mirror of
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24a9fed5d9
Newer IWYU is not seeing them as needed for `size_t`.
101 lines
2.0 KiB
C++
101 lines
2.0 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 cmUVProcessChain_h
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#define cmUVProcessChain_h
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#include <array>
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#include <cstddef> // IWYU pragma: keep
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#include <cstdint>
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#include <iosfwd>
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#include <memory>
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#include <string>
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#include <vector>
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#include "cm_uv.h"
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class cmUVProcessChain;
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class cmUVProcessChainBuilder
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{
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public:
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enum Stream
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{
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Stream_INPUT = 0,
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Stream_OUTPUT = 1,
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Stream_ERROR = 2,
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};
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cmUVProcessChainBuilder();
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cmUVProcessChainBuilder& AddCommand(
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const std::vector<std::string>& arguments);
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cmUVProcessChainBuilder& SetNoStream(Stream stdio);
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cmUVProcessChainBuilder& SetBuiltinStream(Stream stdio);
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cmUVProcessChainBuilder& SetExternalStream(Stream stdio, int fd);
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cmUVProcessChain Start() const;
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private:
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enum StdioType
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{
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None,
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Builtin,
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External,
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};
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friend class cmUVProcessChain;
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struct StdioConfiguration
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{
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StdioType Type;
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int FileDescriptor;
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};
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struct ProcessConfiguration
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{
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std::vector<std::string> Arguments;
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};
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std::array<StdioConfiguration, 3> Stdio;
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std::vector<ProcessConfiguration> Processes;
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};
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class cmUVProcessChain
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{
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public:
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struct Status
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{
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int64_t ExitStatus;
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int TermSignal;
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};
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cmUVProcessChain(const cmUVProcessChain& other) = delete;
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cmUVProcessChain(cmUVProcessChain&& other) noexcept;
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~cmUVProcessChain();
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cmUVProcessChain& operator=(const cmUVProcessChain& other) = delete;
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cmUVProcessChain& operator=(cmUVProcessChain&& other) noexcept;
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uv_loop_t& GetLoop();
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// FIXME: Add stdin support
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std::istream* OutputStream();
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std::istream* ErrorStream();
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bool Valid() const;
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bool Wait(int64_t milliseconds = -1);
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std::vector<const Status*> GetStatus() const;
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const Status* GetStatus(std::size_t index) const;
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private:
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friend class cmUVProcessChainBuilder;
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cmUVProcessChain();
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struct InternalData;
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std::unique_ptr<InternalData> Data;
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};
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#endif
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