memcheck/tests/signal2.c

   1
   2 #include <stdio.h>
   3 #include <stdlib.h>
   4 #include <signal.h>
   5 #include "tests/sys_mman.h"
   6
   7 void sig_hdlr ( int signo ) {
   8    printf ( "caught sig segv\n" ); exit(1);
   9 }
  10
  11 int main ( void ) {
  12    char* badplace;
  13    printf ( "installing sig handler\n" );
  14    signal(SIGSEGV, sig_hdlr);
  15    printf ( "doing bad thing\n" );
  16    badplace = get_unmapped_page();
  17    *(int*)badplace = 0;
  18    printf ( "exited normally ?!\n" );
  19    return 0;
  20 }
  21