General performance tweaks
authorstevenknight <stevenknight@fdb21ef1-2011-0410-befe-b5e4ea1792b1>
Mon, 31 Dec 2001 02:51:50 +0000 (02:51 +0000)
committerstevenknight <stevenknight@fdb21ef1-2011-0410-befe-b5e4ea1792b1>
Mon, 31 Dec 2001 02:51:50 +0000 (02:51 +0000)
commit560ac7b7898966ecb9424f25cae6082f5cff62ba
treecf4b0175cee4670e6b366e7a4c2218dc3bce508f
parent46cbb930041fda73384e41b3fa8c8c682ade6ddb
General performance tweaks

git-svn-id: http://scons.tigris.org/svn/scons/trunk@183 fdb21ef1-2011-0410-befe-b5e4ea1792b1
src/engine/SCons/Node/FS.py
src/engine/SCons/Node/FSTests.py
src/engine/SCons/Scanner/C.py
src/engine/SCons/Scanner/CTests.py
src/engine/SCons/Scanner/Prog.py
src/engine/SCons/Scanner/__init__.py
src/engine/SCons/Util.py
src/engine/SCons/UtilTests.py