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Russel Winder committed d7d2c91

Rearrange the module structure, step 1.

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Files changed (2)

__init__.py

-# -*- mode:python; coding:utf-8; -*-
-
-# Copyright (c) 2009-10 The SCons Foundation
-#
-# Permission is hereby granted, free of charge, to any person obtaining
-# a copy of this software and associated documentation files (the
-# "Software"), to deal in the Software without restriction, including
-# without limitation the rights to use, copy, modify, merge, publish,
-# distribute, sublicense, and/or sell copies of the Software, and to
-# permit persons to whom the Software is furnished to do so, subject to
-# the following conditions:
-#
-# The above copyright notice and this permission notice shall be included
-# in all copies or substantial portions of the Software.
-#
-# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
-# KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
-# WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
-# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
-# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
-# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
-# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-#  This C# Tool taken from http://www.scons.org/wiki/CsharpBuilder and amended
-#  by the patch from Issue 1912 at http://scons.tigris.org/issues/show_bug.cgi?id=1912
-
-#  Amended and extended by Russel Winder <russel.winder@concertant.com>
-
-#  On the SCons wiki page there are two distinct tools, one for the Microsoft C# system and one for Mono.
-#  This is an attempt to meld to two based initially on the Microsoft C# tool with amendmnets from the Mono
-#  tool.
-
-import os.path
-import SCons.Builder
-import SCons.Node.FS
-import SCons.Util
-from SCons.Node.Python import Value
- 
-# needed for adding methods to environment
-from SCons.Script.SConscript import SConsEnvironment
- 
-# parses env['VERSION'] for major, minor, build, and revision
-def parseVersion(env):
-    """parses env['VERSION'] for major, minor, build, and revision"""
-    if type(env['VERSION']) is tuple or type(env['VERSION']) is list:
-        major, minor, build, revision = env['VERSION']
-    elif type(env['VERSION']) is str:
-        major, minor, build, revision = env['VERSION'].split('.')
-        major = int(major)
-        minor = int(minor)
-        build = int(build)
-        revision = int(revision)
-    return (major, minor, build, revision)
- 
-def getVersionAsmDirective(major, minor, build, revision):
-    return '[assembly: AssemblyVersion("%d.%d.%d.%d")]' % (major, minor, build, revision)
- 
-def generateVersionId(env, target, source):
-    out = open(target[0].path, 'w')
-    out.write('using System;using System.Reflection;using System.Runtime.CompilerServices;using System.Runtime.InteropServices;\n')
-    out.write(source[0].get_contents())
-    out.close()
- 
-# used so that we can capture the return value of an executed command
-def subprocess(cmdline):
-    """used so that we can capture the return value of an executed command"""
-    import subprocess
-    startupinfo = subprocess.STARTUPINFO()
-    startupinfo.dwFlags |= subprocess.STARTF_USESHOWWINDOW
-    proc = subprocess.Popen(cmdline, stdin=subprocess.PIPE, stdout=subprocess.PIPE,
-                            stderr=subprocess.PIPE, startupinfo=startupinfo, shell=False)
-    data, err = proc.communicate()
-    return proc.wait(), data, err
- 
-def generatePublisherPolicyConfig(env, target, source):
-    """this method assumes that source list corresponds to [0]=version, [1]=assembly base name, [2]=assembly file node"""
-    # call strong name tool against compiled assembly and parse output for public token
-    outputFolder = os.path.split(target[0].tpath)[0]
-    pubpolicy = os.path.join(outputFolder, source[2].name)
-    rv, data, err = subprocess('sn -T ' + pubpolicy)
-    import re
-    tok_re = re.compile(r"([a-z0-9]{16})[\r\n ]{0,3}$")
-    match = tok_re.search(data)
-    tok = match.group(1)
-    
-    # calculate version range to redirect from
-    version = source[0].value
-    oldVersionStartRange = '%s.%s.0.0' % (version[0], version[1])
-    newVersion = '%s.%s.%s.%s' % (version[0], version[1], version[2], version[3])
-    build = int(version[2])
-    rev = int(version[3])
-    
-    # on build 0 and rev 0 or 1, no range is needed. otherwise calculate range    
-    if (build == 0 and (rev == 0 or rev == 1)):
-        oldVersionRange = oldVersionStartRange
-    else:
-        if rev - 1 < 0:
-            endRevisionRange = '99'
-            endBuildRange = str(build-1)
-        else:
-            endRevisionRange = str(rev - 1)
-            endBuildRange = str(build)
-            oldVersionEndRange = '%s.%s.%s.%s' % (version[0], version[1], endBuildRange, endRevisionRange)
-            oldVersionRange = '%s-%s' % (oldVersionStartRange, oldVersionEndRange)
- 
-    # write .net config xml out to file
-    out = open(target[0].path, 'w')
-    out.write('''\
- <configuration><runtime><assemblyBinding xmlns="urn:schemas-microsoft-com:asm.v1">
-   <dependentAssembly>
-     <assemblyIdentity name="%s" publicKeyToken="%s"/>
-     <bindingRedirect oldVersion="%s" newVersion="%s"/>
-   </dependentAssembly>
- </assemblyBinding></runtime></configuration>
- ''' % (source[1].value, tok, oldVersionRange, newVersion))
-    out.close()
-
-def getKeyFile(node, sources):
-    """search for key file"""
-    for file in node.children():
-        if file.name.endswith('.snk'):
-            sources.append(file)
-            return
- 
-    # if not found look in included netmodules (first found is used)
-    for file in node.children():
-        if file.name.endswith('.netmodule'):
-            for file2 in file.children():
-                if file2.name.endswith('.snk'):
-                    sources.append(file2)
-                    return
- 
-def PublisherPolicy(env, target, **kw):
-    """creates the publisher policy dll, mapping the major.minor.0.0 calls to the 
-    major, minor, build, and revision passed in through the dictionary VERSION key"""
