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authorBoris Kolpackov <boris@kolpackov.net>2009-10-06 06:56:57 +0000
committerBoris Kolpackov <boris@kolpackov.net>2009-10-06 06:56:57 +0000
commitc3b91d2c427a9f3823a1a6e9dec263d8fef14c9d (patch)
tree3810a48808d8d16647c39ccc47fd6af7a810b5c5 /NEWS
parent0d189392ab6f698ebd3aedd59eb703cb1076f9b9 (diff)
downloadmake-c3b91d2c427a9f3823a1a6e9dec263d8fef14c9d.tar.gz
Implement the new undefine directive.
Diffstat (limited to 'NEWS')
-rw-r--r--NEWS5
1 files changed, 5 insertions, 0 deletions
diff --git a/NEWS b/NEWS
index fd0a2544..c89ea462 100644
--- a/NEWS
+++ b/NEWS
@@ -47,6 +47,11 @@ Version 3.81.90
patterns are preferred. To detect this feature search for 'shortest-stem'
in the .FEATURES special variable.
+* New make directive: 'undefine' allows you to undefine a variable so
+ that it appears as if it was never set. Both $(flavor) and $(origin)
+ functions will return 'undefined' for such a variable. To detect this
+ feature search for 'undefine in the .FEATURES special variable.
+
Version 3.81