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  1. #include <iostream>
  2. #include <vector>
  3. #include <algorithm>
  4. #include <unistd.h>
  5. #include <sys/socket.h>
  6.  
  7. int main() {
  8.   int fds[2];
  9.   socketpair(AF_UNIX, SOCK_DGRAM, 0, fds);
  10.   if(fork() == 0) {
  11.     for(int i = 0; i < 4096; ++i)
  12.       send(fds[1], &i, sizeof(i), 0);
  13.     return 0;
  14.   }
  15.   else {
  16.     std::vector<int> ints;
  17.     for(int i = 0; i < 4096; ++i) {
  18.       int x;
  19.       recv(fds[0], &x, sizeof(i), 0);
  20.       ints.push_back(x);
  21.     }
  22.     std::cout << std::is_sorted(ints.begin(), ints.end()) << '\n';
  23.     return 0;
  24.   }
  25. }
Success #stdin #stdout 0s 3428KB
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stdin 
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stdout 
1
https://ideone.com/iIZ9wT
language:
C++14 (gcc 8.3)
created:
11 years ago
visibility:
secret

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