mirror of
https://github.com/ThePhD/sol2.git
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243 lines
7.7 KiB
C++
243 lines
7.7 KiB
C++
// sol3
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// The MIT License (MIT)
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// Copyright (c) 2013-2018 Rapptz, ThePhD and contributors
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// Permission is hereby granted, free of charge, to any person obtaining a copy of
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// this software and associated documentation files (the "Software"), to deal in
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// the Software without restriction, including without limitation the rights to
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// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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// the Software, and to permit persons to whom the Software is furnished to do so,
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// subject to the following conditions:
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// The above copyright notice and this permission notice shall be included in all
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// copies or substantial portions of the Software.
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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#ifndef SOL_CONFIG_HPP
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#define SOL_CONFIG_HPP
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#ifdef _MSC_VER
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#if defined(_DEBUG) && !defined(NDEBUG)
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#ifndef SOL_IN_DEBUG_DETECTED
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#define SOL_IN_DEBUG_DETECTED 1
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#endif
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#endif // VC++ Debug macros
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#if !defined(_CPPUNWIND)
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#if !defined(SOL_NO_EXCEPTIONS)
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#define SOL_NO_EXCEPTIONS 1
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#endif
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#endif // Automatic Exceptions
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#if !defined(_CPPRTTI)
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#if !defined(SOL_NO_RTTI)
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#define SOL_NO_RTTI 1
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#endif
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#endif // Automatic RTTI
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#elif defined(__GNUC__) || defined(__clang__)
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#if !defined(NDEBUG) && !defined(__OPTIMIZE__)
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#if !defined(SOL_IN_DEBUG_DETECTED)
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#define SOL_IN_DEBUG_DETECTED 1
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#endif
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#endif // Not Debug && g++ optimizer flag
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#if !defined(__EXCEPTIONS)
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#if !defined(SOL_NO_EXCEPTIONS)
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#define SOL_NO_EXCEPTIONS 1
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#endif
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#endif // No Exceptions
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#if !defined(__GXX_RTTI)
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#if !defined(SOL_NO_RTTI)
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#define SOL_NO_RTTI 1
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#endif
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#endif // No RTTI
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#endif // vc++ || clang++/g++
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// If this is defined, turn on all the safety checks automatically
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#if defined(SOL_CHECK_ARGUMENTS) && SOL_CHECK_ARGUMENTS
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// Checks low-level getter function
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// (and thusly, affects nearly entire framework)
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#if !defined(SOL_SAFE_GETTER)
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#define SOL_SAFE_GETTER 1
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#endif
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// Checks access on usertype functions
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// local my_obj = my_type.new()
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// my_obj.my_member_function()
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// -- bad syntax and crash
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#if !defined(SOL_SAFE_USERTYPE)
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#define SOL_SAFE_USERTYPE 1
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#endif
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// Checks sol::reference derived boundaries
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// sol::function ref(L, 1);
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// sol::userdata sref(L, 2);
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#if !defined(SOL_SAFE_REFERENCES)
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#define SOL_SAFE_REFERENCES 1
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#endif
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// Changes all typedefs of sol::function to point to the
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// protected_function version, instead of unsafe_function
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#if !defined(SOL_SAFE_FUNCTION)
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#define SOL_SAFE_FUNCTION 1
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#endif
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// Checks function parameters and
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// returns upon call into/from Lua
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// local a = 1
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// local b = "woof"
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// my_c_function(a, b)
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#if !defined(SOL_SAFE_FUNCTION_CALLS)
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#define SOL_SAFE_FUNCTION_CALLS 1
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#endif
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// Checks conversions
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// int v = lua["bark"];
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// int v2 = my_sol_function();
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#if !defined(SOL_SAFE_PROXIES)
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#define SOL_SAFE_PROXIES 1
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#endif
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// Check overflowing number conversions
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// for things like 64 bit integers that don't fit in a typical lua_Number
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// for Lua 5.1 and 5.2
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#if !defined(SOL_SAFE_NUMERICS)
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#define SOL_SAFE_NUMERICS 1
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#endif
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// Turn off Number Precision Checks
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// if this is defined, we do not do range
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// checks on integers / unsigned integers that might
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// be bigger than what Lua can represent
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#if !defined(SOL_NO_CHECK_NUMBER_PRECISION)
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// off by default
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#define SOL_NO_CHECK_NUMBER_PRECISION 0
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#endif
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// Print any exceptions / errors that occur
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// in debug mode to the default error stream / console
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#if !defined(SOL_SAFE_STACK_CHECK)
