2 files changed, 18 insertions, 0 deletions
diff --git a/brep/package b/brep/package
index e23dfd6..5360623 100644
--- a/brep/package
+++ b/brep/package
@@ -315,6 +315,12 @@ namespace brep
   std::ostream&
   operator<< (std::ostream&, const dependency&);
 
+  bool
+  operator== (const dependency&, const dependency&);
+
+  bool
+  operator!= (const dependency&, const dependency&);
+
   #pragma db value
   class dependency_alternatives: public vector<dependency>
   {
diff --git a/brep/package.cxx b/brep/package.cxx
index cb7ab46..7bdc3c7 100644
--- a/brep/package.cxx
+++ b/brep/package.cxx
@@ -37,6 +37,18 @@ namespace brep
     return o;
   }
 
+  bool
+  operator== (const dependency& x, const dependency& y)
+  {
+    return x.name () == y.name () && x.constraint == y.constraint;
+  }
+
+  bool
+  operator!= (const dependency& x, const dependency& y)
+  {
+    return !(x == y);
+  }
+
   // package
   //
   package::