Setting a regex post processor with the pattern ":-\\)" works fine for the post processing itself, but results in the following warning. Investigate.

May 20, 2008 2:25:56 PM com.zutubi.pulse.model.AnyCapableBuildHostRequirements fulfilledBy
WARNING: Unable to load resource requirements from pulse file for project 'sample smiley': Processing element 'pattern': starting at line 5 column 5: java.util.regex.PatternSyntaxException: Unmatched closing ')' near index 3
:-\\)
   ^
com.zutubi.pulse.core.ParseException: Processing element 'pattern': starting at line 5 column 5: java.util.regex.PatternSyntaxException: Unmatched closing ')' near index 3
:-\\)
   ^
at com.zutubi.pulse.core.FileLoader.createParseException(FileLoader.java:401)
at com.zutubi.pulse.core.FileLoader.loadType(FileLoader.java:241)
at com.zutubi.pulse.core.FileLoader.loadSubElements(FileLoader.java:269)
at com.zutubi.pulse.core.FileLoader.loadType(FileLoader.java:193)
at com.zutubi.pulse.core.FileLoader.load(FileLoader.java:111)
at com.zutubi.pulse.core.PulseFileLoader.loadRequiredResources(PulseFileLoader.java:58)
at com.zutubi.pulse.model.AnyCapableBuildHostRequirements.fulfilledBy(AnyCapableBuildHostRequirements.java:38)
at com.zutubi.pulse.ThreadedRecipeQueue.run(ThreadedRecipeQueue.java:439)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:650)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:675)