlling terminal for the process. + NOCTTY = log2(O_NOCTTY), + // Don't follow symbolic links, fail with errno ELOOP. + NOFOLLOW = log2(O_NOFOLLOW), + // If exists and regular, truncate the length to 0. + TRUNC = log2(O_TRUNC), + + // NOTE: use with `posix.O_TTY_INIT + { .OTHER_FLAG, .OTHER_FLAG }`, unfortunately can't be in + // this bit set enum because it is 0 on some platforms and a value on others. + // TTY_INIT = O_TTY_INIT, + + // Set file offset to end of file prior to each write. + APPEND = log2(O_APPEND), + // Write I/O shall complete as defined by synchronized I/O data integrity completion. + DSYNC = log2(O_DSYNC), + // Causes nonblocking behaviour in various situations. + NONBLOCK = log2(O_NONBLOCK), + // Write I/O shall complete as defined by synchronized I/O file integrity completion. + SYNC = log2(O_SYNC), + + // NOTE: use with `posix.O_RSYNC + { .OTHER_FLAG, .OTHER_FLAG }`, unfortunately can't be in + // this bit set enum because it is 0 on some platforms and a value on others. + // RSYNC = O_RSYNC, + + // Execute only. + // NOTE: use with `posix.O_ENTER + { .OTHER_FLAG, .OTHER_FLAG }`, unfortunately can't be in + // this bit set enum because it is 0 on some platforms and a value on others. + EXEC = O_EXEC, + + // Reading and writing. + RDWR = log2(O_RDWR), + // Writing only. + WRONLY = log2(O_WRONLY), + // Reading only. + // RDONLY = 0, // Default + } } O_Flags :: bit_set[O_Flag_Bits; c.int] // A mask of all the access mode bits. -// NOTE: .EXEC and .RDONLY also belong here, but they are 0 on some platforms. -O_ACCMODE :: O_Flags{ .RDWR, .WRONLY } +when ODIN_OS == .Linux { + + // NOTE: .EXEC and .RDONLY also belong here, but they are 0 on some platforms. + O_ACCMODE :: O_Flags{ .RDWR, .WRONLY } + +} else { + + // NOTE: .RDONLY also belong here, but they are 0 on some platforms. + O_ACCMODE :: O_Flags{ .EXEC, .RDWR, .WRONLY } + +} AT_Flag_Bits :: enum c.int { EACCESS = log2(AT_EACCESS), |