74 lines
1.7 KiB
C++
Executable File
74 lines
1.7 KiB
C++
Executable File
// file : odb/schema-version.hxx
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// copyright : Copyright (c) 2009-2015 Code Synthesis Tools CC
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// license : GNU GPL v2; see accompanying LICENSE file
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#ifndef ODB_SCHEMA_VERSION_HXX
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#define ODB_SCHEMA_VERSION_HXX
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#include <odb/pre.hxx>
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#include <odb/forward.hxx> // schema_version
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#include <odb/details/export.hxx>
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namespace odb
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{
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struct LIBODB_EXPORT schema_version_migration
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{
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schema_version_migration (schema_version v = 0, bool m = false)
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: version (v), migration (m) {}
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schema_version version;
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bool migration;
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};
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// Version ordering is as follows: {1,f} < {2,t} < {2,f} < {3,t}
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//
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inline bool
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operator== (const schema_version_migration& x,
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const schema_version_migration& y)
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{
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return x.version == y.version && x.migration == y.migration;
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}
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inline bool
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operator!= (const schema_version_migration& x,
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const schema_version_migration& y)
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{
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return !(x == y);
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}
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inline bool
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operator< (const schema_version_migration& x,
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const schema_version_migration& y)
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{
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return x.version < y.version ||
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(x.version == y.version && x.migration && !y.migration);
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}
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inline bool
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operator> (const schema_version_migration& x,
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const schema_version_migration& y)
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{
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return x.version > y.version ||
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(x.version == y.version && !x.migration && y.migration);
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}
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inline bool
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operator<= (const schema_version_migration& x,
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const schema_version_migration& y)
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{
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return !(x > y);
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}
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inline bool
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operator>= (const schema_version_migration& x,
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const schema_version_migration& y)
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{
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return !(x < y);
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}
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}
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#include <odb/post.hxx>
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#endif // ODB_SCHEMA_VERSION_HXX
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