mirror of
https://github.com/ZDoom/zdoom-macos-deps.git
synced 2024-11-23 04:12:13 +00:00
791 lines
21 KiB
C
791 lines
21 KiB
C
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/*
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** $Id: luaconf.h $
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** Configuration file for Lua
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** See Copyright Notice in lua.h
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*/
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#ifndef luaconf_h
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#define luaconf_h
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#include <limits.h>
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#include <stddef.h>
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/*
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** ===================================================================
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** General Configuration File for Lua
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**
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** Some definitions here can be changed externally, through the compiler
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** (e.g., with '-D' options): They are commented out or protected
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** by '#if !defined' guards. However, several other definitions
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** should be changed directly here, either because they affect the
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** Lua ABI (by making the changes here, you ensure that all software
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** connected to Lua, such as C libraries, will be compiled with the same
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** configuration); or because they are seldom changed.
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**
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** Search for "@@" to find all configurable definitions.
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** ===================================================================
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*/
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/*
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** {====================================================================
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** System Configuration: macros to adapt (if needed) Lua to some
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** particular platform, for instance restricting it to C89.
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** =====================================================================
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*/
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/*
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@@ LUA_USE_C89 controls the use of non-ISO-C89 features.
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** Define it if you want Lua to avoid the use of a few C99 features
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** or Windows-specific features on Windows.
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*/
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/* #define LUA_USE_C89 */
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/*
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** By default, Lua on Windows use (some) specific Windows features
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*/
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#if !defined(LUA_USE_C89) && defined(_WIN32) && !defined(_WIN32_WCE)
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#define LUA_USE_WINDOWS /* enable goodies for regular Windows */
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#endif
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#if defined(LUA_USE_WINDOWS)
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#define LUA_DL_DLL /* enable support for DLL */
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#define LUA_USE_C89 /* broadly, Windows is C89 */
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#endif
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#if defined(LUA_USE_LINUX)
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#define LUA_USE_POSIX
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#define LUA_USE_DLOPEN /* needs an extra library: -ldl */
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#endif
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#if defined(LUA_USE_MACOSX)
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#define LUA_USE_POSIX
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#define LUA_USE_DLOPEN /* MacOS does not need -ldl */
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#endif
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/*
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@@ LUAI_IS32INT is true iff 'int' has (at least) 32 bits.
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*/
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#define LUAI_IS32INT ((UINT_MAX >> 30) >= 3)
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/* }================================================================== */
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/*
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** {==================================================================
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** Configuration for Number types. These options should not be
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** set externally, because any other code connected to Lua must
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** use the same configuration.
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** ===================================================================
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*/
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/*
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@@ LUA_INT_TYPE defines the type for Lua integers.
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@@ LUA_FLOAT_TYPE defines the type for Lua floats.
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** Lua should work fine with any mix of these options supported
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** by your C compiler. The usual configurations are 64-bit integers
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** and 'double' (the default), 32-bit integers and 'float' (for
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** restricted platforms), and 'long'/'double' (for C compilers not
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** compliant with C99, which may not have support for 'long long').
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*/
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/* predefined options for LUA_INT_TYPE */
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#define LUA_INT_INT 1
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#define LUA_INT_LONG 2
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#define LUA_INT_LONGLONG 3
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/* predefined options for LUA_FLOAT_TYPE */
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#define LUA_FLOAT_FLOAT 1
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#define LUA_FLOAT_DOUBLE 2
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#define LUA_FLOAT_LONGDOUBLE 3
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/* Default configuration ('long long' and 'double', for 64-bit Lua) */
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#define LUA_INT_DEFAULT LUA_INT_LONGLONG
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#define LUA_FLOAT_DEFAULT LUA_FLOAT_DOUBLE
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/*
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@@ LUA_32BITS enables Lua with 32-bit integers and 32-bit floats.
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*/
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#define LUA_32BITS 0
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/*
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@@ LUA_C89_NUMBERS ensures that Lua uses the largest types available for
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** C89 ('long' and 'double'); Windows always has '__int64', so it does
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** not need to use this case.
