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-rw-r--r--arch/x86_64/sys/link.c19
1 files changed, 19 insertions, 0 deletions
diff --git a/arch/x86_64/sys/link.c b/arch/x86_64/sys/link.c
new file mode 100644
index 0000000..96f8eeb
--- /dev/null
+++ b/arch/x86_64/sys/link.c
@@ -0,0 +1,19 @@
+#include "sys/link.h"
+
+jove_obj_t
+link_unlink(jove_owned_obj_t *link)
+{
+ struct obj_link *linkval = obj_deref(link);
+ if(--linkval->refcount == 1) {
+ jove_obj_t held_obj = linkval->obj;
+ link->locked = held_obj;
+ return (jove_obj_t) {
+ .lock = 0,
+ .type = JOVE_OBJ_UNTYPED,
+ .value = (uintptr_t)linkval
+ };
+ }else{
+ obj_settype(link, JOVE_OBJ_NONE);
+ }
+ return (jove_obj_t) { 0 };
+}