Initial support for scons.

SConstruct

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+#
+# Newcoin - SConstruct
+#
+
+import glob
+
+env = Environment(
+    tools = ['default', 'protoc']    
+    )
+
+# Use openssl
+env.ParseConfig('pkg-config --cflags --libs openssl')
+
+env.Append(LIBS = [
+    'boost_system-mt',
+    'boost_filesystem-mt',
+    'boost_program_options-mt',
+    'boost_thread-mt',
+    'protobuf',
+    'dl',			# dynamic linking
+    'z'
+    ])
+
+DEBUGFLAGS  = ['-g', '-DDEBUG']
+
+env.Append(LINKFLAGS = ['-rdynamic', '-pthread'])
+env.Append(CCFLAGS = ['-pthread', '-Wall', '-Wno-sign-compare', '-Wno-char-subscripts'])
+env.Append(CXXFLAGS = ['-O0', '-pthread', '-Wno-invalid-offsetof', '-Wformat']+DEBUGFLAGS)
+
+DB_SRCS		= glob.glob('database/*.c*')
+JSON_SRCS	= glob.glob('json/*.cpp')
+NEWCOIN_SRCS	= glob.glob('*.cpp')
+PROTO_SRCS	= env.Protoc([], 'newcoin.proto', PROTOCPYTHONOUTDIR=None)
+UTIL_SRCS	= glob.glob('util/*.cpp')
+
+UNUSED_SRCS	= ['HttpReply.cpp', 'ValidationCollection.cpp']
+
+for file in UNUSED_SRCS:
+    NEWCOIN_SRCS.remove(file)
+
+NEWCOIN_SRCS	+= DB_SRCS + JSON_SRCS + UTIL_SRCS + PROTO_SRCS
+
+env.Program('newcoind', NEWCOIN_SRCS)
+

site_scons/site_tools/protoc.py

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+#!python
+""" 
+protoc.py: Protoc Builder for SCons
+
+This Builder invokes protoc to generate C++ and Python 
+from a .proto file.  
+
+NOTE: Java is not currently supported.
+
+From: http://www.scons.org/wiki/ProtocBuilder
+"""
+
+__author__ = "Scott Stafford"
+
+import SCons.Action
+import SCons.Builder
+import SCons.Defaults
+import SCons.Node.FS
+import SCons.Util
+
+from SCons.Script import File, Dir
+
+import os.path
+
+protocs = 'protoc'
+
+ProtocAction = SCons.Action.Action('$PROTOCCOM', '$PROTOCCOMSTR')
+def ProtocEmitter(target, source, env):
+    dirOfCallingSConscript = Dir('.').srcnode()
+    env.Prepend(PROTOCPROTOPATH = dirOfCallingSConscript.path)
+    
+    source_with_corrected_path = []
+    for src in source:
+        commonprefix = os.path.commonprefix([dirOfCallingSConscript.path, src.srcnode().path])
+        if len(commonprefix)>0:
+            source_with_corrected_path.append( src.srcnode().path[len(commonprefix + os.sep):] )
+        else:
+            source_with_corrected_path.append( src.srcnode().path )
+        
+    source = source_with_corrected_path
+    
+    for src in source:
+        modulename = os.path.splitext(src)[0]
+
+        if env['PROTOCOUTDIR']:            
+            base = os.path.join(env['PROTOCOUTDIR'] , modulename)
+            target.extend( [ base + '.pb.cc', base + '.pb.h' ] )
+        
+        if env['PROTOCPYTHONOUTDIR']:
+            base = os.path.join(env['PROTOCPYTHONOUTDIR'] , modulename)
+            target.append( base + '_pb2.py' )
+
+    try:
+        target.append(env['PROTOCFDSOUT'])
+    except KeyError:
+        pass
+        
+    #~ print "PROTOC SOURCE:", [str(s) for s in source]
+    #~ print "PROTOC TARGET:", [str(s) for s in target]
+
+    return target, source
+
+ProtocBuilder = SCons.Builder.Builder(action = ProtocAction,
+                                   emitter = ProtocEmitter,
+                                   srcsuffix = '$PROTOCSRCSUFFIX')
+
+def generate(env):
+    """Add Builders and construction variables for protoc to an Environment."""
+    try:
+        bld = env['BUILDERS']['Protoc']
+    except KeyError:
+        bld = ProtocBuilder
+        env['BUILDERS']['Protoc'] = bld
+        
+    env['PROTOC']        = env.Detect(protocs) or 'protoc'
+    env['PROTOCFLAGS']   = SCons.Util.CLVar('')
+    env['PROTOCPROTOPATH'] = SCons.Util.CLVar('')
+    env['PROTOCCOM']     = '$PROTOC ${["-I%s"%x for x in PROTOCPROTOPATH]} $PROTOCFLAGS --cpp_out=$PROTOCCPPOUTFLAGS$PROTOCOUTDIR ${PROTOCPYTHONOUTDIR and ("--python_out="+PROTOCPYTHONOUTDIR) or ""} ${PROTOCFDSOUT and ("-o"+PROTOCFDSOUT) or ""} ${SOURCES}'
+    env['PROTOCOUTDIR'] = '${SOURCE.dir}'
+    env['PROTOCPYTHONOUTDIR'] = "python"
+    env['PROTOCSRCSUFFIX']  = '.proto'
+
+def exists(env):
+    return env.Detect(protocs)