#
# Copyright (C) 2007 Bahadir Balban
#

import os, glob, sys
from os.path import join
from string import split

PROJRELROOT = '../../..'
sys.path.append(PROJRELROOT)

from scripts.config.config_invoke import *
from scripts.config.projpaths import *
config = configuration_retrieve()
gcc_arch_flag = config.gcc_arch_flag

mm          = "mm"
kmalloc     = "kmalloc"
memcache    = "memcache"
tests       = "tests"

mm_dir          = mm
kmalloc_dir     = kmalloc
memcache_dir    = memcache
tests_dir       = tests

# This does not work, need to check
test_env = Environment(CC = config.toolchain_userspace + 'gcc',
		               CCFLAGS = ['-g', '-nostdlib', '-ffreestanding', '-std=gnu99', '-Wall',
                                  '-nostdinc', '-Werror', '-march=' + gcc_arch_flag],
            		   ENV = {'PATH' : os.environ['PATH']},
		               LIBS = ['mm', 'km', 'mc'],
		               LIBPATH = ['#'],
		               CPPPATH = ['#include', KERNEL_HEADERS, "#", LIBL4_INCLUDE])

env = Environment(CC = config.toolchain_userspace + 'gcc',
                  CCFLAGS = ['-g', '-nostdlib', '-ffreestanding', '-std=gnu99',
                             '-Wall', '-Werror', '-march=' + gcc_arch_flag],
                  LINKFLAGS = ['-nostdlib'],
                  ASFLAGS = ['-D__ASSEMBLY__'],
                  ENV = {'PATH' : os.environ['PATH']},
                  LIBS = 'gcc',
                  CPPPATH = ['.', KERNEL_HEADERS, LIBL4_INCLUDE])

if not os.path.exists(CONFIG_H):
    print "\nThis build requires a valid kernel configuration header."
    print "Please run `scons configure' in the kernel root directory."
    print "Choose the `tests' target to build memory allocator tests,"
    print "or any other target for real use.\n"
    sys.exit()

mm_src          = glob.glob("%s/*.c" % mm_dir)
kmalloc_src     = glob.glob("%s/*.c" % kmalloc_dir)
memcache_src    = glob.glob("%s/*.c" % memcache_dir)
tests_src       = glob.glob ("%s/*.c" % tests_dir)

if "tests" in COMMAND_LINE_TARGETS:
	print "WARNING!!! Did you configure the kernel with test target first???"
	libmem = test_env.StaticLibrary(mm, mm_src + kmalloc_src + memcache_src)
	#libkmalloc = test_env.StaticLibrary("km", kmalloc_src)
	#libmemcache = test_env.StaticLibrary("mc", memcache_src)
	test_prog = test_env.Program("test", tests_src)
	env.Alias("tests", test_prog)
else:
	libmem = env.StaticLibrary(mm, mm_src + kmalloc_src + memcache_src)
	#libkmalloc = env.StaticLibrary("km", kmalloc_src)
	#libmemcache = env.StaticLibrary("mc", memcache_src)