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*/
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#if defined(LUA_USE_C89) && !defined(LUA_USE_WINDOWS)
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#define LUA_C89_NUMBERS 1
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#else
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#define LUA_C89_NUMBERS 0
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#endif
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#if LUA_32BITS /* { */
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/*
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** 32-bit integers and 'float'
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*/
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#if LUAI_IS32INT /* use 'int' if big enough */
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#define LUA_INT_TYPE LUA_INT_INT
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#else /* otherwise use 'long' */
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#define LUA_INT_TYPE LUA_INT_LONG
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#endif
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#define LUA_FLOAT_TYPE LUA_FLOAT_FLOAT
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#elif LUA_C89_NUMBERS /* }{ */
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/*
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** largest types available for C89 ('long' and 'double')
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*/
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#define LUA_INT_TYPE LUA_INT_LONG
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#define LUA_FLOAT_TYPE LUA_FLOAT_DOUBLE
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#else /* }{ */
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/* use defaults */
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#define LUA_INT_TYPE LUA_INT_DEFAULT
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#define LUA_FLOAT_TYPE LUA_FLOAT_DEFAULT
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#endif /* } */
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/* }================================================================== */
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/*
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** {==================================================================
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** Configuration for Paths.
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** ===================================================================
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*/
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/*
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** LUA_PATH_SEP is the character that separates templates in a path.
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** LUA_PATH_MARK is the string that marks the substitution points in a
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** template.
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** LUA_EXEC_DIR in a Windows path is replaced by the executable's
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** directory.
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*/
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#define LUA_PATH_SEP ";"
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#define LUA_PATH_MARK "?"
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#define LUA_EXEC_DIR "!"
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/*
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@@ LUA_PATH_DEFAULT is the default path that Lua uses to look for
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** Lua libraries.
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@@ LUA_CPATH_DEFAULT is the default path that Lua uses to look for
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** C libraries.
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** CHANGE them if your machine has a non-conventional directory
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** hierarchy or if you want to install your libraries in
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** non-conventional directories.
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*/
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#define LUA_VDIR LUA_VERSION_MAJOR "." LUA_VERSION_MINOR
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#if defined(_WIN32) /* { */
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/*
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** In Windows, any exclamation mark ('!') in the path is replaced by the
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** path of the directory of the executable file of the current process.
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*/
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#define LUA_LDIR "!\\lua\\"
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#define LUA_CDIR "!\\"
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#define LUA_SHRDIR "!\\..\\share\\lua\\" LUA_VDIR "\\"
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#if !defined(LUA_PATH_DEFAULT)
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#define LUA_PATH_DEFAULT \
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LUA_LDIR"?.lua;" LUA_LDIR"?\\init.lua;" \
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LUA_CDIR"?.lua;" LUA_CDIR"?\\init.lua;" \
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LUA_SHRDIR"?.lua;" LUA_SHRDIR"?\\init.lua;" \
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".\\?.lua;" ".\\?\\init.lua"
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#endif
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#if !defined(LUA_CPATH_DEFAULT)
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#define LUA_CPATH_DEFAULT \
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LUA_CDIR"?.dll;" \
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LUA_CDIR"..\\lib\\lua\\" LUA_VDIR "\\?.dll;" \
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LUA_CDIR"loadall.dll;" ".\\?.dll"
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#endif
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#else /* }{ */
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#define LUA_ROOT "/usr/local/"
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#define LUA_LDIR LUA_ROOT "share/lua/" LUA_VDIR "/"
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#define LUA_CDIR LUA_ROOT "lib/lua/" LUA_VDIR "/"
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#if !defined(LUA_PATH_DEFAULT)
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#define LUA_PATH_DEFAULT \
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LUA_LDIR"?.lua;" LUA_LDIR"?/init.lua;" \
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LUA_CDIR"?.lua;" LUA_CDIR"?/init.lua;" \
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"./?.lua;" "./?/init.lua"
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#endif
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#if !defined(LUA_CPATH_DEFAULT)
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#define LUA_CPATH_DEFAULT \
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LUA_CDIR"?.so;" LUA_CDIR"loadall.so;" "./?.so"
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#endif
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#endif /* } */
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/*
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@@ LUA_DIRSEP is the directory separator (for submodules).
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** CHANGE it if your machine does not use "/" as the directory separator
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** and is not Windows. (On Windows Lua automatically uses "\".)
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*/
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#if !defined(LUA_DIRSEP)
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#if defined(_WIN32)
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#define LUA_DIRSEP "\\"
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#else
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#define LUA_DIRSEP "/"
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#endif
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#endif
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/* }================================================================== */
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/*
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** {==================================================================
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** Marks for exported symbols in the C code
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** ===================================================================
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*/
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/*
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@@ LUA_API is a mark for all core API functions.
