Check software parts for incompatibility as well as compatibility

hash/megadriv.xml

@@ -3800,6 +3800,7 @@ Info on Sega chip labels (from Sunbeam / Digital Corruption)
 		<description>Ishido - The Way of Stones (USA)</description>
 		<year>1990</year>
 		<publisher>Accolade</publisher>
+		<sharedfeat name="incompatibility" value="TMSS"/>
 		<part name="cart" interface="megadriv_cart">
 			<feature name="pcb" value="ACBWPC1190"/>
 			<feature name="ic1" value="MB834200A 2M5 BA 9044 T03 ISS0890"/>
@@ -11942,6 +11943,7 @@ but dumps still have to be confirmed.
 		<description>Budokan - The Martial Spirit (USA)</description>
 		<year>1990</year>
 		<publisher>Electronic Arts</publisher>
+		<sharedfeat name="incompatibility" value="TMSS"/>
 		<part name="cart" interface="megadriv_cart">
 			<dataarea name="rom" width="16" endianness="big" size="524288">
 				<rom name="budokan - the martial spirit (usa).bin" size="524288" crc="acd9f5fc" sha1="93bc8242106bc9b2e0a8a974a3f65b559dd2941d" offset="0x000000"/>
@@ -20522,6 +20524,7 @@ Notice that these are not working on real hardware due to bugged code with VDP i
 		<description>Onslaught (Euro, USA)</description>
 		<year>1991</year>
 		<publisher>Ballistic</publisher>
+		<sharedfeat name="incompatibility" value="TMSS"/>
 		<part name="cart" interface="megadriv_cart">
 			<dataarea name="rom" width="16" endianness="big" size="524288">
 				<rom name="onslaught (euro, usa).bin" size="524288" crc="9f19d6df" sha1="dc542ddfa878f2aed3a7fcedc4b0f8d503eb5d70" offset="0x000000"/>
@@ -21578,6 +21581,7 @@ Notice that these are not working on real hardware due to bugged code with VDP i
 		<description>Populous (USA)</description>
 		<year>1991</year>
 		<publisher>Sega</publisher>
+		<sharedfeat name="incompatibility" value="TMSS"/>
 		<part name="cart" interface="megadriv_cart">
 			<dataarea name="rom" width="16" endianness="big" size="524288">
 				<rom name="populous (usa).bin" size="524288" crc="bd74b31e" sha1="89907c4ba4fd9db4e8ef2271c0253bb0e4b6d52d" offset="0x000000"/>
@@ -29417,6 +29421,7 @@ Notice that these are not working on real hardware due to bugged code with VDP i
 		<description>Zany Golf (Euro, USA)</description>
 		<year>1990</year>
 		<publisher>Electronic Arts</publisher>
+		<sharedfeat name="incompatibility" value="TMSS"/>
 		<part name="cart" interface="megadriv_cart">
 			<dataarea name="rom" width="16" endianness="big" size="524288">
 				<rom name="zany golf (euro, usa).bin" size="524288" crc="ed5d12ea" sha1="4f9bea2d8f489bfbc963718a8dca212e033fb5a2" offset="0x000000"/>

src/emu/diimage.cpp

@@ -1288,14 +1288,26 @@ bool device_image_interface::load_software_part(const char *path, software_part
 	}
 
 	// Load the software part
-	bool result = call_softlist_load(swpart->info().list(), swpart->info().shortname(), swpart->romdata());
+	software_list_device &swlist = swpart->info().list();
+	bool result = call_softlist_load(swlist, swpart->info().shortname(), swpart->romdata());
 
 	// Tell the world which part we actually loaded
-	std::string full_sw_name = string_format("%s:%s:%s", swpart->info().list().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());
 
