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void GB.Watch ( int fd , int flag , GB_WATCH_CALLBACK callback , long param )

Asks the interpreter to watch or to stop watching a specific file descriptor.

  • fd is the file descriptor to watch.

  • flag is one of the following constants that defines the watch action:

  • callback is the address of a function that will be called each time the fd file descriptor fulfils the condition defined by flag.

  • param is a long constant passed to the callback.

See also