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@@ LUALIB_API is a mark for all auxiliary library functions.
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@@ LUAMOD_API is a mark for all standard library opening functions.
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** CHANGE them if you need to define those functions in some special way.
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** For instance, if you want to create one Windows DLL with the core and
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** the libraries, you may want to use the following definition (define
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** LUA_BUILD_AS_DLL to get it).
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*/
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#if defined(LUA_BUILD_AS_DLL) /* { */
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#if defined(LUA_CORE) || defined(LUA_LIB) /* { */
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#define LUA_API __declspec(dllexport)
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#else /* }{ */
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#define LUA_API __declspec(dllimport)
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#endif /* } */
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#else /* }{ */
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#define LUA_API extern
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#endif /* } */
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/*
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** More often than not the libs go together with the core.
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*/
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#define LUALIB_API LUA_API
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#define LUAMOD_API LUA_API
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/*
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@@ LUAI_FUNC is a mark for all extern functions that are not to be
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** exported to outside modules.
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@@ LUAI_DDEF and LUAI_DDEC are marks for all extern (const) variables,
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** none of which to be exported to outside modules (LUAI_DDEF for
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** definitions and LUAI_DDEC for declarations).
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** CHANGE them if you need to mark them in some special way. Elf/gcc
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** (versions 3.2 and later) mark them as "hidden" to optimize access
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** when Lua is compiled as a shared library. Not all elf targets support
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** this attribute. Unfortunately, gcc does not offer a way to check
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** whether the target offers that support, and those without support
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** give a warning about it. To avoid these warnings, change to the
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** default definition.
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*/
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#if defined(__GNUC__) && ((__GNUC__*100 + __GNUC_MINOR__) >= 302) && \
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defined(__ELF__) /* { */
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#define LUAI_FUNC __attribute__((visibility("internal"))) extern
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#else /* }{ */
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#define LUAI_FUNC extern
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#endif /* } */
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#define LUAI_DDEC(dec) LUAI_FUNC dec
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#define LUAI_DDEF /* empty */
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/* }================================================================== */
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/*
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** {==================================================================
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** Compatibility with previous versions
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** ===================================================================
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*/
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/*
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@@ LUA_COMPAT_5_3 controls other macros for compatibility with Lua 5.3.
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** You can define it to get all options, or change specific options
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** to fit your specific needs.
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*/
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#if defined(LUA_COMPAT_5_3) /* { */
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/*
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@@ LUA_COMPAT_MATHLIB controls the presence of several deprecated
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** functions in the mathematical library.
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** (These functions were already officially removed in 5.3;
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** nevertheless they are still available here.)
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*/
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#define LUA_COMPAT_MATHLIB
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/*
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@@ LUA_COMPAT_APIINTCASTS controls the presence of macros for
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** manipulating other integer types (lua_pushunsigned, lua_tounsigned,
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** luaL_checkint, luaL_checklong, etc.)
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** (These macros were also officially removed in 5.3, but they are still
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** available here.)
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*/
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#define LUA_COMPAT_APIINTCASTS
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/*
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@@ LUA_COMPAT_LT_LE controls the emulation of the '__le' metamethod
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** using '__lt'.
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*/
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#define LUA_COMPAT_LT_LE
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/*
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@@ The following macros supply trivial compatibility for some
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** changes in the API. The macros themselves document how to
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** change your code to avoid using them.
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** (Once more, these macros were officially removed in 5.3, but they are
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** still available here.)
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*/
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#define lua_strlen(L,i) lua_rawlen(L, (i))
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#define lua_objlen(L,i) lua_rawlen(L, (i))
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#define lua_equal(L,idx1,idx2) lua_compare(L,(idx1),(idx2),LUA_OPEQ)
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#define lua_lessthan(L,idx1,idx2) lua_compare(L,(idx1),(idx2),LUA_OPLT)
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#endif /* } */
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/* }================================================================== */
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/*
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** {==================================================================
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** Configuration for Numbers (low-level part).
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** Change these definitions if no predefined LUA_FLOAT_* / LUA_INT_*
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** satisfy your needs.
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** ===================================================================
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*/
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/*
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@@ LUAI_UACNUMBER is the result of a 'default argument promotion'
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@@ over a floating number.
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@@ l_floatatt(x) corrects float attribute 'x' to the proper float type
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** by prefixing it with one of FLT/DBL/LDBL.