 	// check compatibility
-	if (!swpart->is_compatible(swpart->info().list()))
-		osd_printf_warning("WARNING! the set %s might not work on this system due to missing filter(s) '%s'\n", swpart->info().shortname(), swpart->info().list().filter());
+	switch (swpart->is_compatible(swlist))
+	{
+		case SOFTWARE_IS_COMPATIBLE:
+			break;
+
+		case SOFTWARE_IS_INCOMPATIBLE:
+			swlist.popmessage("WARNING! the set %s might not work on this system due to incompatible filter(s) '%s'\n", swpart->info().shortname(), swlist.filter());
+			break;
+
+		case SOFTWARE_NOT_COMPATIBLE:
+			swlist.popmessage("WARNING! the set %s might not work on this system due to missing filter(s) '%s'\n", swpart->info().shortname(), swlist.filter());
+			break;
+	}
 
 	// check requirements and load those images
 	const char *requirement = swpart->feature("requirement");
@@ -1304,23 +1316,11 @@ bool device_image_interface::load_software_part(const char *path, software_part
 		software_part *req_swpart = find_software_item(requirement, false);
 		if (req_swpart != nullptr)
 		{
-			for (device_image_interface &req_image : image_interface_iterator(device().machine().root_device()))
+			device_image_interface *req_image = req_swpart->find_mountable_image(device().mconfig());
+			if (req_image != nullptr)
 			{
-				const char *interface = req_image.image_interface();
-				if (interface != nullptr)
-				{
-					if (req_swpart->matches_interface(interface))
-					{
-						const char *option = device().mconfig().options().value(req_image.brief_instance_name());
-						// mount only if not already mounted
-						if (*option == '\0' && !req_image.filename())
-						{
-							req_image.set_init_phase();
-							req_image.load(requirement);
-						}
-						break;
-					}
-				}
+				req_image->set_init_phase();
+				req_image->load(requirement);
 			}
 		}
 	}

src/emu/softlist.cpp

@@ -140,26 +140,48 @@ const char *software_part::feature(const char *feature_name) const
 //  with the given software_list_device
 //-------------------------------------------------
 
-bool software_part::is_compatible(const software_list_device &swlistdev) const
+software_compatibility software_part::is_compatible(const software_list_device &swlistdev) const
 {
-	// get the compatibility feature and the softlist filter; if either is nullptr, assume compatible
-	const char *compatibility = feature("compatibility");
+	// get the softlist filter; if null, assume compatible
 	const char *filter = swlistdev.filter();
-	if (compatibility == nullptr || filter == nullptr)
-		return true;
+	if (filter == nullptr)
+		return SOFTWARE_IS_COMPATIBLE;
 
-	// copy the comma-delimited strings and ensure they end with a final comma
-	std::string comp = std::string(compatibility).append(",");
+	// copy the comma-delimited string and ensure it ends with a final comma
 	std::string filt = std::string(filter).append(",");
 
-	// iterate over filter items and see if they exist in the compatibility list; if so, return true
+	// get the incompatibility filter and test against it first if it exists
+	const char *incompatibility = feature("incompatibility");
+	if (incompatibility != nullptr)
+	{
+		// copy the comma-delimited string and ensure it ends with a final comma
+		std::string incomp = std::string(incompatibility).append(",");
+
+		// iterate over filter items and see if they exist in the list; if so, it's incompatible
+		for (int start = 0, end = filt.find_first_of(',',start); end != -1; start = end + 1, end = filt.find_first_of(',', start))
+		{
+			std::string token(filt, start, end - start + 1);
+			if (incomp.find(token) != -1)
+				return SOFTWARE_IS_INCOMPATIBLE;
+		}
+	}
+
+	// get the compatibility feature; if null, assume compatible
+	const char *compatibility = feature("compatibility");
+	if (compatibility == nullptr)
+		return SOFTWARE_IS_COMPATIBLE;
+
+	// copy the comma-delimited string and ensure it ends with a final comma
+	std::string comp = std::string(compatibility).append(",");
+
+	// iterate over filter items and see if they exist in the compatibility list; if so, it's compatible
 	for (int start = 0, end = filt.find_first_of(',',start); end != -1; start = end + 1, end = filt.find_first_of(',', start))
 	{
 		std::string token(filt, start, end - start + 1);
 		if (comp.find(token) != -1)
-			return true;
+			return SOFTWARE_IS_COMPATIBLE;
 	}
-	return false;
+	return SOFTWARE_NOT_COMPATIBLE;
 }
 