-    sources = []
-    # get version and generate .config file
-    version = parseVersion(kw)
-    asm = os.path.splitext(target[0].name)[0]
-    configName = 'policy.%d.%d.%s.%s' % (version[0], version[1], asm, 'config')
-    targ = 'policy.%d.%d.%s' % (version[0], version[1], target[0].name)
-    config = env.Command(configName, [Value(version), Value(asm), target[0]], generatePublisherPolicyConfig)
-    sources.append(config[0])
- 
-    # find .snk key
-    getKeyFile(target[0], sources)
- 
-    return env.CLIAsmLink(targ, sources, **kw)
- 
-def CLIRefs(env, refs, paths = [], **kw):
-    listRefs = []
-    normpaths = [env.Dir(p).abspath for p in paths]
-    normpaths += env['CLIREFPATHS']
- 
-    for ref in refs:
-        if not ref.endswith(env['SHLIBSUFFIX']):
-            ref += env['SHLIBSUFFIX']
-        if not ref.startswith(env['SHLIBPREFIX']):
-            ref = env['SHLIBPREFIX'] + ref
-        pathref = detectRef(ref, normpaths, env)
-        if pathref:
-            listRefs.append(pathref)
- 
-    return listRefs
- 
-def CLIMods(env, refs, paths = [], **kw):
-    listMods = []
-    normpaths = [env.Dir(p).abspath for p in paths]
-    normpaths += env['CLIMODPATHS']
- 
-    for ref in refs:
-        if not ref.endswith(env['CLIMODSUFFIX']):
-            ref += env['CLIMODSUFFIX']
-        pathref = detectRef(ref, normpaths, env)
-        if pathref:
-            listMods.append(pathref)
- 
-    return listMods
- 
-def detectRef(ref, paths, env):
-    """look for existance of file (ref) at one of the paths"""
-    for path in paths:
-        if path.endswith(ref):
-            return path
-        pathref = os.path.join(path, ref)
-        if os.path.isfile(pathref):
-            return pathref
- 
-    return ''
-
-def AddToRefPaths(env, files, **kw):
-    # the file name is included in path reference because otherwise checks for that output file
-    # by CLIRefs/CLIMods would fail until after it has been built.  Since SCons makes a pass
-    # before building anything, that file won't be there.  Only after the second pass will it be built
-    ref = env.FindIxes(files, 'SHLIBPREFIX', 'SHLIBSUFFIX').abspath
-    env['CLIREFPATHS'] = [ref] + env['CLIREFPATHS']
-    return 0
- 
-def AddToModPaths(env, files, **kw):
-    mod = env.FindIxes(files, 'CLIMODPREFIX', 'CLIMODSUFFIX').abspath
-    env['CLIMODPATHS'] = [mod] + env['CLIMODPATHS']
-    return 0
- 
-def cscFlags(target, source, env, for_signature):
-    listCmd = []
-    if (env.has_key('WINEXE')):
-        if (env['WINEXE'] == 1):
-            listCmd.append('-t:winexe')
-    return listCmd
- 
-def cscSources(target, source, env, for_signature):
-    listCmd = []
- 
-    for s in source:
-        if (str(s).endswith('.cs')):  # do this first since most will be source files
-            listCmd.append(s)
-        elif (str(s).endswith('.resources')):
-            listCmd.append('-resource:%s' % s.get_string(for_signature))
-        elif (str(s).endswith('.snk')):
-            listCmd.append('-keyfile:%s' % s.get_string(for_signature))
-        else:
-            # just treat this as a generic unidentified source file
-            listCmd.append(s)
- 
-    return listCmd
-
-def cscSourcesNoResources(target, source, env, for_signature):
-    listCmd = []
-  
-    for s in source:
-        if (str(s).endswith('.cs')):  # do this first since most will be source files
-            listCmd.append(s)
-        elif (str(s).endswith('.resources')): # resources cannot be embedded in netmodules
-            pass
-        elif (str(s).endswith('.snk')):
-            listCmd.append('-keyfile:%s' % s.get_string(for_signature))
-        else:
-            # just treat this as a generic unidentified source file
-            listCmd.append(s)
-  
-    return listCmd
-
-def cscRefs(target, source, env, for_signature):
-    listCmd = []
- 
-    if (env.has_key('ASSEMBLYREFS')):
-        refs = SCons.Util.flatten(env['ASSEMBLYREFS'])
-        for ref in refs:
-            if SCons.Util.is_String(ref):
-                listCmd.append('-reference:%s' % ref)
-            else:
-                listCmd.append('-reference:%s' % ref.abspath)
- 
-    return listCmd
- 
-def cscMods(target, source, env, for_signature):
-    listCmd = []
- 
-    if (env.has_key('NETMODULES')):
-        mods = SCons.Util.flatten(env['NETMODULES'])
-        for mod in mods:
-            listCmd.append('-addmodule:%s' % mod)
-            
-    return listCmd
- 
-# TODO: this currently does not allow sources to be embedded (-embed flag)
-def alLinkSources(target, source, env, for_signature):
-    listCmd = []
- 
-    for s in source:
-        if (str(s).endswith('.snk')):
-            listCmd.append('-keyfile:%s' % s.get_string(for_signature))
-        else:
-            # just treat this as a generic unidentified source file
-            listCmd.append('-link:%s' % s.get_string(for_signature))
- 
-    if env.has_key('VERSION'):
-        version = parseVersion(env)
-        listCmd.append('-version:%d.%d.%d.%d' % version)
- 
-    return listCmd
-
-def cliLinkSources(target, source, env, for_signature):
-    listCmd = []
-  
-    # append source item. if it is a netmodule and has child resources, also append those
-    for s in source:
-        # all source items should go into listCmd
-        listCmd.append('%s' % s.get_string(for_signature))
-
-        if (str(s).endswith('.netmodule')):
-            for child in s.children():
-                if child.name.endswith('.resources'):
-                    listCmd.append('/assemblyresource:%s' % child.get_string(for_signature))
-
-    return listCmd
-
-def add_version(target, source, env):
-    if env.has_key('VERSION'):
-        if SCons.Util.is_String(target[0]):
-            versionfile = target[0] + '_VersionInfo.cs'
-        else:
-            versionfile = target[0].name + '_VersionInfo.cs'
-        source.append(env.Command(versionfile, [Value(getVersionAsmDirective(*parseVersion(env)))], generateVersionId))
-    return (target, source)
-
-# this check is needed because .NET assemblies like to have '.' in the name.
