lua

commit afaa98a666acd5f596b50f56bb288815838c096e
parent 73be918285f7e2eb0acc02d73effa6a95a8ab08c
Author: Roberto Ierusalimschy <roberto@inf.puc-rio.br>
Date:   Mon, 12 Feb 1996 15:31:49 -0300

no more "lua_pushliteral".

Diffstat:
M
lua.h
 | 
7
++++---
M
manual.tex
 | 
13
+++----------

2 files changed, 7 insertions(+), 13 deletions(-)
diff --git a/lua.h b/lua.h
@@ -2,7 +2,7 @@
 ** LUA - Linguagem para Usuarios de Aplicacao
 ** Grupo de Tecnologia em Computacao Grafica
 ** TeCGraf - PUC-Rio
-** $Id: lua.h,v 3.20 1995/10/31 16:41:53 roberto Exp roberto $
+** $Id: lua.h,v 3.21 1995/11/13 15:36:52 roberto Exp roberto $
 */
 
 
@@ -60,7 +60,6 @@ void          *lua_getuserdata  	(lua_Object object);
 void 	       lua_pushnil 		(void);
 void           lua_pushnumber 		(float n);
 void           lua_pushstring 		(char *s);
-void           lua_pushliteral 		(char *s);
 void           lua_pushcfunction	(lua_CFunction fn);
 void           lua_pushusertag     	(void *u, int tag);
 void           lua_pushobject       	(lua_Object object);
@@ -98,7 +97,9 @@ lua_Object     lua_createtable		(void);
 #define lua_isuserdata(_)       (lua_type(_)>=LUA_T_USERDATA)
 
 
-/* for lua 1.1 compatibility. Avoid using these macros */
+/* for compatibility with old versions. Avoid using these macros */
+
+#define lua_pushliteral(o)  lua_pushstring(o)
 
 #define lua_getindexed(o,n) (lua_pushobject(o), lua_pushnumber(n), lua_getsubscript())
 #define lua_getfield(o,f)   (lua_pushobject(o), lua_pushliteral(f), lua_getsubscript())
diff --git a/manual.tex b/manual.tex
@@ -1,4 +1,4 @@
-% $Id: manual.tex,v 1.8 1996/02/09 17:21:27 roberto Exp roberto $
+% $Id: manual.tex,v 1.9 1996/02/09 19:02:30 roberto Exp roberto $
 
 \documentstyle[A4,11pt,bnf]{article}
 
@@ -32,7 +32,7 @@ Waldemar Celes Filho
 Departamento de Inform\'atica --- PUC-Rio
 }
 
-\date{\small \verb$Date: 1996/02/09 17:21:27 $}
+\date{\small \verb$Date: 1996/02/09 19:02:30 $}
 
 \maketitle
 
@@ -836,13 +836,12 @@ otherwise, the function returns 0 (the null pointer).
 
 The reverse process, that is, passing a specific C value to Lua,
 is done by using the following functions:
-\Deffunc{lua_pushnumber}\Deffunc{lua_pushstring}\Deffunc{lua_pushliteral}
+\Deffunc{lua_pushnumber}\Deffunc{lua_pushstring}
 \Deffunc{lua_pushcfunction}\Deffunc{lua_pushusertag}
 \Deffunc{lua_pushuserdata}
 \begin{verbatim}
 void           lua_pushnumber           (double n);
 void           lua_pushstring           (char *s);
-void           lua_pushliteral          (char *s);
 void           lua_pushcfunction        (lua_CFunction f);
 void           lua_pushusertag          (void *u, int tag);
 \end{verbatim}
@@ -855,12 +854,6 @@ convert it to a correspondent \verb'lua_Object',
 and leave the result on the top of the Lua stack,
 where it can be assigned to a Lua variable,
 passed as paramenter to a Lua function, etc (see below). \label{pushing}
-\verb'lua_pushliteral' is like \verb'lua_pushstring',
-but also puts the string in the Lua literal table and merges duplications.
-This avoids the string to be garbage collected,
-and therefore has a better overall performance.
-As a rule, when the string to be pushed is a literal,
-\verb'lua_pushliteral' should be used.
 
 User data can have different tags,
 whose semantics are defined by the host program.