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Merge pull request #256 from rakslice/ether_ignore_other_sigpipe_handler

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Do not treat it as an error when ignoring SIGPIPE if there is already a handler installed
This commit is contained in:
kanjitalk755
2025-01-23 14:24:47 +09:00
committed by GitHub
parent e5d6fe4e3c 01dc76b0f4
commit e9c5e21f3c
1 changed files with 8 additions and 5 deletions
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13
BasiliskII/src/Unix/ether_unix.cpp
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@@ -326,11 +326,14 @@ bool ether_init(void)
// Don't raise SIGPIPE, let errno be set to EPIPE
struct sigaction sigpipe_sa;
if (sigaction(SIGPIPE, NULL, &sigpipe_sa) == 0) {
assert(sigpipe_sa.sa_handler == SIG_DFL || sigpipe_sa.sa_handler == SIG_IGN);
sigfillset(&sigpipe_sa.sa_mask);
sigpipe_sa.sa_flags = 0;
sigpipe_sa.sa_handler = SIG_IGN;
sigaction(SIGPIPE, &sigpipe_sa, NULL);
if (sigpipe_sa.sa_handler == SIG_DFL || sigpipe_sa.sa_handler == SIG_IGN) {
sigfillset(&sigpipe_sa.sa_mask);
sigpipe_sa.sa_flags = 0;
sigpipe_sa.sa_handler = SIG_IGN;
sigaction(SIGPIPE, &sigpipe_sa, NULL);
}
// If something else in the process has installed a SIGPIPE handler (SDL kmsdrm?),
// and wants to eat our unwanted signals instead, that's fine too.
}
#ifdef HAVE_SLIRP