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55 lines
1.6 KiB
55 lines
1.6 KiB
/* Distributed under the OSI-approved BSD 3-Clause License. See accompanying
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file Copyright.txt or https://cmake.org/licensing for details. */
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#ifndef cmGeneratorExpressionNode_h
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#define cmGeneratorExpressionNode_h
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#include "cmConfigure.h" // IWYU pragma: keep
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#include <string>
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#include <vector>
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class cmGeneratorTarget;
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class cmLocalGenerator;
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struct GeneratorExpressionContent;
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struct cmGeneratorExpressionContext;
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struct cmGeneratorExpressionDAGChecker;
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struct cmGeneratorExpressionNode
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{
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enum
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{
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DynamicParameters = 0,
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OneOrMoreParameters = -1,
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OneOrZeroParameters = -2
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};
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virtual ~cmGeneratorExpressionNode() {}
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virtual bool GeneratesContent() const { return true; }
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virtual bool RequiresLiteralInput() const { return false; }
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virtual bool AcceptsArbitraryContentParameter() const { return false; }
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virtual int NumExpectedParameters() const { return 1; }
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virtual std::string Evaluate(
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const std::vector<std::string>& parameters,
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cmGeneratorExpressionContext* context,
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const GeneratorExpressionContent* content,
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cmGeneratorExpressionDAGChecker* dagChecker) const = 0;
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static std::string EvaluateDependentExpression(
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std::string const& prop, cmLocalGenerator* lg,
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cmGeneratorExpressionContext* context, const cmGeneratorTarget* headTarget,
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const cmGeneratorTarget* currentTarget,
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cmGeneratorExpressionDAGChecker* dagChecker);
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static const cmGeneratorExpressionNode* GetNode(
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const std::string& identifier);
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};
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void reportError(cmGeneratorExpressionContext* context,
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const std::string& expr, const std::string& result);
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#endif
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