-# scons interprets that as an extension and doesn't append the suffix as a result
-def lib_emitter(target, source, env):
-    newtargets = []
-    for tnode in target:
-        t = tnode.name
-        if not t.endswith(env['SHLIBSUFFIX']):
-            t += env['SHLIBSUFFIX']
-        newtargets.append(t)
-    
-    return (newtargets, source)
-
-def add_depends(target, source, env):
-    """Add dependency information before the build order is established"""
-  
-    if (env.has_key('NETMODULES')):
-        mods = SCons.Util.flatten(env['NETMODULES'])
-        for mod in mods:
-            # add as dependency
-            for t in target:
-                env.Depends(t, mod)
-
-    if (env.has_key('ASSEMBLYREFS')):
-        refs = SCons.Util.flatten(env['ASSEMBLYREFS'])
-        for ref in refs:            
-            # add as dependency
-            for t in target:
-                env.Depends(t, ref)
-
-    return (target, source)
-
-csc_action = SCons.Action.Action('$CSCCOM', '$CSCCOMSTR')
-
-MsCliBuilder = SCons.Builder.Builder(action = '$CSCCOM',
-                                     source_factory = SCons.Node.FS.default_fs.Entry,
-                                     emitter = add_version,
-                                     suffix = '.exe')
-
-csclib_action = SCons.Action.Action('$CSCLIBCOM', '$CSCLIBCOMSTR')
-
-MsCliLibBuilder = SCons.Builder.Builder(action = '$CSCLIBCOM',
-                                        source_factory = SCons.Node.FS.default_fs.Entry,
-                                        emitter = [lib_emitter, add_version, add_depends],
-                                        suffix = '$SHLIBSUFFIX')
-
-cscmod_action = SCons.Action.Action('$CSCMODCOM', '$CSCMODCOMSTR')
-
-MsCliModBuilder = SCons.Builder.Builder(action = '$CSCMODCOM',
-                                        source_factory = SCons.Node.FS.default_fs.Entry,
-                                        emitter = [add_version, add_depends],
-                                        suffix = '$CLIMODSUFFIX')
-
-def module_deps(target, source, env):
-    for s in source:
-        dir = s.dir.srcdir
-        if (dir is not None and dir is not type(None)):
-            for t in target:
-                env.Depends(t,s)
-    return (target, source)
-
-clilink_action = SCons.Action.Action('$CLILINKCOM', '$CLILINKCOMSTR')
-
-MsCliLinkBuilder = SCons.Builder.Builder(action = '$CLILINKCOM',
-                                         source_factory = SCons.Node.FS.default_fs.Entry,
-                                         emitter = [lib_emitter, add_version, module_deps], # don't know the best way yet to get module dependencies added
-                                         suffix = '.dll') #'$SHLIBSUFFIX')
-
-# TODO : This probably needs some more work... it hasn't been used since 
-# finding the abilities of the VS 2005 C++ linker for .NET.
-MsCliAsmLinkBuilder = SCons.Builder.Builder(action = '$CLIASMLINKCOM',
-                                            source_factory = SCons.Node.FS.default_fs.Entry,
-                                            suffix = '.dll')
-
-typelib_prefix = 'Interop.'
-
-def typelib_emitter(target, source, env):
-    newtargets = []
-    for tnode in target:
-        t = tnode.name
-        if not t.startswith(typelib_prefix):
-            t = typelib_prefix + t
-        newtargets.append(t)
-
-    return (newtargets, source)
-
-def tlbimpFlags(target, source, env, for_signature):
-    listCmd = []
-    
-    basename = os.path.splitext(target[0].name)[0]
-    # strip off typelib_prefix (such as 'Interop.') so it isn't in the namespace
-    if basename.startswith(typelib_prefix):
-        basename = basename[len(typelib_prefix):]
-    listCmd.append('-namespace:%s' % basename)
-        
-    listCmd.append('-out:%s' % target[0].tpath)
-        
-    for s in source:
-        if (str(s).endswith('.snk')):
-            listCmd.append('-keyfile:%s' % s.get_string(for_signature))
-                
-    return listCmd
-
-typelibimp_action = SCons.Action.Action('$TYPELIBIMPCOM', '$TYPELIBIMPCOMSTR')
-
-MsCliTypeLibBuilder = SCons.Builder.Builder(action = '$TYPELIBIMPCOM',
-                                            source_factory = SCons.Node.FS.default_fs.Entry,
-                                            emitter = [typelib_emitter, add_depends],
-                                            suffix = '.dll')
-
-res_action = SCons.Action.Action('$CLIRCCOM', '$CLIRCCOMSTR')
-
-def res_emitter(target, source, env):
-    # prepend NAMESPACE if provided
-    if (env.has_key('NAMESPACE')):
-        newtargets = []
-        for t in target:
-            tname = t.name
-            
-            # this is a cheesy way to get rid of '.aspx' in .resx file names
-            idx = tname.find('.aspx.')
