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# Copyright (c) 2011 The Chromium OS Authors.
#
# See file CREDITS for list of people who contributed to this
# project.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of
# the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
# MA 02111-1307 USA
#
import ConfigParser
import os
import re
import command
import gitutil
def ReadGitAliases(fname):
"""Read a git alias file. This is in the form used by git:
alias uboot u-boot@lists.denx.de
alias wd Wolfgang Denk <wd@denx.de>
Args:
fname: Filename to read
"""
try:
fd = open(fname, 'r')
except IOError:
print "Warning: Cannot find alias file '%s'" % fname
return
re_line = re.compile('alias\s+(\S+)\s+(.*)')
for line in fd.readlines():
line = line.strip()
if not line or line[0] == '#':
continue
m = re_line.match(line)
if not m:
print "Warning: Alias file line '%s' not understood" % line
continue
list = alias.get(m.group(1), [])
for item in m.group(2).split(','):
item = item.strip()
if item:
list.append(item)
alias[m.group(1)] = list
fd.close()
def CreatePatmanConfigFile(config_fname):
"""Creates a config file under $(HOME)/.patman if it can't find one.
Args:
config_fname: Default config filename i.e., $(HOME)/.patman
Returns:
None
"""
name = gitutil.GetDefaultUserName()
if name == None:
name = raw_input("Enter name: ")
email = gitutil.GetDefaultUserEmail()
if email == None:
email = raw_input("Enter email: ")
try:
f = open(config_fname, 'w')
except IOError:
print "Couldn't create patman config file\n"
raise
print >>f, "[alias]\nme: %s <%s>" % (name, email)
f.close();
def _UpdateDefaults(parser, config):
"""Update the given OptionParser defaults based on config.
We'll walk through all of the settings from the parser
For each setting we'll look for a default in the option parser.
If it's found we'll update the option parser default.
The idea here is that the .patman file should be able to update
defaults but that command line flags should still have the final
say.
Args:
parser: An instance of an OptionParser whose defaults will be
updated.
config: An instance of SafeConfigParser that we will query
for settings.
"""
defaults = parser.get_default_values()
for name, val in config.items('settings'):
if hasattr(defaults, name):
default_val = getattr(defaults, name)
if isinstance(default_val, bool):
val = config.getboolean('settings', name)
elif isinstance(default_val, int):
val = config.getint('settings', name)
parser.set_default(name, val)
else:
print "WARNING: Unknown setting %s" % name
def Setup(parser, config_fname=''):
"""Set up the settings module by reading config files.
Args:
parser: The parser to update
config_fname: Config filename to read ('' for default)
"""
config = ConfigParser.SafeConfigParser()
if config_fname == '':
config_fname = '%s/.patman' % os.getenv('HOME')
if not os.path.exists(config_fname):
print "No config file found ~/.patman\nCreating one...\n"
CreatePatmanConfigFile(config_fname)
config.read(config_fname)
for name, value in config.items('alias'):
alias[name] = value.split(',')
_UpdateDefaults(parser, config)
# These are the aliases we understand, indexed by alias. Each member is a list.
alias = {}
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