From 0f30d227497418c6d3bef7d52244407e30454504 Mon Sep 17 00:00:00 2001
From: Kacper <kacper@mail.openlinux.dev>
Date: Mon, 22 Dec 2025 23:27:56 +0100
Subject: Added c11 threads, fixed some locks and add *_unlocked functions

---
 lib/libc/thread/thrd_detach.c | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)
 create mode 100644 lib/libc/thread/thrd_detach.c

(limited to 'lib/libc/thread/thrd_detach.c')

diff --git a/lib/libc/thread/thrd_detach.c b/lib/libc/thread/thrd_detach.c
new file mode 100644
index 00000000..b315a20a
--- /dev/null
+++ b/lib/libc/thread/thrd_detach.c
@@ -0,0 +1,23 @@
+#include <__thread.h>
+#include <libc/futex.h>
+#include <stdatomic.h>
+#include <sys/mman.h>
+#include <threads.h>
+#include <unistd.h>
+
+int thrd_detach(thrd_t thr)
+{
+	struct __thread_self *tcb = (struct __thread_self *)thr;
+
+	if (tcb == NULL)
+		return thrd_error;
+
+	int state = atomic_exchange_explicit(&tcb->state, THREAD_STATE_DETACHED, memory_order_seq_cst);
+
+	if (state == THREAD_STATE_EXITED) {
+		if (tcb->map_base && tcb->map_size)
+			munmap(tcb->map_base, tcb->map_size);
+	}
+
+	return thrd_success;
+}
-- 
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