From d7429f75a17a375d4e0df6f9c32d81f71e838634 Mon Sep 17 00:00:00 2001
From: Dane Springmeyer <dane@dbsgeo.com>
Date: Wed, 1 Apr 2009 15:08:56 +0000
Subject: [PATCH] scons: allow a user to switch back from FAST=True to
 FAST=False

---
 SConstruct | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/SConstruct b/SConstruct
index 97dbc1d29..f95cbe7d2 100644
--- a/SConstruct
+++ b/SConstruct
@@ -233,10 +233,11 @@ if opts.args:
     # now since we've got custom arguments we'll disregard any 
     # pickled environment and force another configuration
     preconfigured = False
-    if env['FAST']:
+    if opts.args.get('FAST'):
         # because we are clearing the 'sconf_temp' files each configure when FAST=False
         # we now need to flush the dblite otherwise SCons will skip checks
-        # during the first 'FAST' configure
+        # of fail because .sconsign.dblite could be out of sync with cacheing from using
+        # or moving to using FAST=True
         try:
             os.unlink('.sconsign.dblite')
         except: pass