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Refactor finding systype by extension/name

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This commit is contained in:
Ilari Liusvaara 2013-01-15 07:31:44 +02:00
parent 98886e8143
commit 908b875319
1 changed files with 22 additions and 11 deletions
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33
src/core/rom.cpp
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@ -173,6 +173,25 @@ namespace
core_type* current_rom_type = &type_null;
core_region* current_region = &null_region;
core_type* find_core_by_extension(const std::string& ext)
{
std::list<core_type*> possible = core_type::get_core_types();
for(auto i : possible)
if(i->is_known_extension(ext))
return i;
return NULL;
}
core_type* find_core_by_name(const std::string& name)
{
std::list<core_type*> possible = core_type::get_core_types();
for(auto i : possible)
if(i->get_iname() == name)
return i;
return NULL;
}
}
loaded_slot::loaded_slot() throw(std::bad_alloc)
@ -274,7 +293,6 @@ loaded_rom::loaded_rom() throw()
loaded_rom::loaded_rom(const std::string& file) throw(std::bad_alloc, std::runtime_error)
{
std::list<core_type*> possible = core_type::get_core_types();
std::istream& spec = open_file_relative(file, "");
std::string s;
std::getline(spec, s);
@ -284,11 +302,7 @@ loaded_rom::loaded_rom(const std::string& file) throw(std::bad_alloc, std::runti
//This is a Raw ROM image.
regex_results tmp;
std::string ext = regex(".*\\.([^.]*)?", file, "Unknown ROM file type")[1];
core_type* coretype = NULL;
for(auto i : possible) {
if(i->is_known_extension(ext))
coretype = i;
}
core_type* coretype = find_core_by_extension(ext);
if(!coretype)
throw std::runtime_error("Unknown ROM file type");
rtype = coretype;
@ -319,11 +333,8 @@ loaded_rom::loaded_rom(const std::string& file) throw(std::bad_alloc, std::runti
}
//Detect type.
rtype = &type_null;
for(auto i : possible)
if(i->get_iname() == platname)
rtype = i;
if(rtype == &type_null)
rtype = find_core_by_name(platname);
if(!rtype)
(stringfmt() << "Not a valid system type '" << platname << "'").throwex();
//Detect region.