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 phony 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 
32 #include "src/core/lib/iomgr/wakeup_fd_posix.h"
33 
check_availability_invalid(void)34 static int check_availability_invalid(void) { return 0; }
35 
36 const grpc_wakeup_fd_vtable grpc_specialized_wakeup_fd_vtable = {
37     nullptr, nullptr, nullptr, nullptr, check_availability_invalid};
38 
39 #endif  // GRPC_POSIX_NO_SPECIAL_WAKEUP_FD
40