 
@@ -183,6 +205,34 @@ bool software_part::matches_interface(const char *interface_list) const
 }
 
 
+//-------------------------------------------------
+//  find_mountable_image - find an image interface
+//  that can automatically mount this software part
+//-------------------------------------------------
+
+device_image_interface *software_part::find_mountable_image(const machine_config &mconfig) const
+{
+	// if automount="no", don't bother
+	const char *mount = feature("automount");
+	if (mount != nullptr && strcmp(mount, "no") == 0)
+		return nullptr;
+
+	for (device_image_interface &image : image_interface_iterator(mconfig.root_device()))
+	{
+		const char *interface = image.image_interface();
+		if (interface != nullptr && matches_interface(interface))
+		{
+			// mount only if not already mounted
+			const char *option = mconfig.options().value(image.brief_instance_name());
+			if (*option == '\0' && !image.filename())
+
+				return ℑ
+		}
+	}
+	return nullptr;
+}
+
+
 
 //**************************************************************************
 //  SOFTWARE INFO
@@ -340,7 +390,7 @@ void software_list_device::find_approx_matches(const char *name, int matches, so
 	for (software_info &swinfo : get_info())
 	{
 		software_part *part = swinfo.first_part();
-		if ((interface == nullptr || part->matches_interface(interface)) && part->is_compatible(*this))
+		if ((interface == nullptr || part->matches_interface(interface)) && part->is_compatible(*this) == SOFTWARE_IS_COMPATIBLE)
 		{
 			// pick the best match between driver name and description
 			int longpenalty = driver_list::penalty_compare(name, swinfo.longname());

src/emu/softlist.h

@@ -29,6 +29,12 @@ enum softlist_type
 	SOFTWARE_LIST_COMPATIBLE_SYSTEM
 };
 
+enum software_compatibility
+{
+	SOFTWARE_IS_COMPATIBLE,
+	SOFTWARE_IS_INCOMPATIBLE,
+	SOFTWARE_NOT_COMPATIBLE
+};
 
 
 //**************************************************************************
@@ -115,9 +121,10 @@ class software_part
 	rom_entry *romdata(unsigned int index = 0) { return (index < m_romdata.size()) ? &m_romdata[index] : nullptr; }
 
 	// helpers
-	bool is_compatible(const software_list_device &swlist) const;
+	software_compatibility is_compatible(const software_list_device &swlist) const;
 	bool matches_interface(const char *interface) const;
 	const char *feature(const char *feature_name) const;
+	device_image_interface *find_mountable_image(const machine_config &mconfig) const;
 
 private:
 	// internal state

src/frontend/mame/clifront.cpp

@@ -201,6 +201,7 @@ int cli_frontend::execute(int argc, char **argv)
 				throw emu_fatalerror(EMU_ERR_FATALERROR, "Error: unknown option: %s\n", m_options.software_name());
 
 			bool found = false;
+			bool compatible = false;
 			for (software_list_device &swlistdev : iter)
 			{
 				software_info *swinfo = swlistdev.find(m_options.software_name());
@@ -209,46 +210,33 @@ int cli_frontend::execute(int argc, char **argv)
 					// loop through all parts
 					for (software_part &swpart : swinfo->parts())
 					{
-						const char *mount = swpart.feature("automount");
-						if (swpart.is_compatible(swlistdev))
+						// only load compatible software this way
+						if (swpart.is_compatible(swlistdev) == SOFTWARE_IS_COMPATIBLE)
 						{
-							if (mount == nullptr || strcmp(mount,"no") != 0)
+							device_image_interface *image = swpart.find_mountable_image(config);
+							if (image != nullptr)
 							{
-								// search for an image device with the right interface
-								for (device_image_interface &image : image_interface_iterator(config.root_device()))
-								{
-									const char *interface = image.image_interface();
-									if (interface != nullptr)
-									{
-										if (swpart.matches_interface(interface))
-										{
-											const char *option = m_options.value(image.brief_instance_name());
-
-											// mount only if not already mounted
-											if (*option == 0)
-											{
-												std::string val = string_format("%s:%s:%s", swlistdev.list_name(), m_options.software_name(), swpart.name());
+								std::string val = string_format("%s:%s:%s", swlistdev.list_name(), m_options.software_name(), swpart.name());
 
