ENH: add a cache for get_installed_vcs, as it used for every MS tool exists function...
authorcournape <cournape@fdb21ef1-2011-0410-befe-b5e4ea1792b1>
Thu, 19 Nov 2009 05:38:09 +0000 (05:38 +0000)
committercournape <cournape@fdb21ef1-2011-0410-befe-b5e4ea1792b1>
Thu, 19 Nov 2009 05:38:09 +0000 (05:38 +0000)
commitd59c7325e8f93b283da077fba5445c80ba4dfada
tree5e03b06d0c06a926c5fdc20f8c662b1a1ede5693
parent4c3fb8863a7d850adeb7119827857ae060ffb03f
ENH: add a cache for get_installed_vcs, as it used for every MS tool exists function and is expensive.

git-svn-id: http://scons.tigris.org/svn/scons/trunk@4462 fdb21ef1-2011-0410-befe-b5e4ea1792b1
src/engine/SCons/Tool/MSCommon/vc.py