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devfind: Allow set_tag() with a reference or a pointer to a device [O. Galibert]

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This commit is contained in:
Olivier Galibert 2018-07-30 23:39:45 +02:00
parent 919346b469
commit 796abaf7f3
1 changed files with 26 additions and 0 deletions
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26
src/emu/devfind.h
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@ -515,6 +515,32 @@ public:
/// remains valid until resolution time.
device_finder(device_t &base, char const *tag) : object_finder_base<DeviceClass, Required>(base, tag) { }
/// \brief Set search tag
///
/// Allows search tag to be changed after construction. Note that
/// this must be done before resolution time to take effect.
/// \param [in] object Object to refer to.
void set_tag(DeviceClass &object)
{
assert(!this->m_resolved);
finder_base::m_base = object.mconfig().root_device();
finder_base::m_tag = object.tag();
}
/// \brief Set search tag
///
/// Allows search tag to be changed after construction. Note that
/// this must be done before resolution time to take effect.
/// \param [in] object Object to refer to.
void set_tag(DeviceClass *object)
{
assert(!this->m_resolved);
finder_base::m_base = object->mconfig().root_device();
finder_base::m_tag = object->tag();
}
using object_finder_base<DeviceClass, Required>::set_tag;
/// \brief Set target during configuration
///
/// During configuration, device_finder instances may be assigned