#!/usr/bin/env python3
# encoding: utf-8
# Carlos Rafael Giani, 2007 (dv)

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

@conf
def find_gdc(conf):
	"""
	Finds the program gdc and set the variable *D*
	"""
	conf.find_program('gdc', var='D')

	out = conf.cmd_and_log(conf.env.D + ['--version'])
	if out.find("gdc") == -1:
		conf.fatal("detected compiler is not gdc")

@conf
def common_flags_gdc(conf):
	"""
	Sets the flags required by *gdc*
	"""
	v = conf.env

	v.DFLAGS            = []

	v.D_SRC_F           = ['-c']
	v.D_TGT_F           = '-o%s'

	v.D_LINKER          = v.D
	v.DLNK_SRC_F        = ''
	v.DLNK_TGT_F        = '-o%s'
	v.DINC_ST           = '-I%s'

	v.DSHLIB_MARKER = v.DSTLIB_MARKER = ''
	v.DSTLIB_ST = v.DSHLIB_ST         = '-l%s'
	v.DSTLIBPATH_ST = v.DLIBPATH_ST   = '-L%s'

	v.LINKFLAGS_dshlib  = ['-shared']

	v.DHEADER_ext       = '.di'
	v.DFLAGS_d_with_header = '-fintfc'
	v.D_HDR_F           = '-fintfc-file=%s'

def configure(conf):
	"""
	Configuration for gdc
	"""
	conf.find_gdc()
	conf.load('ar')
	conf.load('d')
	conf.common_flags_gdc()
	conf.d_platform_flags()

