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/* $NetBSD: luaconf.h,v 1.14 2015/10/08 13:21:00 mbalmer Exp $ */
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/*
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** Id: luaconf.h,v 1.251 2015/05/20 17:39:23 roberto Exp
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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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#ifndef _KERNEL
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#include <limits.h> |
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#include <stddef.h> |
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#else
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#include <machine/limits.h> |
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#include <sys/systm.h> |
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#endif
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/*
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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 compiling it with 32-bit numbers or
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** restricting it to C89.
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** =====================================================================
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*/
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/*
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@@ LUA_32BITS enables Lua with 32-bit integers and 32-bit floats. You
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** can also define LUA_32BITS in the make file, but changing here you
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** ensure that all software connected to Lua will be compiled with the
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** same configuration.
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*/
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/* #define LUA_32BITS */
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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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#define LUA_USE_READLINE /* needs some extra libraries */ |
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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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#define LUA_USE_READLINE /* needs an extra library: -lreadline */ |
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#endif
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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
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#endif
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/*
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@@ LUAI_BITSINT defines the (minimum) number of bits in an 'int'.
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*/
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/* avoid undefined shifts */
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#if ((INT_MAX >> 15) >> 15) >= 1 |
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#define LUAI_BITSINT 32 |
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#else
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/* 'int' always must have at least 16 bits */
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#define LUAI_BITSINT 16 |
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#endif
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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 (if 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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#if defined(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_BITSINT >= 32 /* 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 defined(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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#endif /* } */ |
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/*
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** default configuration for 64-bit Lua ('long long' and 'double')
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*/
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#if !defined(LUA_INT_TYPE)
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#define LUA_INT_TYPE LUA_INT_LONGLONG
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#endif
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#if !defined(LUA_FLOAT_TYPE)
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#define LUA_FLOAT_TYPE LUA_FLOAT_DOUBLE
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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_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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#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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#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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#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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#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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#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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/*
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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(_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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/* }================================================================== */
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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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/* more often than not the libs go together with the core */
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#define LUALIB_API LUA_API
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#define LUAMOD_API LUALIB_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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** that are not 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("hidden"))) 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 LUAI_FUNC
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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_2 controls other macros for compatibility with Lua 5.2.
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@@ LUA_COMPAT_5_1 controls other macros for compatibility with Lua 5.1.
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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_2) /* { */ |
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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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*/
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#define LUA_COMPAT_MATHLIB
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/*
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@@ LUA_COMPAT_BITLIB controls the presence of library 'bit32'.
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*/
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#define LUA_COMPAT_BITLIB
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/*
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@@ LUA_COMPAT_IPAIRS controls the effectiveness of the __ipairs metamethod.
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*/
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#define LUA_COMPAT_IPAIRS
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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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*/
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#define LUA_COMPAT_APIINTCASTS
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#endif /* } */ |
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#if defined(LUA_COMPAT_5_1) /* { */ |
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/* Incompatibilities from 5.2 -> 5.3 */
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#define LUA_COMPAT_MATHLIB
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#define LUA_COMPAT_APIINTCASTS
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/*
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@@ LUA_COMPAT_UNPACK controls the presence of global 'unpack'.
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** You can replace it with 'table.unpack'.
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*/
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#define LUA_COMPAT_UNPACK
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/*
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@@ LUA_COMPAT_LOADERS controls the presence of table 'package.loaders'.
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** You can replace it with 'package.searchers'.
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*/
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#define LUA_COMPAT_LOADERS
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/*
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@@ macro 'lua_cpcall' emulates deprecated function lua_cpcall.
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** You can call your C function directly (with light C functions).
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*/
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#define lua_cpcall(L,f,u) \
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(lua_pushcfunction(L, (f)), \ |
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lua_pushlightuserdata(L,(u)), \ |
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lua_pcall(L,1,0,0)) |
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/*
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@@ LUA_COMPAT_LOG10 defines the function 'log10' in the math library.
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** You can rewrite 'log10(x)' as 'log(x, 10)'.
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*/
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#define LUA_COMPAT_LOG10
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/*
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@@ LUA_COMPAT_LOADSTRING defines the function 'loadstring' in the base
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** library. You can rewrite 'loadstring(s)' as 'load(s)'.
