1 files changed, 51 insertions, 0 deletions
diff --git a/libbuild2/cc/target.hxx b/libbuild2/cc/target.hxx
index fbac790..01f2d6e 100644
--- a/libbuild2/cc/target.hxx
+++ b/libbuild2/cc/target.hxx
@@ -68,6 +68,57 @@ namespace build2
       static const target_type static_type;
     };
 
+    // Objective-C source file (the same rationale for having it here as for
+    // c{} above).
+    //
+    class LIBBUILD2_CC_SYMEXPORT m: public cc
+    {
+    public:
+      m (context& c, dir_path d, dir_path o, string n)
+        : cc (c, move (d), move (o), move (n))
+      {
+        dynamic_type = &static_type;
+      }
+
+    public:
+      static const target_type static_type;
+    };
+
+    // Assembler with C preprocessor source file (the same rationale for
+    // having it here as for c{} above).
+    //
+    class LIBBUILD2_CC_SYMEXPORT S: public cc
+    {
+    public:
+      S (context& c, dir_path d, dir_path o, string n)
+        : cc (c, move (d), move (o), move (n))
+      {
+        dynamic_type = &static_type;
+      }
+
+    public:
+      static const target_type static_type;
+    };
+
+    // This is an abstract base target for deriving additional targets that
+    // can be #include'd in C translation units (the same rationale for having
+    // it here as for c{} above). In particular, only such targets will be
+    // considered to reverse-lookup extensions to target types (see
+    // dyndep_rule::map_extension() for background).
+    //
+    class LIBBUILD2_CC_SYMEXPORT c_inc: public cc
+    {
+    public:
+      c_inc (context& c, dir_path d, dir_path o, string n)
+        : cc (c, move (d), move (o), move (n))
+      {
+        dynamic_type = &static_type;
+      }
+
+    public:
+      static const target_type static_type;
+    };
+
     // pkg-config file targets.
     //
     class LIBBUILD2_CC_SYMEXPORT pc: public file // .pc (common)