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#define SOL_SAFE_STACK_CHECK 1
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#endif
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#endif // Turn on Safety for all if top-level macro is defined
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// If we are in debug, turn on certain safety checks
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#if defined(SOL_IN_DEBUG_DETECTED) && SOL_IN_DEBUG_DETECTED
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#if !defined(SOL_SAFE_REFERENCES)
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// Ensure that references are forcefully type-checked upon construction
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#define SOL_SAFE_REFERENCES 1
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#endif
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// Safe usertypes checks for errors such as
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// obj = my_type.new()
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// obj.f() -- note the '.' instead of ':'
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// usertypes should be safe no matter what
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#if !defined(SOL_SAFE_USERTYPE)
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#define SOL_SAFE_USERTYPE 1
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#endif
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#if !defined(SOL_SAFE_FUNCTION_CALLS)
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// Function calls from Lua should be automatically safe in debug mode
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#define SOL_SAFE_FUNCTION_CALLS 1
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#endif
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// Print any exceptions / errors that occur
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// in debug mode to the default error stream / console
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#if !defined(SOL_PRINT_ERRORS)
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#define SOL_PRINT_ERRORS 1
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#endif
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// Print any exceptions / errors that occur
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// in debug mode to the default error stream / console
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#if !defined(SOL_SAFE_STACK_CHECK)
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#define SOL_SAFE_STACK_CHECK 1
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#endif
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#endif // DEBUG: Turn on all debug safety features for VC++ / g++ / clang++ and similar
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// Print any exceptions / errors that occur
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// This is normally off due to relying on
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// <iostream> to get std::cerr / std::cout
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// so it is only defined in debug modes
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#if !defined(SOL_PRINT_ERRORS)
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// off by default here
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#define SOL_PRINT_ERRORS 0
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#endif
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// The default on_error handler should not throw/assert/print/abort,
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// but simply pass the value through back to the user
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// problematic due to not having a stable [[nodiscard]] attribute in C++11,
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// off by default
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#if !defined(SOL_DEFAULT_PASS_ON_ERROR)
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// off by default here
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#define SOL_DEFAULT_PASS_ON_ERROR 0
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#endif
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// Interop allows userdata from external systems
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// with external memory layout and metatable names
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// to be registered. It costs something to perform
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// the interop_checker / differentiation for sol2 usertypes versus
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// external ones however, so this is off by default
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#if !defined(SOL_ENABLE_INTEROP)
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// off by default here
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#define SOL_ENABLE_INTEROP 0
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#endif
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// Mac OSX and Objective C define a nil keyword
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// we cannot use that for the sol::type::nil define
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#if defined(__MAC_OS_X_VERSION_MAX_ALLOWED) || defined(__OBJC__) || defined(nil)
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#if !defined(SOL_NO_NIL)
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#define SOL_NO_NIL 1
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#endif
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#endif // avoiding nil defines / keywords
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// If we are using boost, there are a number of optimizations we can perform
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// Boost has unordered_map with Compatible Key and CompatibleHash
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// Boost also has a decent optional, and we check for this later
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// and define our optional to use boost in that scenario
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// DEPRECATED
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// NOTE: left here for introspection, but NO LONGER USED
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#if defined(SOL_USE_BOOST) && SOL_USE_BOOST
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#if !defined(SOL_UNORDERED_MAP_COMPATIBLE_HASH)
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#define SOL_UNORDERED_MAP_COMPATIBLE_HASH 1
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#endif // SOL_UNORDERED_MAP_COMPATIBLE_HASH
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#endif
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// For strings being serialized and
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// deserialized from and to utf8
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// this controls the size of the buffer we create on the stack,
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// in # of utf8 code units
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// a buffer of 1KB covers almost all the strings
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// we care about: anything larger and the user should know better
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#ifndef SOL_STACK_STRING_OPTIMIZATION_SIZE
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#define SOL_STACK_STRING_OPTIMIZATION_SIZE 1024
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#endif // Optimized conversion routines using a KB or so off the stack
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// This macro ensures that we check the stack
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// on every push of a value.
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// This is only for sol2: if you want safety in your customization
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// points, you need to build it into each and every customization point you use,
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// by using luaL_checkstack or lua_checkstack
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// this is off by default,
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// but on by default for debug builds
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#if !defined(SOL_SAFE_STACK_CHECK)
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#define SOL_SAFE_STACK_CHECK 0
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#endif // use luaL_checkstack to check stack overflow / overrun
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#endif // SOL_CONFIG_HPP
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