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*/
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#define LUA_COMPAT_LOADSTRING
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/*
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@@ LUA_COMPAT_MAXN defines the function 'maxn' in the table library.
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*/
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#define LUA_COMPAT_MAXN
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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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*/
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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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/*
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@@ LUA_COMPAT_MODULE controls compatibility with previous
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** module functions 'module' (Lua) and 'luaL_register' (C).
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*/
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#define LUA_COMPAT_MODULE
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#endif /* } */ |
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/*
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@@ LUA_COMPAT_FLOATSTRING makes Lua format integral floats without a
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@@ a float mark ('.0').
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** This macro is not on by default even in compatibility mode,
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** because this is not really an incompatibility.
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*/
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/* #define LUA_COMPAT_FLOATSTRING */
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/* }================================================================== */
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/*
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** {==================================================================
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** Configuration for Numbers.
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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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#ifndef _KERNEL
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/*
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@@ LUA_NUMBER is the floating-point type used by Lua.
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@@ LUAI_UACNUMBER is the result of an 'usual argument conversion'
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@@ over a floating number.
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@@ l_mathlim(x) corrects limit name '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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@@ lua_str2number converts a decimal numeric string to a number.
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*/
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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_mathlim(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_mathlim(n) (LDBL_##n) |
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#define LUAI_UACNUMBER long double |
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#define LUA_NUMBER_FRMLEN "L" |
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#define LUA_NUMBER_FMT "%.19Lg" |
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#define l_mathop(op) op##l |
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#define lua_str2number(s,p) strtold((s), (p))
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#elif LUA_FLOAT_TYPE == LUA_FLOAT_DOUBLE /* }{ double */ |
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#define LUA_NUMBER double |
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#define l_mathlim(n) (DBL_##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 "%.14g" |
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#define l_mathop(op) op
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#define lua_str2number(s,p) strtod((s), (p))
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#else /* }{ */ |
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#error "numeric float type not defined" |
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#endif /* } */ |
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#define l_floor(x) (l_mathop(floor)(x))
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#define lua_number2str(s,n) sprintf((s), LUA_NUMBER_FMT, (n))
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/*
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@@ lua_numbertointeger converts a float number to an integer, or
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** returns 0 if float is not within the range of a lua_Integer.
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** (The range comparisons are tricky because of rounding. The tests
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** here assume a two-complement representation, where MININTEGER always
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** has an exact representation as a float; MAXINTEGER may not have one,
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** and therefore its conversion to float 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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#endif /*_KERNEL */ |
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/*
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501 |
@@ LUA_INTEGER is the integer type used by Lua.
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502 |
**
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503 |
@@ LUA_UNSIGNED is the unsigned version of LUA_INTEGER.
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**
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505 |
@@ LUAI_UACINT is the result of an 'usual argument conversion'
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@@ over a lUA_INTEGER.
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@@ LUA_INTEGER_FRMLEN is the length modifier for reading/writing integers.
|
508 |
@@ LUA_INTEGER_FMT is the format for writing integers.
|
509 |
@@ LUA_MAXINTEGER is the maximum value for a LUA_INTEGER.
|
510 |
@@ LUA_MININTEGER is the minimum value for a LUA_INTEGER.
|
511 |
@@ lua_integer2str converts an integer to a string.
