C++ set_property函数代码示例

int systemd_start_unit(struct container *ct, int pid)
{
	static const char *mode = "fail";
	char *slice = "system.slice";
	char unit_name[PATH_MAX], *name = unit_name;
	char desc[1024], *pdesc = desc;
	dbus_bool_t yes = true;

	DBusConnection *conn;
	DBusMessage *msg, *reply;
	DBusMessageIter args, props, aux;

	if (ct->slice)
		slice = ct->slice;
	snprintf(unit_name, sizeof(unit_name), "%s-%s.scope", slice, ct->name);
	snprintf(desc, sizeof(desc), "docker container %s", ct->name);

	msg = dbus_message_new_method_call("org.freedesktop.systemd1",
					   "/org/freedesktop/systemd1",
					   "org.freedesktop.systemd1.Manager",
					   "StartTransientUnit");
	if (!msg) {
		pr_err("can't allocate new method call");
		return -1;
	}

	dbus_message_append_args(msg, 's', &name, 's', &mode, 0);

	dbus_message_iter_init_append(msg, &args);

	dbus_message_iter_open_container(&args, 'a', "(sv)", &props);
	set_property(&props, "Description", 's', &pdesc);
	set_property(&props, "Slice", 's', &slice);

	set_property(&props, "MemoryAccounting", 'b', &yes);
	set_property(&props, "CPUAccounting", 'b', &yes);
	set_property(&props, "BlockIOAccounting", 'b', &yes);

	set_pid(&props, pid);
	dbus_message_iter_close_container(&args, &props);

	dbus_message_iter_open_container(&args, 'a', "(sa(sv))", &aux);
	dbus_message_iter_close_container(&args, &aux);

	conn = get_connection(DBUS_BUS_SYSTEM);
	if (conn == NULL)
		return -1;

	reply = dbus_send_message(conn, msg);
	dbus_message_unref(msg);
	if (reply == NULL)
		return -1;

	dbus_message_unref(reply);

	return 0;
}

void PannerEditor::set_properties(Property *p_pos,Property *p_depth) {
	
	pos=p_pos;
	depth=p_depth;
	
	set_property(PROP_PAN,p_pos);
	set_property(PROP_DEPTH,p_depth);
	
	update();
	
	
}

static void
powermgt_init(char *path)
{
	phandle_t ph;
	char buf[64];

        snprintf(buf, sizeof(buf), "%s/power-mgt", path);
	REGISTER_NAMED_NODE(rtc, buf);

	ph = find_dev(buf);
	set_property(ph, "device_type", "power-mgt", 10);
	set_property(ph, "mgt-kind", "min-consumption-pwm-led", strlen("min-consumption-pwm-led") + 1);
	set_property(ph, "compatible", "cuda", strlen("cuda") + 1);
}

void create() {
    set_property("light", 2);
    set_property("indoors", 1);
    set_property("no castle", 1);
set("short", "%^YELLOW%^Entry to the Hall of Monks");
set_long("%^YELLOW%^The Quixxiol monastery is a place where monks gather and initiate new believers.  A passage to the east if filled with a shimmering light. <preview> will tell you about becoming a monk.");
    set_items(
	(["candles" : "They are all over the monastery.",
	  "candle" : "It burns brightly and helps light the room.",
	  "passage" : "You sense that only monks may pass that way."]) );
    set_exits( 
(["west" : GCITY "gcity10.c",
"southeast" : "(: southeast :)"]) );
}

static void
chest_shatter_msg(struct obj *otmp)
{
    const char *disposition;
    const char *thing;
    long save_Blinded;

    if (otmp->oclass == POTION_CLASS) {
        pline(msgc_itemloss, "You %s %s shatter!", Blind ? "hear" : "see",
              an(bottlename()));
        if (!breathless(youmonst.data) || haseyes(youmonst.data))
            potionbreathe(&youmonst, otmp);
        return;
    }
    /* We have functions for distant and singular names, but not one
       which does _both_...
       TODO: fix this blindness kludge (it doesn't even work -- see eoto) */
    save_Blinded = property_timeout(&youmonst, BLINDED);
    set_property(&youmonst, BLINDED, 1, TRUE);
    thing = singular(otmp, xname);
    if (save_Blinded)
        set_property(&youmonst, BLINDED, save_Blinded, TRUE);

    switch (objects[otmp->otyp].oc_material) {
    case PAPER:
        disposition = "is torn to shreds";
        break;
    case WAX:
        disposition = "is crushed";
        break;
    case VEGGY:
        disposition = "is pulped";
        break;
    case FLESH:
        disposition = "is mashed";
        break;
    case GLASS:
        disposition = "shatters";
        break;
    case WOOD:
        disposition = "splinters to fragments";
        break;
    default:
        disposition = "is destroyed";
        break;
    }
    pline(msgc_itemloss, "%s %s!", An(thing), disposition);
}