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// 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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