Add support for embedded database schemas

New options: --schema-format, --default-schema. New example: schema/embedded.

1 files changed, 93 insertions, 0 deletions

diff --git a/odb/option-types.cxx b/odb/option-types.cxx
new file mode 100644
index 0000000..b05fead
--- /dev/null
+++ b/odb/option-types.cxx
@@ -0,0 +1,93 @@
+// file      : odb/option-types.cxx
+// author    : Boris Kolpackov <boris@codesynthesis.com>
+// copyright : Copyright (c) 2009-2011 Code Synthesis Tools CC
+// license   : GNU GPL v3; see accompanying LICENSE file
+
+#include <string>
+#include <istream>
+#include <ostream>
+#include <algorithm> // std::lower_bound
+
+#include <odb/option-types.hxx>
+
+using namespace std;
+
+// database
+//
+static const char* database_[] =
+{
+  "mysql",
+  "tracer"
+};
+
+const char* database::
+string () const
+{
+  return database_[v_];
+}
+
+istream&
+operator>> (istream& is, database& db)
+{
+  string s;
+  is >> s;
+
+  if (!is.fail ())
+  {
+    const char** e (database_ + sizeof (database_) / sizeof (char*));
+    const char** i (lower_bound (database_, e, s));
+
+    if (i != e && *i == s)
+      db = database::value (i - database_);
+    else
+      is.setstate (istream::failbit);
+  }
+
+  return is;
+}
+
+ostream&
+operator<< (ostream& os, database db)
+{
+  return os << db.string ();
+}
+
+// schema_format
+//
+static const char* schema_format_[] =
+{
+  "embedded",
+  "sql"
+};
+
+const char* schema_format::
+string () const
+{
+  return schema_format_[v_];
+}
+
+istream&
+operator>> (istream& is, schema_format& sf)
+{
+  string s;
+  is >> s;
+
+  if (!is.fail ())
+  {
+    const char** e (schema_format_ + sizeof (schema_format_) / sizeof (char*));
+    const char** i (lower_bound (schema_format_, e, s));
+
+    if (i != e && *i == s)
+      sf = schema_format::value (i - schema_format_);
+    else
+      is.setstate (istream::failbit);
+  }
+
+  return is;
+}
+
+ostream&
+operator<< (ostream& os, schema_format sf)
+{
+  return os << sf.string ();
+}