MakefileCommonOpt
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MakefileCommonOpt
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	# emacs, this is a -- Makefile --
	#--------------------------------------------------------------------
	# Set Platform type: LINUX or MAC_OSX
	PLATFORM_TYPE := $(shell uname -s)
	#--------------------------------------------------------------------

	ifeq ($(PLATFORM_TYPE), Linux)
	DO_FPIC := -fpic
	SOFLAGS := -shared
	else
	ifeq ($(PLATFORM_TYPE), Darwin)
	DO_FPIC := -fPIC
	SOFLAGS := -dynamiclib -undefined dynamic_lookup
	endif
	endif

	CXX = g++
	CXXFLAGS = -Wall -g -O3 $(DO_FPIC) -fno-strict-aliasing # in some cases, no flags produce faster code than -O ones !!
	#CXXFLAGS = -g
	LD = g++
	LDFLAGS = -O3 $(DO_FPIC)

	cppExtension := .cc # File extension of source files
	CPPFLAGS += # List flags to pass to C/C++ preprocessor

	OutPutOpt = -o # keep whitespace after "-o"

	ROOTCFLAGS := $(shell root-config --cflags)
	ROOTLDFLAGS := $(shell root-config --ldflags)
	ROOTLIBS := $(shell root-config --libs)
	ROOTGLIBS := $(shell root-config --glibs)
	ROOTAUXLIBS := $(shell root-config --auxlibs)
	HASTHREAD := $(shell root-config --has-thread)

	LDFLAGS += $(ROOTLDFLAGS)


	# Uncomment the following line to enable StdHEP input (needs g77)
	#DO_STDHEP = 1



	## FastJet options ----------------------------------------
	# By default, use fastjet version shipped with spartyjet.
	# To use an external fast jet version, uncomment the
	# following line :
	FASTJETDIR = $(PWD)/fastjet_build/
	# At cern, on lxplus, one can use :
	# FASTJETDIR = /afs/cern.ch/sw/lcg/external/fastjet/2.3.4/slc4_ia32_gcc34/
	## ----------------------------------------