From c8479ceff6aea37def538c902324c68930947f21 Mon Sep 17 00:00:00 2001
From: _ov4 <ov4@ov4.org>
Date: Sun, 18 Oct 2026 09:42:45 +0000
Subject: add self pipe, and non-block-input

---
 src/self_pipe.cc | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
 create mode 100644 src/self_pipe.cc

(limited to 'src/self_pipe.cc')

diff --git a/src/self_pipe.cc b/src/self_pipe.cc
new file mode 100644
index 0000000..42e61d8
--- /dev/null
+++ b/src/self_pipe.cc
@@ -0,0 +1,21 @@
+#include "pipe.h"
+
+#include <unistd.h>
+#include <cstdlib>
+#include <fcntl.h>
+
+#include "error.h"
+
+namespace ov4
+{
+
+void self_pipe_init()
+{
+    int ret = pipe2(self_pipe_fd, O_NONBLOCK);
+    if (ret != 0)
+    {
+        throw T_error(error_code::FAIL_TO_OPEN_PIPE, "Fail to open self pipe");
+    }
+}
+
+}
\ No newline at end of file
-- 
cgit v1.3.1-4-g156e