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Versions: 40
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Stored size: 1.67 KB
Contents
require 'ffi'
module KQueue
# This module contains the low-level foreign-function interface code
# for dealing with the kqueue C APIs.
# It's an implementation detail, and not meant for users to deal with.
#
# @private
module Native
extend FFI::Library
# The C struct describing a kqueue event.
#
# @private
class KEvent < FFI::Struct
if FFI::Platform::IS_FREEBSD
layout(
:ident, :uintptr_t,
:filter, :short,
:flags, :u_short,
:fflags, :u_int,
:data, :intptr_t,
:udata, :pointer)
elsif FFI::Platform::IS_NETBSD
layout(
:ident, :uintptr_t,
:filter, :uint32_t,
:flags, :uint32_t,
:fflags, :uint32_t,
:data, :int64_t,
:udata, :pointer)
elsif FFI::Platform::IS_OPENBSD
layout(
:ident, :__uintptr_t,
:filter, :short,
:flags, :u_short,
:fflags, :u_int,
:data, :quad_t,
:udata, :pointer)
else
layout(
:ident, :uintptr_t,
:filter, :int16,
:flags, :uint16,
:fflags, :uint32,
:data, :intptr_t,
:udata, :pointer)
end
end
# The C struct describing a timeout.
#
# @private
class TimeSpec < FFI::Struct
layout(
:tv_sec, :time_t,
:tv_nsec, :long)
end
ffi_lib FFI::Library::LIBC
attach_function :kqueue, [], :int
attach_function :kevent, [:int, :pointer, :int, :pointer, :int, :pointer], :int, :blocking => true
attach_function :open, [:string, :int], :int
attach_function :close, [:int], :int
end
end
Version data entries
40 entries across 32 versions & 3 rubygems