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Merge pull request #1955 from ajrhacker/requirement

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Make "requirement" field in softlists actually work (MT 6464)
This commit is contained in:
R. Belmont 2017-01-12 08:24:35 -05:00 committed by GitHub
commit a516e439ca
3 changed files with 37 additions and 16 deletions
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47
src/emu/diimage.cpp
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@ -1153,13 +1153,31 @@ image_init_result device_image_interface::load_software(const std::string &softw
bool device_image_interface::open_image_file(emu_options &options)
{
const char* path = options.value(instance_name());
if (*path != 0)
if (*path != 0 && m_software_part_ptr == nullptr)
{
set_init_phase();
if (load_internal(path, false, 0, nullptr, true) == image_init_result::PASS)
{
if (software_entry()==nullptr) return true;
}
else
m_software_part_ptr = find_software_item(path, true);
// if we're loading from a software list, check requirements
if (m_software_part_ptr != nullptr)
{
const char *requirement = m_software_part_ptr->feature("requirement");
if (requirement != nullptr)
{
const software_part *req_swpart = find_software_item(requirement, false);
if (req_swpart != nullptr)
{
device_image_interface *req_image = software_list_device::find_mountable_image(device().mconfig(), *req_swpart);
if (req_image != nullptr)
req_image->m_software_part_ptr = req_swpart;
}
}
}
}
return false;
}
@ -1429,7 +1447,7 @@ bool device_image_interface::load_software_part(const std::string &identifier, c
#ifdef UNUSED_VARIABLE
// Tell the world which part we actually loaded
std::string full_sw_name = string_format("%s:%s:%s", swlist.list_name(), swpart->info().shortname(), swpart->name());
std::string full_sw_name = string_format("%s:%s:%s", swlist->list_name(), swpart->info().shortname(), swpart->name());
#endif
// check compatibility
@ -1458,7 +1476,8 @@ bool device_image_interface::load_software_part(const std::string &identifier, c
if (req_image != nullptr)
{
req_image->set_init_phase();
req_image->load(requirement);
if (req_image->load_software(requirement) != image_init_result::PASS)
result = false;
}
}
}
@ -1473,20 +1492,18 @@ bool device_image_interface::load_software_part(const std::string &identifier, c
std::string device_image_interface::software_get_default_slot(const char *default_card_slot) const
{
const char *path = device().mconfig().options().value(instance_name());
std::string result;
if (*path != '\0')
if (m_software_part_ptr != nullptr)
{
result.assign(default_card_slot);
const software_part *swpart = find_software_item(path, true);
if (swpart != nullptr)
{
const char *slot = swpart->feature("slot");
if (slot != nullptr)
result.assign(slot);
}
// use slot value if available
const char *slot = m_software_part_ptr->feature("slot");
return (slot != nullptr) ? slot : default_card_slot;
}
return result;
// necessary for image file creation???
if (*device().mconfig().options().value(instance_name()) != '\0')
return default_card_slot;
return std::string();
}
//----------------------------------------------------------------------------

2
src/emu/softlist_dev.cpp
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@ -377,7 +377,7 @@ device_image_interface *software_list_device::find_mountable_image(const machine
{
// mount only if not already mounted
const char *option = mconfig.options().value(image.brief_instance_name());
if (*option == '\0' && !image.filename())
if (*option == '\0' && !image.filename() && image.part_entry() == nullptr)
return ℑ
}
}

4
src/frontend/mame/mameopts.cpp
View File

@ -83,6 +83,10 @@ void mame_options::update_slot_options(emu_options &options, const software_part
return;
machine_config config(*cursystem, options);
// preopen all images (this allows slots to be assigned for all required software)
for (device_image_interface &image : image_interface_iterator(config.root_device()))
image.open_image_file(options);
// iterate through all slot devices
for (device_slot_interface &slot : slot_interface_iterator(config.root_device()))
{