| Value | Meaning |
|---|---|
| APPEND1 | turns on append mode, corresponds to O_APPEND (see the documentation of the UNIX open() syscall) |
| NONBLOCK2 | turns on nonblocking mode, corresponds to O_NONBLOCK/O_NDELAY (see the documentation of the UNIX open() syscall) |
| IS_READABLE4 | indicates that the io channel is readable. This flag cannot be changed. |
| IS_WRITABLE8 | indicates that the io channel is writable. This flag cannot be changed. |
| IS_WRITEABLE8 | a misspelled version of G_IO_FLAG_IS_WRITABLE that existed before the spelling was fixed in GLib 2.30. It is kept here for compatibility reasons. Deprecated since 2.30 |
| IS_SEEKABLE16 | indicates that the io channel is seekable, i.e. that g_io_channel_seek_position() can be used on it. This flag cannot be changed. |
| MASK31 | the mask that specifies all the valid flags. |
| GET_MASK31 | the mask of the flags that are returned from g_io_channel_get_flags() |
| SET_MASK3 | the mask of the flags that the user can modify with g_io_channel_set_flags() |
Specifies properties of a glib.IOChannel Some of the flags can only be read with g_io_channel_get_flags(), but not changed with g_io_channel_set_flags().