1 /* 2 * 3 * Copyright 2015 gRPC authors. 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 * 17 */ 18 19 /* 20 * This is a dummy file to provide an invalid specialized_wakeup_fd_vtable on 21 * systems without anything better than pipe. 22 */ 23 24 #include <grpc/support/port_platform.h> 25 26 #include "src/core/lib/iomgr/port.h" 27 28 #ifdef GRPC_POSIX_NO_SPECIAL_WAKEUP_FD 29 30 #include <stddef.h> 31 #include "src/core/lib/iomgr/wakeup_fd_posix.h" 32 check_availability_invalid(void)33static int check_availability_invalid(void) { return 0; } 34 35 const grpc_wakeup_fd_vtable grpc_specialized_wakeup_fd_vtable = { 36 nullptr, nullptr, nullptr, nullptr, check_availability_invalid}; 37 38 #endif /* GRPC_POSIX_NO_SPECIAL_WAKEUP_FD */ 39