new build system using SCons

git-svn-id: https://svn.code.sf.net/p/nsis/code/NSIS/trunk@3969 212acab6-be3b-0410-9dea-997c60f758d6

SCons/Config/ms

@@ -0,0 +1,55 @@
+print "Using Microsoft tools configuration"
+
+Import('defenv')
+
+### flags
+
+defenv['ENTRY_FLAG'] = lambda x: '/entry:' + x
+defenv['MAP_FLAG'] = lambda x: '/map'
+defenv['EXCEPTION_FLAG'] = '/GX'
+defenv['NODEFLIBS_FLAG'] = '/NODEFAULTLIB'
+defenv['C_FLAG'] = '/TC'
+defenv['CPP_FLAG'] = '/TP'
+
+### stub environment
+
+stub_env = defenv.Copy()
+
+stub_env.Append(CCFLAGS = '/O1')                 # optimize for size
+stub_env.Append(CCFLAGS = '/W3')                 # level 3 warnings
+
+stub_env.Append(LINKFLAGS = '/opt:nowin98')      # 512 bytes align
+stub_env.Append(LINKFLAGS = '/entry:WinMain')    # entry point
+stub_env.Append(LINKFLAGS = '/NODEFAULTLIB')     # no default libraries
+
+### makensis environment
+
+makensis_env = defenv.Copy()
+
+makensis_env.Append(CCFLAGS = '/O2')             # optimize for speed
+makensis_env.Append(CCFLAGS = '/GX')             # enable exceptions
+makensis_env.Append(CCFLAGS = '/W3')             # level 3 warnings
+
+makensis_env.Append(LINKFLAGS = '/opt:nowin98')  # 512 bytes align
+
+### plugin environment
+
+plugin_env = defenv.Copy(no_import_lib = 1)
+
+plugin_env.Append(CCFLAGS = '/O1')               # optimize for size
+plugin_env.Append(CCFLAGS = '/W3')               # level 3 warnings
+
+plugin_env.Append(LINKFLAGS = '/opt:nowin98')    # 512 bytes align
+
+### util environment
+
+util_env = defenv.Copy()
+
+util_env.Append(CCFLAGS = '/O1')              # optimize for speed
+util_env.Append(CCFLAGS = '/W3')              # level 3 warnings
+
+util_env.Append(LINKFLAGS = '/opt:nowin98')   # 512 bytes align
+
+# return
+
+Return('stub_env makensis_env plugin_env util_env')