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@@ LUA_NUMBER_FRMLEN is the length modifier for writing floats.
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@@ LUA_NUMBER_FMT is the format for writing floats.
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@@ lua_number2str converts a float to a string.
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@@ l_mathop allows the addition of an 'l' or 'f' to all math operations.
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@@ l_floor takes the floor of a float.
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@@ lua_str2number converts a decimal numeral to a number.
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*/
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/* The following definitions are good for most cases here */
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#define l_floor(x) (l_mathop(floor)(x))
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#define lua_number2str(s,sz,n) \
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l_sprintf((s), sz, LUA_NUMBER_FMT, (LUAI_UACNUMBER)(n))
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/*
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@@ lua_numbertointeger converts a float number with an integral value
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** to an integer, or returns 0 if float is not within the range of
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** a lua_Integer. (The range comparisons are tricky because of
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** rounding. The tests here assume a two-complement representation,
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** where MININTEGER always has an exact representation as a float;
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** MAXINTEGER may not have one, and therefore its conversion to float
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** may have an ill-defined value.)
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*/
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#define lua_numbertointeger(n,p) \
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((n) >= (LUA_NUMBER)(LUA_MININTEGER) && \
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(n) < -(LUA_NUMBER)(LUA_MININTEGER) && \
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(*(p) = (LUA_INTEGER)(n), 1))
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/* now the variable definitions */
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#if LUA_FLOAT_TYPE == LUA_FLOAT_FLOAT /* { single float */
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#define LUA_NUMBER float
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#define l_floatatt(n) (FLT_##n)
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#define LUAI_UACNUMBER double
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#define LUA_NUMBER_FRMLEN ""
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#define LUA_NUMBER_FMT "%.7g"
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#define l_mathop(op) op##f
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#define lua_str2number(s,p) strtof((s), (p))
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#elif LUA_FLOAT_TYPE == LUA_FLOAT_LONGDOUBLE /* }{ long double */
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#define LUA_NUMBER long double
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||
|
#define l_floatatt(n) (LDBL_##n)
|
||
|
|
||
|
#define LUAI_UACNUMBER long double
|
||
|
|
||
|
#define LUA_NUMBER_FRMLEN "L"
|
||
|
#define LUA_NUMBER_FMT "%.19Lg"
|
||
|
|
||
|
#define l_mathop(op) op##l
|
||
|
|
||
|
#define lua_str2number(s,p) strtold((s), (p))
|
||
|
|
||
|
#elif LUA_FLOAT_TYPE == LUA_FLOAT_DOUBLE /* }{ double */
|
||
|
|
||
|
#define LUA_NUMBER double
|
||
|
|
||
|
#define l_floatatt(n) (DBL_##n)
|
||
|
|
||
|
#define LUAI_UACNUMBER double
|
||
|
|
||
|
#define LUA_NUMBER_FRMLEN ""
|
||
|
#define LUA_NUMBER_FMT "%.14g"
|
||
|
|
||
|
#define l_mathop(op) op
|
||
|
|
||
|
#define lua_str2number(s,p) strtod((s), (p))
|
||
|
|
||
|
#else /* }{ */
|
||
|
|
||
|
#error "numeric float type not defined"
|
||
|
|
||
|
#endif /* } */
|
||
|
|
||
|
|
||
|
|
||
|
/*
|
||
|
@@ LUA_UNSIGNED is the unsigned version of LUA_INTEGER.
|
||
|
@@ LUAI_UACINT is the result of a 'default argument promotion'
|
||
|
@@ over a LUA_INTEGER.
|
||
|
@@ LUA_INTEGER_FRMLEN is the length modifier for reading/writing integers.
|
||
|
@@ LUA_INTEGER_FMT is the format for writing integers.
|
||
|
@@ LUA_MAXINTEGER is the maximum value for a LUA_INTEGER.
|
||
|
@@ LUA_MININTEGER is the minimum value for a LUA_INTEGER.
|
||
|
@@ LUA_MAXUNSIGNED is the maximum value for a LUA_UNSIGNED.
|
||
|
@@ LUA_UNSIGNEDBITS is the number of bits in a LUA_UNSIGNED.
|
||
|
@@ lua_integer2str converts an integer to a string.
