From 800c6da493aa56db6e4968ee71a41ae22fe6433a Mon Sep 17 00:00:00 2001
From: Vladimir Prus <ghost@cs.msu.su>
Date: Fri, 10 Oct 2003 10:33:33 +0000
Subject: [PATCH] * new/generators.jam   (register-standard,
 register-composing): Return the created instance.

[SVN r20329]
---
 new/generators.jam      | 8 +++++++-
 v2/build/generators.jam | 8 +++++++-
 2 files changed, 14 insertions(+), 2 deletions(-)

diff --git a/new/generators.jam b/new/generators.jam
index e9bab3cd1..efca8c893 100644
--- a/new/generators.jam
+++ b/new/generators.jam
@@ -641,11 +641,16 @@ rule register ( g )
 }
     
 # Creates new instance of the 'generator' class and registers it.
+# Retursn the creates instance.
+# Rationale: the instance is returned so that it's possible to first register
+# a generator and then call 'run' method on that generator, bypassing all
+# generator selection.
 rule register-standard ( id : source-types + : target-types + : requirements * )
 {
     local g = [ new generator $(id) : $(source-types) : $(target-types)
       : $(requirements) ] ;
-    register $(g) ;
+    register $(g) ;   
+    return $(g) ;
 }
 
 # Creates new instance of the 'composing-generator' class and
@@ -655,6 +660,7 @@ rule register-composing ( id : source-types + : target-types + : requirements *
     local g = [ new generator $(id) true : $(source-types) 
                 : $(target-types) : $(requirements) ] ;
     register $(g) ;
+    return $(g) ;
 }
 
 # Returns all generators which belong to 'toolset', i.e. which
diff --git a/v2/build/generators.jam b/v2/build/generators.jam
index e9bab3cd1..efca8c893 100644
--- a/v2/build/generators.jam
+++ b/v2/build/generators.jam
@@ -641,11 +641,16 @@ rule register ( g )
 }
     
 # Creates new instance of the 'generator' class and registers it.
+# Retursn the creates instance.
+# Rationale: the instance is returned so that it's possible to first register
+# a generator and then call 'run' method on that generator, bypassing all
+# generator selection.
 rule register-standard ( id : source-types + : target-types + : requirements * )
 {
     local g = [ new generator $(id) : $(source-types) : $(target-types)
       : $(requirements) ] ;
-    register $(g) ;
+    register $(g) ;   
+    return $(g) ;
 }
 
 # Creates new instance of the 'composing-generator' class and
@@ -655,6 +660,7 @@ rule register-composing ( id : source-types + : target-types + : requirements *
     local g = [ new generator $(id) true : $(source-types) 
                 : $(target-types) : $(requirements) ] ;
     register $(g) ;
+    return $(g) ;
 }
 
 # Returns all generators which belong to 'toolset', i.e. which