import os
import subprocess
import SCons
#import glob
import re
import sys

from glob import glob

from hdutil import *

#===========================================================
# The original loadjana function here was replaced
# with the one from SBMS. The orginal was renamed to 
# loadjana_old below.
#
#  3/18/2014  David L.

#---------------------
# JANA
#---------------------
def loadjana(env):
	jana_home = os.getenv('JANA_HOME', '/no/default/jana/path')
	JANA_CFLAGS = subprocess.Popen(["%s/bin/jana-config" % jana_home, "--cflags"], stdout=subprocess.PIPE).communicate()[0]
	JANA_LINKFLAGS = subprocess.Popen(["%s/bin/jana-config" % jana_home, "--libs"], stdout=subprocess.PIPE).communicate()[0]

	AddCompileFlags(env, JANA_CFLAGS)
	AddLinkFlags(env, JANA_LINKFLAGS)



def loadjana_old(env) :
	OSENV = os.environ

        if(OSENV.has_key('JANA_HOME') and os.path.exists(OSENV['JANA_HOME'])==True):
                rootDir = OSENV['JANA_HOME']
        else:
                print "?JANA_HOME env variable not set...using -DNO_JANA_HOME"
                env.Append(CPPDEFINES = {'NO_JANA_HOME':None})
                return

        if env['SHOWENV'] == "1":
                print "Loading JANA software from ", rootDir


#  include files
	janaincs = []
	janaincs.append(rootDir + '/include')
	env.AppendUnique(CPPPATH=janaincs)


#  lib directories and libs
        janalinkflags = os.popen('$JANA_HOME/bin/jana-config --libs').readline().strip().split()
	env.AppendUnique(LINKFLAGS = janalinkflags)