#!/usr/bin/env python
# encoding: utf-8
# Thomas Nagy, 2006-2016 (ita)
# Ralf Habacker, 2006 (rh)
# Yinon Ehrlich, 2009
# Michael Kuhn, 2009

from waflib.Tools import ccroot, ar
from waflib.Configure import conf

@conf
def find_xlcxx(conf):
	"""
	Detect the Aix C++ compiler
	"""
	cxx = conf.find_program(['xlc++_r', 'xlc++'], var='CXX')
	conf.get_xlc_version(cxx)
	conf.env.CXX_NAME = 'xlc++'

@conf
def xlcxx_common_flags(conf):
	"""
	Flags required for executing the Aix C++ compiler
	"""
	v = conf.env

	v['CXX_SRC_F']           = []
	v['CXX_TGT_F']           = ['-c', '-o']

	# linker
	if not v['LINK_CXX']: v['LINK_CXX'] = v['CXX']
	v['CXXLNK_SRC_F']        = []
	v['CXXLNK_TGT_F']        = ['-o']
	v['CPPPATH_ST']          = '-I%s'
	v['DEFINES_ST']          = '-D%s'

	v['LIB_ST']              = '-l%s' # template for adding libs
	v['LIBPATH_ST']          = '-L%s' # template for adding libpaths
	v['STLIB_ST']            = '-l%s'
	v['STLIBPATH_ST']        = '-L%s'
	v['RPATH_ST']            = '-Wl,-rpath,%s'

	v['SONAME_ST']           = []
	v['SHLIB_MARKER']        = []
	v['STLIB_MARKER']        = []

	# program
	v['LINKFLAGS_cxxprogram']= ['-Wl,-brtl']
	v['cxxprogram_PATTERN']  = '%s'

	# shared library
	v['CXXFLAGS_cxxshlib']   = ['-fPIC']
	v['LINKFLAGS_cxxshlib']  = ['-G', '-Wl,-brtl,-bexpfull']
	v['cxxshlib_PATTERN']    = 'lib%s.so'

	# static lib
	v['LINKFLAGS_cxxstlib']  = []
	v['cxxstlib_PATTERN']    = 'lib%s.a'

def configure(conf):
	conf.find_xlcxx()
	conf.find_ar()
	conf.xlcxx_common_flags()
	conf.cxx_load_tools()
	conf.cxx_add_flags()
	conf.link_add_flags()