gdb/testsuite/gdb.base/signals.c

   1 /* Test GDB dealing with stuff like stepping into sigtramp.  */
   2
   3 #include <signal.h>
   4 #include <unistd.h>
   5
   6
   7 static int count = 0;
   8
   9 static void
  10 handler (int sig)
  11 {
  12   signal (sig, handler);
  13   ++count;
  14 }
  15
  16 static void
  17 func1 ()
  18 {
  19   ++count;
  20 }
  21
  22 static void
  23 func2 ()
  24 {
  25   ++count;
  26 }
  27
  28 int
  29 main ()
  30 {
  31 #ifdef SIGALRM
  32   signal (SIGALRM, handler);
  33 #endif
  34 #ifdef SIGUSR1
  35   signal (SIGUSR1, handler);
  36 #endif
  37   alarm (1);
  38   ++count; /* first */
  39   alarm (1);
  40   ++count; /* second */
  41   func1 ();
  42   alarm (1);
  43   func2 ();
  44   return count;
  45 }