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Address ignored return values of read and write

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PUBLISHED_FROM=d76b6b9d91d7af0e916cd81e1213c463757bf924
This commit is contained in:
Marko Mikulicic 2015-10-21 21:40:58 +01:00
parent cbf968735a
commit cf279e7885
1 changed files with 9 additions and 4 deletions
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11
mongoose.c
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@ -2707,7 +2707,9 @@ static void mg_mgr_handle_ctl_sock(struct mg_mgr *mgr) {
struct ctl_msg ctl_msg;
int len =
(int) MG_RECV_FUNC(mgr->ctl[1], (char *) &ctl_msg, sizeof(ctl_msg), 0);
MG_SEND_FUNC(mgr->ctl[1], ctl_msg.message, 1, 0);
size_t dummy = MG_SEND_FUNC(mgr->ctl[1], ctl_msg.message, 1, 0);
(void) dummy; /* https://gcc.gnu.org/bugzilla/show_bug.cgi?id=25509 */
if (len >= (int) sizeof(ctl_msg.callback) && ctl_msg.callback != NULL) {
struct mg_connection *nc;
for (nc = mg_next(mgr, NULL); nc != NULL; nc = mg_next(mgr, nc)) {
@ -3185,11 +3187,14 @@ void mg_broadcast(struct mg_mgr *mgr, mg_event_handler_t cb, void *data,
*/
if (mgr->ctl[0] != INVALID_SOCKET && data != NULL &&
len < sizeof(ctl_msg.message)) {
size_t dummy;
ctl_msg.callback = cb;
memcpy(ctl_msg.message, data, len);
MG_SEND_FUNC(mgr->ctl[0], (char *) &ctl_msg,
dummy = MG_SEND_FUNC(mgr->ctl[0], (char *) &ctl_msg,
offsetof(struct ctl_msg, message) + len, 0);
MG_RECV_FUNC(mgr->ctl[0], (char *) &len, 1, 0);
dummy = MG_RECV_FUNC(mgr->ctl[0], (char *) &len, 1, 0);
(void) dummy;
}
}