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Add signal handler

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This commit is contained in:
Sergey Lyubka 2021-11-11 07:36:25 +00:00
parent 57dd74c180
commit a80ce1b12a
1 changed files with 10 additions and 1 deletions
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11
examples/mqtt-client/main.c
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@ -19,6 +19,12 @@ static const char *s_pub_topic = "mg/clnt/test";
static int s_qos = 1; static int s_qos = 1;
static struct mg_connection *s_conn; static struct mg_connection *s_conn;
// Handle interrupts, like Ctrl-C
static int s_signo;
static void signal_handler(int signo) {
s_signo = signo;
}
static void fn(struct mg_connection *c, int ev, void *ev_data, void *fn_data) { static void fn(struct mg_connection *c, int ev, void *ev_data, void *fn_data) {
if (ev == MG_EV_OPEN) { if (ev == MG_EV_OPEN) {
LOG(LL_INFO, ("CREATED")); LOG(LL_INFO, ("CREATED"));
@ -70,9 +76,12 @@ int main(void) {
struct mg_timer timer; struct mg_timer timer;
int topts = MG_TIMER_REPEAT | MG_TIMER_RUN_NOW; int topts = MG_TIMER_REPEAT | MG_TIMER_RUN_NOW;
signal(SIGINT, signal_handler); // Setup signal handlers - exist event
signal(SIGTERM, signal_handler); // manager loop on SIGINT and SIGTERM
mg_mgr_init(&mgr); // Init event manager mg_mgr_init(&mgr); // Init event manager
mg_timer_init(&timer, 3000, topts, timer_fn, &mgr); // Init timer mg_timer_init(&timer, 3000, topts, timer_fn, &mgr); // Init timer
for (;;) mg_mgr_poll(&mgr, 1000); // Event loop, 1s timeout while (s_signo == 0) mg_mgr_poll(&mgr, 1000); // Event loop, 1s timeout
mg_mgr_free(&mgr); // Finished, cleanup mg_mgr_free(&mgr); // Finished, cleanup
mg_timer_free(&timer); // Free timer resources mg_timer_free(&timer); // Free timer resources