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ircd::exec: Set signal mask for the child process.

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This commit is contained in:
Jason Volk 2020-10-22 07:30:36 -07:00
parent f4558a84e6
commit fea49e07df
1 changed files with 10 additions and 0 deletions
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10
ircd/exec.cc
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@ -338,6 +338,16 @@ const noexcept
e->path,
};
#endif
// Ignore SIGINT/SIGQUIT that way the administrator striking ctrl-c or
// ctrl-\ at the console doesn't terminate the child.
#if defined(HAVE_SIGNAL_H)
sigset_t ours;
sys::call(sigemptyset, &ours);
sys::call(sigaddset, &ours, SIGINT);
sys::call(sigaddset, &ours, SIGQUIT);
sys::call(sigprocmask, SIG_BLOCK, &ours, nullptr);
#endif
}
template<class executor>