ocean v6.2.0 (2021-12-09T10:56:40Z)

Epoll.ctl

ocean sys Epoll Epoll

Calls epoll_ctl() using the current epoll file descriptor.

The current epoll file descriptor should have been sucessfully obtained by create() or epoll_create1() and not already been closed, otherwise epoll_ctl() will fail so that this method returns -1.

  1. int ctl(CtlOp op, int fd, epoll_event_t event)
    struct Epoll
  2. int ctl(CtlOp op, int fd, Event events)
  3. int ctl(CtlOp op, int fd, Event events, Object obj)
  4. int ctl(CtlOp op, int fd, Event events, ulong u64)

Parameters

op CtlOp

epoll_ctl opcode

fd int

file descriptor to register for events

event epoll_event_t

epoll_event_t struct instance containing the events to register fd for and optional user data

Return Value

Type: int

0 on success or -1 on error. On error errno is set appropriately.

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Source

See Implementation

ocean sys Epoll Epoll aliasesfunctionsmixinstemplatesvariables

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