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/schema-version.hxx | 71 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 71 insertions(+)
 create mode 100644 libodb/odb/schema-version.hxx

(limited to 'libodb/odb/schema-version.hxx')

diff --git a/libodb/odb/schema-version.hxx b/libodb/odb/schema-version.hxx
new file mode 100644
index 0000000..1f047a4
--- /dev/null
+++ b/libodb/odb/schema-version.hxx
@@ -0,0 +1,71 @@
+// file      : odb/schema-version.hxx
+// license   : GNU GPL v2; see accompanying LICENSE file
+
+#ifndef ODB_SCHEMA_VERSION_HXX
+#define ODB_SCHEMA_VERSION_HXX
+
+#include <odb/pre.hxx>
+
+#include <odb/forward.hxx> // schema_version
+
+namespace odb
+{
+  struct schema_version_migration
+  {
+    schema_version_migration (schema_version v = 0, bool m = false)
+      : version (v), migration (m) {}
+
+    schema_version version;
+    bool migration;
+  };
+
+  // Version ordering is as follows: {1,f} < {2,t} < {2,f} < {3,t}
+  //
+  inline bool
+  operator== (const schema_version_migration& x,
+              const schema_version_migration& y)
+  {
+    return x.version == y.version && x.migration == y.migration;
+  }
+
+  inline bool
+  operator!= (const schema_version_migration& x,
+              const schema_version_migration& y)
+  {
+    return !(x == y);
+  }
+
+  inline bool
+  operator< (const schema_version_migration& x,
+             const schema_version_migration& y)
+  {
+    return x.version < y.version ||
+      (x.version == y.version && x.migration && !y.migration);
+  }
+
+  inline bool
+  operator> (const schema_version_migration& x,
+             const schema_version_migration& y)
+  {
+    return x.version > y.version ||
+      (x.version == y.version && !x.migration && y.migration);
+  }
+
+  inline bool
+  operator<= (const schema_version_migration& x,
+              const schema_version_migration& y)
+  {
+    return !(x > y);
+  }
+
+  inline bool
+  operator>= (const schema_version_migration& x,
+              const schema_version_migration& y)
+  {
+    return !(x < y);
+  }
+}
+
+#include <odb/post.hxx>
+
+#endif // ODB_SCHEMA_VERSION_HXX
-- 
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