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/* Distributed under the OSI-approved BSD 3-Clause License. See accompanying
file Copyright.txt or https://cmake.org/licensing for details. */
#pragma once
#include "cmConfigure.h" // IWYU pragma: keep
#include "cmDocumentationEntry.h" // IWYU pragma: export
// TODO The following headers are parts of the `cmGlobalGeneratorFactory`
// public API, so could be defined as export to IWYU
#include <string>
#include <vector>
#include <cm/memory>
class cmGlobalGenerator;
class cmake;
/** \class cmGlobalGeneratorFactory
* \brief Responable for creating cmGlobalGenerator instances
*
* Subclasses of this class generate instances of cmGlobalGenerator.
*/
class cmGlobalGeneratorFactory
{
public:
virtual ~cmGlobalGeneratorFactory() = default;
/** Create a GlobalGenerator */
virtual std::unique_ptr<cmGlobalGenerator> CreateGlobalGenerator(
const std::string& n, bool allowArch, cmake* cm) const = 0;
/** Get the documentation entry for this factory */
virtual cmDocumentationEntry GetDocumentation() const = 0;
/** Get the names of the current registered generators */
virtual std::vector<std::string> GetGeneratorNames() const = 0;
virtual std::vector<std::string> GetGeneratorNamesWithPlatform() const = 0;
/** Determine whether or not this generator supports toolsets */
virtual bool SupportsToolset() const = 0;
/** Determine whether or not this generator supports platforms */
virtual bool SupportsPlatform() const = 0;
/** Get the list of supported platforms name for this generator */
virtual std::vector<std::string> GetKnownPlatforms() const = 0;
/** If the generator supports platforms, get its default. */
virtual std::string GetDefaultPlatformName() const = 0;
};
template <typename T>
class cmGlobalGeneratorSimpleFactory : public cmGlobalGeneratorFactory
{
public:
/** Create a GlobalGenerator */
std::unique_ptr<cmGlobalGenerator> CreateGlobalGenerator(
const std::string& name, bool /*allowArch*/, cmake* cm) const override
{
if (name != T::GetActualName()) {
return std::unique_ptr<cmGlobalGenerator>();
}
return std::unique_ptr<cmGlobalGenerator>(cm::make_unique<T>(cm));
}
/** Get the documentation entry for this factory */
cmDocumentationEntry GetDocumentation() const override
{
return T::GetDocumentation();
}
/** Get the names of the current registered generators */
std::vector<std::string> GetGeneratorNames() const override
{
return { T::GetActualName() };
}
std::vector<std::string> GetGeneratorNamesWithPlatform() const override
{
return {};
}
/** Determine whether or not this generator supports toolsets */
bool SupportsToolset() const override { return T::SupportsToolset(); }
/** Determine whether or not this generator supports platforms */
bool SupportsPlatform() const override { return T::SupportsPlatform(); }
/** Get the list of supported platforms name for this generator */
std::vector<std::string> GetKnownPlatforms() const override
{
// default is no platform supported
return {};
}
std::string GetDefaultPlatformName() const override { return {}; }
};
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