2009-09-23 03:12:39 +02:00
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# Copyright (c) 1999-2008 Mark D. Hill and David A. Wood
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# Copyright (c) 2009 The Hewlett-Packard Development Company
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are
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# met: redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer;
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# redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution;
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# neither the name of the copyright holders nor the names of its
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# contributors may be used to endorse or promote products derived from
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# this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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from slicc.ast.DeclAST import DeclAST
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from slicc.ast.TypeAST import TypeAST
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from slicc.symbols import Var
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2010-01-30 05:29:13 +01:00
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from slicc.symbols import Type
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2009-09-23 03:12:39 +02:00
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class OutPortDeclAST(DeclAST):
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def __init__(self, slicc, ident, msg_type, var_expr, pairs):
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super(OutPortDeclAST, self).__init__(slicc, pairs)
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self.ident = ident
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self.msg_type = msg_type
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self.var_expr = var_expr
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self.queue_type = TypeAST(slicc, "OutPort")
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def __repr__(self):
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return "[OutPortDecl: %r]" % self.ident
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def generate(self):
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2010-03-11 01:22:26 +01:00
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code = self.slicc.codeFormatter(newlines=False)
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2009-09-23 03:12:39 +02:00
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queue_type = self.var_expr.generate(code)
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if not queue_type.isOutPort:
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self.error("The outport queue's type must have the 'outport' " +
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"attribute. Type '%s' does not have this attribute.",
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(queue_type))
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2010-01-30 05:29:13 +01:00
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if not self.symtab.find(self.msg_type.ident, Type):
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self.error("The message type '%s' does not exist.",
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self.msg_type.ident)
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2009-09-23 03:12:39 +02:00
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var = Var(self.symtab, self.ident, self.location, self.queue_type.type,
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str(code), self.pairs)
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self.symtab.newSymbol(var)
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