-            if idx >= 0:
-                tname = tname[:idx] + tname[idx+5:]
-
-            newtargets.append('%s.%s' % (env['NAMESPACE'], tname))
-        return (newtargets, source)
-    else:
-        return (targets, source)
-
-MsCliResBuilder = SCons.Builder.Builder(action=res_action,
-                                        emitter=res_emitter,
-                                        src_suffix='.resx',
-                                        suffix='.resources',
-                                        src_builder=[],
-                                        source_scanner=SCons.Tool.SourceFileScanner)
-
-SCons.Tool.SourceFileScanner.add_scanner('.resx', SCons.Defaults.CScan)
-
-def generate(env):
-    envpaths = env['ENV']['PATH']
-    env['CLIREFPATHS']  = envpaths.split(os.pathsep)
-    env['CLIMODPATHS']  = []
-    env['ASSEMBLYREFS'] = []
-    env['NETMODULES']   = []
-    
-    env['BUILDERS']['CLIProgram'] = MsCliBuilder
-    env['BUILDERS']['CLIAssembly'] = MsCliLibBuilder
-    env['BUILDERS']['CLILibrary'] = MsCliLibBuilder
-    env['BUILDERS']['CLIModule']  = MsCliModBuilder
-    env['BUILDERS']['CLILink']    = MsCliLinkBuilder
-    env['BUILDERS']['CLIAsmLink'] = MsCliAsmLinkBuilder
-    env['BUILDERS']['CLIRes'] = MsCliResBuilder
-    env['BUILDERS']['CLITypeLib'] = MsCliTypeLibBuilder
-    
-    env['CSC']          = env.Detect('gmcs') or 'csc'
-    env['_CSCLIBS']     = "${_stripixes('-r:', CILLIBS, '', '-r', '', __env__)}"
-    env['_CSCLIBPATH']  = "${_stripixes('-lib:', CILLIBPATH, '', '-r', '', __env__)}"
-    env['CSCFLAGS']     = SCons.Util.CLVar('-nologo -noconfig')
-    env['_CSCFLAGS']    = cscFlags
-    env['_CSC_SOURCES'] = cscSources
-    env['_CSC_SOURCES_NO_RESOURCES'] = cscSourcesNoResources
-    env['_CSC_REFS']    = cscRefs
-    env['_CSC_MODS']    = cscMods
-    env['CSCCOM']       = '$CSC $CSCFLAGS $_CSCFLAGS -out:${TARGET.abspath} $_CSC_REFS $_CSC_MODS $_CSC_SOURCES'
-    env['CSCLIBCOM']    = '$CSC -t:library $CSCFLAGS $_CSCFLAGS $_CSCLIBPATH $_CSCLIBS -out:${TARGET.abspath} $_CSC_REFS $_CSC_MODS $_CSC_SOURCES'
-    env['CSCMODCOM']    = '$CSC -t:module $CSCFLAGS $_CSCFLAGS -out:${TARGET.abspath} $_CSC_REFS $_CSC_MODS $_CSC_SOURCES_NO_RESOURCES'
-    env['CLIMODPREFIX'] = ''
-    env['CLIMODSUFFIX'] = '.netmodule'
-    env['CSSUFFIX']     = '.cs'
-    
-    # this lets us link .netmodules together into a single assembly
-    env['CLILINK']      = 'link'
-    env['CLILINKFLAGS'] = SCons.Util.CLVar('-nologo -ltcg -dll -noentry')
-    env['_CLILINK_SOURCES'] = cliLinkSources
-    env['CLILINKCOM']   = '$CLILINK $CLILINKFLAGS -out:${TARGET.abspath} $_CLILINK_SOURCES' # $SOURCES'
-    
-    env['CLIASMLINK']   = 'al'
-    env['CLIASMLINKFLAGS'] = SCons.Util.CLVar('')
-    env['_ASMLINK_SOURCES'] = alLinkSources
-    env['CLIASMLINKCOM'] = '$CLIASMLINK $CLIASMLINKFLAGS -out:${TARGET.abspath} $_ASMLINK_SOURCES'
-    
-    env['CLIRC']        = 'resgen'
-    env['CLIRCFLAGS']   = ''
-    env['CLIRCCOM']     = '$CLIRC $CLIRCFLAGS $SOURCES $TARGETS'
-    
-    env['TYPELIBIMP']       = 'tlbimp'
-    env['TYPELIBIMPFLAGS'] = SCons.Util.CLVar('-sysarray')
-    env['_TYPELIBIMPFLAGS'] = tlbimpFlags
-    env['TYPELIBIMPCOM']    = '$TYPELIBIMP $SOURCES $TYPELIBIMPFLAGS $_TYPELIBIMPFLAGS'
-    
-    SConsEnvironment.CLIRefs = CLIRefs
-    SConsEnvironment.CLIMods = CLIMods
-    SConsEnvironment.AddToRefPaths = AddToRefPaths
-    SConsEnvironment.AddToModPaths = AddToModPaths
-    SConsEnvironment.PublisherPolicy = PublisherPolicy
-    
-def exists(env):
-    return env.Detect('csc') or env.Detect('gmcs')
+# -*- mode:python; coding:utf-8; -*-
+
+# Copyright (c) 2009-10 The SCons Foundation
+#
+# Permission is hereby granted, free of charge, to any person obtaining
+# a copy of this software and associated documentation files (the
+# "Software"), to deal in the Software without restriction, including
+# without limitation the rights to use, copy, modify, merge, publish,
+# distribute, sublicense, and/or sell copies of the Software, and to
+# permit persons to whom the Software is furnished to do so, subject to
+# the following conditions:
+#
+# The above copyright notice and this permission notice shall be included
+# in all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
+# KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
+# WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+#  This C# Tool taken from http://www.scons.org/wiki/CsharpBuilder and amended
+#  by the patch from Issue 1912 at http://scons.tigris.org/issues/show_bug.cgi?id=1912
+
+#  Amended and extended by Russel Winder <russel.winder@concertant.com>
+
+#  On the SCons wiki page there are two distinct tools, one for the Microsoft C# system and one for Mono.