-												// call this in order to set slot devices according to mounting
-												mame_options::parse_slot_devices(m_options, argc, argv, option_errors, image.instance_name(), val.c_str(), &swpart);
-												break;
-											}
-										}
-									}
-								}
+								// call this in order to set slot devices according to mounting
+								mame_options::parse_slot_devices(m_options, argc, argv, option_errors, image->instance_name(), val.c_str(), &swpart);
 							}
-							found = true;
+							compatible = true;
 						}
 					}
+					found = true;
 				}
 
-				if (found)
+				if (compatible)
 					break;
 			}
-			if (!found)
+			if (!compatible)
 			{
 				software_list_device::display_matches(config, nullptr, m_options.software_name());
-				throw emu_fatalerror(EMU_ERR_FATALERROR, nullptr);
+				if (!found)
+					throw emu_fatalerror(EMU_ERR_FATALERROR, nullptr);
+				else
+					throw emu_fatalerror(EMU_ERR_FATALERROR, "Software '%s' is incompatible with system '%s'\n", m_options.software_name(), m_options.system_name());
 			}
 		}
 

src/frontend/mame/ui/selsoft.cpp

@@ -538,7 +538,7 @@ void ui_menu_select_software::build_software_list()
 		for (software_info &swinfo : swlist.get_info())
 		{
 			software_part *part = swinfo.first_part();
-			if (part->is_compatible(swlist))
+			if (part->is_compatible(swlist) == SOFTWARE_IS_COMPATIBLE)
 			{
 				const char *instance_name = nullptr;
 				const char *type_name = nullptr;

src/frontend/mame/ui/swlist.cpp

@@ -191,7 +191,7 @@ ui_menu_software_list::entry_info *ui_menu_software_list::append_software_entry(
 	// check if at least one of the parts has the correct interface and add a menu entry only in this case
 	for (const software_part &swpart : swinfo.parts())
 	{
-		if (swpart.matches_interface(m_interface) && swpart.is_compatible(*m_swlist))
+		if (swpart.matches_interface(m_interface) && swpart.is_compatible(*m_swlist) == SOFTWARE_IS_COMPATIBLE)
 		{
 			entry_updated = TRUE;
 			// allocate a new entry

src/mame/drivers/megadriv.cpp

@@ -406,6 +406,9 @@ static MACHINE_CONFIG_START( ms_megadpal, md_cons_state )
 	MCFG_SOFTWARE_LIST_ADD("cart_list","megadriv")
 MACHINE_CONFIG_END
 
+static MACHINE_CONFIG_DERIVED( genesis_tmss, ms_megadriv )
+	MCFG_SOFTWARE_LIST_FILTER("cart_list","TMSS")
+MACHINE_CONFIG_END
 
 
 
@@ -1058,7 +1061,7 @@ CONS( 1990, megadriv,   genesis,   0,      ms_megadpal,     md, md_cons_state,
 CONS( 1988, megadrij,   genesis,   0,      ms_megadriv,     md, md_cons_state,     md_jpn,    "Sega",   "Mega Drive (Japan, NTSC)", MACHINE_SUPPORTS_SAVE )
 
 // 1990+ models had the TMSS security chip, leave this as a clone, it reduces compatibility and nothing more.
-CONS( 1990, genesis_tmss, genesis, 0,      ms_megadriv,     md, md_cons_state,     genesis,   "Sega",   "Genesis (USA, NTSC, with TMSS chip)",  MACHINE_SUPPORTS_SAVE )
+CONS( 1990, genesis_tmss, genesis, 0,      genesis_tmss,    md, md_cons_state,     genesis,   "Sega",   "Genesis (USA, NTSC, with TMSS chip)",  MACHINE_SUPPORTS_SAVE )
 
 
 // the 32X plugged in the cart slot, games plugged into the 32x.  Maybe it should be handled as an expansion device?