modules: [3/n] introduce ecl_module_process

src/c/boot.d

@@ -178,11 +178,7 @@ ecl_boot(void)
     }
     return 1;
   }
-  init_process();
   init_modules();
-  /* init_unixint(); */
-  /* init_garbage(); */
-
   ecl_core.path_max = MAXPATHLEN;
 
   return 0;

src/c/main.d

@@ -100,7 +100,6 @@ ecl_init_env(cl_env_ptr env)
 void
 _ecl_dealloc_env(cl_env_ptr env)
 {
-  env->own_process = ECL_NIL;
   ecl_modules_free_env(env);
   free_stacks(env);
 #if defined(ECL_USE_MPROTECT)
@@ -152,7 +151,6 @@ _ecl_alloc_env(cl_env_ptr parent)
   output->bds_stack.tl_bindings_size = 0;
   output->bds_stack.tl_bindings = NULL;
 #endif
-  output->own_process = ECL_NIL;
   output->c_stack.org = NULL;
   for (cl_index i = 0; i < ECL_BIGNUM_REGISTER_NUMBER; i++) {
     output->big_register[i] = ECL_NIL;
@@ -289,6 +287,7 @@ cl_boot(int argc, char **argv)
   ARGV = argv;
   ecl_self = argv[0];
 
+  ecl_add_module(ecl_module_process);
   ecl_add_module(ecl_module_gc);
   ecl_add_module(ecl_module_unixint);
 

src/c/process.d

@@ -196,7 +196,6 @@ ecl_disown_cpu()
 #ifdef ECL_WINDOWS_THREADS
   CloseHandle(the_env->thread);
 #endif
-  ecl_set_process_env(NULL);
   del_env(the_env);
   _ecl_dealloc_env(the_env);
   unregister_gc_thread();
@@ -212,7 +211,6 @@ thread_entry_point(void *ptr)
   cl_env_ptr the_env = ecl_cast_ptr(cl_env_ptr, ptr);
   cl_object process = the_env->own_process;
   /* Setup the environment for the execution of the thread. */
-  ecl_set_process_env(the_env);
   ecl_modules_init_cpu(the_env);
   ecl_cs_init(the_env);
 
@@ -228,8 +226,6 @@ thread_entry_point(void *ptr)
    * mp_interrupt_process() and mp_process_kill(). */
 
   ecl_disable_interrupts_env(the_env);
-  ecl_set_process_env(NULL);
-  the_env->own_process = ECL_NIL;
   ecl_modules_free_cpu(the_env);
   del_env(the_env);
 #ifdef ECL_WINDOWS_THREADS
@@ -317,16 +313,11 @@ ecl_spawn_cpu(cl_object process)
 }
 #endif
 
-/* -- Initialiation --------------------------------------------------------- */
-
-void
-init_process(void)
+/* -- Module definition (so meta!) ------------------------------------------ */
+static cl_object
+create_process(void)
 {
-  cl_env_ptr the_env = ecl_core.first_env;
 #ifdef ECL_THREADS
-  ecl_thread_t main_thread;
-  ecl_set_process_self(main_thread);
-  the_env->thread = main_thread;
   ecl_process_key_create(cl_env_key);
   ecl_mutex_init(&ecl_core.processes_lock, 1);
   ecl_mutex_init(&ecl_core.global_lock, 1);
@@ -334,8 +325,59 @@ init_process(void)
   ecl_rwlock_init(&ecl_core.global_env_lock);
   ecl_core.threads = ecl_make_stack(16);
 #endif
-  ecl_set_process_env(the_env);
-  the_env->c_stack.org = NULL;
-  the_env->method_cache = NULL;
-  the_env->slot_cache = NULL;
+  return ECL_NIL;
 }
+
+static cl_object
+init_env_process(cl_env_ptr the_env)
+{
+#ifdef ECL_THREAD
+  the_env->own_process = ECL_NIL;
+#endif
+  return ECL_NIL;
+}
+
+static cl_object
+init_cpu_process(cl_env_ptr the_env)
+{
+  ecl_set_process_env(the_env);
+  return ECL_NIL;
+}
+
+static cl_object
+free_cpu_process(cl_env_ptr the_env)
+{
+  ecl_set_process_env(NULL);
+  return ECL_NIL;
+}
+
+static cl_object
+free_env_process(cl_env_ptr the_env)
+{
+#ifdef ECL_THREAD
+  the_env->own_process = ECL_NIL;
+#endif
+  return ECL_NIL;
+}
+
+static cl_object
+destroy_process(void)
+{
+  return ECL_NIL;
+}
+
+ecl_def_ct_base_string(str_process, "PROCESS", 7, static, const);
+
+static struct ecl_module module_process = {
+  .name = str_process,
+  .create = create_process,
+  .enable = ecl_module_no_op,
+  .init_env = init_env_process,
+  .init_cpu = init_cpu_process,
+  .free_cpu = free_cpu_process,
+  .free_env = free_env_process,
+  .disable = ecl_module_no_op,
+  .destroy = destroy_process
+};
+
+cl_object ecl_module_process = (cl_object)&module_process;

src/h/internal.h

@@ -23,6 +23,7 @@ extern "C" {
 #define unlikely_if(x) if (ecl_unlikely(x))
 
 /* booting */
+extern ECL_API cl_object ecl_module_process;
 extern ECL_API cl_object ecl_module_dummy;
 extern ECL_API cl_object ecl_module_gc;
 extern ECL_API cl_object ecl_module_unixint;