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-rw-r--r--lib/libc_r/uthread/pthread_private.h13
1 files changed, 11 insertions, 2 deletions
diff --git a/lib/libc_r/uthread/pthread_private.h b/lib/libc_r/uthread/pthread_private.h
index 151fd03..b60d8b7 100644
--- a/lib/libc_r/uthread/pthread_private.h
+++ b/lib/libc_r/uthread/pthread_private.h
@@ -601,6 +601,11 @@ struct pthread_state_data {
/* XXX - What about thread->timeout and/or thread->error? */
};
+struct join_status {
+ struct pthread *thread;
+ int ret;
+ int error;
+};
/*
* Normally thread contexts are stored as jmp_bufs via _setjmp()/_longjmp(),
@@ -757,8 +762,12 @@ struct pthread {
*/
int error;
- /* Pointer to a thread that is waiting to join (NULL if no joiner). */
- struct pthread *joiner;
+ /*
+ * The joiner is the thread that is joining to this thread. The
+ * join status keeps track of a join operation to another thread.
+ */
+ struct pthread *joiner;
+ struct join_status join_status;
/*
* The current thread can belong to only one scheduling queue at
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