1 files changed, 12 insertions, 0 deletions

diff --git a/main.c b/main.c
index 9453557..fff831b 100644
--- a/main.c
+++ b/main.c
@@ -1,10 +1,18 @@
 #include <pthread.h>
+#include <signal.h>
 #include <unistd.h>
 
 #include "glitch.h"
 
 WindowManager wm = {0};
 
+void handle_signal(int signal) {
+        wm.running = 0;
+        wm.restart = 1;
+        printf("running: %d\n", wm.running);
+        log_message(stderr, LOG_DEBUG, "Signal received: %d", signal);
+}
+
 static void* expose_timer_thread(void* arg) {
         (void)arg;
 
@@ -49,6 +57,10 @@ int main(int argc, char *argv[]) {
                 pthread_detach(timer_tid);
         }
 
+        // SIGUSR1 is used for restarting the window manager.
+        // kill -s SIGUSR1 $(pidof glitch)
+        signal(SIGUSR1, handle_signal);
+
         wm.running = 1;
         while(wm.running) {
                 XNextEvent(wm.dpy, &wm.ev);