/* * call-seq: * * Kgio.accept_nonblock = true * Kgio.accept_nonblock = false * * Sets whether or not Kgio::Socket objects created by * TCPServer#kgio_accept, * TCPServer#kgio_tryaccept, * UNIXServer#kgio_accept, * and UNIXServer#kgio_tryaccept * are created with the O_NONBLOCK file status flag. * * This defaults to +false+ for GNU/Linux where MSG_DONTWAIT is * available (and on newer GNU/Linux, accept4() may also set * the non-blocking flag. This defaults to +true+ on non-GNU/Linux * systems. * * This is always true on Ruby implementations using user-space threads. * * Deprecated, use the per-socket flags for kgio_*accept instead. */ static VALUE set_nonblock(VALUE mod, VALUE boolean) { switch (TYPE(boolean)) { case T_TRUE: accept4_flags |= SOCK_NONBLOCK; return boolean; case T_FALSE: accept4_flags &= ~SOCK_NONBLOCK; return boolean; } rb_raise(rb_eTypeError, "not true or false"); return Qnil; }