+#  This is an attempt to meld to two based initially on the Microsoft C# tool with amendmnets from the Mono
+#  tool.
+
+import os.path
+import SCons.Builder
+import SCons.Node.FS
+import SCons.Util
+from SCons.Node.Python import Value
+ 
+# needed for adding methods to environment
+from SCons.Script.SConscript import SConsEnvironment
+ 
+# parses env['VERSION'] for major, minor, build, and revision
+def parseVersion(env):
+    """parses env['VERSION'] for major, minor, build, and revision"""
+    if type(env['VERSION']) is tuple or type(env['VERSION']) is list:
+        major, minor, build, revision = env['VERSION']
+    elif type(env['VERSION']) is str:
+        major, minor, build, revision = env['VERSION'].split('.')
+        major = int(major)
+        minor = int(minor)
+        build = int(build)
+        revision = int(revision)
+    return (major, minor, build, revision)
+ 
+def getVersionAsmDirective(major, minor, build, revision):
+    return '[assembly: AssemblyVersion("%d.%d.%d.%d")]' % (major, minor, build, revision)
+ 
+def generateVersionId(env, target, source):
+    out = open(target[0].path, 'w')
+    out.write('using System;using System.Reflection;using System.Runtime.CompilerServices;using System.Runtime.InteropServices;\n')
+    out.write(source[0].get_contents())
+    out.close()
+ 
+# used so that we can capture the return value of an executed command
+def subprocess(cmdline):
+    """used so that we can capture the return value of an executed command"""
+    import subprocess
+    startupinfo = subprocess.STARTUPINFO()
+    startupinfo.dwFlags |= subprocess.STARTF_USESHOWWINDOW
+    proc = subprocess.Popen(cmdline, stdin=subprocess.PIPE, stdout=subprocess.PIPE,
+                            stderr=subprocess.PIPE, startupinfo=startupinfo, shell=False)
+    data, err = proc.communicate()
+    return proc.wait(), data, err
+ 
+def generatePublisherPolicyConfig(env, target, source):
+    """this method assumes that source list corresponds to [0]=version, [1]=assembly base name, [2]=assembly file node"""
+    # call strong name tool against compiled assembly and parse output for public token
+    outputFolder = os.path.split(target[0].tpath)[0]
+    pubpolicy = os.path.join(outputFolder, source[2].name)
+    rv, data, err = subprocess('sn -T ' + pubpolicy)
+    import re
+    tok_re = re.compile(r"([a-z0-9]{16})[\r\n ]{0,3}$")
+    match = tok_re.search(data)
+    tok = match.group(1)
+    
+    # calculate version range to redirect from
+    version = source[0].value
+    oldVersionStartRange = '%s.%s.0.0' % (version[0], version[1])
+    newVersion = '%s.%s.%s.%s' % (version[0], version[1], version[2], version[3])
+    build = int(version[2])
+    rev = int(version[3])
+    
+    # on build 0 and rev 0 or 1, no range is needed. otherwise calculate range    
+    if (build == 0 and (rev == 0 or rev == 1)):
+        oldVersionRange = oldVersionStartRange
+    else:
+        if rev - 1 < 0:
+            endRevisionRange = '99'
+            endBuildRange = str(build-1)
+        else:
+            endRevisionRange = str(rev - 1)
+            endBuildRange = str(build)
+            oldVersionEndRange = '%s.%s.%s.%s' % (version[0], version[1], endBuildRange, endRevisionRange)
+            oldVersionRange = '%s-%s' % (oldVersionStartRange, oldVersionEndRange)
+ 
+    # write .net config xml out to file
+    out = open(target[0].path, 'w')
+    out.write('''\
+ <configuration><runtime><assemblyBinding xmlns="urn:schemas-microsoft-com:asm.v1">
+   <dependentAssembly>
+     <assemblyIdentity name="%s" publicKeyToken="%s"/>
+     <bindingRedirect oldVersion="%s" newVersion="%s"/>
+   </dependentAssembly>
+ </assemblyBinding></runtime></configuration>
+ ''' % (source[1].value, tok, oldVersionRange, newVersion))
+    out.close()
+
+def getKeyFile(node, sources):
+    """search for key file"""
+    for file in node.children():
+        if file.name.endswith('.snk'):
+            sources.append(file)
+            return
+ 
+    # if not found look in included netmodules (first found is used)
+    for file in node.children():
+        if file.name.endswith('.netmodule'):
+            for file2 in file.children():
+                if file2.name.endswith('.snk'):
+                    sources.append(file2)
+                    return
+ 
+def PublisherPolicy(env, target, **kw):
+    """creates the publisher policy dll, mapping the major.minor.0.0 calls to the 
+    major, minor, build, and revision passed in through the dictionary VERSION key"""
+    sources = []
+    # get version and generate .config file
+    version = parseVersion(kw)
+    asm = os.path.splitext(target[0].name)[0]
+    configName = 'policy.%d.%d.%s.%s' % (version[0], version[1], asm, 'config')
+    targ = 'policy.%d.%d.%s' % (version[0], version[1], target[0].name)
+    config = env.Command(configName, [Value(version), Value(asm), target[0]], generatePublisherPolicyConfig)
+    sources.append(config[0])
+ 
+    # find .snk key
+    getKeyFile(target[0], sources)
+ 
+    return env.CLIAsmLink(targ, sources, **kw)
+ 
+def CLIRefs(env, refs, paths = [], **kw):
+    listRefs = []
+    normpaths = [env.Dir(p).abspath for p in paths]
+    normpaths += env['CLIREFPATHS']
+ 
+    for ref in refs:
+        if not ref.endswith(env['SHLIBSUFFIX']):
