# sherrors.py - shell errors and signals # # Copyright 2007 Patrick Mezard # # This software may be used and distributed according to the terms # of the GNU General Public License, incorporated herein by reference. """Define shell exceptions and error codes. """ class ShellError(Exception): pass class ShellSyntaxError(ShellError): pass class UtilityError(ShellError): """Raised upon utility syntax error (option or operand error).""" pass class ExpansionError(ShellError): pass class CommandNotFound(ShellError): """Specified command was not found.""" pass class RedirectionError(ShellError): pass class VarAssignmentError(ShellError): """Variable assignment error.""" pass class ExitSignal(ShellError): """Exit signal.""" pass class ReturnSignal(ShellError): """Exit signal.""" pass
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