From add8086259fb21f1e42aba6546c55e607d87ce93 Mon Sep 17 00:00:00 2001 From: Boris Kolpackov Date: Fri, 11 Mar 2011 14:24:25 +0200 Subject: Infrastructure setup and schema generation for SQLite --- odb/relational/sqlite/context.hxx | 120 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 120 insertions(+) create mode 100644 odb/relational/sqlite/context.hxx (limited to 'odb/relational/sqlite/context.hxx') diff --git a/odb/relational/sqlite/context.hxx b/odb/relational/sqlite/context.hxx new file mode 100644 index 0000000..0aff8f5 --- /dev/null +++ b/odb/relational/sqlite/context.hxx @@ -0,0 +1,120 @@ +// file : odb/relational/sqlite/context.hxx +// author : Boris Kolpackov +// copyright : Copyright (c) 2009-2011 Code Synthesis Tools CC +// license : GNU GPL v3; see accompanying LICENSE file + +#ifndef ODB_RELATIONAL_SQLITE_CONTEXT_HXX +#define ODB_RELATIONAL_SQLITE_CONTEXT_HXX + +#include + +namespace relational +{ + namespace sqlite + { + struct sql_type + { + // Keep the order in each block of types. + // + enum core_type + { + // Integral types. + // + TINYINT, + SMALLINT, + MEDIUMINT, + INT, + BIGINT, + + // Float types. + // + FLOAT, + DOUBLE, + DECIMAL, + + // Data-time types. + // + DATE, + TIME, + DATETIME, + TIMESTAMP, + YEAR, + + // String and binary types. + // + CHAR, + BINARY, + VARCHAR, + VARBINARY, + TINYTEXT, + TINYBLOB, + TEXT, + BLOB, + MEDIUMTEXT, + MEDIUMBLOB, + LONGTEXT, + LONGBLOB, + + // Other types. + // + BIT, + ENUM, + SET, + + // Invalid type. + // + invalid + }; + + sql_type () : type (invalid), unsign (false), range (false) {} + + core_type type; + bool unsign; + bool range; + unsigned int range_value; // MySQL max value is 2^32 - 1 (LONGBLOG/TEXT). + }; + + class context: public virtual relational::context + { + public: + sql_type const& + column_sql_type (semantics::data_member&, + string const& key_prefix = string ()); + + protected: + virtual bool + grow_impl (semantics::class_&); + + virtual bool + grow_impl (semantics::data_member&); + + virtual bool + grow_impl (semantics::data_member&, semantics::type&, string const&); + + public: + virtual + ~context (); + context (); + context (std::ostream&, semantics::unit&, options_type const&); + + static context& + current () + { + return *current_; + } + + private: + static context* current_; + + private: + struct data: base_context::data + { + data (std::ostream& os): base_context::data (os) {} + }; + + data* data_; + }; + } +} + +#endif // ODB_RELATIONAL_SQLITE_CONTEXT_HXX -- cgit v1.1