Changeset 2f44fafd in mainline for uspace/lib/c/generic/task.c

Timestamp:

2019-08-07T04:33:20Z (6 years ago)

Author:

Matthieu Riolo <matthieu.riolo@…>

Children:

e0e7eba

Parents:

62273d1

git-author:

Michal Koutný <xm.koutny+hos@…> (2015-10-12 21:58:23)

git-committer:

Matthieu Riolo <matthieu.riolo@…> (2019-08-07 04:33:20)

Message:

taskman: Implement task_wait API to pass all tests

• different behavior for different wait flags
• add locking to fibril code in taskman

Conflicts:

uspace/lib/c/generic/libc.c
uspace/lib/c/generic/task.c

File:

• uspace/lib/c/generic/task.c (modified) (4 diffs)

uspace/lib/c/generic/task.c

@@ -131 +131 @@
 static errno_t task_setup_wait(task_id_t id, task_wait_t *wait)
 {
+        assert(wait->flags);
         async_exch_t *exch = taskman_exchange_begin();
         if (exch == NULL)
@@ -435 +436 @@
 }
 
-errno_t task_retval(int val)
+errno_t task_retval_internal(int val, bool wait_for_exit)
 {
         async_exch_t *exch = taskman_exchange_begin();
@@ -441 +442 @@
                 return EIO;
 
-        int rc = (int) async_req_1_0(exch, TASKMAN_RETVAL, val);
+        errno_t rc = (int) async_req_2_0(exch, TASKMAN_RETVAL, val, wait_for_exit);
         taskman_exchange_end(exch);
         
@@ -447 +448 @@
 }
 
+errno_t task_retval(int val)
+{
+        return task_retval_internal(val, false);
+}
+
 
 void __task_init(async_sess_t *sess)