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sample/signal-test: add NULL checks

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Fixes: #865
(cherry picked from commit 101fbe31005c07cde0fdbdb38a4f6c3499e07edc)
This commit is contained in:
dota17 2019-08-08 21:28:20 +08:00 committed by Azat Khuzhin
parent fdb8fb661e
commit 317b026b82
1 changed files with 15 additions and 4 deletions
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19
sample/signal-test.c
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@ -46,6 +46,7 @@ main(int argc, char **argv)
{
struct event *signal_int;
struct event_base* base;
int ret = 0;
#ifdef _WIN32
WORD wVersionRequested;
WSADATA wsaData;
@ -57,16 +58,26 @@ main(int argc, char **argv)
/* Initalize the event library */
base = event_base_new();
if (!base) {
ret = 1;
goto out;
}
/* Initalize one event */
signal_int = evsignal_new(base, SIGINT, signal_cb, event_self_cbarg());
if (!signal_int) {
ret = 2;
goto out;
}
event_add(signal_int, NULL);
event_base_dispatch(base);
event_free(signal_int);
event_base_free(base);
return (0);
out:
if (signal_int)
event_free(signal_int);
if (base)
event_base_free(base);
return ret;
}