| #include <signal.h> |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <sys/types.h> |
| #include <unistd.h> |
| |
| #if defined(_AIX) && !defined(SA_NOMASK) |
| # define SA_NOMASK 0 |
| #endif |
| |
| static char *deep; |
| |
| #define SIZE (4*1024*1024) |
| |
| static void handler(int sig) |
| { |
| char here; |
| |
| if (&here < deep) { |
| printf("PASSED\n"); |
| exit(0); |
| } |
| |
| kill(getpid(), SIGUSR1); |
| } |
| |
| int main() |
| { |
| struct sigaction sa; |
| |
| char here; |
| deep = &here - SIZE; |
| |
| sa.sa_handler = handler; |
| sa.sa_flags = SA_NOMASK; |
| sigemptyset(&sa.sa_mask); |
| |
| sigaction(SIGUSR1, &sa, NULL); |
| |
| kill(getpid(), SIGUSR1); |
| |
| printf("FAILED\n"); |
| exit(1); |
| } |