tests/no32exec_35914211_helper_binprefs.c

   1 #include <darwintest.h>
   2 #include <unistd.h>
   3 #include <signal.h>
   4
   5 int can_signal_parent = 0;
   6
   7 void
   8 signal_handler(int sig)
   9 {
  10         if (sig == SIGUSR1) {
  11                 can_signal_parent = 1;
  12         }
  13         return;
  14 }
  15
  16 T_DECL(no32exec_bootarg_with_spawn_binprefs_helper, "helper for no32exec_bootarg_with_spawn_binprefs test")
  17 {
  18         unsigned long ptrSize = sizeof(long);
  19         int ppid = getppid();
  20
  21         signal(SIGUSR1, signal_handler);
  22         signal(SIGALRM, signal_handler);
  23
  24         // parent will signal us if they're no32exec_bootarg_with_spawn_binprefs, otherwise timeout
  25         alarm(3);
  26         pause();
  27
  28         /* signal to parent process if we are running in 64-bit mode */
  29         if (can_signal_parent && ptrSize == 8) {
  30                 kill(ppid, SIGUSR1);
  31         }
  32
  33         T_SKIP("nothing to see here");
  34 }