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CONFIG_EVENTFD¶

Enable support for eventfd

Type: bool

Help¶

Enable support for event file descriptors, eventfd. An eventfd can
be used as an event wait/notify mechanism together with POSIX calls
like read, write and poll.

Direct dependencies¶

!ARCH_POSIX

(Includes any dependencies from ifs and menus.)

Default¶

y if POSIX_API

Symbols selected by this symbol¶

POLL

Kconfig definition¶

At lib/posix/Kconfig:112

Included via Kconfig:8 → Kconfig.zephyr:43 → lib/Kconfig:12

Menu path: (Top) → Additional libraries

config EVENTFD
    bool "Enable support for eventfd"
    default y if POSIX_API
    select POLL
    depends on !ARCH_POSIX
    help
      Enable support for event file descriptors, eventfd. An eventfd can
      be used as an event wait/notify mechanism together with POSIX calls
      like read, write and poll.

(The ‘depends on’ condition includes propagated dependencies from ifs and menus.)