lauxlib.h
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上传用户:jxpjxmjjw
上传日期:2009-12-07
资源大小:5877k
文件大小:5k
源码类别:
模拟服务器
开发平台:
Visual C++
- /*
- ** $Id: lauxlib.h,v 1.1 2004/08/20 02:26:56 JH Exp $
- ** Auxiliary functions for building Lua libraries
- ** See Copyright Notice in lua.h
- */
- #ifndef lauxlib_h
- #define lauxlib_h
- #include <stddef.h>
- #include <stdio.h>
- #include "lua.h"
- #ifndef LUALIB_API
- #define LUALIB_API LUA_API
- #endif
- typedef struct luaL_reg {
- const char *name;
- lua_CFunction func;
- } luaL_reg;
- LUALIB_API void luaL_openlib (lua_State *L, const char *libname,
- const luaL_reg *l, int nup);
- LUALIB_API int luaL_getmetafield (lua_State *L, int obj, const char *e);
- LUALIB_API int luaL_callmeta (lua_State *L, int obj, const char *e);
- LUALIB_API int luaL_typerror (lua_State *L, int narg, const char *tname);
- LUALIB_API int luaL_argerror (lua_State *L, int numarg, const char *extramsg);
- LUALIB_API const char *luaL_checklstring (lua_State *L, int numArg, size_t *l);
- LUALIB_API const char *luaL_optlstring (lua_State *L, int numArg,
- const char *def, size_t *l);
- LUALIB_API lua_Number luaL_checknumber (lua_State *L, int numArg);
- LUALIB_API lua_Number luaL_optnumber (lua_State *L, int nArg, lua_Number def);
- LUALIB_API void luaL_checkstack (lua_State *L, int sz, const char *msg);
- LUALIB_API void luaL_checktype (lua_State *L, int narg, int t);
- LUALIB_API void luaL_checkany (lua_State *L, int narg);
- LUALIB_API int luaL_newmetatable (lua_State *L, const char *tname);
- LUALIB_API void luaL_getmetatable (lua_State *L, const char *tname);
- LUALIB_API void *luaL_checkudata (lua_State *L, int ud, const char *tname);
- LUALIB_API void luaL_where (lua_State *L, int lvl);
- LUALIB_API int luaL_error (lua_State *L, const char *fmt, ...);
- LUALIB_API int luaL_findstring (const char *st, const char *const lst[]);
- LUALIB_API int luaL_ref (lua_State *L, int t);
- LUALIB_API void luaL_unref (lua_State *L, int t, int ref);
- LUALIB_API int luaL_getn (lua_State *L, int t);
- LUALIB_API void luaL_setn (lua_State *L, int t, int n);
- LUALIB_API int luaL_loadfile (lua_State *L, const char *filename);
- LUALIB_API int luaL_loadbuffer (lua_State *L, const char *buff, size_t sz,
- const char *name);
- /*
- ** ===============================================================
- ** some useful macros
- ** ===============================================================
- */
- #define luaL_argcheck(L, cond,numarg,extramsg) if (!(cond))
- luaL_argerror(L, numarg,extramsg)
- #define luaL_checkstring(L,n) (luaL_checklstring(L, (n), NULL))
- #define luaL_optstring(L,n,d) (luaL_optlstring(L, (n), (d), NULL))
- #define luaL_checkint(L,n) ((int)luaL_checknumber(L, n))
- #define luaL_checklong(L,n) ((long)luaL_checknumber(L, n))
- #define luaL_optint(L,n,d) ((int)luaL_optnumber(L, n,(lua_Number)(d)))
- #define luaL_optlong(L,n,d) ((long)luaL_optnumber(L, n,(lua_Number)(d)))
- /*
- ** {======================================================
- ** Generic Buffer manipulation
- ** =======================================================
- */
- #ifndef LUAL_BUFFERSIZE
- #define LUAL_BUFFERSIZE BUFSIZ
- #endif
- typedef struct luaL_Buffer {
- char *p; /* current position in buffer */
- int lvl; /* number of strings in the stack (level) */
- lua_State *L;
- char buffer[LUAL_BUFFERSIZE];
- } luaL_Buffer;
- #define luaL_putchar(B,c)
- ((void)((B)->p < ((B)->buffer+LUAL_BUFFERSIZE) || luaL_prepbuffer(B)),
- (*(B)->p++ = (char)(c)))
- #define luaL_addsize(B,n) ((B)->p += (n))
- LUALIB_API void luaL_buffinit (lua_State *L, luaL_Buffer *B);
- LUALIB_API char *luaL_prepbuffer (luaL_Buffer *B);
- LUALIB_API void luaL_addlstring (luaL_Buffer *B, const char *s, size_t l);
- LUALIB_API void luaL_addstring (luaL_Buffer *B, const char *s);
- LUALIB_API void luaL_addvalue (luaL_Buffer *B);
- LUALIB_API void luaL_pushresult (luaL_Buffer *B);
- /* }====================================================== */
- /*
- ** Compatibility macros and functions
- */
- LUALIB_API int lua_dofile (lua_State *L, const char *filename);
- LUALIB_API int lua_dostring (lua_State *L, const char *str);
- LUALIB_API int lua_dobuffer (lua_State *L, const char *buff, size_t sz,
- const char *n);
- #define luaL_check_lstr luaL_checklstring
- #define luaL_opt_lstr luaL_optlstring
- #define luaL_check_number luaL_checknumber
- #define luaL_opt_number luaL_optnumber
- #define luaL_arg_check luaL_argcheck
- #define luaL_check_string luaL_checkstring
- #define luaL_opt_string luaL_optstring
- #define luaL_check_int luaL_checkint
- #define luaL_check_long luaL_checklong
- #define luaL_opt_int luaL_optint
- #define luaL_opt_long luaL_optlong
- #endif