1 files changed, 59 insertions, 0 deletions
diff --git a/xsd/cxx/option-types.cxx b/xsd/cxx/option-types.cxx
new file mode 100644
index 0000000..8744d7f
--- /dev/null
+++ b/xsd/cxx/option-types.cxx
@@ -0,0 +1,59 @@
+// file      : xsd/cxx/option-types.cxx
+// license   : GNU GPL v2 + exceptions; see accompanying LICENSE file
+
+#include <istream>
+#include <ostream>
+
+#include <xsd/cxx/option-types.hxx>
+
+using namespace std;
+
+namespace CXX
+{
+  //
+  // cxx_version
+  //
+
+  static const char* cxx_version_[] =
+  {
+    "c++98",
+    "c++11",
+    "c++14",
+    "c++17",
+    "c++20",
+    "c++23",
+  };
+
+  string cxx_version::
+  string () const
+  {
+    return cxx_version_[v_];
+  }
+
+  istream&
+  operator>> (istream& is, cxx_version& v)
+  {
+    string s;
+    is >> s;
+
+    if (!is.fail ())
+    {
+      if (s == "c++98")
+        v = cxx_version::cxx98;
+      else if (s == "c++11")
+        v = cxx_version::cxx11;
+      else if (s == "c++14")
+        v = cxx_version::cxx14;
+      else if (s == "c++17")
+        v = cxx_version::cxx17;
+      else if (s == "c++20")
+        v = cxx_version::cxx20;
+      else if (s == "c++23")
+        v = cxx_version::cxx23;
+      else
+        is.setstate (istream::failbit);
+    }
+
+    return is;
+  }
+}