Function lua_pushcclosure

Source/Misc/lua/src/lua.c:2335–2349

LUA_API void lua_pushcclosure (lua_State *L, lua_CFunction fn, int n) {
Closure *cl;
lua_lock(L);
luaC_checkGC(L);
api_checknelems(L, n);
cl = luaF_newCclosure(L, n, getcurrenv(L));
cl->c.f = fn;
L->top -= n;
while (n--)
setobj2n(L, &cl->c.upvalue[n], L->top+n);
setclvalue(L, L->top, cl);
lua_assert(iswhite(obj2gco(cl)));
api_incr_top(L);
lua_unlock(L);
}


LUA_API void lua_pushboolean (lua_State *L, int b) {