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nspawn: surrender controlling terminal to PID2 when using the PID1 stub
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@ -53,6 +53,12 @@ int stub_pid1(sd_id128_t uuid) {
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assert_se(sigfillset(&fullmask) >= 0);
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assert_se(sigprocmask(SIG_BLOCK, &fullmask, &oldmask) >= 0);
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/* Surrender the terminal this stub may control so that child processes can have a controlling terminal
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* without resorting to setsid hacks. */
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r = ioctl(STDIN_FILENO, TIOCNOTTY);
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if (r < 0 && errno != ENOTTY)
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return log_error_errno(errno, "Failed to surrender controlling terminal: %m");
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pid = fork();
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if (pid < 0)
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return log_error_errno(errno, "Failed to fork child pid: %m");
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