1772622772
``` git grep -lz 'Copyright.txt or https://cmake.org/licensing ' | while IFS= read -r -d $'\0' f ; do sed -i '/Copyright.txt or https:\/\/cmake.org\/licensing / { s/Copyright.txt/LICENSE.rst/ }' "$f" ; done ```
110 lines
3.9 KiB
C++
110 lines
3.9 KiB
C++
/* Distributed under the OSI-approved BSD 3-Clause License. See accompanying
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file LICENSE.rst or https://cmake.org/licensing for details. */
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#pragma once
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#include "cmConfigure.h" // IWYU pragma: keep
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#include <map>
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#include <memory>
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#include <string>
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#include <vector>
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#include <cm/optional>
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#include <cm/string_view>
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#include <cm3p/json/value.h>
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#include "cmStateTypes.h"
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class cmExecutionStatus;
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class cmMakefile;
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class cmTarget;
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struct cmPackageRequirement
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{
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std::string Name;
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std::string Version;
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std::vector<std::string> Components;
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std::vector<std::string> Hints;
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};
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/** \class cmPackageInfoReader
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* \brief Read and parse CPS files.
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*
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* This class encapsulates the functionality to read package configuration
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* files which use the Common Package Specification, and provides utilities to
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* translate the declarations therein into imported targets.
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*/
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class cmPackageInfoReader
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{
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public:
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static std::unique_ptr<cmPackageInfoReader> Read(
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std::string const& path, cmPackageInfoReader const* parent = nullptr);
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std::string GetName() const;
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cm::optional<std::string> GetVersion() const;
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cm::optional<std::string> GetCompatVersion() const;
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// NOTE: The eventual intent is for CPS to support multiple version schemas,
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// and in particular, we expect to want to support "simple", "custom", "rpm",
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// "dpkg" and "pep440". Additionally, we desire to be able to parse each of
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// these to the maximum extent possible; in particular, we want to be able
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// to decompose "simple" and "pep440" versions into components represented
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// as numeric types rather than strings, which is not possible with the "rpm"
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// and "dpkg" schemas. Therefore, we require different data structures to
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// represent different version schemas.
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struct Pep440Version
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{
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// NOTE: This structure is currently incomplete as we only support the
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// "simple" schema at this time.
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bool Simple; // "simple" can be represented as a subset of "pep440"
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std::vector<unsigned> ReleaseComponents;
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cm::optional<std::string> LocalLabel;
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};
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// FIXME: Return a sum type (e.g. {cm,std}::variant) of possible versions
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// when we support more than just the "simple" (and possibly "pep440")
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// schema(s).
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/// If the package uses the 'simple' version scheme, parse the provided
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/// version string as a numeric tuple and optional trailing string. Returns
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/// a disengaged optional for other schemes or if no version is specified.
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cm::optional<Pep440Version> ParseVersion(
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cm::optional<std::string> const& version) const;
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std::vector<cmPackageRequirement> GetRequirements() const;
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std::vector<std::string> GetComponentNames() const;
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/// Create targets for components specified in the CPS file.
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bool ImportTargets(cmMakefile* makefile, cmExecutionStatus& status);
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/// Add configuration-specific properties for targets.
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bool ImportTargetConfigurations(cmMakefile* makefile,
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cmExecutionStatus& status) const;
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private:
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cmPackageInfoReader() = default;
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cmTarget* AddLibraryComponent(cmMakefile* makefile,
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cmStateEnums::TargetType type,
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std::string const& name,
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Json::Value const& data,
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std::string const& package) const;
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void SetTargetProperties(cmMakefile* makefile, cmTarget* target,
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Json::Value const& data, std::string const& package,
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cm::string_view configuration) const;
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void SetOptionalProperty(cmTarget* target, cm::string_view property,
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cm::string_view configuration,
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Json::Value const& value) const;
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std::string ResolvePath(std::string path) const;
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std::string Path;
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Json::Value Data;
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std::string Prefix;
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std::map<std::string, cmTarget*> ComponentTargets;
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std::vector<std::string> DefaultConfigurations;
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};
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