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)