+SIGUSR1 handler

+"-l" commandline option.

diff --git a/testsuite.c b/testsuite.c
index fb07f45..ae16392 100644 (file)
--- a/testsuite.c
+++ b/testsuite.c
@@ -89,6 +89,28 @@ static void registry_atexit (void)
     kill (iter->pid, SIGKILL);
 }
 
+static void registry_cleanup (void)
+{
+  struct registry *iter;
+  pid_t pid;
+
+  registry_atexit ();
+  while ((pid = wait (NULL)) != -1)
+    {
+      for (iter = registry_list; iter != NULL; iter = iter->next)
+        if (iter->pid == pid)
+         break;
+      assert (iter != NULL);
+    }
+  assert (errno == ECHILD);
+  while (registry_list)
+    {
+      iter = registry_list;
+      registry_list = iter->next;
+      free (iter);
+    }
+}
+
 static void registry_handler (int signo)
 {
   signal (signo, SIG_DFL);
@@ -411,15 +433,52 @@ static void body_maywaiter (void *(*child) (void *data, void *input),
   body_spawner (spawn_with_waiter, &param_local, NULL);
 }
 
+static volatile unsigned long loops = 0;
+static volatile int loops_print = 0;
+
+static void handler_sigusr1 (int signo)
+{
+  assert (signo == SIGUSR1);
+
+  loops_print++;
+}
+
 int main (int argc, char **argv)
 {
+  int loop = 0;
+  int i;
+
+  if (argc == 1)
+    ;
+  else if (argc == 2 && strcmp (argv[1], "-l") == 0)
+    loop = 1;
+  else
+    abort ();
+
+  i = nice (10);
+  assert (i != -1);
+
   atexit (registry_atexit);
   signal (SIGINT, registry_handler);
   signal (SIGABRT, registry_handler);
 
-  body_maywaiter (spawn_singlethreaded, NULL, NULL);
-  body_maywaiter (spawn_threaded_parent, NULL, NULL);
-  body_maywaiter (spawn_threaded_child, NULL, NULL);
+  signal (SIGUSR1, handler_sigusr1);
+
+  do
+    {
+      while (loops_print > 0)
+        {
+         printf ("%lu\n", loops);
+         loops_print--;
+       }
+      body_maywaiter (spawn_singlethreaded, NULL, NULL);
+      body_maywaiter (spawn_threaded_parent, NULL, NULL);
+      body_maywaiter (spawn_threaded_child, NULL, NULL);
+
+      registry_cleanup ();
+      loops++;
+    }
+  while (loop != 0);
 
   return EXIT_SUCCESS;
 }