+            ref += env['SHLIBSUFFIX']
+        if not ref.startswith(env['SHLIBPREFIX']):
+            ref = env['SHLIBPREFIX'] + ref
+        pathref = detectRef(ref, normpaths, env)
+        if pathref:
+            listRefs.append(pathref)
+ 
+    return listRefs
+ 
+def CLIMods(env, refs, paths = [], **kw):
+    listMods = []
+    normpaths = [env.Dir(p).abspath for p in paths]
+    normpaths += env['CLIMODPATHS']
+ 
+    for ref in refs:
+        if not ref.endswith(env['CLIMODSUFFIX']):
+            ref += env['CLIMODSUFFIX']
+        pathref = detectRef(ref, normpaths, env)
+        if pathref:
+            listMods.append(pathref)
+ 
+    return listMods
+ 
+def detectRef(ref, paths, env):
+    """look for existance of file (ref) at one of the paths"""
+    for path in paths:
+        if path.endswith(ref):
+            return path
+        pathref = os.path.join(path, ref)
+        if os.path.isfile(pathref):
+            return pathref
+ 
+    return ''
+
+def AddToRefPaths(env, files, **kw):
+    # the file name is included in path reference because otherwise checks for that output file
+    # by CLIRefs/CLIMods would fail until after it has been built.  Since SCons makes a pass
+    # before building anything, that file won't be there.  Only after the second pass will it be built
+    ref = env.FindIxes(files, 'SHLIBPREFIX', 'SHLIBSUFFIX').abspath
+    env['CLIREFPATHS'] = [ref] + env['CLIREFPATHS']
+    return 0
+ 
+def AddToModPaths(env, files, **kw):
+    mod = env.FindIxes(files, 'CLIMODPREFIX', 'CLIMODSUFFIX').abspath
+    env['CLIMODPATHS'] = [mod] + env['CLIMODPATHS']
+    return 0
+ 
+def cscFlags(target, source, env, for_signature):
+    listCmd = []
+    if (env.has_key('WINEXE')):
+        if (env['WINEXE'] == 1):
+            listCmd.append('-t:winexe')
+    return listCmd
+ 
+def cscSources(target, source, env, for_signature):
+    listCmd = []
+ 
+    for s in source:
+        if (str(s).endswith('.cs')):  # do this first since most will be source files
+            listCmd.append(s)
+        elif (str(s).endswith('.resources')):
+            listCmd.append('-resource:%s' % s.get_string(for_signature))
+        elif (str(s).endswith('.snk')):
+            listCmd.append('-keyfile:%s' % s.get_string(for_signature))
+        else:
+            # just treat this as a generic unidentified source file
+            listCmd.append(s)
+ 
+    return listCmd
+
+def cscSourcesNoResources(target, source, env, for_signature):
+    listCmd = []
+  
+    for s in source:
+        if (str(s).endswith('.cs')):  # do this first since most will be source files
+            listCmd.append(s)
+        elif (str(s).endswith('.resources')): # resources cannot be embedded in netmodules
+            pass
+        elif (str(s).endswith('.snk')):
+            listCmd.append('-keyfile:%s' % s.get_string(for_signature))
+        else:
+            # just treat this as a generic unidentified source file
+            listCmd.append(s)
+  
+    return listCmd
+
+def cscRefs(target, source, env, for_signature):
+    listCmd = []
+ 
+    if (env.has_key('ASSEMBLYREFS')):
+        refs = SCons.Util.flatten(env['ASSEMBLYREFS'])
+        for ref in refs:
+            if SCons.Util.is_String(ref):
+                listCmd.append('-reference:%s' % ref)
+            else:
+                listCmd.append('-reference:%s' % ref.abspath)
+ 
+    return listCmd
+ 
+def cscMods(target, source, env, for_signature):
+    listCmd = []
+ 
+    if (env.has_key('NETMODULES')):
+        mods = SCons.Util.flatten(env['NETMODULES'])
+        for mod in mods:
+            listCmd.append('-addmodule:%s' % mod)
+            
+    return listCmd
+ 
+# TODO: this currently does not allow sources to be embedded (-embed flag)
+def alLinkSources(target, source, env, for_signature):
+    listCmd = []
+ 
+    for s in source:
+        if (str(s).endswith('.snk')):
+            listCmd.append('-keyfile:%s' % s.get_string(for_signature))
+        else:
+            # just treat this as a generic unidentified source file
+            listCmd.append('-link:%s' % s.get_string(for_signature))
+ 
+    if env.has_key('VERSION'):
+        version = parseVersion(env)
+        listCmd.append('-version:%d.%d.%d.%d' % version)
+ 
+    return listCmd
+
+def cliLinkSources(target, source, env, for_signature):
+    listCmd = []
+  
+    # append source item. if it is a netmodule and has child resources, also append those
+    for s in source:
+        # all source items should go into listCmd
+        listCmd.append('%s' % s.get_string(for_signature))
+
+        if (str(s).endswith('.netmodule')):
+            for child in s.children():
+                if child.name.endswith('.resources'):
+                    listCmd.append('/assemblyresource:%s' % child.get_string(for_signature))
+
+    return listCmd
+
+def add_version(target, source, env):
+    if env.has_key('VERSION'):
+        if SCons.Util.is_String(target[0]):
+            versionfile = target[0] + '_VersionInfo.cs'
+        else:
+            versionfile = target[0].name + '_VersionInfo.cs'
+        source.append(env.Command(versionfile, [Value(getVersionAsmDirective(*parseVersion(env)))], generateVersionId))
+    return (target, source)
+
+# this check is needed because .NET assemblies like to have '.' in the name.
