Fix the case where neither vc nor sdk script exist or, vc doesn't work and sdk doesn...
authorbdbaddog <bdbaddog@fdb21ef1-2011-0410-befe-b5e4ea1792b1>
Sun, 7 Feb 2010 00:31:10 +0000 (00:31 +0000)
committerbdbaddog <bdbaddog@fdb21ef1-2011-0410-befe-b5e4ea1792b1>
Sun, 7 Feb 2010 00:31:10 +0000 (00:31 +0000)
commit4068c7eba3f5e5837a4c18633ee078e282d27f43
treec36c83580f706df4c616cfd2e2cf025869507c49
parent22a965b6ab071e683cc34d9e54fe8f87a2bfc208
Fix the case where neither vc nor sdk script exist or, vc doesn't work and sdk doesn't exist.

git-svn-id: http://scons.tigris.org/svn/scons/trunk@4665 fdb21ef1-2011-0410-befe-b5e4ea1792b1
src/engine/SCons/Tool/MSCommon/vc.py