Implement installation of prerequisite shared libraries

1 files changed, 22 insertions, 0 deletions

diff --git a/build/cxx/link b/build/cxx/link
index 5d3d29e..5a5aafa 100644
--- a/build/cxx/link
+++ b/build/cxx/link
@@ -12,6 +12,8 @@
 #include <build/types>
 #include <build/rule>
 
+#include <build/bin/target>
+
 namespace build
 {
   namespace cxx
@@ -30,6 +32,26 @@ namespace build
 
       static link instance;
 
+    public:
+      enum class type {e, a, so};
+      enum class order {a, so, a_so, so_a};
+
+      static type
+      link_type (target& t)
+      {
+        return t.is_a<bin::exe> ()
+          ? type::e
+          : (t.is_a<bin::liba> () ? type::a : type::so);
+      }
+
+      static order
+      link_order (target&);
+
+      // Determine the library member (liba or libso) to link.
+      //
+      static target&
+      link_member (bin::lib&, order);
+
     private:
       friend class compile;