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Make set_signal_observed thread-safe

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This commit is contained in:
ridiculousfish 2019-06-03 00:02:22 -07:00
parent c566756f3b
commit ead16958b2
1 changed files with 2 additions and 2 deletions
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4
src/event.cpp
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@ -87,9 +87,9 @@ static pending_signals_t s_pending_signals;
static event_handler_list_t s_event_handlers; static event_handler_list_t s_event_handlers;
/// Variables (one per signal) set when a signal is observed. This is inspected by a signal handler. /// Variables (one per signal) set when a signal is observed. This is inspected by a signal handler.
static volatile bool s_observed_signals[NSIG] = {}; static volatile sig_atomic_t s_observed_signals[NSIG] = {};
static void set_signal_observed(int sig, bool val) { static void set_signal_observed(int sig, bool val) {
ASSERT_IS_MAIN_THREAD();
if (sig >= 0 && (size_t)sig < sizeof s_observed_signals / sizeof *s_observed_signals) { if (sig >= 0 && (size_t)sig < sizeof s_observed_signals / sizeof *s_observed_signals) {
s_observed_signals[sig] = val; s_observed_signals[sig] = val;
} }