From 7b9eb752cad04aaadc4552d0f26d307b04af1869 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Tue, 7 Feb 2017 08:09:53 +0200
Subject: Pass const target& to recipes

---
 build2/cli/rule     |  4 ++--
 build2/cli/rule.cxx | 12 ++++++------
 2 files changed, 8 insertions(+), 8 deletions(-)

(limited to 'build2/cli')

diff --git a/build2/cli/rule b/build2/cli/rule
index fbacacf..1fbbde4 100644
--- a/build2/cli/rule
+++ b/build2/cli/rule
@@ -26,10 +26,10 @@ namespace build2
       apply (slock&, action, target&) const override;
 
       static target_state
-      perform_update (action, target&);
+      perform_update (action, const target&);
 
       static target_state
-      perform_clean (action, target&);
+      perform_clean (action, const target&);
     };
   }
 }
diff --git a/build2/cli/rule.cxx b/build2/cli/rule.cxx
index 9f54950..5dcec99 100644
--- a/build2/cli/rule.cxx
+++ b/build2/cli/rule.cxx
@@ -199,7 +199,7 @@ namespace build2
       }
       else
       {
-        cli_cxx& g (*static_cast<cli_cxx*> (xt.group));
+        cli_cxx& g (static_cast<cli_cxx&> (*xt.group));
         build2::match (ml, a, g);
         return group_recipe; // Execute the group's recipe.
       }
@@ -228,16 +228,16 @@ namespace build2
     }
 
     target_state compile::
-    perform_update (action a, target& xt)
+    perform_update (action a, const target& xt)
     {
-      cli_cxx& t (static_cast<cli_cxx&> (xt));
+      const cli_cxx& t (static_cast<const cli_cxx&> (xt));
 
       // Update prerequisites and determine if any relevant ones render us
       // out-of-date. Note that currently we treat all the prerequisites
       // as potentially affecting the result (think prologues/epilogues,
       // etc).
       //
-      cli* s;
+      const cli* s;
       {
         auto p (execute_prerequisites<cli> (a, t, t.mtime ()));
 
@@ -320,9 +320,9 @@ namespace build2
     }
 
     target_state compile::
-    perform_clean (action a, target& xt)
+    perform_clean (action a, const target& xt)
     {
-      cli_cxx& t (static_cast<cli_cxx&> (xt));
+      const cli_cxx& t (static_cast<const cli_cxx&> (xt));
 
       // The reverse order of update: first delete the files, then clean
       // prerequisites. Also update timestamp in case there are operations
-- 
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