Constant inotify_sys::IN_ACCESS

pub const IN_ACCESS: u32 = 0x00000001;

Event: File was accessed

This constant can be passed to inotify_add_watch, to register interest in this type of event, or it can be used to check (via inotify_event’s mask field) whether an event is of this type.

When monitoring a directory, this event will be triggered only for files within the directory.

See man page for additional details.