From 3cf9c3c9d076d5822595834bdbf5153d4e923c67 Mon Sep 17 00:00:00 2001
From: Benoit Germain <benoit.germain@ubisoft.com>
Date: Mon, 28 Oct 2024 18:09:51 +0100
Subject: Renamed lane.h → lane.hpp, linda.h → linda.hpp, threading.h →
 threading.hpp
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---
 src/linda.h | 103 ------------------------------------------------------------
 1 file changed, 103 deletions(-)
 delete mode 100644 src/linda.h

(limited to 'src/linda.h')

diff --git a/src/linda.h b/src/linda.h
deleted file mode 100644
index 5b5f683..0000000
--- a/src/linda.h
+++ /dev/null
@@ -1,103 +0,0 @@
-#pragma once
-
-#include "cancel.hpp"
-#include "deep.hpp"
-#include "universe.hpp"
-
-struct Keeper;
-
-// #################################################################################################
-
-// xxh64 of string "kLindaBatched" generated at https://www.pelock.com/products/hash-calculator
-static constexpr UniqueKey kLindaBatched{ 0xB8234DF772646567ull, "linda.batched" };
-
-// #################################################################################################
-
-DECLARE_UNIQUE_TYPE(LindaGroup, int);
-
-class Linda
-: public DeepPrelude // Deep userdata MUST start with this header
-{
-    public:
-    class KeeperOperationInProgress
-    {
-        private:
-        Linda& linda;
-        [[maybe_unused]] lua_State* const L; // just here for inspection while debugging
-
-        public:
-        KeeperOperationInProgress(Linda& linda_, lua_State* const L_)
-        : linda{ linda_ }
-        , L{ L_ }
-        {
-            [[maybe_unused]] UnusedInt const _prev{ linda.keeperOperationCount.fetch_add(1, std::memory_order_seq_cst) };
-        }
-
-        public:
-        ~KeeperOperationInProgress()
-        {
-            [[maybe_unused]] UnusedInt const _prev{ linda.keeperOperationCount.fetch_sub(1, std::memory_order_seq_cst) };
-        }
-    };
-
-    enum class Status
-    {
-        Active,
-        Cancelled
-    };
-    using enum Status;
-
-    private:
-
-    static constexpr size_t kEmbeddedNameLength = 24;
-    using EmbeddedName = std::array<char, kEmbeddedNameLength>;
-    // depending on the name length, it is either embedded inside the Linda, or allocated separately
-    std::variant<std::string_view, EmbeddedName> nameVariant{};
-    // counts the keeper operations in progress
-    std::atomic<int> keeperOperationCount{};
-
-    public:
-    std::condition_variable readHappened{};
-    std::condition_variable writeHappened{};
-    Universe* const U{ nullptr }; // the universe this linda belongs to
-    KeeperIndex const keeperIndex{ -1 }; // the keeper associated to this linda
-    Status cancelStatus{ Status::Active };
-
-    public:
-    [[nodiscard]] static void* operator new(size_t size_, Universe* U_) noexcept { return U_->internalAllocator.alloc(size_); }
-    // always embedded somewhere else or "in-place constructed" as a full userdata
-    // can't actually delete the operator because the compiler generates stack unwinding code that could call it in case of exception
-    static void operator delete(void* p_, Universe* U_) { U_->internalAllocator.free(p_, sizeof(Linda)); }
-    // this one is for us, to make sure memory is freed by the correct allocator
-    static void operator delete(void* p_) { static_cast<Linda*>(p_)->U->internalAllocator.free(p_, sizeof(Linda)); }
-
-    ~Linda();
-    Linda(Universe* U_, LindaGroup group_, std::string_view const& name_);
-    Linda() = delete;
-    // non-copyable, non-movable
-    Linda(Linda const&) = delete;
-    Linda(Linda const&&) = delete;
-    Linda& operator=(Linda const&) = delete;
-    Linda& operator=(Linda const&&) = delete;
-
-    private:
-    void freeAllocatedName();
-    void setName(std::string_view const& name_);
-
-    public:
-    [[nodiscard]] Keeper* acquireKeeper() const;
-    [[nodiscard]] std::string_view getName() const;
-    [[nodiscard]] bool inKeeperOperation() const { return keeperOperationCount.load(std::memory_order_seq_cst) != 0; }
-    template <typename T = uintptr_t>
-    [[nodiscard]] T obfuscated() const
-    {
-        // xxh64 of string "kObfuscator" generated at https://www.pelock.com/products/hash-calculator
-        static constexpr UniqueKey kObfuscator{ 0x7B8AA1F99A3BD782ull };
-        return std::bit_cast<T>(std::bit_cast<uintptr_t>(this) ^ kObfuscator.storage);
-    };
-    void releaseKeeper(Keeper* keeper_) const;
-    [[nodiscard]] static int ProtectedCall(lua_State* L_, lua_CFunction f_);
-    void pushCancelString(lua_State* L_) const;
-    [[nodiscard]] KeeperOperationInProgress startKeeperOperation(lua_State* const L_) { return KeeperOperationInProgress{ *this, L_ }; };
-    [[nodiscard]] Keeper* whichKeeper() const { return U->keepers.getKeeper(keeperIndex); }
-};
-- 
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