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Diffstat (limited to 'couchjs/scons/scons-local-2.0.1/SCons/Variables/BoolVariable.py')
| -rw-r--r-- | couchjs/scons/scons-local-2.0.1/SCons/Variables/BoolVariable.py | 89 |
1 files changed, 0 insertions, 89 deletions
diff --git a/couchjs/scons/scons-local-2.0.1/SCons/Variables/BoolVariable.py b/couchjs/scons/scons-local-2.0.1/SCons/Variables/BoolVariable.py deleted file mode 100644 index f41537b5..00000000 --- a/couchjs/scons/scons-local-2.0.1/SCons/Variables/BoolVariable.py +++ /dev/null @@ -1,89 +0,0 @@ -"""engine.SCons.Variables.BoolVariable - -This file defines the option type for SCons implementing true/false values. - -Usage example: - - opts = Variables() - opts.Add(BoolVariable('embedded', 'build for an embedded system', 0)) - ... - if env['embedded'] == 1: - ... -""" - -# -# Copyright (c) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 The SCons Foundation -# -# Permission is hereby granted, free of charge, to any person obtaining -# a copy of this software and associated documentation files (the -# "Software"), to deal in the Software without restriction, including -# without limitation the rights to use, copy, modify, merge, publish, -# distribute, sublicense, and/or sell copies of the Software, and to -# permit persons to whom the Software is furnished to do so, subject to -# the following conditions: -# -# The above copyright notice and this permission notice shall be included -# in all copies or substantial portions of the Software. -# -# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY -# KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE -# WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND -# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE -# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION -# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION -# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. -# - -__revision__ = "src/engine/SCons/Variables/BoolVariable.py 5134 2010/08/16 23:02:40 bdeegan" - -__all__ = ['BoolVariable',] - -import SCons.Errors - -__true_strings = ('y', 'yes', 'true', 't', '1', 'on' , 'all' ) -__false_strings = ('n', 'no', 'false', 'f', '0', 'off', 'none') - - -def _text2bool(val): - """ - Converts strings to True/False depending on the 'truth' expressed by - the string. If the string can't be converted, the original value - will be returned. - - See '__true_strings' and '__false_strings' for values considered - 'true' or 'false respectivly. - - This is usable as 'converter' for SCons' Variables. - """ - lval = val.lower() - if lval in __true_strings: return True - if lval in __false_strings: return False - raise ValueError("Invalid value for boolean option: %s" % val) - - -def _validator(key, val, env): - """ - Validates the given value to be either '0' or '1'. - - This is usable as 'validator' for SCons' Variables. - """ - if not env[key] in (True, False): - raise SCons.Errors.UserError( - 'Invalid value for boolean option %s: %s' % (key, env[key])) - - -def BoolVariable(key, help, default): - """ - The input parameters describe a boolen option, thus they are - returned with the correct converter and validator appended. The - 'help' text will by appended by '(yes|no) to show the valid - valued. The result is usable for input to opts.Add(). - """ - return (key, '%s (yes|no)' % help, default, - _validator, _text2bool) - -# Local Variables: -# tab-width:4 -# indent-tabs-mode:nil -# End: -# vim: set expandtab tabstop=4 shiftwidth=4: |