|
512 |
*/
|
513 |
|
514 |
|
515 |
/* The following definitions are good for most cases here */
|
516 |
|
517 |
#define LUA_INTEGER_FMT "%" LUA_INTEGER_FRMLEN "d" |
518 |
#define lua_integer2str(s,n) sprintf((s), LUA_INTEGER_FMT, (n))
|
519 |
|
520 |
#define LUAI_UACINT LUA_INTEGER
|
521 |
|
522 |
/*
|
523 |
** use LUAI_UACINT here to avoid problems with promotions (which
|
524 |
** can turn a comparison between unsigneds into a signed comparison)
|
525 |
*/
|
526 |
#define LUA_UNSIGNED unsigned LUAI_UACINT |
527 |
|
528 |
|
529 |
/* now the variable definitions */
|
530 |
|
531 |
#if LUA_INT_TYPE == LUA_INT_INT /* { int */ |
532 |
|
533 |
#define LUA_INTEGER int |
534 |
#define LUA_INTEGER_FRMLEN "" |
535 |
|
536 |
#define LUA_MAXINTEGER INT_MAX
|
537 |
#define LUA_MININTEGER INT_MIN
|
538 |
|
539 |
#elif LUA_INT_TYPE == LUA_INT_LONG /* }{ long */ |
540 |
|
541 |
#define LUA_INTEGER long |
542 |
#define LUA_INTEGER_FRMLEN "l" |
543 |
|
544 |
#define LUA_MAXINTEGER LONG_MAX
|
545 |
#define LUA_MININTEGER LONG_MIN
|
546 |
|
547 |
#elif LUA_INT_TYPE == LUA_INT_LONGLONG /* }{ long long */ |
548 |
|
549 |
#if defined(LLONG_MAX) /* { */ |
550 |
/* use ISO C99 stuff */
|
551 |
|
552 |
#define LUA_INTEGER long long |
553 |
#define LUA_INTEGER_FRMLEN "ll" |
554 |
|
555 |
#define LUA_MAXINTEGER LLONG_MAX
|
556 |
#define LUA_MININTEGER LLONG_MIN
|
557 |
|
558 |
#elif defined(LUA_USE_WINDOWS) /* }{ */ |
559 |
/* in Windows, can use specific Windows types */
|
560 |
|
561 |
#define LUA_INTEGER __int64
|
562 |
#define LUA_INTEGER_FRMLEN "I64" |
563 |
|
564 |
#define LUA_MAXINTEGER _I64_MAX
|
565 |
#define LUA_MININTEGER _I64_MIN
|
566 |
|
567 |
#else /* }{ */ |
568 |
|
569 |
#error "Compiler does not support 'long long'. Use option '-DLUA_32BITS' \ |
570 |
or '-DLUA_C89_NUMBERS' (see file 'luaconf.h' for details)"
|
571 |
|
572 |
#endif /* } */ |
573 |
|
574 |
#else /* }{ */ |
575 |
|
576 |
#error "numeric integer type not defined" |
577 |
|
578 |
#endif /* } */ |
579 |
|
580 |
/* }================================================================== */
|
581 |
|
582 |
|
583 |
/*
|
584 |
** {==================================================================
|
585 |
** Dependencies with C99 and other C details
|
586 |
** ===================================================================
|
587 |
*/
|
588 |
|
589 |
/*
|
590 |
@@ lua_strx2number converts an hexadecimal numeric string to a number.
|
591 |
** In C99, 'strtod' does that conversion. Otherwise, you can
|
592 |
** leave 'lua_strx2number' undefined and Lua will provide its own
|
593 |
** implementation.
|
594 |
*/
|
595 |
#if !defined(LUA_USE_C89)
|
596 |
#define lua_strx2number(s,p) lua_str2number(s,p)
|
597 |
#endif
|
598 |
|
599 |
|
600 |
/*
|
601 |
@@ lua_number2strx converts a float to an hexadecimal numeric string.
|
602 |
** In C99, 'sprintf' (with format specifiers '%a'/'%A') does that.
|
603 |
** Otherwise, you can leave 'lua_number2strx' undefined and Lua will
|
604 |
** provide its own implementation.
|
605 |
*/
|
606 |
#if !defined(LUA_USE_C89)
|
607 |
#define lua_number2strx(L,b,f,n) sprintf(b,f,n)
