/*

** $Id: luaconf.h,v 1.82.1.7 2008/02/11 16:25:08 roberto Exp $

** Configuration file for Lua (external)

** See Copyright Notice in lua.h

*/

#ifndef lconfig_h

#define lconfig_h

#include <limits.h>

#include <stddef.h>

#define LUA_BUILD_AS_DLL

#define LNUM_INT64

/*

** ==================================================================

** Search for "@@" to find all configurable definitions.

** ===================================================================

*/

/*

@@ LUA_PATH and LUA_CPATH are the names of the environment variables that

@* Lua check to set its paths.

@@ LUA_INIT is the name of the environment variable that Lua

@* checks for initialization code.

** CHANGE them if you want different names.

*/

#define LUA_PATH "LUA_PATH"

#define LUA_CPATH "LUA_CPATH"

#define LUA_INIT "LUA_INIT"

//#define LUA_USER_H "lua_user.h"

/*

@@ LUA_PATH_DEFAULT is the default path that Lua uses to look for

@* Lua libraries.

@@ LUA_CPATH_DEFAULT is the default path that Lua uses to look for

@* C libraries.

** CHANGE them if your machine has a non-conventional directory

** hierarchy or if you want to install your libraries in

** non-conventional directories.

*/

#if defined(_WIN32)

/*

** In Windows, any exclamation mark ('!') in the path is replaced by the

** path of the directory of the executable file of the current process.

*/

#define LUA_LDIR "!\\lua\\"

#define LUA_CDIR "!\\"

#define LUA_PATH_DEFAULT \

".\\?.lua;" LUA_LDIR"?.lua;" LUA_LDIR"?\\init.lua;" \

LUA_CDIR"?.lua;" LUA_CDIR"?\\init.lua"

#define LUA_CPATH_DEFAULT \

".\\?.dll;" LUA_CDIR"?.dll;" LUA_CDIR"loadall.dll;" \

LUA_CDIR"clibs\\?.dll;" LUA_CDIR"clibs\\loadall.dll;" \

".\\?51.dll;" LUA_CDIR"?51.dll;" LUA_CDIR"clibs\\?51.dll"

#else

#define LUA_ROOT "/usr/local/"

#define LUA_LDIR LUA_ROOT "share/lua/5.1/"

#define LUA_CDIR LUA_ROOT "lib/lua/5.1/"

#define LUA_PATH_DEFAULT \

"./?.lua;" LUA_LDIR"?.lua;" LUA_LDIR"?/init.lua;" \

LUA_CDIR"?.lua;" LUA_CDIR"?/init.lua"

#define LUA_CPATH_DEFAULT \

"./?.so;" LUA_CDIR"?.so;" LUA_CDIR"loadall.so" \

"./lib?51.so;" LUA_CDIR"lib?51.so;"

#endif

/*

@@ LNUM_DOUBLE | LNUM_FLOAT | LNUM_LDOUBLE: Generic Lua number mode

@@ LNUM_INT32 | LNUM_INT64: Integer type (optional)

@@ LNUM_COMPLEX: Define for using 'a+bi' numbers

@*

@* You can combine LNUM_xxx but only one of each group. I.e. 'LNUM_FLOAT

@* LNUM_INT32 LNUM_COMPLEX' gives float range complex numbers, with

@* 32-bit scalar integer range optimized.

*/

/*#define LNUM_DOUBLE*/

/*

** LUA_NUMBER is the type of floating point number in Lua

** LUA_NUMBER_SCAN is the format for reading numbers.

** LUA_NUMBER_FMT is the format for writing numbers.

*/

#ifdef LNUM_FLOAT

# define LUA_NUMBER float

# define LUA_NUMBER_SCAN "%f"

# define LUA_NUMBER_FMT "%g"

#elif defined(LNUM_LDOUBLE)

# define LUA_NUMBER long double

# define LUA_NUMBER_SCAN "%Lg"

# define LUA_NUMBER_FMT "%.20Lg"

#else

# define LUA_NUMBER double

# define LUA_NUMBER_SCAN "%lf"

# define LUA_NUMBER_FMT "%.14g"

#endif

/*

@@ LUAI_BITSINT defines the number of bits in an int.