|
||
|
*/
|
||
|
|
||
|
|
||
|
/* The following definitions are good for most cases here */
|
||
|
|
||
|
#define LUA_INTEGER_FMT "%" LUA_INTEGER_FRMLEN "d"
|
||
|
|
||
|
#define LUAI_UACINT LUA_INTEGER
|
||
|
|
||
|
#define lua_integer2str(s,sz,n) \
|
||
|
l_sprintf((s), sz, LUA_INTEGER_FMT, (LUAI_UACINT)(n))
|
||
|
|
||
|
/*
|
||
|
** use LUAI_UACINT here to avoid problems with promotions (which
|
||
|
** can turn a comparison between unsigneds into a signed comparison)
|
||
|
*/
|
||
|
#define LUA_UNSIGNED unsigned LUAI_UACINT
|
||
|
|
||
|
|
||
|
#define LUA_UNSIGNEDBITS (sizeof(LUA_UNSIGNED) * CHAR_BIT)
|
||
|
|
||
|
|
||
|
/* now the variable definitions */
|
||
|
|
||
|
#if LUA_INT_TYPE == LUA_INT_INT /* { int */
|
||
|
|
||
|
#define LUA_INTEGER int
|
||
|
#define LUA_INTEGER_FRMLEN ""
|
||
|
|
||
|
#define LUA_MAXINTEGER INT_MAX
|
||
|
#define LUA_MININTEGER INT_MIN
|
||
|
|
||
|
#define LUA_MAXUNSIGNED UINT_MAX
|
||
|
|
||
|
#elif LUA_INT_TYPE == LUA_INT_LONG /* }{ long */
|
||
|
|
||
|
#define LUA_INTEGER long
|
||
|
#define LUA_INTEGER_FRMLEN "l"
|
||
|
|
||
|
#define LUA_MAXINTEGER LONG_MAX
|
||
|
#define LUA_MININTEGER LONG_MIN
|
||
|
|
||
|
#define LUA_MAXUNSIGNED ULONG_MAX
|
||
|
|
||
|
#elif LUA_INT_TYPE == LUA_INT_LONGLONG /* }{ long long */
|
||
|
|
||
|
/* use presence of macro LLONG_MAX as proxy for C99 compliance */
|
||
|
#if defined(LLONG_MAX) /* { */
|
||
|
/* use ISO C99 stuff */
|
||
|
|
||
|
#define LUA_INTEGER long long
|
||
|
#define LUA_INTEGER_FRMLEN "ll"
|
||
|
|
||
|
#define LUA_MAXINTEGER LLONG_MAX
|
||
|
#define LUA_MININTEGER LLONG_MIN
|
||
|
|
||
|
#define LUA_MAXUNSIGNED ULLONG_MAX
|
||
|
|
||
|
#elif defined(LUA_USE_WINDOWS) /* }{ */
|
||
|
/* in Windows, can use specific Windows types */
|
||
|
|
||
|
#define LUA_INTEGER __int64
|
||
|
#define LUA_INTEGER_FRMLEN "I64"
|
||
|
|
||
|
#define LUA_MAXINTEGER _I64_MAX
|
||
|
#define LUA_MININTEGER _I64_MIN
|
||
|
|
||
|
#define LUA_MAXUNSIGNED _UI64_MAX
|
||
|
|
||
|
#else /* }{ */
|
||
|
|
||
|
#error "Compiler does not support 'long long'. Use option '-DLUA_32BITS' \
|
||
|
or '-DLUA_C89_NUMBERS' (see file 'luaconf.h' for details)"
|
||
|
|
||
|
#endif /* } */
|
||
|
|
||
|
#else /* }{ */
|
||
|
|
||
|
#error "numeric integer type not defined"
|
||
|
|
||
|
#endif /* } */
|
||
|
|
||
|
/* }================================================================== */
|
||
|
|
||
|
|
||
|
/*
|
||
|
** {==================================================================
|
||
|
** Dependencies with C99 and other C details
|
||
|
** ===================================================================
|
||
|
*/
|
||
|
|
||
|
/*
|
||
|
@@ l_sprintf is equivalent to 'snprintf' or 'sprintf' in C89.
|
||
|
** (All uses in Lua have only one format item.)
|
||
|
*/
|
||
|
#if !defined(LUA_USE_C89)
|
||
|
#define l_sprintf(s,sz,f,i) snprintf(s,sz,f,i)
|
||
|
#else
|
||
|
#define l_sprintf(s,sz,f,i) ((void)(sz), sprintf(s,f,i))
|
||
|
#endif
|
||
|
|
||
|
|
||
|
/*
|
||
|
@@ lua_strx2number converts a hexadecimal numeral to a number.
