Chnaging the XML parser to output correct commands for OSX

sources/plugins/SConscript

@@ -5,6 +5,7 @@ SConscript('data_interpolant/SConscript')
 
 # Building fitters
 SConscript('nonlinear_fitter_ceres/SConscript')
+SConscript('rational_fitter_eigen/SConscript')
 SConscript('rational_fitter_quadprog/SConscript')
 
 # Building functions

sources/plugins/rational_fitter_eigen/SConscript

+env = Environment()
+env.Append(CPPPATH = ['../../../external/build/include', '../../'])
+env.Append(LIBPATH = ['../../../external/build/lib', '../../build'])
+
+sources = ['rational_fitter.cpp']
+libs = ['-lcore']
+env.SharedLibrary('../../build/rational_fitter_eigen', sources, LIBS=libs)

sources/scripts/xml_cmd.py

@@ -68,10 +68,12 @@ def baseName():
 #end
 
 def libName(name):
-	if os.name == 'posix':
-		return 'lib' + name + '.so'
+	if sys.platform == 'darwin':
+		return 'lib' + name + '.dylib'
 	elif os.name == 'nt':
-		return name + ".dll"
+		return name + ".dll" 
+	else:
+		return 'lib' + name + '.so'
 	#endif
 
 #end