--- a/SConstruct	Wed Apr 09 11:35:59 2008 +0200
+++ b/SConstruct	Wed Apr 09 16:51:14 2008 +0200
@@ -1,13 +1,41 @@
 Decider('MD5-timestamp')
+import os
+env = Environment(ENV = {'PATH' : os.environ['PATH']})
+
+### GNU C++ Compiler
+#env.Replace(CXX="g++")
+#env.Append(CCFLAGS="-O3 -Wall -pipe -ffast-math -msse3 ")
 
-# CXX=icpc
-# CCFLAGS=-g -fno-strict-aliasing -I$(ROOT)/include
-# -Wall | -w1
+### Intel C++ Compiler
+env.Replace(CXX="icpc")
+env.Append(CCFLAGS="-O3 -w1 -mtune=core2 -xT ")
+
+### MinGW32
+#  LDFLAGS+=-lpthreadGC2
+#  PY_CCFLAGS=-I"C:\Program Files\Python25\include"
+#  PY_LDFLAGS=-L"C:\Program Files\Python25\libs" -lpython25
+
+# pthread
+env.Append(CCFLAGS="-pthread ")
+
+# CCFLAGS=-g -fno-strict-aliasing
 
 # float: -fsingle-precision-constant
 # double: -DPYRIT_DOUBLE
-(lib, pymodule) = SConscript('src/SConscript', build_dir='build/lib', duplicate=0)
+(lib, pymodule) = SConscript('src/SConscript', build_dir='build/lib', duplicate=0, exports='env')
+
+SConscript('ccdemos/SConscript', build_dir='build/ccdemos', duplicate=0, exports='env lib')
+SConscript('demos/SConscript', exports='pymodule')
+env.Alias('demos', ['cc-demos', 'python-demos'])
+
+SConscript('models/SConscript')
 
-SConscript('ccdemos/SConscript', build_dir='build/ccdemos', duplicate=0, exports='lib')
-SConscript('demos/SConscript', exports='pymodule')
-SConscript('models/SConscript')
+env.Alias('docs', Command('docs/html', [], 'doxygen'))
+env.Clean('docs', ['docs/html', 'docs/latex'])
+
+env.Alias('all', ['no-docs', 'docs'])
+env.Alias('no-docs', ['libs', 'demos', 'models'])
+env.Alias('no-download', ['libs', 'demos', 'local-models'])
+
+env.Alias('pyrit', 'no-download')
+Default('pyrit')