|
||
|
** In C99, 'strtod' does that conversion. Otherwise, you can
|
||
|
** leave 'lua_strx2number' undefined and Lua will provide its own
|
||
|
** implementation.
|
||
|
*/
|
||
|
#if !defined(LUA_USE_C89)
|
||
|
#define lua_strx2number(s,p) lua_str2number(s,p)
|
||
|
#endif
|
||
|
|
||
|
|
||
|
/*
|
||
|
@@ lua_pointer2str converts a pointer to a readable string in a
|
||
|
** non-specified way.
|
||
|
*/
|
||
|
#define lua_pointer2str(buff,sz,p) l_sprintf(buff,sz,"%p",p)
|
||
|
|
||
|
|
||
|
/*
|
||
|
@@ lua_number2strx converts a float to a hexadecimal numeral.
|
||
|
** In C99, 'sprintf' (with format specifiers '%a'/'%A') does that.
|
||
|
** Otherwise, you can leave 'lua_number2strx' undefined and Lua will
|
||
|
** provide its own implementation.
|
||
|
*/
|
||
|
#if !defined(LUA_USE_C89)
|
||
|
#define lua_number2strx(L,b,sz,f,n) \
|
||
|
((void)L, l_sprintf(b,sz,f,(LUAI_UACNUMBER)(n)))
|
||
|
#endif
|
||
|
|
||
|
|
||
|
/*
|
||
|
** 'strtof' and 'opf' variants for math functions are not valid in
|
||
|
** C89. Otherwise, the macro 'HUGE_VALF' is a good proxy for testing the
|
||
|
** availability of these variants. ('math.h' is already included in
|
||
|
** all files that use these macros.)
|
||
|
*/
|
||
|
#if defined(LUA_USE_C89) || (defined(HUGE_VAL) && !defined(HUGE_VALF))
|
||
|
#undef l_mathop /* variants not available */
|
||
|
#undef lua_str2number
|
||
|
#define l_mathop(op) (lua_Number)op /* no variant */
|
||
|
#define lua_str2number(s,p) ((lua_Number)strtod((s), (p)))
|
||
|
#endif
|
||
|
|
||
|
|
||
|
/*
|
||
|
@@ LUA_KCONTEXT is the type of the context ('ctx') for continuation
|
||
|
** functions. It must be a numerical type; Lua will use 'intptr_t' if
|
||
|
** available, otherwise it will use 'ptrdiff_t' (the nearest thing to
|
||
|
** 'intptr_t' in C89)
|
||
|
*/
|
||
|
#define LUA_KCONTEXT ptrdiff_t
|
||
|
|
||
|
#if !defined(LUA_USE_C89) && defined(__STDC_VERSION__) && \
|
||
|
__STDC_VERSION__ >= 199901L
|
||
|
#include <stdint.h>
|
||
|
#if defined(INTPTR_MAX) /* even in C99 this type is optional */
|
||
|
#undef LUA_KCONTEXT
|
||
|
#define LUA_KCONTEXT intptr_t
|
||
|
#endif
|
||
|
#endif
|
||
|
|
||
|
|
||
|
/*
|
||
|
@@ lua_getlocaledecpoint gets the locale "radix character" (decimal point).
|
||
|
** Change that if you do not want to use C locales. (Code using this
|
||
|
** macro must include the header 'locale.h'.)
|
||
|
*/
|
||
|
#if !defined(lua_getlocaledecpoint)
|
||
|
#define lua_getlocaledecpoint() (localeconv()->decimal_point[0])
