Function RedirectStdout

be/src/kudu/util/pstack_watcher-test.cc:60–68

}

static FILE* RedirectStdout(string *temp_path) {
  string temp_dir;
  CHECK_OK(Env::Default()->GetTestDirectory(&temp_dir));
  *temp_path = Substitute("$0/pstack_watcher-dump.$1.txt",
                      temp_dir, getpid());
  FILE* reopened;
  POINTER_RETRY_ON_EINTR(reopened, freopen(temp_path->c_str(), "w", stdout));
  return reopened;
}

TEST(TestPstackWatcher, TestPstackWatcherRunning) {
  string stdout_file;