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Diffstat (limited to 'odb/semantics/relational/deferrable.hxx')
-rw-r--r-- | odb/semantics/relational/deferrable.hxx | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/odb/semantics/relational/deferrable.hxx b/odb/semantics/relational/deferrable.hxx new file mode 100644 index 0000000..87d696c --- /dev/null +++ b/odb/semantics/relational/deferrable.hxx @@ -0,0 +1,42 @@ +// file : odb/semantics/relational/deferrable.hxx +// copyright : Copyright (c) 2009-2013 Code Synthesis Tools CC +// license : GNU GPL v3; see accompanying LICENSE file + +#ifndef ODB_SEMANTICS_RELATIONAL_DEFERRABLE_HXX +#define ODB_SEMANTICS_RELATIONAL_DEFERRABLE_HXX + +#include <string> +#include <iosfwd> + +namespace semantics +{ + namespace relational + { + struct deferrable + { + enum value + { + not_deferrable, + immediate, + deferred + }; + + deferrable (value v = value (0)) : v_ (v) {} + operator value () const {return v_;} + + std::string + string () const; + + private: + value v_; + }; + + std::ostream& + operator<< (std::ostream&, deferrable const&); + + std::istream& + operator>> (std::istream&, deferrable&); + } +} + +#endif // ODB_SEMANTICS_RELATIONAL_DEFERRABLE_HXX |