|
||
|
#endif
|
||
|
|
||
|
|
||
|
/*
|
||
|
** macros to improve jump prediction, used mostly for error handling
|
||
|
** and debug facilities. (Some macros in the Lua API use these macros.
|
||
|
** Define LUA_NOBUILTIN if you do not want '__builtin_expect' in your
|
||
|
** code.)
|
||
|
*/
|
||
|
#if !defined(luai_likely)
|
||
|
|
||
|
#if defined(__GNUC__) && !defined(LUA_NOBUILTIN)
|
||
|
#define luai_likely(x) (__builtin_expect(((x) != 0), 1))
|
||
|
#define luai_unlikely(x) (__builtin_expect(((x) != 0), 0))
|
||
|
#else
|
||
|
#define luai_likely(x) (x)
|
||
|
#define luai_unlikely(x) (x)
|
||
|
#endif
|
||
|
|
||
|
#endif
|
||
|
|
||
|
|
||
|
#if defined(LUA_CORE) || defined(LUA_LIB)
|
||
|
/* shorter names for Lua's own use */
|
||
|
#define l_likely(x) luai_likely(x)
|
||
|
#define l_unlikely(x) luai_unlikely(x)
|
||
|
#endif
|
||
|
|
||
|
|
||
|
|
||
|
/* }================================================================== */
|
||
|
|
||
|
|
||
|
/*
|
||
|
** {==================================================================
|
||
|
** Language Variations
|
||
|
** =====================================================================
|
||
|
*/
|
||
|
|
||
|
/*
|
||
|
@@ LUA_NOCVTN2S/LUA_NOCVTS2N control how Lua performs some
|
||
|
** coercions. Define LUA_NOCVTN2S to turn off automatic coercion from
|
||
|
** numbers to strings. Define LUA_NOCVTS2N to turn off automatic
|
||
|
** coercion from strings to numbers.
|
||
|
*/
|
||
|
/* #define LUA_NOCVTN2S */
|
||
|
/* #define LUA_NOCVTS2N */
|
||
|
|
||
|
|
||
|
/*
|
||
|
@@ LUA_USE_APICHECK turns on several consistency checks on the C API.
|
||
|
** Define it as a help when debugging C code.
|
||
|
*/
|
||
|
#if defined(LUA_USE_APICHECK)
|
||
|
#include <assert.h>
|
||
|
#define luai_apicheck(l,e) assert(e)
|
||
|
#endif
|
||
|
|
||
|
/* }================================================================== */
|
||
|
|
||
|
|
||
|
/*
|
||
|
** {==================================================================
|
||
|
** Macros that affect the API and must be stable (that is, must be the
|
||
|
** same when you compile Lua and when you compile code that links to
|
||
|
** Lua).
|
||
|
** =====================================================================
|
||
|
*/
|
||
|
|
||
|
/*
|
||
|
@@ LUAI_MAXSTACK limits the size of the Lua stack.
|
||
|
** CHANGE it if you need a different limit. This limit is arbitrary;
|
||
|
** its only purpose is to stop Lua from consuming unlimited stack
|
||
|
** space (and to reserve some numbers for pseudo-indices).
|
||
|
** (It must fit into max(size_t)/32.)
|
||
|
*/
|
||
|
#if LUAI_IS32INT
|
||
|
#define LUAI_MAXSTACK 1000000
|
||
|
#else
|
||
|
#define LUAI_MAXSTACK 15000
|
||
|
#endif
|
||
|
|
||
|
|
||
|
/*
|
||
|
@@ LUA_EXTRASPACE defines the size of a raw memory area associated with
|
||
|
** a Lua state with very fast access.
|
||
|
** CHANGE it if you need a different size.
|
||
|
*/
|
||
|
#define LUA_EXTRASPACE (sizeof(void *))
|
||
|
|
||
|
|
||
|
/*
|
||
|
@@ LUA_IDSIZE gives the maximum size for the description of the source
|
||
|
@@ of a function in debug information.
|
||
|
** CHANGE it if you want a different size.
|
||
|
*/
|
||
|
#define LUA_IDSIZE 60
|
||
|
|
||
|
|
||
|
/*
|
||
|
@@ LUAL_BUFFERSIZE is the buffer size used by the lauxlib buffer system.
|
||
|
*/
|
||
|
#define LUAL_BUFFERSIZE ((int)(16 * sizeof(void*) * sizeof(lua_Number)))
|
||
|
|
||
|
|
||
|
/*
|
||
|
@@ LUAI_MAXALIGN defines fields that, when used in a union, ensure
|
||
|
** maximum alignment for the other items in that union.
|
||
|
*/
|
||
|
#define LUAI_MAXALIGN lua_Number n; double u; void *s; lua_Integer i; long l
|
||
|
|
||
|
/* }================================================================== */
|
||
|
|
||
|
|
||
|
|
||
|
|
||
|
|
||
|
/* =================================================================== */
|
||
|
|
||
|
/*
|
||
|
** Local configuration. You can use this space to add your redefinitions
|
||
|
** without modifying the main part of the file.
|
||
|
*/
|
||
|
|
||
|
|
||
|
|
||
|
|
||
|
|
||
|
#endif
|
||
|
|