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# Copyright (c) 2012 The Chromium OS Authors.
#
# SPDX-License-Identifier: GPL-2.0+
#
import ConfigParser
import os
import StringIO
def Setup(fname=''):
"""Set up the buildman settings module by reading config files
Args:
config_fname: Config filename to read ('' for default)
"""
global settings
global config_fname
settings = ConfigParser.SafeConfigParser()
if fname is not None:
config_fname = fname
if config_fname == '':
config_fname = '%s/.buildman' % os.getenv('HOME')
if not os.path.exists(config_fname):
print 'No config file found ~/.buildman\nCreating one...\n'
CreateBuildmanConfigFile(config_fname)
print 'To install tool chains, please use the --fetch-arch option'
if config_fname:
settings.read(config_fname)
def AddFile(data):
settings.readfp(StringIO.StringIO(data))
def GetItems(section):
"""Get the items from a section of the config.
Args:
section: name of section to retrieve
Returns:
List of (name, value) tuples for the section
"""
try:
return settings.items(section)
except ConfigParser.NoSectionError as e:
return []
except:
raise
def SetItem(section, tag, value):
"""Set an item and write it back to the settings file"""
global settings
global config_fname
settings.set(section, tag, value)
if config_fname is not None:
with open(config_fname, 'w') as fd:
settings.write(fd)
def CreateBuildmanConfigFile(config_fname):
"""Creates a new config file with no tool chain information.
Args:
config_fname: Config filename to create
Returns:
None
"""
try:
f = open(config_fname, 'w')
except IOError:
print "Couldn't create buildman config file '%s'\n" % config_fname
raise
print >>f, '''[toolchain]
# name = path
# e.g. x86 = /opt/gcc-4.6.3-nolibc/x86_64-linux
[toolchain-prefix]
# name = path to prefix
# e.g. x86 = /opt/gcc-4.6.3-nolibc/x86_64-linux/bin/x86_64-linux-
[toolchain-alias]
# arch = alias
# Indicates which toolchain should be used to build for that arch
x86 = i386
blackfin = bfin
nds32 = nds32le
openrisc = or1k
[make-flags]
# Special flags to pass to 'make' for certain boards, e.g. to pass a test
# flag and build tag to snapper boards:
# snapper-boards=ENABLE_AT91_TEST=1
# snapper9260=${snapper-boards} BUILD_TAG=442
# snapper9g45=${snapper-boards} BUILD_TAG=443
'''
f.close();
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