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libudev: device - copy global properties, unset empty properties

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This commit is contained in:
Kay Sievers
2008-10-16 13:53:16 +02:00
parent f183b6ed76
commit ebacd6ecc3
1 changed files with 15 additions and 0 deletions
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15
udev/lib/libudev-device.c
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@@ -231,6 +231,7 @@ void udev_device_set_info_loaded(struct udev_device *device)
struct udev_device *device_new(struct udev *udev)
{
struct udev_device *udev_device;
struct udev_list_entry *list_entry;
if (udev == NULL)
return NULL;
@@ -245,6 +246,11 @@ struct udev_device *device_new(struct udev *udev)
udev_list_init(&udev_device->properties_list);
udev_list_init(&udev_device->attr_list);
udev_device->event_timeout = -1;
/* copy global properties */
udev_list_entry_foreach(list_entry, udev_get_properties_list_entry(udev))
udev_device_add_property(udev_device,
udev_list_entry_get_name(list_entry),
udev_list_entry_get_value(list_entry));
info(udev_device->udev, "udev_device: %p created\n", udev_device);
return udev_device;
}
@@ -969,6 +975,15 @@ int udev_device_add_devlink(struct udev_device *udev_device, const char *devlink
struct udev_list_entry *udev_device_add_property(struct udev_device *udev_device, const char *key, const char *value)
{
udev_device->envp_uptodate = 0;
if (value == NULL) {
struct udev_list_entry *list_entry;
list_entry = udev_device_get_properties_list_entry(udev_device);
list_entry = udev_list_entry_get_by_name(list_entry, key);
if (list_entry != NULL)
udev_list_entry_remove(list_entry);
return NULL;
}
return udev_list_entry_add(udev_device->udev, &udev_device->properties_list, key, value, 1, 0);
}