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mdbx: use F_SETNOSIGPIPE to SIGPIPE husing on a OS X.
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@ -8493,6 +8493,14 @@ static THREAD_RESULT __cold THREAD_CALL mdbx_env_copythr(void *arg) {
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int toggle = 0, wsize;
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int rc;
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#if defined(F_SETNOSIGPIPE)
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/* OS X delivers SIGPIPE to the whole process, not the thread that caused it.
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* Disable SIGPIPE using platform specific fcntl. */
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int enabled = 1;
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if (fcntl(my->mc_fd, F_SETNOSIGPIPE, &enabled))
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my->mc_error = errno;
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#endif
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#if defined(SIGPIPE) && !defined(_WIN32) && !defined(_WIN64)
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sigset_t set;
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sigemptyset(&set);
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