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Update lua 5.4.3 rc1

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This commit is contained in:
Cloud Wu
2021-03-10 11:53:37 +08:00
parent 600a64327e
commit 072d782651
40 changed files with 1017 additions and 694 deletions
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11
3rd/lua/ldblib.c
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@@ -33,7 +33,7 @@ static const char *const HOOKKEY = "_HOOKKEY";
** checked.
*/
static void checkstack (lua_State *L, lua_State *L1, int n) {
if (L != L1 && !lua_checkstack(L1, n))
if (l_unlikely(L != L1 && !lua_checkstack(L1, n)))
luaL_error(L, "stack overflow");
}
@@ -152,6 +152,7 @@ static int db_getinfo (lua_State *L) {
lua_State *L1 = getthread(L, &arg);
const char *options = luaL_optstring(L, arg+2, "flnSrtu");
checkstack(L, L1, 3);
luaL_argcheck(L, options[0] != '>', arg + 2, "invalid option '>'");
if (lua_isfunction(L, arg + 1)) { /* info about a function? */
options = lua_pushfstring(L, ">%s", options); /* add '>' to 'options' */
lua_pushvalue(L, arg + 1); /* move function to 'L1' stack */
@@ -212,7 +213,7 @@ static int db_getlocal (lua_State *L) {
lua_Debug ar;
const char *name;
int level = (int)luaL_checkinteger(L, arg + 1);
if (!lua_getstack(L1, level, &ar)) /* out of range? */
if (l_unlikely(!lua_getstack(L1, level, &ar))) /* out of range? */
return luaL_argerror(L, arg+1, "level out of range");
checkstack(L, L1, 1);
name = lua_getlocal(L1, &ar, nvar);
@@ -237,7 +238,7 @@ static int db_setlocal (lua_State *L) {
lua_Debug ar;
int level = (int)luaL_checkinteger(L, arg + 1);
int nvar = (int)luaL_checkinteger(L, arg + 2);
if (!lua_getstack(L1, level, &ar)) /* out of range? */
if (l_unlikely(!lua_getstack(L1, level, &ar))) /* out of range? */
return luaL_argerror(L, arg+1, "level out of range");
luaL_checkany(L, arg+3);
lua_settop(L, arg+3);
@@ -377,7 +378,7 @@ static int db_sethook (lua_State *L) {
}
if (!luaL_getsubtable(L, LUA_REGISTRYINDEX, HOOKKEY)) {
/* table just created; initialize it */
lua_pushstring(L, "k");
lua_pushliteral(L, "k");
lua_setfield(L, -2, "__mode"); /** hooktable.__mode = "k" */
lua_pushvalue(L, -1);
lua_setmetatable(L, -2); /* metatable(hooktable) = hooktable */
@@ -420,7 +421,7 @@ static int db_debug (lua_State *L) {
for (;;) {
char buffer[250];
lua_writestringerror("%s", "lua_debug> ");
if (fgets(buffer, sizeof(buffer), stdin) == 0 ||
if (fgets(buffer, sizeof(buffer), stdin) == NULL ||
strcmp(buffer, "cont\n") == 0)
return 0;
if (luaL_loadbuffer(L, buffer, strlen(buffer), "=(debug command)") ||