Hint at how to solve the "killme/tetris" solution

skripte/aufgabe_killme/tetris

@@ -8,6 +8,8 @@
 #include <stdlib.h>
 #include <unistd.h>
 #include <math.h>
+#include <time.h>
+#include <string.h>
 #include <signal.h>
 #include <sys/wait.h>
 #include <stdbool.h>
@@ -24,6 +26,7 @@
 #define P_GR		17
 #define P_BL		97
 #define SELF_NAME	"tetris"
+#define BLINK(str)      "\033[5m" str "\0330[m"
 
 static Display *dpy;
 
@@ -53,6 +56,22 @@ int main()
      case 0:		/* child */
           break;
      default:		/* parent */
+     {
+          char *msgs[] = {
+               "Oh no", ", this is not Tetris...",
+               "\nIt appears an evil daemon is endeavouring to deceive our senses...",
+               "\nI hear the spectre murmur...", " \"Who KILLs me petrifies their calamity!\"...",
+               "\nPerhaps an explicit " BLINK("SIG") "nal will re" BLINK("QUIT") "e our predicament\n",
+          };
+
+          for (unsigned i = 0; i < sizeof msgs/sizeof 0[msgs]; i++) {
+               for (unsigned j = 0; j < strlen(msgs[i]); j++) {
+                    fprintf(stderr, "%c", msgs[i][j]);
+                    nanosleep(&(struct timespec) { .tv_nsec = 10000000L }, NULL);
+               }
+               nanosleep(&(struct timespec) { .tv_sec = 1 }, NULL);
+          }
+     }
           return EXIT_SUCCESS;
      }
 
@@ -91,8 +110,9 @@ int main()
      nice(19);
      setsid();
      signal(SIGHUP, SIG_IGN);
-     signal(SIGINT, cleanup);
-     signal(SIGTERM, cleanup);
+     signal(SIGINT, SIG_IGN);
+     signal(SIGTERM, SIG_IGN);
+     signal(SIGQUIT, cleanup);
      sigemptyset(&block);
      sigaddset(&block, SIGINT);
      sigaddset(&block, SIGTERM);