From 26e36b3a9d7b49d46ecfa69b447482251acba8ac Mon Sep 17 00:00:00 2001
From: Karen Arutyunov <karen@codesynthesis.com>
Date: Wed, 24 Jan 2024 16:53:38 +0300
Subject: Turn libodb repository into package for muti-package repository

---
 libodb/odb/details/win32/once.ixx | 42 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 42 insertions(+)
 create mode 100644 libodb/odb/details/win32/once.ixx

(limited to 'libodb/odb/details/win32/once.ixx')

diff --git a/libodb/odb/details/win32/once.ixx b/libodb/odb/details/win32/once.ixx
new file mode 100644
index 0000000..1638706
--- /dev/null
+++ b/libodb/odb/details/win32/once.ixx
@@ -0,0 +1,42 @@
+// file      : odb/details/win32/once.ixx
+// license   : GNU GPL v2; see accompanying LICENSE file
+
+#include <odb/details/win32/lock.hxx>
+
+namespace odb
+{
+  namespace details
+  {
+    inline void
+    win32_once (win32_once_t& o, void (*func) ())
+    {
+      win32_lock l (win32_once_cs_);
+
+      if (o == 0)
+      {
+        o = 1;
+        l.unlock ();
+        func ();
+      }
+    }
+
+    inline once::
+    once ()
+        : called_ (false)
+    {
+    }
+
+    inline void once::
+    call (void (*func) ())
+    {
+      win32_lock l (win32_once_cs_);
+
+      if (!called_)
+      {
+        called_ = true;
+        l.unlock ();
+        func ();
+      }
+    }
+  }
+}
-- 
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