Apache Mesos
pipe.hpp
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1 // Licensed under the Apache License, Version 2.0 (the "License");
2 // you may not use this file except in compliance with the License.
3 // You may obtain a copy of the License at
4 //
5 // http://www.apache.org/licenses/LICENSE-2.0
6 //
7 // Unless required by applicable law or agreed to in writing, software
8 // distributed under the License is distributed on an "AS IS" BASIS,
9 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
10 // See the License for the specific language governing permissions and
11 // limitations under the License.
12 
13 #ifndef __STOUT_OS_POSIX_PIPE_HPP__
14 #define __STOUT_OS_POSIX_PIPE_HPP__
15 
16 #include <unistd.h>
17 
18 #include <array>
19 
20 #include <stout/error.hpp>
21 #include <stout/try.hpp>
22 
23 namespace os {
24 
25 // Create pipes for interprocess communication.
27 {
28  std::array<int, 2> result;
29  if (::pipe(result.data()) < 0) {
30  return ErrnoError();
31  }
32  return result;
33 }
34 
35 } // namespace os {
36 
37 #endif // __STOUT_OS_POSIX_PIPE_HPP__
Try< std::array< int, 2 > > pipe()
Definition: pipe.hpp:26
Definition: check.hpp:33
Definition: errorbase.hpp:50
Definition: posix_signalhandler.hpp:23