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Finalize user data if object allocation fails.

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This commit is contained in:
Tor Andersson
2023-08-10 17:13:37 +02:00
parent 9bd3edcbcd
commit 9f5bc0ff81
1 changed files with 21 additions and 1 deletions
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jsvalue.c
+21 -1
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@@ -481,13 +481,24 @@ void js_newscript(js_State *J, js_Function *fun, js_Environment *scope)
void js_newcfunctionx(js_State *J, js_CFunction cfun, const char *name, int length, void *data, js_Finalize finalize)
{
js_Object *obj = jsV_newobject(J, JS_CCFUNCTION, J->Function_prototype);
js_Object *obj;
if (js_try(J)) {
if (finalize)
finalize(J, data);
js_throw(J);
}
obj = jsV_newobject(J, JS_CCFUNCTION, J->Function_prototype);
obj->u.c.name = name;
obj->u.c.function = cfun;
obj->u.c.constructor = NULL;
obj->u.c.length = length;
obj->u.c.data = data;
obj->u.c.finalize = finalize;
js_endtry(J);
js_pushobject(J, obj);
{
js_pushnumber(J, length);
@@ -534,6 +545,12 @@ void js_newuserdatax(js_State *J, const char *tag, void *data, js_HasProperty ha
prototype = js_toobject(J, -1);
js_pop(J, 1);
if (js_try(J)) {
if (finalize)
finalize(J, data);
js_throw(J);
}
obj = jsV_newobject(J, JS_CUSERDATA, prototype);
obj->u.user.tag = tag;
obj->u.user.data = data;
@@ -541,6 +558,9 @@ void js_newuserdatax(js_State *J, const char *tag, void *data, js_HasProperty ha
obj->u.user.put = put;
obj->u.user.delete = delete;
obj->u.user.finalize = finalize;
js_endtry(J);
js_pushobject(J, obj);
}