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new macro lua_userstateopen

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This commit is contained in:
Roberto Ierusalimschy 2002-01-09 19:51:06 -02:00
parent b3bb0f132b
commit ea2a75d19e
2 changed files with 11 additions and 3 deletions
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9
ltests.c
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@ -254,6 +254,13 @@ static int hash_query (lua_State *L) {
}
static int Cstacklevel (lua_State *L) {
unsigned long a = 0;
lua_pushnumber(L, (unsigned long)&a);
return 1;
}
static int table_query (lua_State *L) {
const Table *t;
int i = luaL_opt_int(L, 2, -1);
@ -368,7 +375,6 @@ static int udataval (lua_State *L) {
static int doonnewstack (lua_State *L) {
lua_State *L1 = lua_newthread(L, luaL_check_int(L, 1));
if (L1 == NULL) return 0;
*cast(int **, L1) = &islocked; /* initialize the lock */
lua_dostring(L1, luaL_check_string(L, 2));
lua_pushnumber(L, 1);
lua_close(L1);
@ -624,6 +630,7 @@ static const struct luaL_reg tests_funcs[] = {
{"listk", listk},
{"listlocals", listlocals},
{"loadlib", loadlib},
{"Cstacklevel", Cstacklevel},
{"querystr", string_query},
{"querytab", table_query},
{"testC", testC},

5
ltests.h
View File

@ -1,5 +1,5 @@
/*
** $Id: ltests.h,v 1.8 2001/08/31 19:46:07 roberto Exp $
** $Id: ltests.h,v 1.1 2001/11/29 22:14:34 rieru Exp rieru $
** Internal Header for Debugging of the Lua Implementation
** See Copyright Notice in lua.h
*/
@ -41,8 +41,9 @@ void *debug_realloc (void *block, size_t oldsize, size_t size);
/* test for lock/unlock */
#define LUA_USERSTATE int *lock;
extern int islocked;
#define LUA_USERSTATE int *lock;
#define lua_userstateopen(l) if (l != NULL) *cast(int **, l) = &islocked;
#define lua_lock(L) lua_assert((**cast(int **, L))++ == 0)
#define lua_unlock(L) lua_assert(--(**cast(int **, L)) == 0)