Subversion Repositories c0or1k

#

# Copyright (C) 2007 Bahadir Balban

#

import os

import glob

import sys

from os.path import join

from string import split

from configure import *

config = configuration_retrieve()

project_root = "../.."

kernel_headers = join(project_root, "include")

l4lib_headers = join(project_root, "tasks/libl4/include")

config_h = join(project_root, "include/l4/config.h")

env = Environment(CC = config.toolchain_userspace + 'gcc',

                  CCFLAGS = ['-g', '-std=gnu99', '-nostdlib', '-ffreestanding'],

                  LINKFLAGS = ['-nostdlib'],

                  CPPPATH = ['#include'],

                  ENV = {'PATH' : os.environ['PATH']},

                  LIBS = 'gcc')

def extract_arch_subarch_plat(config_header):

        '''

        From the autogenerated kernel config.h, extracts platform, archictecture,

        subarchitecture information. This is used to include the relevant headers

        from the kernel directories.

        '''

        arch = None

        subarch = None

        plat = None

        if not os.path.exists(config_header):

                print "\n\nconfig.h does not exist. "\

                      "Please run: `scons configure' first\n\n"

                sys.exit()

        f = open(config_h, "r")

        while True:

                line = f.readline()

                if line == "":

                        break

                parts = split(line)

                if len(parts) > 0:

                        if parts[0] == "#define":

                                if parts[1] == "__ARCH__":

                                        arch = parts[2]

                                elif parts[1] == "__PLATFORM__":

                                        plat = parts[2]

                                elif parts[1] == "__SUBARCH__":

                                        subarch = parts[2]

        f.close()

        if arch == None:

                print "Error: No config symbol found for architecture"

                sys.exit()

        if subarch == None:

                print "Error: No config symbol found for subarchitecture"

                sys.exit()

        if plat == None:

                print "Error: No config symbol found for platform"

                sys.exit()

        return arch, subarch, plat

arch, subarch, plat = extract_arch_subarch_plat(config_h)

headers = ["#include/posix", l4lib_headers, kernel_headers]

env.Append(CPPPATH = headers)

src = glob.glob("src/*.c") + glob.glob("*.c")

libposix = env.StaticLibrary('posix', src)