+# scons interprets that as an extension and doesn't append the suffix as a result
+def lib_emitter(target, source, env):
+    newtargets = []
+    for tnode in target:
+        t = tnode.name
+        if not t.endswith(env['SHLIBSUFFIX']):
+            t += env['SHLIBSUFFIX']
+        newtargets.append(t)
+    
+    return (newtargets, source)
+
+def add_depends(target, source, env):
+    """Add dependency information before the build order is established"""
+  
+    if (env.has_key('NETMODULES')):
+        mods = SCons.Util.flatten(env['NETMODULES'])
+        for mod in mods:
+            # add as dependency
+            for t in target:
+                env.Depends(t, mod)
+
+    if (env.has_key('ASSEMBLYREFS')):
+        refs = SCons.Util.flatten(env['ASSEMBLYREFS'])
+        for ref in refs:            
+            # add as dependency
+            for t in target:
+                env.Depends(t, ref)
+
+    return (target, source)
+
+csc_action = SCons.Action.Action('$CSCCOM', '$CSCCOMSTR')
+
+MsCliBuilder = SCons.Builder.Builder(action = '$CSCCOM',
+                                     source_factory = SCons.Node.FS.default_fs.Entry,
+                                     emitter = add_version,
+                                     suffix = '.exe')
+
+csclib_action = SCons.Action.Action('$CSCLIBCOM', '$CSCLIBCOMSTR')
+
+MsCliLibBuilder = SCons.Builder.Builder(action = '$CSCLIBCOM',
+                                        source_factory = SCons.Node.FS.default_fs.Entry,
+                                        emitter = [lib_emitter, add_version, add_depends],
+                                        suffix = '$SHLIBSUFFIX')
+
+cscmod_action = SCons.Action.Action('$CSCMODCOM', '$CSCMODCOMSTR')
+
+MsCliModBuilder = SCons.Builder.Builder(action = '$CSCMODCOM',
+                                        source_factory = SCons.Node.FS.default_fs.Entry,
+                                        emitter = [add_version, add_depends],
+                                        suffix = '$CLIMODSUFFIX')
+
+def module_deps(target, source, env):
+    for s in source:
+        dir = s.dir.srcdir
+        if (dir is not None and dir is not type(None)):
+            for t in target:
+                env.Depends(t,s)
+    return (target, source)
+
+clilink_action = SCons.Action.Action('$CLILINKCOM', '$CLILINKCOMSTR')
+
+MsCliLinkBuilder = SCons.Builder.Builder(action = '$CLILINKCOM',
+                                         source_factory = SCons.Node.FS.default_fs.Entry,
+                                         emitter = [lib_emitter, add_version, module_deps], # don't know the best way yet to get module dependencies added
+                                         suffix = '.dll') #'$SHLIBSUFFIX')
+
+# TODO : This probably needs some more work... it hasn't been used since 
+# finding the abilities of the VS 2005 C++ linker for .NET.
+MsCliAsmLinkBuilder = SCons.Builder.Builder(action = '$CLIASMLINKCOM',
+                                            source_factory = SCons.Node.FS.default_fs.Entry,
+                                            suffix = '.dll')
+
+typelib_prefix = 'Interop.'
+
+def typelib_emitter(target, source, env):
+    newtargets = []
+    for tnode in target:
+        t = tnode.name
+        if not t.startswith(typelib_prefix):
+            t = typelib_prefix + t
+        newtargets.append(t)
+
+    return (newtargets, source)
+
+def tlbimpFlags(target, source, env, for_signature):
+    listCmd = []
+    
+    basename = os.path.splitext(target[0].name)[0]
+    # strip off typelib_prefix (such as 'Interop.') so it isn't in the namespace
+    if basename.startswith(typelib_prefix):
+        basename = basename[len(typelib_prefix):]
+    listCmd.append('-namespace:%s' % basename)
+        
+    listCmd.append('-out:%s' % target[0].tpath)
+        
+    for s in source:
+        if (str(s).endswith('.snk')):
+            listCmd.append('-keyfile:%s' % s.get_string(for_signature))
+                
+    return listCmd
+
+typelibimp_action = SCons.Action.Action('$TYPELIBIMPCOM', '$TYPELIBIMPCOMSTR')
+
+MsCliTypeLibBuilder = SCons.Builder.Builder(action = '$TYPELIBIMPCOM',
+                                            source_factory = SCons.Node.FS.default_fs.Entry,
+                                            emitter = [typelib_emitter, add_depends],
+                                            suffix = '.dll')
+
+res_action = SCons.Action.Action('$CLIRCCOM', '$CLIRCCOMSTR')
+
+def res_emitter(target, source, env):
+    # prepend NAMESPACE if provided
+    if (env.has_key('NAMESPACE')):
+        newtargets = []
+        for t in target:
+            tname = t.name
+            
+            # this is a cheesy way to get rid of '.aspx' in .resx file names
+            idx = tname.find('.aspx.')
