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391a5837ee
Policies affecting the behavior of CMake-provided macros and functions need to be able to get the policy setting as of the call site rather than the definition site. Add an undocumented option to do this.
90 lines
2.6 KiB
C++
90 lines
2.6 KiB
C++
/* 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 cmStateSnapshot_h
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#define cmStateSnapshot_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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#include "cmLinkedTree.h"
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#include "cmPolicies.h"
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#include "cmStateTypes.h"
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class cmState;
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class cmStateDirectory;
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class cmStateSnapshot
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{
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public:
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cmStateSnapshot(cmState* state = nullptr);
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cmStateSnapshot(cmState* state, cmStateDetail::PositionType position);
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const char* GetDefinition(std::string const& name) const;
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bool IsInitialized(std::string const& name) const;
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void SetDefinition(std::string const& name, std::string const& value);
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void RemoveDefinition(std::string const& name);
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std::vector<std::string> UnusedKeys() const;
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std::vector<std::string> ClosureKeys() const;
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bool RaiseScope(std::string const& var, const char* varDef);
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void SetListFile(std::string const& listfile);
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std::string GetExecutionListFile() const;
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std::vector<cmStateSnapshot> GetChildren();
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bool IsValid() const;
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cmStateSnapshot GetBuildsystemDirectoryParent() const;
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cmStateSnapshot GetCallStackParent() const;
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cmStateSnapshot GetCallStackBottom() const;
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cmStateEnums::SnapshotType GetType() const;
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void SetPolicy(cmPolicies::PolicyID id, cmPolicies::PolicyStatus status);
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cmPolicies::PolicyStatus GetPolicy(cmPolicies::PolicyID id,
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bool parent_scope = false) const;
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bool HasDefinedPolicyCMP0011();
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void PushPolicy(cmPolicies::PolicyMap const& entry, bool weak);
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bool PopPolicy();
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bool CanPopPolicyScope();
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cmState* GetState() const;
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cmStateDirectory GetDirectory() const;
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void SetProjectName(std::string const& name);
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std::string GetProjectName() const;
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void InitializeFromParent_ForSubdirsCommand();
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struct StrictWeakOrder
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{
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bool operator()(const cmStateSnapshot& lhs,
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const cmStateSnapshot& rhs) const;
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};
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void SetDirectoryDefinitions();
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void SetDefaultDefinitions();
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private:
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friend bool operator==(const cmStateSnapshot& lhs,
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const cmStateSnapshot& rhs);
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friend bool operator!=(const cmStateSnapshot& lhs,
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const cmStateSnapshot& rhs);
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friend class cmState;
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friend class cmStateDirectory;
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friend struct StrictWeakOrder;
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void InitializeFromParent();
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cmState* State;
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cmStateDetail::PositionType Position;
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};
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bool operator==(const cmStateSnapshot& lhs, const cmStateSnapshot& rhs);
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bool operator!=(const cmStateSnapshot& lhs, const cmStateSnapshot& rhs);
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#endif
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