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details (mainly error messages)

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This commit is contained in:
Roberto Ierusalimschy
1997-12-09 11:50:08 -02:00
parent 69d97712ec
commit 80b3d28f4a
16 changed files with 89 additions and 92 deletions
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39
lbuiltin.c
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@@ -1,5 +1,5 @@
/*
** $Id: lbuiltin.c,v 1.13 1997/11/28 12:39:45 roberto Exp roberto $
** $Id: lbuiltin.c,v 1.14 1997/12/01 20:30:44 roberto Exp roberto $
** Built-in functions
** See Copyright Notice in lua.h
*/
@@ -23,21 +23,6 @@
static lua_Object tablearg (int arg)
{
lua_Object o = lua_getparam(arg);
luaL_arg_check(lua_istable(o), arg, "table expected");
return o;
}
static lua_Object functionarg (int arg)
{
lua_Object o = lua_getparam(arg);
luaL_arg_check(lua_isfunction(o), arg, "function expected");
return o;
}
static void pushstring (TaggedString *s)
{
TObject o;
@@ -71,7 +56,7 @@ static void nextvar (void)
static void foreachvar (void)
{
TObject f = *luaA_Address(functionarg(1));
TObject f = *luaA_Address(luaL_functionarg(1));
GCnode *g;
StkId name = L->Cstack.base++; /* place to keep var name (to avoid GC) */
ttype(L->stack.stack+name) = LUA_T_NIL;
@@ -95,7 +80,7 @@ static void foreachvar (void)
static void next (void)
{
lua_Object o = tablearg(1);
lua_Object o = luaL_tablearg(1);
lua_Object r = luaL_nonnullarg(2);
Node *n = luaH_next(luaA_Address(o), luaA_Address(r));
if (n) {
@@ -107,8 +92,8 @@ static void next (void)
static void foreach (void)
{
TObject t = *luaA_Address(tablearg(1));
TObject f = *luaA_Address(functionarg(2));
TObject t = *luaA_Address(luaL_tablearg(1));
TObject f = *luaA_Address(luaL_functionarg(2));
int i;
for (i=0; i<avalue(&t)->nhash; i++) {
Node *nd = &(avalue(&t)->node[i]);
@@ -165,7 +150,9 @@ static char *to_string (lua_Object obj)
}
case LUA_T_NIL:
return "nil";
default: return "<unknown object>";
default:
lua_error("internal error");
return NULL; /* to avoid warnings */
}
}
@@ -203,9 +190,7 @@ static void lua_obj2number (void)
static void luaI_error (void)
{
char *s = lua_getstring(lua_getparam(1));
if (s == NULL) s = "(no message)";
lua_error(s);
lua_error(lua_getstring(lua_getparam(1)));
}
@@ -262,7 +247,7 @@ static int getnarg (lua_Object table)
static void luaI_call (void)
{
lua_Object f = luaL_nonnullarg(1);
lua_Object arg = tablearg(2);
lua_Object arg = luaL_tablearg(2);
char *options = luaL_opt_string(3, "");
lua_Object err = lua_getparam(4);
int narg = getnarg(arg);
@@ -302,7 +287,7 @@ static void luaI_call (void)
static void settag (void)
{
lua_Object o = tablearg(1);
lua_Object o = luaL_tablearg(1);
lua_pushobject(o);
lua_settag(luaL_check_number(2));
}
@@ -354,7 +339,7 @@ static void gettagmethod (void)
static void seterrormethod (void)
{
lua_Object nf = functionarg(1);
lua_Object nf = luaL_functionarg(1);
lua_pushobject(nf);
lua_pushobject(lua_seterrormethod());
}