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