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# 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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