1 files changed, 30 insertions, 0 deletions
diff --git a/core/thread/exit_thread.c b/core/thread/exit_thread.c
new file mode 100644
index 00000000..d9fd83ad
--- /dev/null
+++ b/core/thread/exit_thread.c
@@ -0,0 +1,30 @@
+#include <limits.h>
+#include <stdlib.h>
+#include <klibc/compiler.h>
+#include "thread.h"
+#include "core.h"
+
+__noreturn __exit_thread(void)
+{
+    struct thread *curr = current();
+
+    cli();
+
+    /* Remove from the linked list */
+    curr->list.prev->next = curr->list.next;
+    curr->list.next->prev = curr->list.prev;
+
+    /* Free allocated stacks (note: free(NULL) is permitted and safe). */
+    free(curr->stack);
+    free(curr->rmstack);
+
+    /*
+     * Note: __schedule() can explictly handle the case where
+     * curr isn't part of the linked list anymore, as long as
+     * curr->list.next is still valid.
+     */
+    __schedule();
+
+    /* We should never get here */
+    kaboom();
+}