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refactored signal_wait

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roberto@debian32
2011-11-10 15:34:19 +01:00
parent 3f7cd5ff92
commit 18f7d1edd3
2 changed files with 50 additions and 0 deletions
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signal.c
+48
View File
@@ -301,3 +301,51 @@ void uwsgi_route_signal(uint8_t sig) {
uwsgi_log("^^^ UNSUPPORTED SIGNAL TARGET: %s ^^^\n", use->receiver);
}
}
uint8_t uwsgi_signal_wait(int signum) {
int wait_for_specific_signal = 0;
uint8_t uwsgi_signal = 0;
uint8_t received_signal;
int ret;
struct pollfd pfd[2];
if (signum > -1) {
wait_for_specific_signal = 1;
}
pfd[0].fd = uwsgi.signal_socket;
pfd[0].events = POLLIN;
pfd[1].fd = uwsgi.my_signal_socket;
pfd[1].events = POLLIN;
cycle:
ret = poll(pfd, 2, -1);
if (ret > 0) {
if (pfd[0].revents == POLLIN) {
if (read(uwsgi.signal_socket, &received_signal, 1) != 1) {
uwsgi_error("read()");
}
else {
(void)uwsgi_signal_handler(received_signal);
if (wait_for_specific_signal) {
if (received_signal != uwsgi_signal) goto cycle;
}
}
}
if (pfd[1].revents == POLLIN) {
if (read(uwsgi.my_signal_socket, &received_signal, 1) != 1) {
uwsgi_error("read()");
}
else {
(void)uwsgi_signal_handler(received_signal);
if (wait_for_specific_signal) {
if (received_signal != uwsgi_signal) goto cycle;
}
}
}
}
return received_signal;
}
uwsgi.h
+2
View File
@@ -2447,6 +2447,8 @@ struct uwsgi_subscribe_node *uwsgi_get_subscribe_node(struct uwsgi_subscribe_slo
void uwsgi_remove_subscribe_node(struct uwsgi_subscribe_slot **, struct uwsgi_subscribe_node *);
struct uwsgi_subscribe_node *uwsgi_add_subscribe_node(struct uwsgi_subscribe_slot **, struct uwsgi_subscribe_req *, int);
uint8_t uwsgi_signal_wait(int);
#ifdef UWSGI_CAP
void uwsgi_build_cap(char *);
#endif