Move cxx build system module to separate library

1 files changed, 80 insertions, 0 deletions

diff --git a/libbuild2/cxx/target.hxx b/libbuild2/cxx/target.hxx
new file mode 100644
index 0000000..3cf2882
--- /dev/null
+++ b/libbuild2/cxx/target.hxx
@@ -0,0 +1,80 @@
+// file      : libbuild2/cxx/target.hxx -*- C++ -*-
+// copyright : Copyright (c) 2014-2019 Code Synthesis Ltd
+// license   : MIT; see accompanying LICENSE file
+
+#ifndef LIBBUILD2_CXX_TARGET_HXX
+#define LIBBUILD2_CXX_TARGET_HXX
+
+#include <libbuild2/types.hxx>
+#include <libbuild2/utility.hxx>
+
+#include <libbuild2/target.hxx>
+#include <libbuild2/cc/target.hxx>
+
+#include <libbuild2/cxx/export.hxx>
+
+namespace build2
+{
+  namespace cxx
+  {
+    using cc::h;
+    using cc::c;
+
+    class LIBBUILD2_CXX_SYMEXPORT hxx: public cc::cc
+    {
+    public:
+      using cc::cc;
+
+    public:
+      static const target_type static_type;
+      virtual const target_type& dynamic_type () const {return static_type;}
+    };
+
+    class LIBBUILD2_CXX_SYMEXPORT ixx: public cc::cc
+    {
+    public:
+      using cc::cc;
+
+    public:
+      static const target_type static_type;
+      virtual const target_type& dynamic_type () const {return static_type;}
+    };
+
+    class LIBBUILD2_CXX_SYMEXPORT txx: public cc::cc
+    {
+    public:
+      using cc::cc;
+
+    public:
+      static const target_type static_type;
+      virtual const target_type& dynamic_type () const {return static_type;}
+    };
+
+    class LIBBUILD2_CXX_SYMEXPORT cxx: public cc::cc
+    {
+    public:
+      using cc::cc;
+
+    public:
+      static const target_type static_type;
+      virtual const target_type& dynamic_type () const {return static_type;}
+    };
+
+    // The module interface unit is both like a header (e.g., we need to
+    // install it) and like a source (we need to compile it). Plus, to
+    // support dual use (modules/headers) it could actually be #include'd
+    // (and even in both cases e.g., by different codebases).
+    //
+    class LIBBUILD2_CXX_SYMEXPORT mxx: public cc::cc
+    {
+    public:
+      using cc::cc;
+
+    public:
+      static const target_type static_type;
+      virtual const target_type& dynamic_type () const {return static_type;}
+    };
+  }
+}
+
+#endif // LIBBUILD2_CXX_TARGET_HXX