+            if idx >= 0:
+                tname = tname[:idx] + tname[idx+5:]
+
+            newtargets.append('%s.%s' % (env['NAMESPACE'], tname))
+        return (newtargets, source)
+    else:
+        return (targets, source)
+
+MsCliResBuilder = SCons.Builder.Builder(action=res_action,
+                                        emitter=res_emitter,
+                                        src_suffix='.resx',
+                                        suffix='.resources',
+                                        src_builder=[],
+                                        source_scanner=SCons.Tool.SourceFileScanner)
+
+SCons.Tool.SourceFileScanner.add_scanner('.resx', SCons.Defaults.CScan)
+
+def generate(env):
+    envpaths = env['ENV']['PATH']
+    env['CLIREFPATHS']  = envpaths.split(os.pathsep)
+    env['CLIMODPATHS']  = []
+    env['ASSEMBLYREFS'] = []
+    env['NETMODULES']   = []
+    
+    env['BUILDERS']['CLIProgram'] = MsCliBuilder
+    env['BUILDERS']['CLIAssembly'] = MsCliLibBuilder
+    env['BUILDERS']['CLILibrary'] = MsCliLibBuilder
+    env['BUILDERS']['CLIModule']  = MsCliModBuilder
+    env['BUILDERS']['CLILink']    = MsCliLinkBuilder
+    env['BUILDERS']['CLIAsmLink'] = MsCliAsmLinkBuilder
+    env['BUILDERS']['CLIRes'] = MsCliResBuilder
+    env['BUILDERS']['CLITypeLib'] = MsCliTypeLibBuilder
+    
+    env['CSC']          = env.Detect('gmcs') or 'csc'
+    env['_CSCLIBS']     = "${_stripixes('-r:', CILLIBS, '', '-r', '', __env__)}"
+    env['_CSCLIBPATH']  = "${_stripixes('-lib:', CILLIBPATH, '', '-r', '', __env__)}"
+    env['CSCFLAGS']     = SCons.Util.CLVar('-nologo -noconfig')
+    env['_CSCFLAGS']    = cscFlags
+    env['_CSC_SOURCES'] = cscSources
+    env['_CSC_SOURCES_NO_RESOURCES'] = cscSourcesNoResources
+    env['_CSC_REFS']    = cscRefs
+    env['_CSC_MODS']    = cscMods
+    env['CSCCOM']       = '$CSC $CSCFLAGS $_CSCFLAGS -out:${TARGET.abspath} $_CSC_REFS $_CSC_MODS $_CSC_SOURCES'
+    env['CSCLIBCOM']    = '$CSC -t:library $CSCFLAGS $_CSCFLAGS $_CSCLIBPATH $_CSCLIBS -out:${TARGET.abspath} $_CSC_REFS $_CSC_MODS $_CSC_SOURCES'
+    env['CSCMODCOM']    = '$CSC -t:module $CSCFLAGS $_CSCFLAGS -out:${TARGET.abspath} $_CSC_REFS $_CSC_MODS $_CSC_SOURCES_NO_RESOURCES'
+    env['CLIMODPREFIX'] = ''
+    env['CLIMODSUFFIX'] = '.netmodule'
+    env['CSSUFFIX']     = '.cs'
+    
+    # this lets us link .netmodules together into a single assembly
+    env['CLILINK']      = 'link'
+    env['CLILINKFLAGS'] = SCons.Util.CLVar('-nologo -ltcg -dll -noentry')
+    env['_CLILINK_SOURCES'] = cliLinkSources
+    env['CLILINKCOM']   = '$CLILINK $CLILINKFLAGS -out:${TARGET.abspath} $_CLILINK_SOURCES' # $SOURCES'
+    
+    env['CLIASMLINK']   = 'al'
+    env['CLIASMLINKFLAGS'] = SCons.Util.CLVar('')
+    env['_ASMLINK_SOURCES'] = alLinkSources
+    env['CLIASMLINKCOM'] = '$CLIASMLINK $CLIASMLINKFLAGS -out:${TARGET.abspath} $_ASMLINK_SOURCES'
+    
+    env['CLIRC']        = 'resgen'
+    env['CLIRCFLAGS']   = ''
+    env['CLIRCCOM']     = '$CLIRC $CLIRCFLAGS $SOURCES $TARGETS'
+    
+    env['TYPELIBIMP']       = 'tlbimp'
+    env['TYPELIBIMPFLAGS'] = SCons.Util.CLVar('-sysarray')
+    env['_TYPELIBIMPFLAGS'] = tlbimpFlags
+    env['TYPELIBIMPCOM']    = '$TYPELIBIMP $SOURCES $TYPELIBIMPFLAGS $_TYPELIBIMPFLAGS'
+    
+    SConsEnvironment.CLIRefs = CLIRefs
+    SConsEnvironment.CLIMods = CLIMods
+    SConsEnvironment.AddToRefPaths = AddToRefPaths
+    SConsEnvironment.AddToModPaths = AddToModPaths
+    SConsEnvironment.PublisherPolicy = PublisherPolicy
+    
+def exists(env):
+    return env.Detect('csc') or env.Detect('gmcs')