feat: added state to ps output

kernel/tasks/task.c

@@ -25,6 +25,26 @@
 #define TASK_STATE_STOPPED      (1 << 6)
 #define TASK_STATE_ERROR        (1 << 7)
 
+const char *task_state_str(uint8_t state) {
+    switch (state) {
+        case TASK_STATE_RUNNABLE:
+            return "RUNNABLE   ";
+        case TASK_STATE_RUNNING:
+            return "RUNNING    ";
+        case TASK_STATE_WAIT_IRQ:
+            return "WAIT_IRQ   ";
+        case TASK_STATE_WAIT_SIGNAL:
+            return "WAIT_SIGNAL";
+        case TASK_STATE_STOPPED:
+            return "STOPPED    ";
+        case TASK_STATE_ERROR:
+            return "ERROR      ";
+        case TASK_STATE_UNKNOWN:
+        default:
+            return "UNKNOWN    ";
+    }
+}
+
 int errno = 0;
 
 typedef struct task {
@@ -321,7 +341,7 @@ void task_print_all() {
     printf("tasks:\n");
     task_t *c = first_task;
     while (c != NULL) {
-        printf("%d - %s\n", c->tid, c->name);
+        printf("%d - %s %s\n", c->tid, task_state_str(c->state), c->name);
         c = c->next;
     }
     task_lock_free();