|
608 |
#endif
|
609 |
|
610 |
|
611 |
/*
|
612 |
** 'strtof' and 'opf' variants for math functions are not valid in
|
613 |
** C89. Otherwise, the macro 'HUGE_VALF' is a good proxy for testing the
|
614 |
** availability of these variants. ('math.h' is already included in
|
615 |
** all files that use these macros.)
|
616 |
*/
|
617 |
#if defined(LUA_USE_C89) || (defined(HUGE_VAL) && !defined(HUGE_VALF))
|
618 |
#undef l_mathop /* variants not available */ |
619 |
#undef lua_str2number
|
620 |
#define l_mathop(op) (lua_Number)op /* no variant */ |
621 |
#define lua_str2number(s,p) ((lua_Number)strtod((s), (p)))
|
622 |
#endif
|
623 |
|
624 |
|
625 |
/*
|
626 |
@@ LUA_KCONTEXT is the type of the context ('ctx') for continuation
|
627 |
** functions. It must be a numerical type; Lua will use 'intptr_t' if
|
628 |
** available, otherwise it will use 'ptrdiff_t' (the nearest thing to
|
629 |
** 'intptr_t' in C89)
|
630 |
*/
|
631 |
#define LUA_KCONTEXT ptrdiff_t
|
632 |
|
633 |
#if !defined(LUA_USE_C89) && defined(__STDC_VERSION__) && \
|
634 |
__STDC_VERSION__ >= 199901L
|
635 |
#include <stdint.h> |
636 |
#if defined(INTPTR_MAX) /* even in C99 this type is optional */ |
637 |
#undef LUA_KCONTEXT
|
638 |
#define LUA_KCONTEXT intptr_t
|
639 |
#endif
|
640 |
#endif
|
641 |
|
642 |
|
643 |
/*
|
644 |
@@ lua_getlocaledecpoint gets the locale "radix character" (decimal point).
|
645 |
** Change that if you do not want to use C locales. (Code using this
|
646 |
** macro must include header 'locale.h'.)
|
647 |
*/
|
648 |
#if !defined(lua_getlocaledecpoint)
|
649 |
#define lua_getlocaledecpoint() (localeconv()->decimal_point[0]) |
650 |
#endif
|
651 |
|
652 |
/* }================================================================== */
|
653 |
|
654 |
|
655 |
/*
|
656 |
** {==================================================================
|
657 |
** Language Variations
|
658 |
** =====================================================================
|
659 |
*/
|
660 |
|
661 |
/*
|
662 |
@@ LUA_NOCVTN2S/LUA_NOCVTS2N control how Lua performs some
|
663 |
** coercions. Define LUA_NOCVTN2S to turn off automatic coercion from
|
664 |
** numbers to strings. Define LUA_NOCVTS2N to turn off automatic
|
665 |
** coercion from strings to numbers.
|
666 |
*/
|
667 |
/* #define LUA_NOCVTN2S */
|
668 |
/* #define LUA_NOCVTS2N */
|
669 |
|
670 |
|
671 |
/*
|
672 |
@@ LUA_USE_APICHECK turns on several consistency checks on the C API.
|
673 |
** Define it as a help when debugging C code.
|
674 |
*/
|
675 |
#if defined(LUA_USE_APICHECK)
|
676 |
#include <assert.h> |
677 |
#define luai_apicheck(l,e) assert(e)
|
678 |
#endif
|
679 |
|
680 |
/* }================================================================== */
|
681 |
|
682 |
|
683 |
/*
|
684 |
** {==================================================================
|
685 |
** Macros that affect the API and must be stable (that is, must be the
|
686 |
** same when you compile Lua and when you compile code that links to
|
687 |
** Lua). You probably do not want/need to change them.
|
688 |
** =====================================================================
|
689 |
*/
|
690 |
|
691 |
/*
|
692 |
@@ LUAI_MAXSTACK limits the size of the Lua stack.
|
693 |
** CHANGE it if you need a different limit. This limit is arbitrary;
|
694 |
** its only purpose is to stop Lua from consuming unlimited stack
|
695 |
** space (and to reserve some numbers for pseudo-indices).
|
696 |
*/
|
697 |
#if LUAI_BITSINT >= 32 |
698 |
#define LUAI_MAXSTACK 1000000 |
699 |
#else
|
700 |
#define LUAI_MAXSTACK 15000 |
701 |
#endif
|
702 |
|
703 |
|
704 |
/*
|
705 |
@@ LUA_EXTRASPACE defines the size of a raw memory area associated with
|
706 |
** a Lua state with very fast access.
|
707 |
** CHANGE it if you need a different size.
|
708 |
*/
|
709 |
#define LUA_EXTRASPACE (sizeof(void *)) |
710 |
|
711 |
|
712 |
/*
|
713 |
@@ LUA_IDSIZE gives the maximum size for the description of the source
|
714 |
@@ of a function in debug information.
|
715 |
** CHANGE it if you want a different size.
|
716 |
*/
|
717 |
#define LUA_IDSIZE 60 |
718 |
|
719 |
|
720 |
/*
|
721 |
@@ LUAL_BUFFERSIZE is the buffer size used by the lauxlib buffer system.
