269 static void ExecSubprocess(int* exec_error_fds,  in ExecSubprocess()  argument
272   close(exec_error_fds[kReadFD]);  // Don't need this in the child.  in ExecSubprocess()
277   fcntl(exec_error_fds[kWriteFD], F_SETFD, FD_CLOEXEC);  in ExecSubprocess()
284     bytes_written = write(exec_error_fds[kWriteFD], &err, sizeof(err));  in ExecSubprocess()
292 static bool ChildLaunchedOK(Isolate* isolate, int* exec_error_fds) {  in ChildLaunchedOK()  argument
296     bytes_read = read(exec_error_fds[kReadFD], &err, sizeof(err));  in ChildLaunchedOK()
505   int exec_error_fds[2];  in System()  local
508   if (pipe(exec_error_fds) != 0) {  in System()
523     ExecSubprocess(exec_error_fds, stdout_fds, exec_args);  in System()
529   close(exec_error_fds[kWriteFD]);  in System()
531   OpenFDCloser error_read_closer(exec_error_fds[kReadFD]);  in System()
534   if (!ChildLaunchedOK(args.GetIsolate(), exec_error_fds)) return;  in System()