On 2015-01-26 11:25, Rafał Miłecki wrote: > Most app don't want to crash because of unhandled SIGPIPE. It could > happen is such trivial situations like writing to socket. > > Signed-off-by: Rafał Miłecki <[email protected]> > --- > uloop.c | 17 +++++++++++++++++ > 1 file changed, 17 insertions(+) > > diff --git a/uloop.c b/uloop.c > index 9a77ce4..7d11bbc 100644 > --- a/uloop.c > +++ b/uloop.c > @@ -582,6 +582,21 @@ static void uloop_install_handler(int signum, void > (*handler)(int), struct sigac > sigaction(signum, act, NULL); > } > > +static void uloop_ignore_signal(int signum, bool ignore) > +{ > + struct sigaction s; > + > + sigaction(signum, NULL, &s); > + > + if (ignore) { > + if (s.sa_handler == SIG_DFL) /* Ignore only if there isn't any > custom handler */ > + signal(signum, SIG_IGN); > + } else { > + if (s.sa_handler == SIG_IGN) /* Restore only if noone modified > our SIG_IGN */ > + signal(signum, SIG_DFL); > + } How about setting sa.handler inside the if block, and using sigaction to change the signal. This API mix looks a bit quirky to me.
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