Update to SCons 1.2.0.

third_party/scons/scons-local/SCons/Variables/ListVariable.py

 """engine.SCons.Variables.ListVariable
 
 This file defines the option type for SCons implementing 'lists'.
 
 A 'list' option may either be 'all', 'none' or a list of names
 separated by comma. After the option has been processed, the option
 value holds either the named list elements, all list elemens or no
 list elements at all.
 
 Usage example:
@@ skipping 29 matching lines @@
 #
 # 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/ListVariable.py 3603 2008/10/10 05:46:45 scons"
+__revision__ = "src/engine/SCons/Variables/ListVariable.py 3842 2008/12/20 22:59:52 scons"
 
 # Know Bug: This should behave like a Set-Type, but does not really,
 # since elements can occur twice.
 
 __all__ = ['ListVariable',]
 
 import string
 import UserList
 
 import SCons.Util
@@ skipping 63 matching lines @@
     """
     names_str = 'allowed names: %s' % string.join(names, ' ')
     if SCons.Util.is_List(default):
         default = string.join(default, ',')
     help = string.join(
         (help, '(all|none|comma-separated list of names)', names_str),
         '\n    ')
     return (key, help, default,
             None, #_validator,
             lambda val, elems=names, m=map: _converter(val, elems, m))