|
722 |
** CHANGE it if it uses too much C-stack space. (For long double,
|
723 |
** 'string.format("%.99f", 1e4932)' needs ~5030 bytes, so a
|
724 |
** smaller buffer would force a memory allocation for each call to
|
725 |
** 'string.format'.)
|
726 |
*/
|
727 |
#if defined(LUA_FLOAT_LONGDOUBLE)
|
728 |
#define LUAL_BUFFERSIZE 8192 |
729 |
#else
|
730 |
#define LUAL_BUFFERSIZE ((int)(0x80 * sizeof(void*) * sizeof(lua_Integer))) |
731 |
#endif
|
732 |
|
733 |
/* }================================================================== */
|
734 |
|
735 |
|
736 |
/*
|
737 |
@@ LUA_QL describes how error messages quote program elements.
|
738 |
** Lua does not use these macros anymore; they are here for
|
739 |
** compatibility only.
|
740 |
*/
|
741 |
#define LUA_QL(x) "'" x "'" |
742 |
#define LUA_QS LUA_QL("%s") |
743 |
|
744 |
|
745 |
|
746 |
|
747 |
/* =================================================================== */
|
748 |
|
749 |
/*
|
750 |
** Local configuration. You can use this space to add your redefinitions
|
751 |
** without modifying the main part of the file.
|
752 |
*/
|
753 |
|
754 |
#if defined(__NetBSD__) || defined(__minix)
|
755 |
|
756 |
/* Integer types */
|
757 |
#undef LUA_INTEGER
|
758 |
#undef LUA_INTEGER_FRMLEN
|
759 |
#undef LUA_UNSIGNED
|
760 |
#undef LUA_MAXUNSIGNED
|
761 |
#undef LUA_MAXINTEGER
|
762 |
#undef LUA_MININTEGER
|
763 |
|
764 |
#define LUA_INTEGER intmax_t
|
765 |
#define LUA_INTEGER_FRMLEN "j" |
766 |
#define LUA_UNSIGNED uintmax_t
|
767 |
#define LUA_MAXUNSIGNED UINTMAX_MAX
|
768 |
#define LUA_MAXINTEGER INTMAX_MAX
|
769 |
#define LUA_MININTEGER INTMAX_MIN
|
770 |
|
771 |
/* Path */
|
772 |
#undef LUA_ROOT
|
773 |
#undef LUA_PATH_DEFAULT
|
774 |
#undef LUA_CPATH_DEFAULT
|
775 |
|
776 |
#define LUA_ROOT "/usr/" |
777 |
#define LUA_PATH_DEFAULT \
|
778 |
LUA_LDIR"?.lua;" LUA_LDIR"?/init.lua;" \ |
779 |
LUA_CDIR"?.lua;" LUA_CDIR"?/init.lua" |
780 |
#define LUA_CPATH_DEFAULT \
|
781 |
LUA_CDIR"?.so;" LUA_CDIR"loadall.so" |
782 |
|
783 |
#ifndef _KERNEL
|
784 |
|
785 |
#include <stdint.h> |
786 |
|
787 |
#else /* _KERNEL */ |
788 |
|
789 |
#define LUA_NUMBER LUA_INTEGER
|
790 |
#define LUA_NUMBER_FMT LUA_INTEGER_FMT
|
791 |
|
792 |
/* setjmp.h */
|
793 |
#define LUAI_THROW(L,c) longjmp(&((c)->b))
|
794 |
#define LUAI_TRY(L,c,a) if (setjmp(&((c)->b)) == 0) { a } |
795 |
#define luai_jmpbuf label_t
|
796 |
|
797 |
/* time.h */
|
798 |
#include <sys/time.h> |
799 |
#define time(p) (time_uptime)
|
800 |
|
801 |
/* stdio.h */
|
802 |
#define lua_writestring(s,l) printf("%s", (s)) |
803 |
#define lua_writeline() printf("\n") |
804 |
|
805 |
#define sprintf(s,fmt,...) snprintf(s, sizeof(s), fmt, __VA_ARGS__) |
806 |
|
807 |
/* string.h */
|
808 |
#define strcoll strcmp
|
809 |
|
810 |
/* stdlib.h */
|
811 |
#define abort() panic("Lua has aborted!") |
812 |
|
813 |
#endif /* _KERNEL */ |
814 |
|
815 |
#endif /* __NetBSD__ || __minix */ |
816 |
|
817 |
#endif
|
818 |
|