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src: remove freebsd SA_RESETHAND workaround
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This workaround should no longer be necessary with supported versions
of FreeSBD.

Originally introduced in commit b64983d ("src: reset signal handler
to SIG_DFL on FreeBSD") from March 2015.

Fixes: #27515
PR-URL: #27780
Refs: #27246 (comment)
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Michaël Zasso <targos@protonmail.com>
Reviewed-By: Rich Trott <rtrott@gmail.com>
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bnoordhuis committed May 23, 2019
1 parent 165916b commit 6e79658
Showing 1 changed file with 0 additions and 12 deletions.
12 changes: 0 additions & 12 deletions src/node.cc
Original file line number Diff line number Diff line change
Expand Up @@ -191,13 +191,6 @@ void WaitForInspectorDisconnect(Environment* env) {
#ifdef __POSIX__
void SignalExit(int signo, siginfo_t* info, void* ucontext) {
uv_tty_reset_mode();
#ifdef __FreeBSD__
// FreeBSD has a nasty bug, see RegisterSignalHandler for details
struct sigaction sa;
memset(&sa, 0, sizeof(sa));
sa.sa_handler = SIG_DFL;
CHECK_EQ(sigaction(signo, &sa, nullptr), 0);
#endif
raise(signo);
}
#endif // __POSIX__
Expand Down Expand Up @@ -480,12 +473,7 @@ void RegisterSignalHandler(int signal,
struct sigaction sa;
memset(&sa, 0, sizeof(sa));
sa.sa_sigaction = handler;
#ifndef __FreeBSD__
// FreeBSD has a nasty bug with SA_RESETHAND reseting the SA_SIGINFO, that is
// in turn set for a libthr wrapper. This leads to a crash.
// Work around the issue by manually setting SIG_DFL in the signal handler
sa.sa_flags = reset_handler ? SA_RESETHAND : 0;
#endif
sigfillset(&sa.sa_mask);
CHECK_EQ(sigaction(signal, &sa, nullptr), 0);
}
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