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new definition for types-tags

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This commit is contained in:
Roberto Ierusalimschy
2000-10-05 09:14:08 -03:00
parent cd2ddaded9
commit 001f2bdd0e
18 changed files with 308 additions and 332 deletions
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23
lua.h
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@@ -1,5 +1,5 @@
/*
** $Id: lua.h,v 1.71 2000/10/02 14:47:43 roberto Exp roberto $
** $Id: lua.h,v 1.72 2000/10/02 20:10:55 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
@@ -47,11 +47,17 @@ typedef struct lua_State lua_State;
typedef int (*lua_CFunction) (lua_State *L);
/*
** types returned by `lua_type'
*/
#define LUA_TNONE (-1)
typedef enum lua_Type {
LUA_NOVALUE, LUA_TUSERDATA, LUA_TNUMBER, LUA_TSTRING,
LUA_TTABLE, LUA_TFUNCTION, LUA_TNIL
} lua_Type;
#define LUA_TUSERDATA 0
#define LUA_TNIL 1
#define LUA_TNUMBER 2
#define LUA_TSTRING 3
#define LUA_TTABLE 4
#define LUA_TFUNCTION 5
@@ -77,8 +83,8 @@ int lua_stackspace (lua_State *L);
** access functions (stack -> C)
*/
lua_Type lua_type (lua_State *L, int index);
const char *lua_typename (lua_State *L, lua_Type t);
int lua_type (lua_State *L, int index);
const char *lua_typename (lua_State *L, int t);
int lua_isnumber (lua_State *L, int index);
int lua_isstring (lua_State *L, int index);
int lua_iscfunction (lua_State *L, int index);
@@ -184,7 +190,7 @@ void lua_concat (lua_State *L, int n);
#define lua_istable(L,n) (lua_type(L,n) == LUA_TTABLE)
#define lua_isuserdata(L,n) (lua_type(L,n) == LUA_TUSERDATA)
#define lua_isnil(L,n) (lua_type(L,n) == LUA_TNIL)
#define lua_isnull(L,n) (lua_type(L,n) == LUA_NOVALUE)
#define lua_isnull(L,n) (lua_type(L,n) == LUA_TNONE)
#endif
@@ -224,3 +230,4 @@ void lua_concat (lua_State *L, int n);
*
* This implementation contains no third-party code.
******************************************************************************/