** CHANGE here if Lua cannot automatically detect the number of bits of

** your machine. Probably you do not need to change this.

*/

/* avoid overflows in comparison */

#if INT_MAX-20 < 32760

#define LUAI_BITSINT 16

#elif INT_MAX > 2147483640L

/* int has at least 32 bits */

#define LUAI_BITSINT 32

#else

#error "you must define LUA_BITSINT with number of bits in an integer"

#endif

/*

** LUA_INTEGER is the integer type used by lua_pushinteger/lua_tointeger/lua_isinteger.

** LUA_INTEGER_SCAN is the format for reading integers

** LUA_INTEGER_FMT is the format for writing integers

*/

#ifdef LNUM_INT64

# define LUA_INTEGER long long

# ifdef _MSC_VER

# define lua_str2ul _strtoui64

# else

# define lua_str2ul strtoull

# endif

# define LUA_INTEGER_SCAN "%lld"

# define LUA_INTEGER_FMT "%lld"

# define LUA_INTEGER_MAX 0x7fffffffffffffffLL /* 2^63-1 */

# define LUA_INTEGER_MIN (-LUA_INTEGER_MAX - 1LL) /* -2^63 */

/* */

#else

# if LUAI_BITSINT == 32

# define LUA_INTEGER int

# define LUA_INTEGER_SCAN "%d"

# define LUA_INTEGER_FMT "%d"

# else

/* Note: 'LUA_INTEGER' being 'ptrdiff_t' (as in Lua 5.1) causes problems with

* 'printf()' operations. Also 'unsigned ptrdiff_t' is invalid. */

# define LUA_INTEGER long

# define LUA_INTEGER_SCAN "%ld"

# define LUA_INTEGER_FMT "%ld"

# endif

# define LUA_INTEGER_MAX 0x7FFFFFFF /* 2^31-1 */

#endif

#ifndef lua_str2ul

# define lua_str2ul (unsigned LUA_INTEGER)strtoul

#endif

#ifndef LUA_INTEGER_MIN

# define LUA_INTEGER_MIN (-LUA_INTEGER_MAX -1) /* -2^16|32 */

#endif

/*

@@ LUA_API is a mark for all core API functions.

@@ LUALIB_API is a mark for all standard library functions.

** CHANGE them if you need to define those functions in some special way.

** For instance, if you want to create one Windows DLL with the core and

** the libraries, you may want to use the following definition (define

** LUA_BUILD_AS_DLL to get it).

*/

#if defined(LUA_BUILD_AS_DLL)

#if defined(LUA_CORE) || defined(LUA_LIB)

#define LUA_API __declspec(dllexport)

#else

#define LUA_API __declspec(dllimport)

#endif

#else

#define LUA_API extern

#endif

/* more often than not the libs go together with the core */

#define LUALIB_API LUA_API

/*

@@ 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 BUFSIZ

/* }================================================================== */

/*

@@ LUA_COMPAT_GETN controls compatibility with old getn behavior.

** CHANGE it (define it) if you want exact compatibility with the

** behavior of setn/getn in Lua 5.0.

*/

#undef LUA_COMPAT_GETN

/*

@@ LUA_COMPAT_LOADLIB controls compatibility about global loadlib.

** CHANGE it to undefined as soon as you do not need a global 'loadlib'

** function (the function is still available as 'package.loadlib').

*/

#undef LUA_COMPAT_LOADLIB

/*

@@ LUA_COMPAT_VARARG controls compatibility with old vararg feature.

** CHANGE it to undefined as soon as your programs use only '...' to

** access vararg parameters (instead of the old 'arg' table).

*/

#define LUA_COMPAT_VARARG

/*

@@ LUA_COMPAT_MOD controls compatibility with old math.mod function.

** CHANGE it to undefined as soon as your programs use 'math.fmod' or

** the new '%' operator instead of 'math.mod'.

*/

#define LUA_COMPAT_MOD

/*

@@ LUA_COMPAT_LSTR controls compatibility with old long string nesting

@* facility.

** CHANGE it to 2 if you want the old behaviour, or undefine it to turn

** off the advisory error when nesting [[...]].

*/

#define LUA_COMPAT_LSTR 1

/*

@@ LUA_COMPAT_GFIND controls compatibility with old 'string.gfind' name.

** CHANGE it to undefined as soon as you rename 'string.gfind' to

** 'string.gmatch'.

*/

#define LUA_COMPAT_GFIND

/*

@@ LUA_COMPAT_OPENLIB controls compatibility with old 'luaL_openlib'

@* behavior.

** CHANGE it to undefined as soon as you replace to 'luaL_register'

** your uses of 'luaL_openlib'

*/

#define LUA_COMPAT_OPENLIB

/*

@@ LUA_COMPAT_TOINTEGER controls compatibility with 5.1 'lua_tointeger()';

@* allows values not fitting in 'lua_Integer' to be rounded.

*/

#define LUA_COMPAT_TOINTEGER

/* =================================================================== */

/*

** Local configuration. You can use this space to add your redefinitions

** without modifying the main part of the file.

*/

#endif