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lua_lock receives its parameter via stack.

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beginblock and endblock do not have parameters
This commit is contained in:
Roberto Ierusalimschy 1994-11-18 17:46:21 -02:00
parent 333a4f13d0
commit 93ccdd52ef
2 changed files with 35 additions and 12 deletions
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13
lua.h
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@ -2,7 +2,7 @@
** LUA - Linguagem para Usuarios de Aplicacao
** Grupo de Tecnologia em Computacao Grafica
** TeCGraf - PUC-Rio
** $Id: lua.h,v 3.9 1994/11/17 21:23:43 roberto Exp roberto $
** $Id: lua.h,v 3.10 1994/11/17 21:27:30 roberto Exp roberto $
*/
@ -36,8 +36,8 @@ int lua_dostring (char *string);
int lua_callfunction (lua_Object function);
int lua_call (char *funcname);
int lua_beginblock (void);
void lua_endblock (int block);
void lua_beginblock (void);
void lua_endblock (void);
lua_Object lua_getparam (int number);
#define lua_getresult(_) lua_getparam(_)
@ -63,14 +63,17 @@ lua_Object lua_getsubscript (void);
int lua_type (lua_Object object);
int lua_lock (lua_Object object);
int lua_lock (void);
lua_Object lua_getlocked (int ref);
void lua_unlock (int ref);
lua_Object lua_createTable (int initSize);
lua_Object lua_createtable (int initSize);
/* for lua 1.1 */
#define lua_lockobject(o) (lua_pushobject(o), lua_lock())
#define lua_register(n,f) (lua_pushcfunction(f), lua_storeglobal(n))
#define lua_getindexed(o,n) (lua_pushobject(o), lua_pushnumber(n), lua_getsubscript())

34
opcode.c
View File

@ -3,7 +3,7 @@
** TecCGraf - PUC-Rio
*/
char *rcs_opcode="$Id: opcode.c,v 3.16 1994/11/17 19:43:34 roberto Exp roberto $";
char *rcs_opcode="$Id: opcode.c,v 3.17 1994/11/17 21:23:43 roberto Exp roberto $";
#include <setjmp.h>
#include <stdio.h>
@ -436,21 +436,33 @@ lua_Object lua_getsubscript (void)
return 0;
}
#define MAX_C_BLOCKS 10
static int numCblocks = 0;
static int Cblocks[MAX_C_BLOCKS];
/*
** API: starts a new block
*/
int lua_beginblock (void)
void lua_beginblock (void)
{
return CBase;
if (numCblocks < MAX_C_BLOCKS)
Cblocks[numCblocks] = CBase;
numCblocks++;
}
/*
** API: ends a block
*/
void lua_endblock (int block)
void lua_endblock (void)
{
CBase = block;
adjustC(0);
--numCblocks;
if (numCblocks < MAX_C_BLOCKS)
{
CBase = Cblocks[numCblocks];
adjustC(0);
}
}
/*
@ -468,7 +480,7 @@ int lua_storesubscript (void)
/*
** API: creates a new table
*/
lua_Object lua_createTable (int initSize)
lua_Object lua_createtable (int initSize)
{
adjustC(0);
avalue(top) = lua_createarray(initSize);
@ -550,6 +562,14 @@ lua_Object lua_getlocked (int ref)
return Ref(top-1);
}
int lua_lock (void)
{
adjustC(1);
return luaI_lock(--top);
}
/*
** Get a global object. Return the object handle or NULL on error.
*/