Support targets that always rebuild. (Stephen Ng)

[Updating a change that was previously not synchronized to CVS.]

2 files changed, 14 insertions, 0 deletions

diff --git a/src/engine/SCons/Node/NodeTests.py b/src/engine/SCons/Node/NodeTests.py
index ff57871..f8593d7 100644
--- a/src/engine/SCons/Node/NodeTests.py
+++ b/src/engine/SCons/Node/NodeTests.py
@@ -381,6 +381,15 @@ class NodeTestCase(unittest.TestCase):
         node = SCons.Node.Node()
         node.store_timestamp()
 
+    def test_set_always_build(self):
+        """Test setting a Node's always_build value
+        """
+        node = SCons.Node.Node()
+        node.set_always_build()
+        assert node.always_build
+        node.set_always_build(3)
+        assert node.always_build == 3
+
     def test_set_precious(self):
         """Test setting a Node's precious value
         """
diff --git a/src/engine/SCons/Node/__init__.py b/src/engine/SCons/Node/__init__.py
index 43ae7c5..0fc2365 100644
--- a/src/engine/SCons/Node/__init__.py
+++ b/src/engine/SCons/Node/__init__.py
@@ -107,6 +107,7 @@ class Node:
         self.env = None
         self.state = None
         self.precious = None
+        self.always_build = None
         self.found_includes = {}
         self.includes = None
         self.overrides = {}     # construction variable overrides for building this node
@@ -521,6 +522,10 @@ class Node:
         """Set the Node's precious value."""
         self.precious = precious
 
+    def set_always_build(self, always_build = 1):
+        """Set the Node's always_build value."""
+        self.always_build = always_build
+
     def exists(self):
         """Does this node exists?"""
         # All node exist by default: