added signal handlers

app/src/app.c

@@ -2,17 +2,35 @@
 #include "gddr6.h"
 #include <stdio.h>
 #include <stdlib.h>
+#include <signal.h>
 
-int main(int argc, char **argv) {
+void register_signal_handlers(void)
+{
+    struct sigaction sa;
+    sa.sa_handler = gddr6_cleanup;
+    sigemptyset(&sa.sa_mask);
+    sa.sa_flags = 0;
+
+    sigaction(SIGINT, &sa, NULL);
+    sigaction(SIGHUP, &sa, NULL);
+    sigaction(SIGTERM, &sa, NULL);
+}
+
+int main(int argc, char **argv)
+{
+
+    register_signal_handlers();
     struct device devices[32];
     int num_devs = gddr6_detect_compatible_gpus(devices, 32);
 
-    if (num_devs == 0) {
+    if (num_devs == 0)
+    {
         printf("No compatible GPU found.\n");
         return 1;
     }
 
-    for (int i = 0; i < num_devs; i++) {
+    for (int i = 0; i < num_devs; i++)
+    {
         struct device *device = &devices[i];
         printf("Device: %s %s (%s / 0x%04x) pci=%x:%x:%x\n", device->name, device->vram,
             device->arch, device->dev_id, device->bus, device->dev, device->func);