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a null lua_Object is LUA_NOOBJECT, not NULL.

This commit is contained in:
Roberto Ierusalimschy 1995-02-02 18:05:37 -02:00
parent 572ee14b52
commit dd28b830e9
2 changed files with 11 additions and 10 deletions
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4
opcode.c
View File

@ -3,7 +3,7 @@
** TecCGraf - PUC-Rio
*/
char *rcs_opcode="$Id: opcode.c,v 3.31 1994/12/30 17:45:11 roberto Exp celes $";
char *rcs_opcode="$Id: opcode.c,v 3.32 1995/01/27 17:19:06 celes Exp roberto $";
#include <setjmp.h>
#include <stdio.h>
@ -373,7 +373,7 @@ static int do_protectedmain (void)
*/
int lua_callfunction (lua_Object function)
{
if (function == NULL)
if (function == LUA_NOOBJECT)
return 1;
else
return do_protectedrun (Address(function), MULT_RET);

17
strlib.c
View File

@ -3,12 +3,13 @@
** String library to LUA
*/
char *rcs_strlib="$Id: strlib.c,v 1.8 1995/01/06 20:31:10 roberto Exp roberto $";
char *rcs_strlib="$Id: strlib.c,v 1.10 1995/02/02 18:54:58 roberto Exp $";
#include <string.h>
#include <strings.h>
#include <stdlib.h>
#include <ctype.h>
#include "mem.h"
#include "lua.h"
#include "lualib.h"
@ -87,7 +88,7 @@ static void str_sub (void)
lua_error ("incorrect third argument to function `strsub'");
s = lua_copystring(o1);
start = lua_getnumber (o2);
end = o3 == NULL ? strlen(s) : lua_getnumber (o3);
end = o3 == LUA_NOOBJECT ? strlen(s) : lua_getnumber (o3);
if (end < start || start < 1 || end > strlen(s))
lua_pushliteral("");
else
@ -95,7 +96,7 @@ static void str_sub (void)
s[end] = 0;
lua_pushstring (&s[start-1]);
}
luaI_free(s);
free(s);
}
/*
@ -109,14 +110,14 @@ static void str_lower (void)
lua_Object o = lua_getparam (1);
if (!lua_isstring(o))
lua_error ("incorrect arguments to function `strlower'");
c = s = luaI_strdup(lua_getstring(o));
c = s = lua_copystring(o);
while (*c != 0)
{
*c = tolower(*c);
c++;
}
lua_pushstring(s);
luaI_free(s);
free(s);
}
@ -131,14 +132,14 @@ static void str_upper (void)
lua_Object o = lua_getparam (1);
if (!lua_isstring(o))
lua_error ("incorrect arguments to function `strlower'");
c = s = luaI_strdup(lua_getstring(o));
c = s = lua_copystring(o);
while (*c != 0)
{
*c = toupper(*c);
c++;
}
lua_pushstring(s);
luaI_free(s);
free(s);
}