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"call" returns separate results, instead of a table.

v5-2
Roberto Ierusalimschy 29 years ago
parent
commit
e5ec547eb3
  1. 17
      inout.c
  2. 30
      opcode.c
  3. 3
      opcode.h

17
inout.c

@ -5,7 +5,7 @@
** Also provides some predefined lua functions.
*/
char *rcs_inout="$Id: inout.c,v 2.40 1996/09/11 21:53:02 roberto Exp roberto $";
char *rcs_inout="$Id: inout.c,v 2.41 1996/09/24 17:30:28 roberto Exp roberto $";
#include <stdio.h>
#include <string.h>
@ -281,15 +281,13 @@ void luaI_call (void)
temp = lua_getsubscript();
narg = lua_isnumber(temp) ? lua_getnumber(temp) : MAXPARAMS+1;
/* read arg[1...n] */
for (i=0; i<narg; i++)
{
for (i=0; i<narg; i++) {
if (i>=MAXPARAMS)
lua_error("argument list too long in function `call'");
lua_pushobject(arg);
lua_pushnumber(i+1);
params[i] = lua_getsubscript();
if (narg == MAXPARAMS+1 && lua_isnil(params[i]))
{
if (narg == MAXPARAMS+1 && lua_isnil(params[i])) {
narg = i;
break;
}
@ -298,14 +296,7 @@ void luaI_call (void)
for (i=0; i<narg; i++)
lua_pushobject(params[i]);
if (lua_callfunction(f))
{ /* error */
lua_error(NULL);
}
else
{ /* push results */
Object r;
arg = lua_getresult(1);
luaI_packarg((arg == LUA_NOOBJECT)?NULL:luaI_Address(arg), &r);
luaI_pushobject(&r);
}
passresults();
}

30
opcode.c

@ -3,7 +3,7 @@
** TecCGraf - PUC-Rio
*/
char *rcs_opcode="$Id: opcode.c,v 3.74 1996/09/20 12:51:16 roberto Exp roberto $";
char *rcs_opcode="$Id: opcode.c,v 3.75 1996/09/24 17:30:28 roberto Exp roberto $";
#include <setjmp.h>
#include <stdio.h>
@ -897,41 +897,35 @@ static void comparison (lua_Type tag_less, lua_Type tag_equal,
}
void luaI_packarg (Object *firstelem, Object *arg)
static void adjust_varargs (StkId first_extra_arg)
{
int nvararg = (firstelem != NULL) ? top-firstelem : 0;
Object arg;
Object *firstelem = stack+first_extra_arg;
int nvararg = top-firstelem;
int i;
if (nvararg < 0) nvararg = 0;
avalue(arg) = lua_createarray(nvararg+1); /* +1 for field 'n' */
tag(arg) = LUA_T_ARRAY;
for (i=0; i<nvararg; i++)
{
avalue(&arg) = lua_createarray(nvararg+1); /* +1 for field 'n' */
tag(&arg) = LUA_T_ARRAY;
for (i=0; i<nvararg; i++) {
Object index;
tag(&index) = LUA_T_NUMBER;
nvalue(&index) = i+1;
*(lua_hashdefine(avalue(arg), &index)) = *(firstelem+i);
*(lua_hashdefine(avalue(&arg), &index)) = *(firstelem+i);
}
/* store counter in field "n" */
{
/* store counter in field "n" */ {
Object index, extra;
tag(&index) = LUA_T_STRING;
tsvalue(&index) = lua_createstring("n");
tag(&extra) = LUA_T_NUMBER;
nvalue(&extra) = nvararg;
*(lua_hashdefine(avalue(arg), &index)) = extra;
*(lua_hashdefine(avalue(&arg), &index)) = extra;
}
}
static void adjust_varargs (StkId first_extra_arg)
{
Object arg;
luaI_packarg(stack+first_extra_arg, &arg);
adjust_top(first_extra_arg);
*top = arg; incr_top;
}
/*
** Execute the given opcode, until a RET. Parameters are between
** [stack+base,top). Returns n such that the the results are between

3
opcode.h

@ -1,6 +1,6 @@
/*
** TeCGraf - PUC-Rio
** $Id: opcode.h,v 3.20 1996/03/15 13:13:13 roberto Exp roberto $
** $Id: opcode.h,v 3.21 1996/05/28 21:07:32 roberto Exp roberto $
*/
#ifndef opcode_h
@ -122,6 +122,5 @@ Object *luaI_Address (lua_Object o);
void luaI_pushobject (Object *o);
void luaI_gcFB (Object *o);
int luaI_dorun (TFunc *tf);
void luaI_packarg (Object *firstelem, Object *arg);
#endif

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