Introduce new S_GLOBAL_SHUTDOWN signal
This is used to notify various parts of OpenBSC that we're shutting
down.
diff --git a/openbsc/src/bsc_hack.c b/openbsc/src/bsc_hack.c
index c256f86..ee37a61 100644
--- a/openbsc/src/bsc_hack.c
+++ b/openbsc/src/bsc_hack.c
@@ -35,6 +35,7 @@
#include <openbsc/debug.h>
#include <openbsc/e1_input.h>
#include <openbsc/talloc.h>
+#include <openbsc/signal.h>
/* MCC and MNC for the Location Area Identifier */
struct gsm_network *bsc_gsmnet = 0;
@@ -143,6 +144,7 @@
switch (signal) {
case SIGINT:
bsc_shutdown_net(bsc_gsmnet);
+ dispatch_signal(SS_GLOBAL, S_GLOBAL_SHUTDOWN, NULL);
sleep(3);
exit(0);
break;