# -*- mode: python; coding: utf-8; -*-

#  Codezero -- a microkernel for embedded systems.
#
#  Copyright © 2009  B Labs Ltd
#
#  This program is free software: you can redistribute it and/or modify it under the terms of the GNU
#  General Public License as published by the Free Software Foundation, either version 3 of the License, or
#  (at your option) any later version.
#
#  This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even
#  the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public
#  License for more details.
#
#  You should have received a copy of the GNU General Public License along with this program.  If not, see
#  <http://www.gnu.org/licenses/>.
#
#  Author: Russel Winder

import os, sys

PROJRELROOT = '../..'

sys.path.append(PROJRELROOT)

from config.projpaths import *

Import('arch')

env = Environment(CC = 'arm-none-linux-gnueabi-gcc',
		  CCFLAGS = ['-g', '-nostdlib', '-ffreestanding'],
		  LINKFLAGS = ['-nostdlib'],
		  ASFLAGS = ['-D__ASSEMBLY__'],
		  ENV = {'PATH' : os.environ['PATH']},
		  LIBS = 'gcc',
		  CPPPATH = ['include', 'include/l4lib/arch', join(PROJROOT, 'include') ])

def create_symlinks(arch):
    print  os.getcwd()
    prefix = 'conts/libl4/include/l4lib'
    symlink = join(prefix, 'arch')
    reallink = join(prefix, 'arch-' + arch)

    if not os.path.exists(symlink):
        cmd = "ln -s %s %s" % (reallink, symlink)
        print cmd
        os.system(cmd)

#  TODO:  There are errors in this code that -Werror gives problems with.

#create_symlinks(arch)
objects = env.StaticObject(Glob('src/*.c') + Glob('src/' + arch + '/*.[cS]'))
library = env.StaticLibrary('l4', objects)

Return('library')