Files
codezero/configure.py
2009-09-10 23:01:43 +03:00

111 lines
3.7 KiB
Python
Executable File

#! /usr/bin/env python2.6
# -*- mode: python; coding: utf-8; -*-
import os, sys, shelve, shutil
from os.path import join
PROJROOT = os.getcwd()
BUILDDIR = join(PROJROOT, "build")
TOOLSDIR = join(PROJROOT, "tools")
CML2TOOLSDIR = join(TOOLSDIR, "cml2-tools")
CML2RULES = join(BUILDDIR, "cml2_rules.out")
CML2_CONFIG_PROPERTIES = join(BUILDDIR, "cml2_config.out")
CML2_CONFIG_H = join(BUILDDIR, "cml2_config.h")
CONFIG_H = join("include/l4/config.h")
CONFIG_DATA_DIR = join(BUILDDIR, "configdata")
CONFIG_DATA_FILENAME = "configuration"
CONFIG_DATA = join(CONFIG_DATA_DIR, CONFIG_DATA_FILENAME)
configuration = {}
class config_symbols:
arch = None
subarch = None
platform = None
kbuild = []
all = []
# Get all name value symbols
def get_all(self, name, val):
self.all.append([name, val])
# Convert line to name value pair, if possible
def line_to_name_value(self, line):
parts = line.split()
if len(parts) > 0:
if parts[0] == "#define":
return parts[1], parts[2]
return None
# Extract architecture from a name value pair
def get_arch(self, name, val):
if name[:len("CONFIG_ARCH_")] == "CONFIG_ARCH_":
parts = name.split("_", 3)
self.arch = parts[2].lower()
# Extract subarch from a name value pair
def get_subarch(self, name, val):
if name[:len("CONFIG_SUBARCH_")] == "CONFIG_SUBARCH_":
parts = name.split("_", 3)
self.subarch = parts[2].lower()
# Extract platform from a name value pair
def get_platform(self, name, val):
if name[:len("CONFIG_PLATFORM_")] == "CONFIG_PLATFORM_":
parts = name.split("_", 3)
self.platform = parts[2].lower()
# Extract number of containers
def get_ncontainers(self, name, val):
if name[:len("CONFIG_CONTAINERS")] == "CONFIG_CONTAINERS":
self.ncontainers = val
symbols = config_symbols()
def cml2_header_to_symbols(cml2_header):
with file(cml2_header) as header_file:
for line in header_file:
pair = symbols.line_to_name_value(line)
if pair is not None:
name, value = pair
symbols.get_all(name, value)
symbols.get_arch(name, value)
symbols.get_subarch(name, value)
symbols.get_platform(name, value)
symbols.get_ncontainers(name, value)
def cml2_update_config_h(symbols, config_h_path):
with open(config_h_path, "a") as config_h:
config_h.write("#define __ARCH__ " + symbols.arch + '\n')
config_h.write("#define __PLATFORM__ " + symbols.platform + '\n')
config_h.write("#define __SUBARCH__ " + symbols.subarch + '\n')
def cml2_configure(cml2_config_file):
os.system(CML2TOOLSDIR + '/cmlcompile.py -o ' + CML2RULES + ' ' + cml2_config_file)
os.system(CML2TOOLSDIR + '/cmlconfigure.py -c -o ' + CML2_CONFIG_PROPERTIES + ' ' + CML2RULES)
os.system(TOOLSDIR + '/cml2header.py -o ' + CML2_CONFIG_H + ' -i ' + CML2_CONFIG_PROPERTIES)
if not os.path.exists("build/l4"):
os.mkdir("build/l4")
shutil.copy(CML2_CONFIG_H, CONFIG_H)
def save_configuration(configuration):
if not os.path.exists(CONFIG_DATA_DIR):
os.mkdir(CONFIG_DATA_DIR)
config_shelve = shelve.open(CONFIG_DATA)
config_shelve["config_symbols"] = symbols
config_shelve.close()
def configure_kernel(cml_file):
if not os.path.exists(BUILDDIR):
os.mkdir(BUILDDIR)
cml2_configure(cml_file)
cml2_header_to_symbols(CML2_CONFIG_H)
cml2_update_config_h(symbols, CONFIG_H)
save_configuration(configuration)
return configuration
if __name__ == "__main__":
configure_kernel("configs/arm.cml")