diff options
Diffstat (limited to 'lua.h')
| -rw-r--r-- | lua.h | 69 |
1 files changed, 59 insertions, 10 deletions
@@ -1,9 +1,9 @@ /* -** $Id: lua.h,v 1.90 2001/02/23 17:28:12 roberto Exp roberto $ +** $Id: lua.h,v 1.91 2001/03/09 18:05:05 roberto Exp roberto $ ** Lua - An Extensible Extension Language ** TeCGraf: Grupo de Tecnologia em Computacao Grafica, PUC-Rio, Brazil ** e-mail: lua@tecgraf.puc-rio.br -** www: http://www.tecgraf.puc-rio.br/lua/ +** www: http://www.lua.org ** See Copyright Notice at the end of this file */ @@ -17,13 +17,13 @@ -#define LUA_VERSION l_s("Lua 4.1 (work)") -#define LUA_COPYRIGHT l_s("Copyright (C) 1994-2000 TeCGraf, PUC-Rio") -#define LUA_AUTHORS l_s("W. Celes, R. Ierusalimschy & L. H. de Figueiredo") +#define LUA_VERSION "Lua 4.1 (work)" +#define LUA_COPYRIGHT "Copyright (C) 1994-2001 TeCGraf, PUC-Rio" +#define LUA_AUTHORS "W. Celes, R. Ierusalimschy & L. H. de Figueiredo" /* name of global variable with error handler */ -#define LUA_ERRORMESSAGE l_s("_ERRORMESSAGE") +#define LUA_ERRORMESSAGE "_ERRORMESSAGE" /* pre-defined references */ @@ -77,10 +77,16 @@ typedef int (*lua_CFunction) (lua_State *L); /* Lua numerical type */ -typedef double lua_Number; +#ifndef LUA_NUMBER +#define LUA_NUMBER double +#endif +typedef LUA_NUMBER lua_Number; /* Lua character type */ -typedef char l_char; +#ifndef L_CHAR +#define L_CHAR char +#endif +typedef L_CHAR l_char; /* mark for all API functions */ @@ -89,7 +95,6 @@ typedef char l_char; #endif - /* ** state manipulation */ @@ -227,7 +232,7 @@ LUA_API void *lua_newuserdata (lua_State *L, size_t size); #define lua_getregistry(L) lua_getref(L, LUA_REFREGISTRY) -#define lua_pushliteral(L, s) lua_pushlstring(L, l_s("") s, \ +#define lua_pushliteral(L, s) lua_pushlstring(L, s, \ (sizeof(s)/sizeof(l_char))-1) @@ -238,6 +243,50 @@ LUA_API void *lua_newuserdata (lua_State *L, size_t size); +/* +** {====================================================================== +** useful definitions for Lua kernel and libraries +*/ +#ifdef LUA_PRIVATE + +/* macro to control type of literal strings */ +#ifndef l_s +#define l_s(x) x +#endif + +/* macro to control type of literal chars */ +#ifndef l_c +#define l_c(x) x +#endif + +/* macro to `unsign' a character */ +#ifndef uchar +#define uchar(c) ((unsigned char)(c)) +#endif + +/* integer type to hold the result of fgetc */ +#ifndef l_charint +#define l_charint int +#endif + +/* function to convert a lua_Number to a string */ +#ifndef LUA_NUMBER_FMT +#define LUA_NUMBER_FMT "%.16g" +#endif +#ifndef lua_number2str +#define lua_number2str(s,n) sprintf((s), l_s(LUA_NUMBER_FMT), (n)) +#endif + +/* function to convert a string to a lua_Number */ +#ifndef lua_str2number +#define lua_str2number(s,p) strtod((s), (p)) +#endif + +#endif +/* }====================================================================== */ + + + /****************************************************************************** * Copyright (C) 1994-2000 TeCGraf, PUC-Rio. All rights reserved. * |