Organize resources into process groups

init/init.c

@@ -6,14 +6,13 @@
 #include <stdint.h>
 #include <string/string.h>
 
-#define EXAMPLE 3
+#define EXAMPLE 1
 
 #if EXAMPLE == 1
 
-void app_thread1 (void) {
-  test ('b');
-  quit ();
-}
+#define MUTEX 2000
+
+void app_thread1 (void);
 
 int spawn (void (*fn) (void)) {
   size_t stack_size = 256 * PAGE_SIZE;
@@ -25,7 +24,29 @@ int spawn (void (*fn) (void)) {
   return clone (stack_top, stack_size, fn);
 }
 
-void app_main (void) { spawn (&app_thread1); }
+void app_main (void) {
+  create_mutex (MUTEX);
+
+  spawn (&app_thread1);
+
+  lock_mutex (MUTEX);
+
+  for (int i = 0; i < 3; i++)
+    test ('a');
+
+  unlock_mutex (MUTEX);
+}
+
+void app_thread1 (void) {
+  lock_mutex (MUTEX);
+
+  for (int i = 0; i < 3; i++)
+    test ('b');
+
+  unlock_mutex (MUTEX);
+
+  quit ();
+}
 #elif EXAMPLE == 2
 
 #define MUTEX 2000
@@ -43,28 +64,28 @@ int spawn (void (*fn) (void)) {
 }
 
 void app_main (void) {
-  create_mutex (MUTEX, RV_PRIVATE);
+  create_mutex (MUTEX);
 
   spawn (&app_thread1);
 
   for (;;) {
-    lock_mutex (MUTEX, RV_PRIVATE);
+    lock_mutex (MUTEX);
 
     for (int i = 0; i < 3; i++)
       test ('a');
 
-    unlock_mutex (MUTEX, RV_PRIVATE);
+    unlock_mutex (MUTEX);
   }
 }
 
 void app_thread1 (void) {
   for (;;) {
-    lock_mutex (MUTEX, RV_PRIVATE);
+    lock_mutex (MUTEX);
 
     for (int i = 0; i < 3; i++)
       test ('b');
 
-    unlock_mutex (MUTEX, RV_PRIVATE);
+    unlock_mutex (MUTEX);
   }
 
   quit ();
@@ -86,12 +107,12 @@ int spawn (void (*fn) (void)) {
 }
 
 void app_main (void) {
-  create_mutex (MUTEX, RV_PRIVATE);
+  create_mutex (MUTEX);
 
   spawn (&app_thread1);
 
   for (;;) {
-    lock_mutex (MUTEX, RV_PRIVATE);
+    lock_mutex (MUTEX);
 
     for (int i = 0; i < 3; i++)
       test ('a');
@@ -102,12 +123,12 @@ void app_main (void) {
 
 void app_thread1 (void) {
   for (;;) {
-    lock_mutex (MUTEX, RV_PRIVATE);
+    lock_mutex (MUTEX);
 
     for (int i = 0; i < 3; i++)
       test ('b');
 
-    unlock_mutex (MUTEX, RV_PRIVATE);
+    unlock_mutex (MUTEX);
   }
 
   quit ();