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116 lines
3.4 KiB
116 lines
3.4 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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#include "cmExperimental.h"
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#include <cassert>
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#include <cstddef>
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#include <string>
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#include "cmMakefile.h"
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#include "cmMessageType.h"
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#include "cmValue.h"
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namespace {
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/*
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* The `Uuid` fields of these objects should change periodically.
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* Search for other instances to keep the documentation and test suite
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* up-to-date.
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*/
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cmExperimental::FeatureData LookupTable[] = {
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// ExportPackageDependencies
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{ "ExportPackageDependencies",
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"1942b4fa-b2c5-4546-9385-83f254070067",
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"CMAKE_EXPERIMENTAL_EXPORT_PACKAGE_DEPENDENCIES",
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"CMake's EXPORT_PACKAGE_DEPENDENCIES support is experimental. It is meant "
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"only for experimentation and feedback to CMake developers.",
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{},
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cmExperimental::TryCompileCondition::Always,
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false },
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// WindowsKernelModeDriver
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{ "WindowsKernelModeDriver",
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"fac18f65-504e-4dbb-b068-f356bb1f2ddb",
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"CMAKE_EXPERIMENTAL_WINDOWS_KERNEL_MODE_DRIVER",
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"CMake's Windows kernel-mode driver support is experimental. It is meant "
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"only for experimentation and feedback to CMake developers.",
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{},
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cmExperimental::TryCompileCondition::Always,
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false },
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// CxxImportStd
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{ "CxxImportStd",
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"0e5b6991-d74f-4b3d-a41c-cf096e0b2508",
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"CMAKE_EXPERIMENTAL_CXX_IMPORT_STD",
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"CMake's support for `import std;` in C++23 and newer is experimental. It "
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"is meant only for experimentation and feedback to CMake developers.",
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{},
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cmExperimental::TryCompileCondition::Always,
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false },
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// ExportPackageInfo
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{ "ExportPackageInfo",
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"b80be207-778e-46ba-8080-b23bba22639e",
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"CMAKE_EXPERIMENTAL_EXPORT_PACKAGE_INFO",
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"CMake's support for exporting package information in the Common Package "
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"Specification format. It is meant only for experimentation and feedback "
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"to CMake developers.",
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{},
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cmExperimental::TryCompileCondition::Always,
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false },
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// ExportBuildDatabase
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{ "ExportBuildDatabase",
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"4bd552e2-b7fb-429a-ab23-c83ef53f3f13",
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"CMAKE_EXPERIMENTAL_EXPORT_BUILD_DATABASE",
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"CMake's support for exporting build databases is experimental. It is "
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"meant only for experimentation and feedback to CMake developers.",
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{},
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cmExperimental::TryCompileCondition::Never,
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false },
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};
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static_assert(sizeof(LookupTable) / sizeof(LookupTable[0]) ==
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static_cast<size_t>(cmExperimental::Feature::Sentinel),
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"Experimental feature lookup table mismatch");
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cmExperimental::FeatureData& DataForFeature(cmExperimental::Feature f)
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{
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assert(f != cmExperimental::Feature::Sentinel);
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return LookupTable[static_cast<size_t>(f)];
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}
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}
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const cmExperimental::FeatureData& cmExperimental::DataForFeature(Feature f)
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{
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return ::DataForFeature(f);
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}
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cm::optional<cmExperimental::Feature> cmExperimental::FeatureByName(
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std::string const& name)
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{
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size_t idx = 0;
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for (auto const& feature : LookupTable) {
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if (feature.Name == name) {
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return static_cast<Feature>(idx);
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}
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++idx;
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}
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return {};
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}
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bool cmExperimental::HasSupportEnabled(cmMakefile const& mf, Feature f)
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{
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bool enabled = false;
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auto& data = ::DataForFeature(f);
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auto value = mf.GetDefinition(data.Variable);
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if (value == data.Uuid) {
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enabled = true;
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}
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if (enabled && !data.Warned) {
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mf.IssueMessage(MessageType::AUTHOR_WARNING, data.Description);
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data.Warned = true;
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}
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return enabled;
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}
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