/* * call-seq: * * server = Kgio::UNIXServer.new("/path/to/unix/socket") * server.kgio_accept -> Kgio::Socket or nil * server.kgio_accept(klass = MySocket) -> MySocket or nil * server.kgio_accept(nil, flags) -> Kgio::Socket or nil * * Initiates a blocking accept and returns a generic Kgio::Socket * object with the kgio_addr attribute set (to the value of * Kgio::LOCALHOST) on success. * * On Ruby implementations using native threads, this can use a blocking * accept(2) (or accept4(2)) system call to avoid thundering herds. * * An optional +klass+ argument may be specified to override the * Kgio::Socket-class on a successful return value. * * An optional +flags+ argument may also be specifed to override the * value of +Kgio.accept_cloexec+ and +Kgio.accept_nonblock+. +flags+ * is a bitmask that may contain any combination of: * * - Kgio::SOCK_CLOEXEC - close-on-exec flag * - Kgio::SOCK_NONBLOCK - non-blocking flag */ static VALUE unix_accept(int argc, VALUE *argv, VALUE self) { struct accept_args a; a.addr = NULL; a.addrlen = NULL; prepare_accept(&a, self, argc, argv); return my_accept(&a, 0); }