Module flags

Flags associated with a File.

Constants

• O_ACCMODE
  Bitmask for access mode flags.
• O_APPEND
  File is opened in append mode.
• O_ASYNC
  Signal-driven I/O is enabled.
• O_CLOEXEC
  Close-on-exec flag is set.
• O_CREAT
  File was created if it didn’t already exist.
• O_DIRECT
  Direct I/O is enabled for this file.
• O_DIRECTORY
  File must be a directory.
• O_DSYNC
  Like O_SYNC except metadata is not synced.
• O_EXCL
  Ensure that this file is created with the open(2) call.
• O_LARGEFILE
  Large file size enabled (off64_t over off_t).
• O_NDELAY
  File is using nonblocking I/O.
• O_NOATIME
  Do not update the file last access time.
• O_NOCTTY
  File should not be used as process’s controlling terminal.
• O_NOFOLLOW
  If basename of path is a symbolic link, fail open.
• O_NONBLOCK
  File is using nonblocking I/O.
• O_PATH
  Used to obtain a path file descriptor.
• O_RDONLY
  File is read only.
• O_RDWR
  File can be both read and written.
• O_SYNC
  Write operations on this file will flush data and metadata.
• O_TMPFILE
  This file is an unnamed temporary regular file.
• O_TRUNC
  File should be truncated to length 0.
• O_WRONLY
  File is write only.