(7) add set_signal_handlers() to bind functions during init

[systembsd.git] / src / interfaces / localed / localed.c

diff --git a/src/interfaces/localed/localed.c b/src/interfaces/localed/localed.c
index e2fd3f44d201abac9780879291b5dfa396211c27..27448acb59e0fa832ffb56a44ff6c6dca578a975 100644 (file)
--- a/src/interfaces/localed/localed.c
+++ b/src/interfaces/localed/localed.c
@@ -133,6 +133,23 @@ void localed_mem_clean() {
 
 }
 
+/* wrapper for glib's unix signal handling; called only once if terminating signal is raised against us */
+gboolean unix_sig_terminate_handler(gpointer data) {
+
+       g_printf("caught SIGINT/HUP/TERM, exiting\n");
+
+       localed_mem_clean();
+       return G_SOURCE_REMOVE;
+}
+
+void set_signal_handlers() {
+
+    /* we don't care about its descriptor, we never need to unregister these */
+    g_unix_signal_add(SIGINT,  unix_sig_terminate_handler, NULL);
+    g_unix_signal_add(SIGHUP,  unix_sig_terminate_handler, NULL);
+    g_unix_signal_add(SIGTERM, unix_sig_terminate_handler, NULL);
+}
+
 int main() {
 
        localed_loop = g_main_loop_new(NULL, TRUE);