#!/usr/bin/env python

import Options, Utils
import os

def detect(conf):
	conf.check_message_1('Detecting JAVADIR')
	javadir = getattr(Options.options, 'JAVADIR', '')
	if javadir:
		conf.env.JAVADIR = javadir
		conf.check_message_2("%s (forced through --javadir)"%conf.env.JAVADIR,"GREEN")
	else:
		conf.env.JAVADIR = os.path.join(conf.env.DATADIR,'java')
		conf.check_message_2("%s (using default ${DATADIR}/java directory)"%conf.env.JAVADIR,"GREEN")

def set_options(opt):
        inst_dir = opt.get_option_group('--datadir') # get the group that contains bindir
        if not inst_dir: raise Utils.WafError, "DATADIR not set.  Did you load the gnu_dirs tool options with opt.tool_options('gnu_dirs') before running opt.tool_options('javadir')?"
	inst_dir.add_option('--javadir', # add javadir to the group that contains bindir
		help = 'Java class and jar files [Default: ${DATADIR}/java]',
		default = '',
		dest = 'JAVADIR')