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Fixed access violation in MESS skeleton drivers with empty INPUT_PORT sections.

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This commit is contained in:
Curt Coder 2009-09-07 07:39:00 +00:00
parent 24745e0c58
commit 9e3d135331
1 changed files with 15 additions and 12 deletions
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27
src/emu/inptport.c
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@ -1699,19 +1699,22 @@ static void init_autoselect_devices(const input_port_config *portlist, int type1
mame_printf_error("Invalid %s value %s; reverting to keyboard\n", option, stemp); mame_printf_error("Invalid %s value %s; reverting to keyboard\n", option, stemp);
/* only scan the list if we haven't already enabled this class of control */ /* only scan the list if we haven't already enabled this class of control */
if (!input_device_class_enabled(portlist->machine, autoenable)) if (portlist)
for (port = portlist; port != NULL; port = port->next) {
for (field = port->fieldlist; field != NULL; field = field->next) if (!input_device_class_enabled(portlist->machine, autoenable))
for (port = portlist; port != NULL; port = port->next)
for (field = port->fieldlist; field != NULL; field = field->next)
/* if this port type is in use, apply the autoselect criteria */ /* if this port type is in use, apply the autoselect criteria */
if ((type1 != 0 && field->type == type1) || if ((type1 != 0 && field->type == type1) ||
(type2 != 0 && field->type == type2) || (type2 != 0 && field->type == type2) ||
(type3 != 0 && field->type == type3)) (type3 != 0 && field->type == type3))
{ {
mame_printf_verbose("Input: Autoenabling %s due to presence of a %s\n", autostring, ananame); mame_printf_verbose("Input: Autoenabling %s due to presence of a %s\n", autostring, ananame);
input_device_class_enable(portlist->machine, autoenable, TRUE); input_device_class_enable(portlist->machine, autoenable, TRUE);
break; break;
} }
}
} }